What are the cheapest airlines flying from Boston to Washington, D.C. round-trip?

Spirit Airlines, at $53, was found to be the cheapest airline from Boston to Washington, D.C..Alternate airlines to your destination round-trip include Southwest and JetBlue. Spirit Airlines is 72% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Boston to Washington, D.C. one-way?

One-way options have recently been found by users for as low as $32 on Spirit Airlines. Other airlines that offer cheap prices include Delta from $60 and United Airlines from $63 one-way.

What are the most popular routes from Boston to Washington, D.C.?

The most popular flight routes from Boston to Washington, D.C. are Boston Logan Intl - Washington, D.C. Reagan-National, Boston Logan Intl - Washington, D.C. Dulles Intl and Boston Logan Intl - Baltimore/Washington.

What are the cheapest flights from Boston to Washington, D.C.?

On average you can expect to pay $1,039 for a flight from Boston to Washington, D.C.. The cheapest flight overall is $99 while the most popular route, (Boston Logan Intl - Washington, D.C. Reagan-National) is currently priced at $131.

What are the most reliable airlines from Boston to Washington, D.C.?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Washington, D.C. on time: Egyptair (96%), Air China (94%), ANA (92%).

What are the most popular airlines that fly from Boston to Washington, D.C.?

Consider JetBlue, Delta or Spirit Airlines when booking your flight. These represent the most popular airlines when flying from Boston to Washington, D.C..

What is the cheapest day to fly round-trip from Boston to Washington, D.C.?

Flights from Boston to Washington, D.C. are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

How far in advance should I book a flight from Boston to Washington, D.C.?

Travelers have found it’s best to book a flight 31 days in advance to save up to 88% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 31 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Boston to Washington, D.C. 1-2 weeks in advance for as low as $188, or $343 for flights within the next 24 hours.

What is the cheapest month to fly from Boston to Washington, D.C.?

Flights from Boston to Washington, D.C. lean towards being more expensive in April. Prices are generally better when you fly from Boston to Washington, D.C. in January, with the cheapest ticket starting at $66.

Most accurate provider : When it comes to deals on Boston-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Boston-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Boston to Washington, D.C.?

Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Logan Intl; the airport handles an average of 48 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Boston airport to Washington, D.C.. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

Can I find deals for flights from Boston to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Boston to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Boston to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Washington, D.C..

Can I find deals for business class flights from Boston to Washington, D.C.?

Yes. Cheapflights offers flight deals from Boston to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$32+ Flights from Boston to Washington, D.C.

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The best prices from Boston Logan Intl to Washington, D.C. are usually found in January or August, booked 68 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Boston to Washington, D.C.

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$53 (CheapOair)
One-way from	$32 (FlightHub)
Popular in	April
Cheapest in	January
Average price	$206
Good round-trip deal	$126 or less
Good one-way deal	$104 or less

Provider with most accurate pricing for Boston Logan Intl-Washington, D.C. (WAS) flight deals.

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Provider most trusted by Cheapflights users for Boston Logan Intl-Washington, D.C. (WAS) flights.

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From Boston Logan Intl to Washington, D.C. (WAS)

Search Deals

One-way flight from Boston Logan Intl to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($29 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in February 2025

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Price to beat on a round-trip flight from Boston Logan Intl to Washington, D.C. (WAS).

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Price to beat on a one-way flight from Boston Logan Intl to Washington, D.C. (WAS).

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Find flight deals from Boston to Washington, D.C.

Cheapest flights from Boston to Washington, D.C.
Explore the most affordable flight options available from Boston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2025.

Thu 3/138:30 amBOS - BWI

Nonstop1h 37mSpirit Airlines

Sat 3/157:55 pmBWI - BOS

Nonstop1h 25mSpirit Airlines

Deal found 2/26

$53

Tue 3/184:00 pmBOS - DCA

Nonstop1h 44mJetBlue

Tue 3/188:55 pmDCA - BOS

Nonstop1h 34mJetBlue

Deal found 2/26

$119

Wed 3/265:30 amBOS - IAD

Nonstop1h 44mUnited Airlines

Wed 4/28:40 amIAD - BOS

Nonstop1h 38mUnited Airlines

Deal found 2/26

$125

Wed 3/269:55 pmBOS - DCA

Nonstop1h 49mDelta

Tue 4/16:59 amDCA - BOS

Nonstop1h 43mDelta

Deal found 2/26

$125

Wed 3/265:43 amBOS - DCA

Nonstop1h 48mAmerican Airlines

Sat 3/297:30 amDCA - BOS

Nonstop1h 36mAmerican Airlines

Deal found 2/26

$126

Fri 4/48:45 amBOS - BWI

Nonstop1h 34mDelta

Mon 4/77:30 pmBWI - BOS

Nonstop1h 35mDelta

Deal found 2/25

$131

Thu 3/275:15 amBOS - BWI

1 stop9h 03mMultiple Airlines

Sun 3/306:30 pmBWI - BOS

1 stop14h 51mMultiple Airlines

Deal found 2/25

$134

Fri 4/48:10 pmBOS - BWI

Nonstop1h 35mSouthwest

Mon 4/76:50 amBWI - BOS

Nonstop1h 30mSouthwest

Deal found 2/25

$145

Sun 3/236:00 amBOS - DCA

1 stop3h 48mUnited Airlines

Fri 3/286:00 amDCA - BOS

1 stop3h 48mUnited Airlines

Deal found 2/25

$175

Tue 3/186:00 amBOS - IAD

1 stop7h 16mFrontier

Sat 3/225:54 pmIAD - BOS

1 stop6h 40mFrontier

Deal found 2/26

$241

Tue 3/252:10 pmBOS - IAD

3 stops21h 10mMultiple Airlines

Tue 4/15:25 pmIAD - BOS

3 stops23h 00mMultiple Airlines

Deal found 2/25

$249

Wed 3/56:00 amBOS - IAD

1 stop5h 25mDelta

Thu 3/66:00 amIAD - BOS

1 stop6h 04mDelta

Deal found 2/25

$257

Best flights from Boston to Washington, D.C.
Discover carefully curated flight deals from Boston to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 26, 2025.

Thu 3/138:30 amBOS - BWI

Nonstop1h 37mSpirit Airlines

Sat 3/157:55 pmBWI - BOS

Nonstop1h 25mSpirit Airlines

Deal found 2/26

$53

Thu 3/271:55 pmBOS - BWI

Nonstop1h 35mSouthwest

Mon 3/315:55 pmBWI - BOS

Nonstop1h 30mSouthwest

Deal found 2/25

$106

Tue 3/255:15 amBOS - BWI

1 stop9h 03mMultiple Airlines

Thu 3/274:22 pmBWI - BOS

1 stop8h 12mMultiple Airlines

Deal found 2/25

$118

Tue 3/184:00 pmBOS - DCA

Nonstop1h 44mJetBlue

Tue 3/188:55 pmDCA - BOS

Nonstop1h 34mJetBlue

Deal found 2/26

$119

Wed 3/265:43 amBOS - DCA

Nonstop1h 48mAmerican Airlines

Sat 3/297:30 amDCA - BOS

Nonstop1h 36mAmerican Airlines

Deal found 2/26

$126

Wed 4/309:35 amBOS - DCA

Nonstop1h 48mDelta

Fri 5/26:00 amDCA - BOS

Nonstop1h 43mDelta

Deal found 2/25

$129

Wed 3/269:25 amBOS - IAD

Nonstop1h 45mUnited Airlines

Fri 3/2810:15 pmIAD - BOS

Nonstop1h 35mUnited Airlines

Deal found 2/25

$142

Tue 3/116:00 amBOS - IAD

1 stop7h 16mFrontier

Tue 3/115:54 pmIAD - BOS

1 stop6h 40mFrontier

Deal found 2/26

$241

Fri 4/48:45 amBOS - BWI

Nonstop1h 34mDelta

Mon 4/77:30 pmBWI - BOS

Nonstop1h 35mDelta

Deal found 2/25

$131

Sun 3/236:00 amBOS - DCA

1 stop3h 48mUnited Airlines

Fri 3/286:00 amDCA - BOS

1 stop3h 48mUnited Airlines

Deal found 2/25

$175

Tue 3/252:10 pmBOS - IAD

3 stops21h 10mMultiple Airlines

Tue 4/15:25 pmIAD - BOS

3 stops23h 00mMultiple Airlines

Deal found 2/25

$249

Sat 4/59:00 amBOS - IAD

1 stop4h 42mAmerican Airlines

Sun 4/65:00 amIAD - BOS

1 stop4h 16mAmerican Airlines

Deal found 2/25

$270

Last-minute flights from Boston to Washington, D.C.
Discover last-minute flight deals from Boston to Washington, D.C.. Data last updated February 26, 2025 and is based on user searches.

Mon 3/36:05 amBOS - BWI

Nonstop1h 40mMultiple Airlines

Tue 3/45:10 pmBWI - BOS

1 stop7h 34mMultiple Airlines

Deal found 2/25

$183

Tue 3/46:05 amBOS - BWI

Nonstop1h 40mSpirit Airlines

Sat 3/86:00 amBWI - BOS

Nonstop1h 25mSpirit Airlines

Deal found 2/25

$69

Tue 3/45:40 amBOS - DCA

1 stop7h 08mJetBlue

Tue 3/45:15 pmDCA - BOS

Nonstop1h 40mJetBlue

Deal found 2/25

$147

Tue 3/41:05 pmBOS - BWI

Nonstop1h 45mDelta

Tue 3/1110:59 amBWI - BOS

Nonstop1h 30mDelta

Deal found 2/25

$247

Tue 3/46:15 pmBOS - BWI

Nonstop1h 40mSouthwest

Wed 3/58:35 amBWI - BOS

Nonstop1h 35mSouthwest

Deal found 2/25

$260

Wed 3/511:20 amBOS - DCA

Nonstop1h 58mDelta

Fri 3/76:00 amDCA - BOS

Nonstop1h 40mDelta

Deal found 2/25

$157

Wed 3/56:00 amBOS - IAD

1 stop5h 25mDelta

Thu 3/66:00 amIAD - BOS

1 stop6h 04mDelta

Deal found 2/25

$257

Thu 3/610:11 amBOS - BWI

1 stop7h 29mFrontier

Thu 3/69:30 pmBWI - BOS

1 stop10h 43mFrontier

Deal found 2/25

$244

Fri 3/75:35 amBOS - DCA

Nonstop1h 51mAmerican Airlines

Wed 3/129:15 pmDCA - BOS

Nonstop1h 28mAmerican Airlines

Deal found 2/26

$141

Fri 3/75:30 amBOS - IAD

Nonstop1h 44mUnited Airlines

Fri 3/710:15 pmIAD - BOS

Nonstop1h 35mUnited Airlines

Deal found 2/26

$157

Fri 3/79:03 amBOS - IAD

1 stop6h 51mFrontier

Sat 3/155:54 pmIAD - BOS

1 stop6h 40mFrontier

Deal found 2/26

$241

Sat 3/810:30 amBOS - DCA

1 stop3h 54mUnited Airlines

Tue 3/119:00 amDCA - BOS

1 stop6h 15mUnited Airlines

Deal found 2/25

$177

One-way flights from Boston to Washington, D.C.
Search for one-way flight options from Boston to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated February 26, 2025.

Sun 5/186:00 amBOS - BWI

Nonstop1h 33mSpirit Airlines

Deal found 2/25

$32

Thu 4/108:45 amBOS - BWI

Nonstop1h 34mDelta

Deal found 2/26

$60

Wed 3/125:30 amBOS - IAD

Nonstop1h 44mUnited Airlines

Deal found 2/26

$63

Tue 3/189:55 pmBOS - DCA

Nonstop1h 49mDelta

Deal found 2/26

$63

Tue 3/259:04 amBOS - DCA

Nonstop1h 49mAmerican Airlines

Deal found 2/25

$67

Thu 4/1010:20 amBOS - DCA

Nonstop1h 39mJetBlue

Deal found 2/25

$74

Fri 4/117:10 amBOS - BWI

Nonstop1h 35mSouthwest

Deal found 2/25

$81

Wed 3/198:36 amBOS - DCA

1 stop3h 49mUnited Airlines

Deal found 2/25

$84

Wed 3/2611:14 amBOS - IAD

3 stops24h 12mMultiple Airlines

Deal found 2/26

$116

Tue 3/116:00 amBOS - IAD

1 stop7h 16mFrontier

Deal found 2/26

$121

Thu 6/510:11 amBOS - BWI

1 stop8h 01mFrontier

Deal found 2/26

$122

Sun 5/255:20 amBOS - IAD

1 stop6h 46mDelta

Deal found 2/26

$124

Find flights from Boston to Washington, D.C. within your budget

Fly from

Fly to

Route

Depart

Return

Price

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Thu 3/13

8:30 am-10:07 am

Nonstop1h 37m

Baltimore/Washington

Sat 3/15

7:55 pm-9:20 pm

Nonstop1h 25m

$53

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Thu 3/27

1:55 pm-3:30 pm

Nonstop1h 35m

Baltimore/Washington

Mon 3/31

5:55 pm-7:25 pm

Nonstop1h 30m

$106

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Tue 3/25

5:15 am-2:18 pm

1 stop9h 03m

Baltimore/Washington

Thu 3/27

4:22 pm-12:34 am

1 stop8h 12m

$118

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Tue 3/18

4:00 pm-5:44 pm

Nonstop1h 44m

Washington, D.C. Reagan-National

Tue 3/18

8:55 pm-10:29 pm

Nonstop1h 34m

$119

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 3/26

5:30 am-7:14 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Wed 4/2

8:40 am-10:18 am

Nonstop1h 38m

$125

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Wed 3/26

5:43 am-7:31 am

Nonstop1h 48m

Washington, D.C. Reagan-National

Sat 3/29

7:30 am-9:06 am

Nonstop1h 36m

$126

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Wed 4/30

9:35 am-11:23 am

Nonstop1h 48m

Washington, D.C. Reagan-National

Fri 5/2

6:00 am-7:43 am

Nonstop1h 43m

$129

BostonBaltimore

BOS - BWI

BOSBWI

Boston Logan Intl

Fri 4/4

8:45 am-10:19 am

Nonstop1h 34m

Baltimore/Washington

Mon 4/7

7:30 pm-9:05 pm

Nonstop1h 35m

$131

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Sun 3/23

6:00 am-9:48 am

1 stop3h 48m

Washington, D.C. Reagan-National

Fri 3/28

6:00 am-9:48 am

1 stop3h 48m

$175

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Tue 3/18

6:00 am-1:16 pm

1 stop7h 16m

Washington, D.C. Dulles Intl

Sat 3/22

5:54 pm-12:34 am

1 stop6h 40m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/25

Showing 1-10 of 36 results

Compare providers for flights from Boston to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Washington, D.C. in February.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Justfly.com	Price Accuracy3 stars	Trust Score*3 stars
Flightnetwork	Price Accuracy-	Trust Score*3 stars
CheapOair	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Boston-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Boston-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Boston to Washington, D.C. flights

Find out what our experts recommend to make the most of your Boston to Washington, D.C. trip

Airlines

Ethiopian Air

Ethiopian Airlines offers generous award availability in premium cabins via Star Alliance partners.

Ethiopian Airlines' Economy Class features a 32-inch pitch and personal entertainment monitors.

Read more about Ethiopian Airby Paul Rubio

United Airlines

United Airlines' Economy Plus offers extra legroom seats towards the front of the cabin.

United's Basic Economy allows a personal item only; no carry-on bags are permitted.

Read more about United Airlinesby Harriet Baskas

Airports

BOS

Use the FlyLogan App to pre-order food and save time at BOS. Most restaurants participate, making it a convenient option.

IAD

The Silver Line Metro connects IAD to Washington, D.C. in under 40 minutes, offering a cost-effective travel option.

Our travel experts

Paul Rubio

Expert on Ethiopian Air and BOS

Harriet Baskas

Expert on United Airlines

Ramsey Qubein

Expert on IAD

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.

Best time to book a flight from Boston to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Boston with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Boston to Washington, D.C.

Get recent, data-driven insights about flights from Boston to Washington, D.C. including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Boston to Washington, D.C.?

The best time to book flights from Boston to Washington, D.C. is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Boston to Washington, D.C. (average of $309). Flying from Boston to Washington, D.C. in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to WAS?

One of the essential ways to save on airfare from Boston to Washington, D.C. is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 11% on airfare.

What is the cheapest day to fly from Boston to Washington, D.C.?

Travelers seeking maximum savings on their Boston to Washington, D.C. flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Washington, D.C.

The most flights from BOS to WAS are scheduled on a Tuesday (76 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Southwest, Delta and JetBlue from Boston to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.1

Very good

4,369 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest

8.1

Very good

4,369 reviews

Southwest

8.1

Very good

4,369 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta

8.0

Very good

8,149 reviews

Southwest

8.1

Very good

4,369 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

JetBlue

7.4

Good

3,044 reviews

Southwest

8.1

Very good

4,369 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines

7.4

Good

8,733 reviews

Southwest

8.1

Very good

4,369 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Allegiant Air

7.3

Good

759 reviews

Southwest

8.1

Very good

4,369 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

What airport do you fly from for flights from Boston to Washington, D.C.?
Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Logan Intl; the airport handles an average of 48 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Boston airport to Washington, D.C.. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.
What are the cheapest airlines flying from Boston to Washington, D.C. round-trip?
Spirit Airlines, at $53, was found to be the cheapest airline from Boston to Washington, D.C..Alternate airlines to your destination round-trip include Southwest and JetBlue. Spirit Airlines is 72% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Boston to Washington, D.C. one-way?
One-way options have recently been found by users for as low as $32 on Spirit Airlines. Other airlines that offer cheap prices include Delta from $60 and United Airlines from $63 one-way.
What are the most popular routes from Boston to Washington, D.C.?
The most popular flight routes from Boston to Washington, D.C. are Boston Logan Intl - Washington, D.C. Reagan-National, Boston Logan Intl - Washington, D.C. Dulles Intl and Boston Logan Intl - Baltimore/Washington.
What are the most reliable airlines from Boston to Washington, D.C.?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Washington, D.C. on time: Egyptair (96%), Air China (94%), ANA (92%).
What are the cheapest flights from Boston to Washington, D.C.?
On average you can expect to pay $1,039 for a flight from Boston to Washington, D.C.. The cheapest flight overall is $99 while the most popular route, (Boston Logan Intl - Washington, D.C. Reagan-National) is currently priced at $131.
Can I find deals for flights from Boston to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Boston to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boston to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Washington, D.C..
Can I find deals for business class flights from Boston to Washington, D.C.?
Yes. Cheapflights offers flight deals from Boston to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Boston to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Boston to Washington, D.C. (average of $309). Flying from Boston to Washington, D.C. in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 6 airlines flying from Boston to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$46	Average$100	FlexibilityNo cancel fee	On-time65%
JetBlue	Cheapest$73	Average$247	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$109	Average$248	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$132	Average$259	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$139	Average$284	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$187	Average$279	FlexibilityNo cancel fee	On-time63%

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$32+ Cheap flights from Boston (BOS) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/18. Fares are subject to change and may not be available on all flights or dates of travel.

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The best prices from Boston Logan Intl to Washington, D.C. are usually found in January or August, booked 68 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Boston to Washington, D.C.

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Cheapest flights from Boston to Washington, D.C.Explore the most affordable flight options available from Boston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2025.

Explore the most affordable flight options available from Boston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2025.

Find flights from Boston to Washington, D.C. within your budget

Compare providers for flights from Boston to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Washington, D.C. in February.

The best insider tips for Boston to Washington, D.C. flights

Find out what our experts recommend to make the most of your Boston to Washington, D.C. trip

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Best time to book a flight from Boston to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Boston with our price prediction graph.

Travel insights for flights from Boston to Washington, D.C.

Get recent, data-driven insights about flights from Boston to Washington, D.C. including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Boston to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Washington, D.C.. Price data was last updated on February 25, 2025.

What is the cheapest month to book a flight from Boston to Washington, D.C.?

What is the cheapest time of day to fly from BOS to WAS?

Find hourly flight availability from Boston to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 26, 2025.

What is the cheapest day to fly from Boston to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Boston to Washington, D.C.. Price data was last updated on February 23, 2025.

Weekly flight availability from Boston to Washington, D.C.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Southwest, Delta and JetBlue from Boston to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Boston to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Boston to Washington, D.C.?

What are the cheapest airlines flying from Boston to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Boston to Washington, D.C. one-way?

What are the most popular routes from Boston to Washington, D.C.?

What are the most reliable airlines from Boston to Washington, D.C.?

What are the cheapest flights from Boston to Washington, D.C.?

Can I find deals for flights from Boston to Washington, D.C. that include hotel bookings?

How can I find direct flights from Boston to Washington, D.C.?

Can I find deals for business class flights from Boston to Washington, D.C.?

What is the cheapest month to book a flight from Boston to Washington, D.C.?

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Top 6 airlines flying from Boston to Washington, D.C.

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Cheapest flights from Boston to Washington, D.C.
Explore the most affordable flight options available from Boston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2025.