HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$99+ Cheap flights from Boston (BOS) to Washington

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SEA
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Washington with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to Washington

Keep the following information in mind while searching for Boston to Washington flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$157
(JetBlue)

One-way from

$99
(Delta)

Popular in

July

Cheapest in

January

Average price

$297

Good round-trip deal

$295 or less

Good one-way deal

$154 or less
Provider with most accurate pricing for Boston Logan Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Seattle/Tacoma Intl flights.
Search Deals
From Boston Logan Intl to Washington
Search Deals
One-way flight from Boston Logan Intl to Washington
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Washington.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Washington.
Search Deals

Find flight deals from Boston to Washington

Cheapest flights from Boston to Washington
Explore the most affordable flight options available from Boston to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This JetBlue deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/117:19 pmBOS - SEA
Nonstop6h 19mJetBlue
Mon 3/1711:48 pmSEA - BOS
Nonstop5h 11mJetBlue
Deal found 2/20$157
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/156:24 pmBOS - SEA
Nonstop6h 35mAlaska Airlines
Wed 3/1911:30 pmSEA - BOS
Nonstop5h 22mAlaska Airlines
Deal found 2/20$167
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/146:05 pmBOS - SEA
Nonstop6h 26mDelta
Mon 3/1710:59 pmSEA - BOS
Nonstop5h 27mDelta
Deal found 2/21$197
This Mytrip deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/171:56 pmBOS - SEA
3 stops32h 06mSpirit Airlines
Thu 3/279:48 amSEA - BOS
2 stops24h 27mSpirit Airlines
Deal found 2/21$199
This Travelocity deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1710:25 pmBOS - SEA
2 stops16h 21mMultiple Airlines
Thu 3/2711:30 pmSEA - BOS
Nonstop5h 22mMultiple Airlines
Deal found 2/21$204
This Mytrip deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/255:15 amBOS - PDX
2 stops32h 05mSpirit Airlines
Mon 3/311:20 pmPDX - BOS
2 stops24h 54mSpirit Airlines
Deal found 2/21$215
This Travelocity deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/116:30 pmBOS - PDX
Nonstop6h 25mMultiple Airlines
Mon 4/147:01 pmPDX - BOS
2 stops13h 19mMultiple Airlines
Deal found 2/21$227
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/224:51 pmBOS - PDX
1 stop9h 37mAmerican Airlines
Fri 3/288:28 amPDX - BOS
1 stop9h 02mAmerican Airlines
Deal found 2/21$232
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/116:05 pmBOS - PDX
1 stop8h 51mDelta
Sun 4/1312:50 amPDX - BOS
1 stop7h 10mDelta
Deal found 2/21$233
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/124:04 pmBOS - SEA
1 stop11h 44mAmerican Airlines
Sun 3/1611:59 pmSEA - BOS
1 stop7h 44mAmerican Airlines
Deal found 2/21$235
This United Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/82:41 pmBOS - SEA
2 stops10h 38mUnited Airlines
Sat 3/1511:25 pmSEA - BOS
1 stop7h 23mUnited Airlines
Deal found 2/22$242
This JetBlue Airways deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2910:10 amBOS - PDX
Nonstop6h 02mJetBlue
Tue 6/32:30 pmPDX - BOS
Nonstop5h 19mJetBlue
Deal found 2/21$242

Find flights from Boston to Washington within your budget

Customize your flight search to find flights from Boston to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.

Fly from

Boston

Fly to

Washington

Route

Depart

Return

Price

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Tue 3/11

7:19 pm-10:38 pm

Nonstop6h 19m

Seattle/Tacoma Intl

Mon 3/17

11:48 pm-7:59 am

Nonstop5h 11m

$157

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 3/15

6:24 pm-9:59 pm

Nonstop6h 35m

Seattle/Tacoma Intl

Wed 3/19

11:30 pm-7:52 am

Nonstop5h 22m

$167

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Tue 3/18

5:58 pm-12:48 am

1 stop9h 50m

Seattle/Tacoma Intl

Wed 3/26

5:22 am-5:08 pm

1 stop8h 46m

$177

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Fri 3/14

6:05 pm-9:31 pm

Nonstop6h 26m

Seattle/Tacoma Intl

Mon 3/17

10:59 pm-7:26 am

Nonstop5h 27m

$197

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Mon 3/17

1:56 pm-7:02 pm

3 stops32h 06m

Seattle/Tacoma Intl

Thu 3/27

9:48 am-1:15 pm

2 stops24h 27m

$199

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Mon 3/17

10:25 pm-11:46 am

2 stops16h 21m

Seattle/Tacoma Intl

Thu 3/27

11:30 pm-7:52 am

Nonstop5h 22m

$204

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Tue 3/25

5:15 am-10:20 am

2 stops32h 05m

Portland

Mon 3/31

1:20 pm-5:14 pm

2 stops24h 54m

$215

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Fri 4/11

6:30 pm-9:55 pm

Nonstop6h 25m

Portland

Mon 4/14

7:01 pm-11:20 am

2 stops13h 19m

$227

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Sat 3/22

4:51 pm-11:28 pm

1 stop9h 37m

Portland

Fri 3/28

8:28 am-8:30 pm

1 stop9h 02m

$232

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Fri 4/11

6:05 pm-11:56 pm

1 stop8h 51m

Portland

Sun 4/13

12:50 am-11:00 am

1 stop7h 10m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 57 results
1
2
3
...
6

Best time to book a flight from Boston to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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

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

What is the cheapest month to book a flight from Boston to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Boston to State of Washington (average of $238). Flying from Boston to State of Washington in July is currently the most expensive (average of $411). 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 WA?

Find hourly flight availability from Boston to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

When flying from Boston to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Boston to State of Washington

Explore weekly flight availability from Boston to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 22, 2025.

The most flights from BOS to USWA are scheduled on a Monday (29 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (16 on average).

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated February 22, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Boston to Washington have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,395 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,700 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,212 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,314 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,068 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Boston to Washington. 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?

    If you book a flight to Washington from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

  • How popular is this Boston to State of Washington flight route?

    This flight path from Boston Logan Intl to Washington was viewed by 62 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Boston to State of Washington one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $99. However, be on the lookout for offers from Alaska Airlines and Spirit Airlines, as they are both options that can get you from Boston to State of Washington for a low price.

  • What are the most popular routes from Boston to State of Washington?

    When deciding which route to take from Boston to State of Washington consider Boston Logan Intl - Seattle/Tacoma Intl, Boston Logan Intl - Portland or Boston Logan Intl - Spokane as they are the most popular.

  • What are the most reliable airlines from Boston to State of Washington?

    Before booking your flight to State of Washington from Boston, check out the most reliable airlines to get you to your destination on time: Korean Air (89%), Condor (86%), British Airways( 85%).

  • What are the cheapest flights from Boston to State of Washington?

    Looking at all options, your cheapest flight can be booked for $104. While the most popular route (Boston Logan Intl - Seattle/Tacoma Intl) can be booked for $151 on average our data indicates $889 when flying from Boston to State of Washington.

  • Can I find deals for flights from Boston to Washington that include hotel bookings?

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

  • How can I find direct flights from Boston to Washington?

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

  • Can I find deals for business class flights from Boston to Washington?

    Yes. Cheapflights offers flight deals from Boston to Washington 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 State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Boston to State of Washington (average of $238). Flying from Boston to State of Washington in July is currently the most expensive (average of $411). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boston to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Fort Lauderdale flights
Boston to Miami flights
Boston to Orlando flights
Boston to Las Vegas flights
Boston to Dallas/Fort Worth flights
Boston to West Palm Beach flights
Boston to O'Hare Intl flights
Boston to Los Angeles flights
Boston to Denver flights
Boston to Sky Harbor Intl flights
Boston to Dulles Intl flights
Boston to Seattle flights
Boston to Tampa flights
Hartford to Orlando flights
Boston to Hobby flights
Boston to San Francisco flights
Boston to Reagan-National flights
Boston to Charlotte flights
Boston to Salt Lake City flights
Boston to Baltimore flights
Boston to San Diego flights
Boston to Fort Myers flights
Boston to George Bush Intcntl flights
Boston to Austin flights
Boston to Philadelphia flights
Boston to Newark flights
Boston to New Orleans flights
Boston to Nashville flights
Boston to LaGuardia flights
Boston to Charleston flights
Boston to Raleigh flights
Hartford to Fort Lauderdale flights
Boston to Atlanta flights
Hartford to Tampa flights
Boston to John F Kennedy Intl flights
Boston to Sarasota flights
Albany to Orlando flights
Hartford to O'Hare Intl flights
Boston to Jacksonville flights
Hartford to Denver flights
Boston to Savannah flights
Boston to Honolulu flights
Hartford to Las Vegas flights
Boston to Myrtle Beach flights
Boston to Midway flights
Boston to Pittsburgh flights
Boston to Portland flights
Boston to Minneapolis flights
Boston to Key West flights
Boston to Detroit flights

Top 8 airlines flying from Boston to Washington

Discover the top 8 airlines that operate flights from Boston to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$142Average$401FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$174Average$377FlexibilityNo cancel feeOn-time83%
DeltaCheapest$180Average$533FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$192Average$289FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$208Average$607FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$210Average$481FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$238Average$535FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$356Average$532FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.