Boston

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

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BOS
Feb 25 — Mar 41
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Cheap flight deals from Washington to Boston

Keep the following information in mind while searching for Washington to Boston flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$149
(Kiwi.com)

One-way from

$99
(American Airlines)

Popular in

July

Cheapest in

January

Average price

$264

Good round-trip deal

$240 or less

Good one-way deal

$151 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Boston Logan Intl flight deals.
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Boston Logan Intl flights.
From Washington to Boston Logan Intl
One-way flight from Washington to Boston Logan Intl
Highest demand for flights based on searches. 26% potential increase in price ($138 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
Average for round-trip flights in February 2025
Price to beat on a round-trip flight from Washington to Boston Logan Intl.
Price to beat on a one-way flight from Washington to Boston Logan Intl.

Find flight deals from Washington to Boston

Cheapest flights from Washington to Boston
Explore the most affordable flight options available from Washington to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/211:30 pmSEA - BOS
Nonstop5h 22mHawaiian Airlines
Tue 4/85:30 pmBOS - SEA
Nonstop6h 24mHawaiian Airlines
Deal found 2/20$149
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.
Wed 3/1911:30 pmSEA - BOS
Nonstop5h 22mAlaska Airlines
Mon 3/245:30 pmBOS - SEA
Nonstop6h 24mAlaska Airlines
Deal found 2/20$157
This Mytrip deal was found by Cheapflights users on 2/18. 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 3/117:57 pmSEA - BOS
2 stops12h 23mSpirit Airlines
Mon 3/171:56 pmBOS - SEA
3 stops32h 06mSpirit Airlines
Deal found 2/18$162
This JetBlue deal was found by Cheapflights users on 2/19. 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.
Sun 3/3011:55 pmSEA - BOS
Nonstop5h 25mJetBlue
Thu 4/36:59 pmBOS - SEA
Nonstop6h 28mJetBlue
Deal found 2/19$167
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Tue 4/110:00 pmSEA - BOS
1 stop8h 21mAmerican Airlines
Tue 4/85:00 amBOS - SEA
1 stop8h 15mAmerican Airlines
Deal found 2/19$184
This Expedia deal was found by Cheapflights users on 2/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/311:30 pmSEA - BOS
Nonstop5h 14mMultiple Airlines
Wed 3/512:15 pmBOS - SEA
2 stops26h 31mMultiple Airlines
Deal found 2/19$190
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/62:33 pmPDX - BOS
2 stops21h 57mSpirit Airlines
Tue 5/136:00 amBOS - PDX
3 stops29h 12mSpirit Airlines
Deal found 2/20$213
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:13 pmPDX - BOS
2 stops20h 01mMultiple Airlines
Mon 4/76:13 pmBOS - PDX
1 stop28h 59mMultiple Airlines
Deal found 2/20$217
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/213:35 pmSEA - BOS
Nonstop5h 20mDelta
Sun 4/67:15 amBOS - SEA
Nonstop6h 21mDelta
Deal found 2/20$227
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/711:35 amPDX - BOS
1 stop9h 24mAmerican Airlines
Wed 5/1412:33 pmBOS - PDX
1 stop8h 58mAmerican Airlines
Deal found 2/20$232
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/235:15 pmPDX - BOS
1 stop10h 16mDelta
Sat 4/265:25 pmBOS - PDX
1 stop9h 31mDelta
Deal found 2/20$233
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.
Wed 4/97:12 amPDX - BOS
Nonstop5h 27mAlaska Airlines
Sat 4/126:30 pmBOS - PDX
Nonstop6h 25mAlaska Airlines
Deal found 2/20$237

Find flights from Washington to Boston within your budget

Customize your flight search to find flights from Washington to Boston 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 20, 2025.

Fly from

Washington

Fly to

Boston

Route

Depart

Return

Price

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Wed 4/2

11:30 pm-7:52 am

Nonstop5h 22m

Boston Logan Intl

Tue 4/8

5:30 pm-8:54 pm

Nonstop6h 24m

$149

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Wed 3/19

11:30 pm-7:52 am

Nonstop5h 22m

Boston Logan Intl

Mon 3/24

5:30 pm-8:54 pm

Nonstop6h 24m

$157

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Tue 3/11

7:57 pm-11:20 am

2 stops12h 23m

Boston Logan Intl

Mon 3/17

1:56 pm-7:02 pm

3 stops32h 06m

$162

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Sun 3/30

11:55 pm-8:20 am

Nonstop5h 25m

Boston Logan Intl

Sat 4/5

7:14 pm-10:42 pm

Nonstop6h 28m

$177

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Tue 4/1

10:00 pm-9:21 am

1 stop8h 21m

Boston Logan Intl

Tue 4/8

5:00 am-10:15 am

1 stop8h 15m

$184

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Mon 3/3

11:30 pm-7:44 am

Nonstop5h 14m

Boston Logan Intl

Wed 3/5

12:15 pm-11:46 am

2 stops26h 31m

$190

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 5/6

2:33 pm-3:30 pm

2 stops21h 57m

Boston Logan Intl

Tue 5/13

6:00 am-8:12 am

3 stops29h 12m

$213

PortlandBoston

PDX - BOS

PDXBOS

Portland

Tue 4/1

6:13 pm-5:14 pm

2 stops20h 01m

Boston Logan Intl

Mon 4/7

6:13 pm-8:12 pm

1 stop28h 59m

$217

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

Fri 3/21

3:35 pm-11:55 pm

Nonstop5h 20m

Boston Logan Intl

Sun 4/6

7:15 am-10:36 am

Nonstop6h 21m

$227

PortlandBoston

PDX - BOS

PDXBOS

Portland

Wed 5/7

11:35 am-11:59 pm

1 stop9h 24m

Boston Logan Intl

Wed 5/14

12:33 pm-6:31 pm

1 stop8h 58m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Boston

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

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

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

Currently, January is the cheapest month in which you can book a flight from State of Washington to Boston (average of $218). Flying from State of Washington to Boston in July is currently the most expensive (average of $311). 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 WA to BOS?

Find hourly flight availability from Washington to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Boston as you normally would.

Weekly flight availability from State of Washington to Boston

Explore weekly flight availability from Washington to Boston. 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 20, 2025.

The most flights from USWA to BOS are scheduled on a Monday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in Boston by month

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

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

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

If weather is an important factor for your trip to Boston, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Washington to Boston to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

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.

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

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.

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

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.

8.0
Very good

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

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.

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

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.

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

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 Washington to Boston. 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 into for flights to Boston from Washington?

    For a flight from Washington to Boston, you will be flying into Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city.

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

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $99. Spirit Airlines flights start at $103 while deals on Alaska Airlines start at $109 one-way.

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

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

    No one likes to see their flight delayed. When booking a flight from State of Washington to Boston consider choosing EL AL (92%), Qatar Airways (91%) or China Eastern (90%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from State of Washington to Boston is generally $870, our data shows the cheapest flight currently is $98. When looking at the most popular route, (Seattle/Tacoma Intl - Boston Logan Intl), you can expect to pay $157 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Boston (average of $218). Flying from State of Washington to Boston in July is currently the most expensive (average of $311). 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

Traveling to a place near Washington?

Book flights to Washington if you plan to visit one of these locations
Warwick
Marlborough
Brockton
Waltham
Cambridge
Sturbridge
Framingham
Somerville
Chestnut Hill
Seekonk
Randolph
Lowell
Watertown
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Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Washington to Boston

Discover the top 8 airlines that operate flights from Washington to Boston. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$135Average$392FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$145Average$277FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$176Average$379FlexibilityNo cancel feeOn-time83%
DeltaCheapest$178Average$464FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$224Average$594FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$228Average$458FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$236Average$563FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$377Average$539FlexibilityNo cancel feeOn-time63%
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