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$119+ 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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BOS
abr 10 — abr 171
sex 4/10
sex 4/17
1 adult, Economy
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Cheap 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 março 11, 2026.

This Delta deal was found by Cheapflights users on 3/7. 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.
seg 4/2012:30 am
PDX
-
BOS
1 stop7h 16m
Delta
sáb 4/255:00 pm
BOS
-
PDX
1 stop7h 42m
Delta
Deal found 3/7$199
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 4/711:55 pm
PDX
-
BOS
1 stop8h 05m
Southwest
ter 4/142:25 pm
BOS
-
PDX
2 stops11h 45m
Southwest
Deal found 3/9$204
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 4/287:25 pm
PDX
-
BOS
2 stops9h 50m
Southwest
seg 5/43:45 pm
BOS
-
PDX
2 stops12h 10m
Southwest
Deal found 3/9$209
This Southwest deal was found by Cheapflights users on 3/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 4/611:55 pm
PDX
-
BOS
1 stop13h 10m
Southwest
seg 4/133:45 pm
BOS
-
PDX
1 stop11h 25m
Southwest
Deal found 3/7$210
This CheapOair deal was found by Cheapflights users on 3/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 5/289:46 pm
PDX
-
BOS
Nonstop5h 34m
Alaska Airlines
ter 6/26:00 am
BOS
-
PDX
Nonstop6h 11m
Alaska Airlines
Deal found 3/6$217
This Delta deal was found by Cheapflights users on 3/9. 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.
seg 9/77:14 pm
PDX
-
BOS
1 stop7h 55m
Delta
seg 9/146:35 pm
BOS
-
PDX
1 stop8h 18m
Delta
Deal found 3/9$219
This American Airlines deal was found by Cheapflights users on 3/8. 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.
qua 8/1910:30 pm
PDX
-
BOS
1 stop7h 17m
American Airlines
qua 8/267:21 pm
BOS
-
PDX
1 stop8h 37m
American Airlines
Deal found 3/8$220
This Cheapflightsfares deal was found by Cheapflights users on 3/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 6/311:35 am
SEA
-
BOS
Nonstop5h 37m
JetBlue
seg 6/87:00 am
BOS
-
SEA
Nonstop6h 15m
JetBlue
Deal found 3/10$222
This Southwest deal was found by Cheapflights users on 3/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 4/216:00 am
SEA
-
BOS
1 stop9h 35m
Southwest
ter 4/284:45 pm
BOS
-
SEA
1 stop8h 45m
Southwest
Deal found 3/10$226
This CheapOair deal was found by Cheapflights users on 3/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 5/110:45 pm
SEA
-
BOS
Nonstop5h 27m
Alaska Airlines
sáb 5/95:56 pm
BOS
-
SEA
1 stop18h 30m
Alaska Airlines
Deal found 3/6$227
This American Airlines deal was found by Cheapflights users on 3/6. 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.
qua 4/16:40 am
PDX
-
BOS
1 stop11h 20m
American Airlines
qua 4/225:35 pm
BOS
-
PDX
1 stop9h 22m
American Airlines
Deal found 3/6$229
This United Airlines deal was found by Cheapflights users on 3/6. 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.
sex 5/11:07 pm
SEA
-
BOS
1 stop7h 52m
United Airlines
seg 5/46:39 pm
BOS
-
SEA
1 stop8h 20m
United Airlines
Deal found 3/6$232

Find flight deals from Washington to Boston

Keep the following information in mind while searching for Washington to Boston flight deals. Data was last updated março 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$199
(Delta)

One-way from

$119
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$346

Good round-trip deal

$274 or less

Good one-way deal

$200 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Boston Logan Intl flights.
Search Deals
From Washington to Boston Logan Intl
Search Deals
One-way flight from Washington to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($61 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 March 2026
Search Deals
Price to beat on a round-trip flight from Washington to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Washington to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
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 março 11, 2026.
Use the filters below to find and compare flights from Washington to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBoston

PDX - BOS

PDXBOS

Portland

ter 5/5

6:05 pm-6:55 am

1 stop9h 50m

Boston Logan Intl

dom 5/10

5:51 am-10:53 am

1 stop8h 02m

$199

PortlandBoston

PDX - BOS

PDXBOS

Portland

seg 6/1

11:20 am-12:40 am

1 stop10h 20m

Boston Logan Intl

dom 6/7

7:05 am-3:06 pm

1 stop11h 01m

$199

PortlandBoston

PDX - BOS

PDXBOS

Portland

ter 4/28

11:55 pm-11:00 am

1 stop8h 05m

Boston Logan Intl

seg 5/4

4:45 pm-12:10 am

2 stops10h 25m

$204

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

seg 4/13

6:15 pm-8:15 am

2 stops11h 00m

Boston Logan Intl

qua 4/15

2:25 pm-12:10 am

1 stop12h 45m

$248

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

ter 5/5

7:00 am-3:33 pm

Nonstop5h 33m

Boston Logan Intl

qua 5/6

6:42 pm-9:59 pm

Nonstop6h 17m

$257

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

ter 7/28

3:55 pm-12:23 am

Nonstop5h 28m

Boston Logan Intl

ter 8/4

6:35 pm-10:05 pm

Nonstop6h 30m

$257

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

qua 5/20

7:05 pm-6:04 am

1 stop7h 59m

Boston Logan Intl

qua 5/27

5:44 pm-11:44 pm

1 stop9h 00m

$290

PascoBoston

PSC - BOS

PSCBOS

Pasco Tri Cities

ter 4/7

12:45 pm-11:59 pm

1 stop8h 14m

Boston Logan Intl

ter 4/14

10:20 am-5:09 pm

1 stop9h 49m

$297

PascoBoston

PSC - BOS

PSCBOS

Pasco Tri Cities

ter 5/5

7:30 pm-7:12 am

1 stop8h 42m

Boston Logan Intl

sáb 5/9

4:33 pm-11:59 pm

1 stop10h 26m

$328

SeattleBoston

SEA - BOS

SEABOS

Seattle/Tacoma Intl

seg 4/13

11:59 pm-12:46 pm

1 stop9h 47m

Boston Logan Intl

qua 4/15

11:00 am-7:00 pm

1 stop11h 00m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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.

Cheapflights Insights

Everything you need to know about your flight from Washington to Boston

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

Currently, October is the cheapest month in which you can book a flight from State of Washington to Boston (average of $118). Flying from State of Washington to Boston in December is currently the most expensive (average of $245). 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 março 11, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 46% on flights from State of Washington to Boston by exploring options for tickets at noon.

What is the cheapest day to fly from State of Washington to Boston?

Use this chart to determine the cheapest time to fly round-trip from Washington to Boston. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their State of Washington to Boston flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 março 11, 2026.

The most flights from USWA to BOS are scheduled on a Tuesday (23 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

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?

    This flight path from Washington to Boston Logan Intl was viewed by 18 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from State of Washington to Boston?

    There are many flights that can get you from State of Washington to Boston in 5h 33m. Fly via Delta, Southwest, or Alaska Airlines to get the fastest option. There are 2487 mi between State of Washington and Boston. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $98. JetBlue flights start at $118 while deals on Hawaiian Airlines start at $118 one-way.

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

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

  • 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 KLM (90%), EL AL (89%) or Scandinavian Airlines (82%) 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 $575, our data shows the cheapest flight currently is $118. When looking at the most popular route, (Seattle/Tacoma Intl - Boston Logan Intl), you can expect to pay $207 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, October is the cheapest month in which you can book a flight from State of Washington to Boston (average of $118). Flying from State of Washington to Boston in December is currently the most expensive (average of $245). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Concord
Hampton Beach
Watertown
Seekonk
Brockton
Seabrook
Cranston
Chelsea
Smithfield
Lincoln
Warwick
Peabody
Waltham
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy

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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 março 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$118Average$298FlexibilityNo cancel feeOn-time85%
JetBlueCheapest$127Average$322FlexibilityNo cancel feeOn-time62%
DeltaCheapest$151Average$436FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$178Average$460FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$392FlexibilityNo cancel feeOn-time71%
Sun Country AirCheapest$223Average$457FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$237Average$565FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$281Average$400FlexibilityNo cancel feeOn-time63%

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