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$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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SEA
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
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Cheap 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 January 24, 2026.

This Expedia deal was found by Cheapflights users on 1/23. 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.
Tue 3/246:00 am
BOS
-
PDX
Nonstop6h 23m
Alaska Airlines
Wed 3/259:30 pm
PDX
-
BOS
Nonstop5h 23m
Alaska Airlines
Deal found 1/23$217
This CheapOair deal was found by Cheapflights users on 1/23. 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.
Fri 5/227:05 pm
BOS
-
PDX
Nonstop6h 20m
JetBlue
Sun 5/2411:40 pm
PDX
-
BOS
Nonstop5h 20m
JetBlue
Deal found 1/23$218
This American Airlines deal was found by Cheapflights users on 1/21. 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 2/46:10 am
BOS
-
PDX
1 stop10h 43m
American Airlines
Sat 2/1411:35 pm
PDX
-
BOS
1 stop8h 13m
American Airlines
Deal found 1/21$219
This Kiwi.com deal was found by Cheapflights users on 1/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:00 am
BOS
-
PDX
Nonstop6h 23m
Hawaiian Airlines
Wed 3/259:30 pm
PDX
-
BOS
Nonstop5h 23m
Hawaiian Airlines
Deal found 1/22$227
This Delta deal was found by Cheapflights users on 1/23. 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.
Sat 2/215:50 am
BOS
-
PDX
1 stop9h 54m
Delta
Wed 3/412:09 pm
PDX
-
BOS
1 stop10h 00m
Delta
Deal found 1/23$228
This Delta deal was found by Cheapflights users on 1/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:55 am
BOS
-
PDX
1 stop10h 59m
Delta
Fri 5/87:14 pm
PDX
-
BOS
1 stop7h 55m
Delta
Deal found 1/22$229
This American Airlines deal was found by Cheapflights users on 1/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:31 pm
BOS
-
PDX
1 stop9h 44m
American Airlines
Sun 4/511:59 pm
PDX
-
BOS
1 stop8h 39m
American Airlines
Deal found 1/22$235
This Travelocity deal was found by Cheapflights users on 1/23. 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.
Tue 4/76:00 am
BOS
-
PDX
Nonstop6h 23m
Alaska Airlines
Fri 4/109:30 pm
PDX
-
BOS
Nonstop5h 23m
Alaska Airlines
Deal found 1/23$237
This American Airlines deal was found by Cheapflights users on 1/23. 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.
Fri 2/274:49 pm
BOS
-
PDX
1 stop10h 28m
American Airlines
Sun 3/811:59 pm
PDX
-
BOS
1 stop12h 22m
American Airlines
Deal found 1/23$241
This United Airlines deal was found by Cheapflights users on 1/22. 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.
Tue 2/249:40 am
BOS
-
PDX
1 stop8h 47m
United Airlines
Wed 3/46:57 pm
PDX
-
BOS
2 stops9h 48m
United Airlines
Deal found 1/22$242
This American Airlines deal was found by Cheapflights users on 1/23. 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 2/176:30 am
BOS
-
GEG
1 stop8h 14m
American Airlines
Tue 2/2412:25 pm
GEG
-
BOS
1 stop8h 34m
American Airlines
Deal found 1/23$257
This American Airlines deal was found by Cheapflights users on 1/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:30 am
BOS
-
GEG
1 stop8h 14m
American Airlines
Tue 2/246:00 am
GEG
-
BOS
2 stops10h 04m
American Airlines
Deal found 1/22$262

Find flight deals from Boston to Washington

Keep the following information in mind while searching for Boston to Washington flight deals. Data was last updated January 24, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$217
(Alaska Airlines)

One-way from

$99
(Delta)

Popular in

December

Cheapest in

March

Average price

$342

Good round-trip deal

$356 or less

Good one-way deal

$196 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. 12% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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

Cheapflights Fare Finder

 
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 January 24, 2026.
Use the filters below to find and compare flights from Boston to Washington that are best for you.

Fly from

Boston

Fly to

Washington

Route

Depart

Return

Price

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Tue 2/10

12:55 pm-8:27 pm

1 stop10h 32m

Portland

Mon 2/16

11:35 pm-9:54 am

1 stop7h 19m

$219

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Tue 3/24

10:20 am-4:01 pm

1 stop8h 41m

Portland

Wed 3/25

5:02 pm-6:10 am

1 stop10h 08m

$228

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Sat 4/11

6:00 am-9:23 am

Nonstop6h 23m

Portland

Sun 4/12

9:30 pm-5:53 am

Nonstop5h 23m

$237

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Fri 2/27

4:49 pm-12:17 am

1 stop10h 28m

Portland

Sun 3/8

11:59 pm-3:21 pm

1 stop12h 22m

$241

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Tue 3/24

7:15 am-12:35 pm

1 stop8h 20m

Portland

Wed 3/25

9:30 pm-5:53 am

Nonstop5h 23m

$247

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Fri 3/6

4:49 pm-12:17 am

1 stop10h 28m

Portland

Mon 3/9

9:44 pm-10:57 am

1 stop10h 13m

$253

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Fri 3/20

4:27 pm-7:48 pm

Nonstop6h 21m

Portland

Thu 3/26

9:30 pm-5:53 am

Nonstop5h 23m

$257

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

Wed 2/18

6:30 am-11:44 am

1 stop8h 14m

Spokane

Tue 2/24

12:25 pm-11:01 pm

1 stop7h 36m

$257

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Fri 4/3

6:00 am-9:23 am

Nonstop6h 23m

Portland

Sun 4/5

9:30 pm-5:53 am

Nonstop5h 23m

$257

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

Wed 3/4

4:37 pm-11:14 pm

1 stop9h 37m

Spokane

Wed 3/11

12:25 pm-12:05 am

1 stop8h 40m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 60 results
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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.

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from Boston to State of Washington (average of $118). Flying from Boston to State of Washington in December is currently the most expensive (average of $228). 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 January 24, 2026.

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 January 24, 2026.

The most flights from BOS to USWA are scheduled on a Thursday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

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 January 24, 2026.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Boston to Washington have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,786 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,786 reviews
Alaska Airlines
8.0
Very good
11,786 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,112 reviews
Alaska Airlines
8.0
Very good
11,786 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,829 reviews
Alaska Airlines
8.0
Very good
11,786 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,193 reviews
Alaska Airlines
8.0
Very good
11,786 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
JetBlue
7.2
Good
2,895 reviews
Alaska Airlines
8.0
Very good
11,786 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

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 53 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 Boston to State of Washington?

    American Airlines, Delta, and Alaska Airlines can get you from Boston to State of Washington in just under 6h 23m. Your travel time can differ by up to 4h 09m. There are 2528 mi between Boston and State of Washington. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $87. However, be on the lookout for offers from American Airlines and JetBlue, 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: LATAM Airlines (70%), EL AL (66%), Alaska Airlines( 63%).

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

    Looking at all options, your cheapest flight can be booked for $128. While the most popular route (Boston Logan Intl - Seattle/Tacoma Intl) can be booked for $226 on average, our data indicates $953 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, February is the cheapest month in which you can book a flight from Boston to State of Washington (average of $118). Flying from Boston to State of Washington in December is currently the most expensive (average of $228). 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

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Alternative routes for Boston to Washington

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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 January 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$119Average$324FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$125Average$518FlexibilityNo cancel feeOn-time85%
DeltaCheapest$142Average$463FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$165Average$275FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$214Average$462FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$234Average$520FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$237Average$423FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$256Average$432FlexibilityNo cancel feeOn-time63%

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