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$92+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SEA
Jan 6 — Jan 131
Tue 1/6
Tue 1/13
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 December 7, 2025.

This American Airlines deal was found by Cheapflights users on 12/6. 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.
Tue 12/168:14 amBOS - PDX
1 stop12h 14mAmerican Airlines
Tue 1/610:15 pmPDX - BOS
1 stop9h 14mAmerican Airlines
Deal found 12/6$328
This Kiwi.com deal was found by Cheapflights users on 12/5. 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 12/2511:49 amBOS - SEA
1 stop24h 29mSun Country Air
Sun 12/2811:59 pmSEA - BOS
1 stop7h 52mSun Country Air
Deal found 12/5$366
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:49 amBOS - PDX
1 stop9h 07mSun Country Air
Mon 12/296:49 pmPDX - BOS
1 stop13h 02mSun Country Air
Deal found 12/7$366
This Delta deal was found by Cheapflights users on 12/7. 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.
Mon 12/157:15 amBOS - PDX
1 stop8h 58mDelta
Mon 1/59:45 pmPDX - BOS
1 stop9h 17mDelta
Deal found 12/7$368
This United Airlines deal was found by Cheapflights users on 12/5. 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.
Sun 12/146:00 amBOS - SEA
1 stop8h 47mUnited Airlines
Fri 1/99:25 amSEA - BOS
1 stop9h 17mUnited Airlines
Deal found 12/5$377
This Kiwi.com deal was found by Cheapflights users on 12/5. 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 12/2411:49 amBOS - SEA
1 stop8h 29mSun Country Air
Wed 12/316:20 pmSEA - BOS
1 stop13h 31mSun Country Air
Deal found 12/5$381
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Sun 12/146:00 amBOS - SEA
1 stop8h 47mUnited Airlines
Sun 1/185:00 amSEA - BOS
1 stop7h 37mUnited Airlines
Deal found 12/6$382
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Tue 12/166:00 amBOS - PDX
1 stop8h 48mUnited Airlines
Sat 12/2011:45 pmPDX - BOS
1 stop9h 43mUnited Airlines
Deal found 12/6$397
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Tue 12/1610:30 amBOS - PDX
2 stops11h 15mUnited Airlines
Tue 1/67:00 amPDX - BOS
1 stop7h 19mUnited Airlines
Deal found 12/6$399
This United Airlines deal was found by Cheapflights users on 12/6. 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.
Sat 12/136:00 amBOS - PDX
1 stop8h 48mUnited Airlines
Sat 12/2011:45 pmPDX - BOS
1 stop9h 43mUnited Airlines
Deal found 12/6$400
This American Airlines deal was found by Cheapflights users on 12/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/194:14 pmBOS - PDX
1 stop12h 24mAmerican Airlines
Sun 1/186:00 amPDX - BOS
1 stop7h 43mAmerican Airlines
Deal found 12/7$401
This Kiwi.com deal was found by Cheapflights users on 12/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2111:55 amBOS - SEA
1 stop8h 23mSun Country Air
Sun 12/2811:59 pmSEA - BOS
1 stop7h 52mSun Country Air
Deal found 12/6$405

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 December 7, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$202
(Southwest)

One-way from

$92
(American Airlines)

Popular in

December

Cheapest in

March

Average price

$496

Good round-trip deal

$354 or less

Good one-way deal

$241 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. 8% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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

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 December 7, 2025.
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

Fri 1/9

11:05 am-8:35 pm

1 stop12h 30m

Portland

Fri 1/16

5:25 pm-6:14 am

1 stop9h 49m

$228

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Tue 1/6

6:00 am-11:57 am

1 stop8h 57m

Portland

Tue 1/13

11:05 pm-11:12 am

1 stop9h 07m

$237

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Mon 1/5

2:15 pm-8:45 pm

1 stop9h 30m

Portland

Mon 2/2

1:24 pm-11:46 pm

1 stop7h 22m

$237

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Thu 1/15

6:00 am-12:33 pm

1 stop9h 33m

Portland

Mon 1/19

11:59 pm-10:53 am

1 stop7h 54m

$237

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 1/7

2:40 pm-10:30 pm

2 stops10h 50m

Seattle/Tacoma Intl

Tue 1/13

8:45 am-10:30 pm

2 stops10h 45m

$268

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Tue 1/6

5:12 pm-8:36 pm

Nonstop6h 24m

Portland

Tue 2/3

7:00 am-3:20 pm

Nonstop5h 20m

$277

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Tue 1/6

5:12 pm-8:36 pm

Nonstop6h 24m

Portland

Wed 2/4

1:38 pm-11:54 pm

1 stop7h 16m

$287

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Wed 1/7

5:20 pm-8:48 pm

Nonstop6h 28m

Portland

Sat 1/31

1:38 pm-11:54 pm

1 stop7h 16m

$287

BostonPortland

BOS - PDX

BOSPDX

Boston Logan Intl

Thu 1/8

5:20 pm-8:48 pm

Nonstop6h 28m

Portland

Wed 2/4

7:00 am-3:20 pm

Nonstop5h 20m

$297

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

Sun 1/18

5:20 pm-10:52 pm

1 stop8h 32m

Spokane

Tue 1/20

7:28 pm-3:20 pm

1 stop16h 52m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

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, January is the cheapest month in which you can book a flight from Boston to State of Washington (average of $98). Flying from Boston to State of Washington in December is currently the most expensive (average of $192). 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 December 7, 2025.

One of the essential ways to save on airfare from Boston to State of Washington is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 38% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Boston to Washington. Price data was last updated on December 16, 2024.

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

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 December 7, 2025.

The most flights from BOS to USWA are scheduled on a Sunday (28 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (13 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 December 7, 2025.
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
11,413 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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
11,413 reviews
Alaska Airlines
8.0
Very good
11,413 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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
8,011 reviews
Alaska Airlines
8.0
Very good
11,413 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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
2,818 reviews
Alaska Airlines
8.0
Very good
11,413 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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
11,042 reviews
Alaska Airlines
8.0
Very good
11,413 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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
2,896 reviews
Alaska Airlines
8.0
Very good
11,413 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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 48 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?

    Delta, United Airlines, and Southwest can get you from Boston to State of Washington in just under 8h 57m. Your travel time can differ by up to 3h 33m. 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 American Airlines, with whom users have recently found tickets for as low as $98. However, be on the lookout for offers from JetBlue and Alaska 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: TAP AIR PORTUGAL (100%), Japan Airlines (88%), LATAM Airlines( 88%).

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

    Looking at all options, your cheapest flight can be booked for $153. While the most popular route (Boston Logan Intl - Seattle/Tacoma Intl) can be booked for $216 on average, our data indicates $996 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 $98). Flying from Boston to State of Washington in December is currently the most expensive (average of $192). 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 December 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$139Average$534FlexibilityNo cancel feeOn-time85%
JetBlueCheapest$142Average$333FlexibilityNo cancel feeOn-time62%
DeltaCheapest$156Average$467FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$167Average$399FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$230Average$514FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$237Average$426FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$250Average$544FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$259Average$451FlexibilityNo cancel feeOn-time63%

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