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Washington, D.C.

$64+ Cheap flights from Boston (BOS) to Washington, D.C. (WAS)

BOS — WAS
Dec 10 — Dec 171
Thu 12/10
Thu 12/17
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Washington, D.C. are usually found in December or January, booked 84 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Boston to Washington, D.C.

Cheapest flights from Boston to Washington, D.C.

Thu 12/318:54 am -
Nonstop1h 47m
Mon 1/48:19 pm -
Nonstop1h 33m
Deal found 11/5$121
Wed 12/29:30 am -
Nonstop1h 45m
Fri 12/45:30 pm -
Nonstop1h 42m
Deal found 11/5$126
Thu 12/36:30 pm -
1 stop4h 22m
Sat 12/58:45 am -
Nonstop1h 33m
Deal found 11/5$129
Thu 12/36:30 pm -
1 stop4h 22m
Mon 12/78:45 am -
Nonstop1h 33m
Deal found 11/5$130
Tue 12/16:30 pm -
1 stop4h 22m
Sat 12/56:18 am -
1 stop4h 28m
Deal found 11/9$140
Sat 12/56:30 pm -
1 stop4h 22m
Sat 12/126:18 am -
1 stop4h 28m
Deal found 11/10$141
Tue 12/16:30 pm -
1 stop4h 22m
Thu 12/36:15 am -
1 stop4h 31m
Deal found 11/5$142
Fri 11/2710:25 am -
Nonstop1h 45m
Tue 12/16:15 am -
1 stop5h 59m
Deal found 11/8$143
Tue 11/248:15 am -
Nonstop1h 48m
Wed 11/258:00 pm -
Nonstop1h 33m
Deal found 11/6$145
Fri 12/1111:08 am -
1 stop8h 23m
Sun 12/1310:35 pm -
1 stop12h 04m
Deal found 11/5$148
Fri 12/183:14 pm -
Nonstop1h 45m
Sat 1/96:00 am -
1 stop4h 47m
Deal found 11/5$148
Mon 12/216:09 pm -
1 stop4h 08m
Tue 12/296:17 am -
1 stop4h 34m
Deal found 11/5$149

Find flight deals from Boston to Washington, D.C.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$121
(FlightHub)

One-way from

$64
(United Airlines)

Popular in

October

Cheapest in

December

Average price

$285

Good round-trip deal

$238 or less

Good one-way deal

$137 or less
Provider with most accurate pricing for Boston Logan Intl-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Washington, D.C. (WAS) flights.
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From Boston Logan Intl to Washington, D.C. (WAS)
Search Deals
One-way flight from Boston Logan Intl to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in November 2026
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Price to beat on a round-trip flight from Boston Logan Intl to Washington, D.C. (WAS).
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Price to beat on a one-way flight from Boston Logan Intl to Washington, D.C. (WAS).
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Boston to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonWashington, D.C.

BOS Boston Logan Intl - DCA Washington, D.C. Reagan-National

BOSDCA

Boston Logan Intl

Tue 1/5

6:30 pm-10:55 pm

1 stop4h 25m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$70

BostonWashington, D.C.

BOS Boston Logan Intl - DCA Washington, D.C. Reagan-National

BOSDCA

Boston Logan Intl

Wed 1/20

6:30 pm-10:55 pm

1 stop4h 25m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$72

BostonWashington, D.C.

BOS Boston Logan Intl - DCA Washington, D.C. Reagan-National

BOSDCA

Boston Logan Intl

Thu 11/26

6:00 am-10:31 am

1 stop4h 31m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$83

BostonWashington, D.C.

BOS Boston Logan Intl - DCA Washington, D.C. Reagan-National

BOSDCA

Boston Logan Intl

Thu 11/26

4:00 pm-5:56 pm

Nonstop1h 56m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$89

BostonWashington, D.C.

BOS Boston Logan Intl - DCA Washington, D.C. Reagan-National

BOSDCA

Boston Logan Intl

Tue 11/24

7:40 am-9:44 am

Nonstop2h 04m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$98

BostonWashington, D.C.

BOS Boston Logan Intl - IAD Washington, D.C. Dulles Intl

BOSIAD

Boston Logan Intl

Wed 12/23

7:40 pm-11:21 pm

1 stop3h 41m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$99
Quickest round-trip

BostonWashington, D.C.

BOS Boston Logan Intl - IAD Washington, D.C. Dulles Intl

BOSIAD

Boston Logan Intl

Sun 1/10

5:45 am-7:32 am

Nonstop1h 47m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$120

BostonWashington, D.C.

BOS Boston Logan Intl - DCA Washington, D.C. Reagan-National

BOSDCA

Boston Logan Intl

Fri 11/27

7:15 am-12:29 pm

1 stop5h 14m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$128

BostonWashington, D.C.

BOS Boston Logan Intl - IAD Washington, D.C. Dulles Intl

BOSIAD

Boston Logan Intl

Fri 12/18

5:45 am-7:32 am

Nonstop1h 47m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$129

BostonWashington, D.C.

BOS Boston Logan Intl - DCA Washington, D.C. Reagan-National

BOSDCA

Boston Logan Intl

Wed 12/9

2:05 pm-3:51 pm

Nonstop1h 46m

Washington, D.C. Reagan-National

Fri 12/11

6:15 am-10:46 am

1 stop4h 31m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 44 resultsSorted by cheapest first
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Compare providers for flights from Boston to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Washington, D.C. in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
Super.comPrice Accuracy-Trust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Boston with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Boston to Washington, D.C.

What is the cheapest month to book a flight from Boston to Washington, D.C.?

Currently, January is the cheapest month in which you can book a flight from Boston to Washington, D.C. (average of $221). Flying from Boston to Washington, D.C. in October is currently the most expensive (average of $333). 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 WAS?

One of the essential ways to save on airfare from Boston to Washington, D.C. is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 15% on airfare.

Weekly flight availability from Boston to Washington, D.C.

The most flights from BOS to WAS are scheduled on a Sunday (73 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (35 on average).

How much does it cost to fly round-trip from Boston to Washington, D.C.?

Airfare is below average for this route at the moment.
Boston to Washington, D.C. flights typically cost between $183 and $418 in December.
The cheapest round-trip price found within the last 5 days was $121 on JetBlue (Dec 3-Dec 5).

How often are flights from Boston to Washington, D.C. delayed?

About 20% of weekly flights between Boston and Washington, D.C. have experienced delays in the past year, with the average delay time being 133 minutes.

What is the most punctual flight time for Boston to Washington, D.C. flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Boston to Washington, D.C. flights?

Over the last year, American Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.

How far ahead should I book a flight from Boston to Washington, D.C.?

The best time to book flights from Boston to Washington, D.C. is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest day to fly from Boston to Washington, D.C.?

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

The best insider tips for Boston to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Washington, D.C. trip
Our travel experts
Paul Rubio

Paul Rubio

Expert on Ethiopian Air and BOS

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Washington, D.C.

See what other customers who have flown with Southwest,Delta, andUnited Airlines from Boston to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,219 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.
Southwest
8.0
Very good
4,219 reviews
Southwest
8.0
Very good
4,219 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.
Delta
7.8
Good
8,700 reviews
Southwest
8.0
Very good
4,219 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.
United Airlines
7.3
Good
10,474 reviews
Southwest
8.0
Very good
4,219 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.
JetBlue
7.1
Good
3,067 reviews
Southwest
8.0
Very good
4,219 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.
American Airlines
7.0
Good
12,228 reviews
Southwest
8.0
Very good
4,219 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Related info for your journey

  • What airport do you fly from for flights from Boston to Washington, D.C.?

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Logan Intl; the airport handles an average of 50 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Boston airport to Washington, D.C.. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

  • How long is the flight from Boston to Washington, D.C.?

    JetBlue and United Airlines can get you from Boston to Washington, D.C. in just under 1h 46m. Your travel time will be generally consistent. There are 398 mi between Boston and Washington, D.C.. Generally, flights for this route are nonstop.

  • What are the cheapest airlines flying from Boston to Washington, D.C. round-trip?

    Delta, at $116, was found to be the cheapest airline from Boston to Washington, D.C..Alternate airlines to your destination round-trip include JetBlue and American Airlines. Delta is 56% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Boston to Washington, D.C. one-way?

    One-way options have recently been found by users for as low as $68 on JetBlue. Other airlines that offer cheap prices include American Airlines from $76 and Delta from $78 one-way.

  • What are the most popular routes from Boston to Washington, D.C.?

    The most popular flight routes from Boston to Washington, D.C. are Boston Logan Intl - Washington, D.C. Reagan-National, Boston Logan Intl - Washington, D.C. Dulles Intl and Boston Logan Intl - Baltimore/Washington.

  • What are the most reliable airlines from Boston to Washington, D.C.?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Washington, D.C. on time: Ethiopian Air (97%), Air China (94%), Egyptair (92%).

  • What are the cheapest flights from Boston to Washington, D.C.?

    On average you can expect to pay $1,023 for a flight from Boston to Washington, D.C.. The cheapest flight overall is $114 while the most popular route, (Boston Logan Intl - Washington, D.C. Reagan-National) is currently priced at $117.

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

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

  • How can I find direct flights from Boston to Washington, D.C.?

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

  • Can I find deals for business class flights from Boston to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Boston to Washington, D.C. 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 Washington, D.C.?

    Currently, January is the cheapest month in which you can book a flight from Boston to Washington, D.C. (average of $221). Flying from Boston to Washington, D.C. in October is currently the most expensive (average of $333). 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, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Arlington
Lanham
Reston
Herndon
Hyattsville
Springfield
Fredericksburg
Falls Church
Towson
Silver Spring
Rockville
Oxon Hill
Laurel
Clinton
Hunt Valley
Owings Mills
Waldorf
Colonial Beach

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Boston to Washington, D.C.

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$116Average$268FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$117Average$264FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$148Average$330FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$154Average$287FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$164Average$301FlexibilityNo cancel feeOn-time69%
FrontierCheapest$218Average$302FlexibilityNo cancel feeOn-time62%

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