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

JetBlue, Delta, and Southwest can get you from Boston to Washington, D.C. in just under 1h 45m. Your travel time can differ by up to 1h 51m. There are 369 mi between Boston and Washington, D.C.. Both multi-stop and nonstop flights can be found to your destination and back.

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

Delta, at $117, was found to be the cheapest airline from Boston to Washington, D.C..Alternate airlines to your destination round-trip include United Airlines and JetBlue. Delta is 55% 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 $74 on JetBlue. Other airlines that offer cheap prices include American Airlines from $78 and Delta from $81 one-way.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 cheapest flights from Boston to Washington, D.C.?

On average you can expect to pay $1,327 for a flight from Boston to Washington, D.C.. The cheapest flight overall is $93 while the most popular route, (Boston Logan Intl - Washington, D.C. Reagan-National) is currently priced at $108.

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: Egyptair (92%), Ethiopian Air (92%), Air China (83%).

What are the most popular airlines that fly from Boston to Washington, D.C.?

Consider JetBlue, American Airlines or United Airlines when booking your flight. These represent the most popular airlines when flying from Boston to Washington, D.C..

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.

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 56 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.

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.

$59+ Cheap Flights from Boston to Washington, D.C.

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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 46 days in advance, depart on a Friday or Wednesday and return on a Wednesday

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

Cheapest

Best

Last-minute

One-way

Cheapest flights from Boston to Washington, D.C.
Explore the most affordable flight options available from Boston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.

Thu 10/156:05 am -

Nonstop1h 42m

Sat 10/247:46 pm -

Nonstop2h 14m

Deal found 9/24

$121

Mon 11/26:39 pm -

1 stop3h 36m

Tue 11/107:56 pm -

Nonstop1h 51m

Deal found 9/26

$126

Sat 10/244:11 pm -

1 stop6h 47m

Tue 10/271:09 pm -

Nonstop1h 51m

Deal found 9/25

$127

Thu 10/226:05 am -

Nonstop1h 42m

Mon 10/266:15 am -

1 stop4h 26m

Deal found 9/27

$128

Thu 10/156:40 pm -

1 stop4h 19m

Mon 10/191:15 pm -

Nonstop1h 48m

Deal found 9/23

$130

Thu 10/228:00 am -

Nonstop1h 43m

Sat 10/246:20 am -

1 stop4h 31m

Deal found 9/23

$131

Sat 10/245:45 am -

Nonstop1h 35m

Wed 10/288:40 am -

Nonstop1h 39m

Deal found 9/27

$132

Fri 11/66:10 am -

Nonstop1h 49m

Mon 11/96:15 am -

1 stop4h 26m

Deal found 9/24

$132

Fri 12/1111:34 am -

1 stop6h 13m

Sun 12/1310:33 pm -

1 stop12h 06m

Deal found 9/27

$133

Thu 12/104:10 pm -

Nonstop1h 50m

Mon 12/144:45 pm -

Nonstop1h 35m

Deal found 9/24

$133

Wed 10/149:30 am -

Nonstop1h 41m

Wed 10/215:15 pm -

Nonstop1h 51m

Deal found 9/23

$134

Sat 10/244:59 pm -

Nonstop1h 48m

Mon 10/266:15 am -

1 stop4h 26m

Deal found 9/27

$134

Best flights from Boston to Washington, D.C.
Discover carefully curated flight deals from Boston to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Thu 11/56:39 pm -

1 stop3h 36m

Tue 11/108:55 am -

Nonstop1h 33m

Deal found 9/27

$127

Tue 12/111:20 am -

Nonstop1h 52m

Sat 12/125:40 pm -

Nonstop1h 38m

Deal found 9/24

$137

Fri 12/259:10 am -

Nonstop1h 45m

Tue 12/296:35 am -

Nonstop1h 30m

Deal found 9/25

$144

Thu 12/247:49 pm -

Nonstop1h 46m

Fri 1/18:25 am -

1 stop5h 01m

Deal found 9/24

$161

Tue 11/104:09 pm -

1 stop6h 06m

Mon 11/1610:39 am -

Nonstop1h 26m

Deal found 9/27

$127

Sat 12/53:05 pm -

Nonstop1h 49m

Tue 12/81:52 pm -

Nonstop1h 36m

Deal found 9/24

$137

Thu 11/56:39 pm -

1 stop3h 36m

Wed 11/114:55 pm -

Nonstop2h 10m

Deal found 9/23

$129

Thu 11/125:30 am -

Nonstop1h 40m

Fri 11/1312:37 pm -

1 stop4h 50m

Deal found 9/24

$161

Sat 11/76:39 pm -

1 stop3h 36m

Wed 11/116:15 am -

1 stop4h 26m

Deal found 9/27

$137

Sat 10/246:35 pm -

1 stop4h 23m

Tue 10/276:15 am -

1 stop4h 26m

Deal found 9/25

$137

Fri 1/157:41 pm -

Nonstop1h 34m

Sun 1/178:40 am -

Nonstop1h 31m

Deal found 9/23

$167

Tue 10/2711:30 am -

Nonstop1h 44m

Tue 11/36:10 am -

1 stop5h 45m

Deal found 9/27

$183

Fri 10/236:40 pm -

1 stop4h 19m

Wed 10/281:09 pm -

Nonstop1h 51m

Deal found 9/24

$144

Fri 12/49:05 am -

1 stop7h 52m

Mon 12/76:46 pm -

Nonstop1h 39m

Deal found 9/26

$183

Thu 11/56:00 am -

1 stop5h 44m

Mon 11/98:37 am -

1 stop4h 54m

Deal found 9/27

$191

Sat 10/244:11 pm -

1 stop6h 47m

Sun 10/256:10 am -

1 stop4h 31m

Deal found 9/24

$148

Sat 10/248:15 pm -

Nonstop1h 58m

Tue 10/276:10 am -

1 stop6h 12m

Deal found 9/26

$184

Tue 11/175:30 am -

Nonstop1h 40m

Thu 11/198:40 am -

Nonstop1h 39m

Deal found 9/27

$192

Tue 12/13:42 pm -

1 stop5h 31m

Wed 12/98:35 am -

1 stop3h 52m

Deal found 9/24

$197

Sat 11/711:15 am -

Nonstop1h 44m

Sun 11/87:30 am -

Nonstop1h 37m

Deal found 9/23

$201

Thu 11/126:30 am -

Nonstop1h 46m

Sun 11/157:30 am -

Nonstop1h 36m

Deal found 9/26

$201

Fri 10/235:45 am -

Nonstop1h 35m

Mon 10/265:50 pm -

1 stop4h 09m

Deal found 9/27

$203

Sat 10/245:45 am -

Nonstop1h 35m

Tue 10/2710:19 pm -

Nonstop1h 40m

Deal found 9/26

$207

Sat 10/179:15 am -

1 stop7h 36m

Tue 10/206:03 am -

Nonstop1h 37m

Deal found 9/24

$207

Mon 10/266:05 pm -

1 stop4h 20m

Thu 10/2910:19 pm -

Nonstop1h 40m

Deal found 9/25

$218

Fri 12/119:05 am -

1 stop7h 52m

Mon 12/141:52 pm -

Nonstop1h 36m

Deal found 9/23

$230

Sat 10/106:35 pm -

1 stop4h 24m

Tue 10/209:00 am -

Nonstop1h 35m

Deal found 9/27

$257

Thu 11/125:30 am -

1 stop6h 03m

Fri 11/139:05 am -

Nonstop1h 36m

Deal found 9/23

$230

Sat 10/175:45 am -

Nonstop1h 35m

Wed 10/215:15 pm -

Nonstop1h 51m

Deal found 9/23

$237

Sun 10/186:05 am -

Nonstop1h 42m

Tue 10/209:00 am -

Nonstop1h 35m

Deal found 9/23

$277

Last-minute flights from Boston to Washington, D.C.
Discover last-minute flight deals from Boston to Washington, D.C.. Data last updated September 28, 2026 and is based on user searches.

Wed 10/149:30 am -

Nonstop1h 41m

Wed 10/215:15 pm -

Nonstop1h 51m

Deal found 9/23

$134

Thu 10/156:05 am -

Nonstop1h 42m

Sat 10/247:46 pm -

Nonstop2h 14m

Deal found 9/24

$121

Thu 10/156:40 pm -

1 stop4h 19m

Mon 10/191:15 pm -

Nonstop1h 48m

Deal found 9/23

$130

Sat 10/176:35 pm -

1 stop4h 24m

Mon 10/192:08 pm -

Nonstop2h 04m

Deal found 9/26

$126

Sat 10/176:35 pm -

1 stop4h 24m

Wed 10/219:00 am -

Nonstop1h 35m

Deal found 9/23

$135

Sat 10/175:45 am -

Nonstop1h 35m

Tue 10/205:15 pm -

Nonstop1h 51m

Deal found 9/23

$136

Thu 10/226:05 am -

Nonstop1h 42m

Mon 10/266:15 am -

1 stop4h 26m

Deal found 9/27

$128

Thu 10/228:00 am -

Nonstop1h 43m

Sat 10/246:20 am -

1 stop4h 31m

Deal found 9/23

$131

Sat 10/244:11 pm -

1 stop6h 47m

Tue 10/271:09 pm -

Nonstop1h 51m

Deal found 9/27

$127

Sat 10/245:45 am -

Nonstop1h 35m

Wed 10/288:40 am -

Nonstop1h 39m

Deal found 9/27

$132

Sat 10/246:20 pm -

Nonstop1h 47m

Mon 10/266:15 am -

1 stop4h 26m

Deal found 9/27

$134

Sat 10/3111:27 am -

1 stop12h 55m

Wed 11/45:40 am -

1 stop6h 04m

Deal found 9/26

$135

One-way flights from Boston to Washington, D.C.
Search for one-way flight options from Boston to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.

Mon 10/269:45 pm -

Nonstop1h 35m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/25

$59

Thu 12/1011:34 am -

1 stop6h 21m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/25

$60

Sat 11/1411:27 am -

1 stop12h 16m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$64

Tue 12/298:54 am -

Nonstop1h 47m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/26

$64

Wed 10/2812:39 pm -

1 stop11h 04m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$65

Wed 10/2812:39 pm -

1 stop11h 54m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/28

$65

Tue 11/1712:15 pm -

1 stop12h 07m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$66

Thu 11/262:15 pm -

Nonstop1h 44m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$67

Mon 10/191:05 pm -

Nonstop1h 42m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$68

Thu 11/125:30 am -

Nonstop1h 40m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$69

Mon 10/264:09 pm -

1 stop6h 06m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$69

Thu 10/226:35 am -

Nonstop1h 49m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$69

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 (Jetabroad)
One-way from	$59 (Southwest)
Popular in	June
Cheapest in	December
Average price	$247
Good round-trip deal	$260 or less
Good one-way deal	$151 or less

Provider with most accurate pricing for Boston Logan Intl-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boston Logan Intl-Washington, D.C. (WAS) flights.

Search Deals

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. 11% potential increase in price ($34 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Boston Logan Intl to Washington, D.C. (WAS).

Search Deals

Price to beat on a one-way flight from Boston Logan Intl to Washington, D.C. (WAS).

Search Deals

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

BostonBaltimore

BOS Boston Logan Intl - BWI Baltimore/Washington

BOSBWI

Boston Logan Intl

Tue 10/27

4:06 pm-5:50 pm

Nonstop1h 44m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$59

Quickest round-trip

BostonBaltimore

BOS Boston Logan Intl - BWI Baltimore/Washington

BOSBWI

Boston Logan Intl

Wed 10/28

9:05 am-10:40 am

Nonstop1h 35m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$59

BostonBaltimore

BOS Boston Logan Intl - BWI Baltimore/Washington

BOSBWI

Boston Logan Intl

Tue 11/3

9:55 am-11:40 am

Nonstop1h 45m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$59

BostonWashington, D.C.

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

BOSIAD

Boston Logan Intl

Tue 1/12

12:00 pm-4:14 pm

1 stop4h 14m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$64

BostonWashington, D.C.

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

BOSIAD

Boston Logan Intl

Sat 1/9

2:48 pm-4:36 pm

Nonstop1h 48m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$69

BostonBaltimore

BOS Boston Logan Intl - BWI Baltimore/Washington

BOSBWI

Boston Logan Intl

Tue 10/20

6:35 am-8:24 am

Nonstop1h 49m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$69

BostonWashington, D.C.

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

BOSDCA

Boston Logan Intl

Thu 10/15

6:40 pm-10:59 pm

1 stop4h 19m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$70

BostonBaltimore

BOS Boston Logan Intl - BWI Baltimore/Washington

BOSBWI

Boston Logan Intl

Fri 11/27

5:35 am-7:10 am

Nonstop1h 35m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$86

BostonWashington, D.C.

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

BOSIAD

Boston Logan Intl

Fri 12/11

5:45 am-7:25 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$86

BostonWashington, D.C.

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

BOSIAD

Boston Logan Intl

Fri 1/8

9:30 am-11:05 am

Nonstop1h 35m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$86

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

Showing 1-10 of 60 resultsSorted by cheapest first

...

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 September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
Cheapflightsfares	Price Accuracy2 stars	Trust Score*1 star
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
Super.com	Price Accuracy-	Trust Score*3 stars
Ovago	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy1 star	Trust 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.

BOS-WAS

BOS-BWI

BOS-IAD

BOS-DCA

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, D.C.

BOS-WAS

BOS-BWI

BOS-IAD

BOS-DCA

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 $220). Flying from Boston to Washington, D.C. in June is currently the most expensive (average of $317). 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 13% on airfare.

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

The most flights from BOS to WAS are scheduled on a Friday (71 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (49 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 $174 and $351 in October.
The cheapest round-trip price found within the last 5 days was $121 on JetBlue (Oct 15-Oct 24).

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 50 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 Wednesday evenings when fares are most often at their lowest. Monday afternoons 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

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.

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.

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.

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

4,200 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.

Southwest

8.0

Very good

4,200 reviews

Southwest

8.0

Very good

4,200 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

Delta

7.8

Good

8,606 reviews

Southwest

8.0

Very good

4,200 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

United Airlines

7.4

Good

10,247 reviews

Southwest

8.0

Very good

4,200 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

JetBlue

7.1

Good

3,038 reviews

Southwest

8.0

Very good

4,200 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

American Airlines

7.0

Good

12,098 reviews

Southwest

8.0

Very good

4,200 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

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 56 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, Delta, and Southwest can get you from Boston to Washington, D.C. in just under 1h 45m. Your travel time can differ by up to 1h 51m. There are 369 mi between Boston and Washington, D.C.. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Boston to Washington, D.C. round-trip?
Delta, at $117, was found to be the cheapest airline from Boston to Washington, D.C..Alternate airlines to your destination round-trip include United Airlines and JetBlue. Delta is 55% 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 $74 on JetBlue. Other airlines that offer cheap prices include American Airlines from $78 and Delta from $81 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: Egyptair (92%), Ethiopian Air (92%), Air China (83%).
What are the cheapest flights from Boston to Washington, D.C.?
On average you can expect to pay $1,327 for a flight from Boston to Washington, D.C.. The cheapest flight overall is $93 while the most popular route, (Boston Logan Intl - Washington, D.C. Reagan-National) is currently priced at $108.
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 $220). Flying from Boston to Washington, D.C. in June is currently the most expensive (average of $317). 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.

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

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$116	Average$269	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$118	Average$295	FlexibilityNo cancel fee	On-time69%
JetBlue	Cheapest$126	Average$262	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$149	Average$283	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$173	Average$322	FlexibilityNo cancel fee	On-time63%
Frontier	Cheapest$180	Average$301	FlexibilityNo cancel fee	On-time62%

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$59+ Cheap flights from Boston (BOS) to Washington, D.C. (WAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/27. Fares are subject to change and may not be available on all flights or dates of travel.

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

Cheapest flights from Boston to Washington, D.C.Explore the most affordable flight options available from Boston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.

Explore the most affordable flight options available from Boston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.

Best flights from Boston to Washington, D.C.Discover carefully curated flight deals from Boston to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Discover carefully curated flight deals from Boston to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Last-minute flights from Boston to Washington, D.C.Discover last-minute flight deals from Boston to Washington, D.C.. Data last updated September 28, 2026 and is based on user searches.

Discover last-minute flight deals from Boston to Washington, D.C.. Data last updated September 28, 2026 and is based on user searches.

One-way flights from Boston to Washington, D.C.Search for one-way flight options from Boston to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.

Search for one-way flight options from Boston to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.

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Compare providers for flights from Boston to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

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 September.

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.

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

What is the cheapest time of day to fly from BOS to WAS?

Find hourly flight availability from Boston to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 28, 2026.

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 13% on airfare.

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

The most flights from BOS to WAS are scheduled on a Friday (71 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (49 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 $174 and $351 in October.The cheapest round-trip price found within the last 5 days was $121 on JetBlue (Oct 15-Oct 24).

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 50 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.?

Use this chart to determine the cheapest time to fly round-trip from Boston to Washington, D.C.. Price data was last updated on September 26, 2026.

Travelers seeking maximum savings on their Boston to Washington, D.C. flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday afternoons 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

AI-powered summary based on content written by travel experts. AI can make mistakes.

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

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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.

Related info for your journey

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

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

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

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

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

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

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

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

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

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

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

Traveling to a place near Washington, D.C.?

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Alternative routes for Boston to Washington, D.C.

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Complete your trip

Complete your trip to Washington, D.C. by adding a car rental and/or hotel reservation to your travel itinerary.

Cheapest flights from Boston to Washington, D.C.
Explore the most affordable flight options available from Boston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.

Best flights from Boston to Washington, D.C.
Discover carefully curated flight deals from Boston to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.

Last-minute flights from Boston to Washington, D.C.
Discover last-minute flight deals from Boston to Washington, D.C.. Data last updated September 28, 2026 and is based on user searches.

One-way flights from Boston to Washington, D.C.
Search for one-way flight options from Boston to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.

Boston to Washington, D.C. flights typically cost between $174 and $351 in October.
The cheapest round-trip price found within the last 5 days was $121 on JetBlue (Oct 15-Oct 24).