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Cheap flights from Boston to Washington, D.C. from $40

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Washington, D.C. departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Easily compare round-trip flights from Boston to Washington, D.C.

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Boston to Washington, D.C. by changing tabs
Spirit Airlines
Sep 18
BOS5:15 pmBoston Logan Intl
1h 31m
BWI6:46 pmBaltimore/Washington
Sep 25
BWI2:53 pmBaltimore/Washington
1h 29m
BOS4:22 pmBoston Logan Intl
Multiple Airlines
Sep 18
BOS12:29 pmBoston Logan Intl
12h 12m
1 stop
BWI12:41 amBaltimore/Washington
Sep 25
BWI9:37 pmBaltimore/Washington
1h 30m
BOS11:07 pmBoston Logan Intl
Spirit Airlines
Oct 22
BOS8:14 amBoston Logan Intl
1h 33m
BWI9:47 amBaltimore/Washington
Oct 30
BWI10:16 pmBaltimore/Washington
1h 28m
BOS11:44 pmBoston Logan Intl
JetBlue
Sep 12
BOS6:00 amBoston Logan Intl
12h 59m
1 stop
DCA6:59 pmWashington, D.C. Reagan-National
Sep 16
DCA6:00 amWashington, D.C. Reagan-National
1h 29m
BOS7:29 amBoston Logan Intl
Delta
Sep 12
BOS6:38 amBoston Logan Intl
3h 45m
1 stop
DCA10:23 amWashington, D.C. Reagan-National
Sep 16
DCA12:00 pmWashington, D.C. Reagan-National
1h 41m
BOS1:41 pmBoston Logan Intl
United Airlines
Sep 7
BOS9:30 amBoston Logan Intl
1h 40m
IAD11:10 amWashington, D.C. Dulles Intl
Sep 9
IAD10:20 pmWashington, D.C. Dulles Intl
1h 39m
BOS11:59 pmBoston Logan Intl

Find the cheapest one-way flights from Boston to Washington, D.C.

If you're looking for one-way flights from Boston to Washington, D.C., view some of our deals below provided by Frontier, Spirit Airlines and United Airlines
Spirit Airlines
Sep 9
BOS6:30 amBoston Logan Intl
1h 31m
BWI8:01 amBaltimore/Washington
Frontier
Nov 16
BOS6:00 amBoston Logan Intl
6h 30m
1 stop
BWI12:30 pmBaltimore/Washington
United Airlines
Sep 24
BOS5:50 amBoston Logan Intl
1h 42m
IAD7:32 amWashington, D.C. Dulles Intl

Find the cheapest direct flights from Boston to Washington, D.C.

Spirit Airlines
Sep 18
BOS5:15 pmBoston Logan Intl
1h 31m
BWI6:46 pmBaltimore/Washington
Sep 25
BWI2:53 pmBaltimore/Washington
1h 29m
BOS4:22 pmBoston Logan Intl
Spirit Airlines
Oct 22
BOS8:14 amBoston Logan Intl
1h 33m
BWI9:47 amBaltimore/Washington
Oct 30
BWI10:16 pmBaltimore/Washington
1h 28m
BOS11:44 pmBoston Logan Intl
United Airlines
Sep 12
BOS5:50 amBoston Logan Intl
1h 42m
IAD7:32 amWashington, D.C. Dulles Intl
Sep 16
IAD10:20 pmWashington, D.C. Dulles Intl
1h 39m
BOS11:59 pmBoston Logan Intl
Spirit Airlines
Sep 17
BOS5:15 pmBoston Logan Intl
1h 31m
BWI6:46 pmBaltimore/Washington
Sep 24
BWI9:37 pmBaltimore/Washington
1h 30m
BOS11:07 pmBoston Logan Intl
JetBlue
Sep 12
BOS6:00 amBoston Logan Intl
1h 41m
DCA7:41 amWashington, D.C. Reagan-National
Sep 12
DCA10:30 amWashington, D.C. Reagan-National
1h 35m
BOS12:05 pmBoston Logan Intl
Delta
Sep 12
BOS6:05 amBoston Logan Intl
1h 52m
DCA7:57 amWashington, D.C. Reagan-National
Sep 16
DCA5:10 pmWashington, D.C. Reagan-National
1h 58m
BOS7:08 pmBoston Logan Intl

Search last-minute flights to Washington, D.C. from Boston

Find and compare round-trip flight prices for your last-minute flight from Boston to Washington, D.C.
Multiple Airlines
Aug 29
BOS12:56 pmBoston Logan Intl
8h 04m
1 stop
BWI9:00 pmBaltimore/Washington
Sep 25
BWI9:37 pmBaltimore/Washington
1h 30m
BOS11:07 pmBoston Logan Intl
Spirit Airlines
Aug 26
BOS9:45 amBoston Logan Intl
1h 33m
BWI11:18 amBaltimore/Washington
Sep 11
BWI9:37 pmBaltimore/Washington
1h 30m
BOS11:07 pmBoston Logan Intl
JetBlue
Aug 27
BOS12:00 pmBoston Logan Intl
1h 40m
DCA1:40 pmWashington, D.C. Reagan-National
Aug 27
DCA4:30 pmWashington, D.C. Reagan-National
1h 44m
BOS6:14 pmBoston Logan Intl
Delta
Aug 26
BOS2:25 pmBoston Logan Intl
1h 52m
DCA4:17 pmWashington, D.C. Reagan-National
Aug 28
DCA6:00 amWashington, D.C. Reagan-National
1h 41m
BOS7:41 amBoston Logan Intl
Frontier
Aug 29
BOS6:00 amBoston Logan Intl
7h 39m
1 stop
BWI1:39 pmBaltimore/Washington
Sep 1
BWI2:29 pmBaltimore/Washington
10h 02m
1 stop
BOS12:31 amBoston Logan Intl
United Airlines
Aug 26
BOS9:30 amBoston Logan Intl
1h 42m
IAD11:12 amWashington, D.C. Dulles Intl
Sep 11
IAD10:20 pmWashington, D.C. Dulles Intl
1h 39m
BOS11:59 pmBoston Logan Intl

United Airlines flights from Boston to Washington, D.C.

Our best United Airlines deals on Boston to Washington, D.C. flight tickets
United Airlines
Sep 7
BOS9:30 amBoston Logan Intl
1h 40m
IAD11:10 amWashington, D.C. Dulles Intl
Sep 9
IAD10:20 pmWashington, D.C. Dulles Intl
1h 39m
BOS11:59 pmBoston Logan Intl
United Airlines
Sep 12
BOS5:50 amBoston Logan Intl
1h 42m
IAD7:32 amWashington, D.C. Dulles Intl
Sep 16
IAD10:20 pmWashington, D.C. Dulles Intl
1h 39m
BOS11:59 pmBoston Logan Intl
United Airlines
Sep 18
BOS5:50 amBoston Logan Intl
1h 42m
IAD7:32 amWashington, D.C. Dulles Intl
Sep 25
IAD10:20 pmWashington, D.C. Dulles Intl
1h 39m
BOS11:59 pmBoston Logan Intl

Spirit Airlines flights from Boston to Washington, D.C.

Our best Spirit Airlines deals on Boston to Washington, D.C. flight tickets
Spirit Airlines
Sep 18
BOS5:15 pmBoston Logan Intl
1h 31m
BWI6:46 pmBaltimore/Washington
Sep 25
BWI2:53 pmBaltimore/Washington
1h 29m
BOS4:22 pmBoston Logan Intl
Spirit Airlines
Oct 22
BOS8:14 amBoston Logan Intl
1h 33m
BWI9:47 amBaltimore/Washington
Oct 30
BWI10:16 pmBaltimore/Washington
1h 28m
BOS11:44 pmBoston Logan Intl
Spirit Airlines
Sep 17
BOS5:15 pmBoston Logan Intl
1h 31m
BWI6:46 pmBaltimore/Washington
Sep 24
BWI9:37 pmBaltimore/Washington
1h 30m
BOS11:07 pmBoston Logan Intl

How to get the cheapest flight ticket from Boston to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

January. The cheapest time of year to fly to Washington, D.C. from Boston is January. Most expensive is April

What is the cheapest day to depart Boston for Washington, D.C.?

Thursday. The cheapest day of the week is typically Thursday. The most expensive is typically Sunday

When is the cheapest time to fly from Boston to Washington, D.C.?

In the evening. Boston to Washington, D.C. flights are approximately 16% more expensive in the afternoon than in the evening

What is the cheapest airline that flies to Washington, D.C. from Boston?

Spirit Airlines. Spirit Airlines, JetBlue, and Southwest are the most popular carriers operating from Boston to Washington, D.C.

What is the cheapest Boston to Washington, D.C. flight route?

Boston Logan Intl - Baltimore/Washington. Fly from Boston Logan Intl to Baltimore/Washington for the best Boston - Washington, D.C. flight prices

How far in advance should you book Boston to Washington, D.C. flights?

56 days before. The cheapest time to buy a flight from Boston to Washington, D.C. is approximately 56 days to departure

How many flights depart from Boston to Washington, D.C. on average per day?

The number of flights available between Boston and Washington, D.C. is 88 per day as of August 2024. The most frequent departure time is 5:00PM, with 39% of daily flights leaving in the afternoon.

How many flights depart from Boston to Washington, D.C. on average per week?

The number of flights available between Boston and Washington, D.C. is 618 per week as of August 2024. The most frequent departure day is Monday, with 16% of weekly flights leaving on this day.

What cabin class options are available on Boston to Washington, D.C. flights?

There are 4 cabin classes available to choose from on Boston to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Washington, D.C. flights?

No. A direct flight is the cheapest option for a flight between Boston to Washington, D.C..

How have Boston to Washington, D.C. flight prices changed over time?

As of August 2024, prices for Boston to Washington, D.C. flights are approximately 31% cheaper when compared to flights at the same time last year.

Cheap Boston to Washington, D.C. (BOS to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Washington, D.C.

Best Price Found

$43

Fastest flight time

1h 28m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Boston in the past 72 hours is $43. The best round-trip flight deal from Boston to Washington, D.C. found on momondo in the last 72 hours is $40.
The fastest flight from Boston to Washington, D.C. takes 1h 28m
Direct flights go from Boston to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

  • Is flying the fastest way to get from Boston to Washington, D.C.?

    Based on just travel duration our users have found a flight from Boston to Washington, D.C. to be the fastest option to their destination at just 1h 28m. If travel time is less of a concern you may want to look into booking some alternative forms of transportation like a train from Boston to Washington, D.C. or a bus from Boston to Washington, D.C..

  • Is flying the cheapest way to get from Boston to Washington, D.C.?

    A flight from Boston to Washington, D.C. from $40 can save you up to 67% on the cost of your trip compared to booking a train from Boston to Washington, D.C. or a bus from Boston to Washington, D.C..

  • How far is Boston Logan Intl to Washington, D.C. by plane?

    There are 393.5 mi between Boston Logan Intl and Washington, D.C.. 1h 28m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Washington, D.C.?

    Prices for flights from Boston Logan Intl Airport to Washington, D.C. refresh daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Washington, D.C.?

  • How old do you have to be to fly from Boston Logan Intl Airport to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Best airlines flying from Boston to Washington, D.C.

Compare and see reviews for airlines that fly from Boston to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $45Free CancellationRating
6.3
8,323 reviews
Search Spirit Airlines flights
JetBluePriceFrom $59Free CancellationRating
7.5
3,826 reviews
Search JetBlue flights
DeltaPriceFrom $85Free CancellationRating
8.0
9,384 reviews
Search Delta flights
American AirlinesPriceFrom $123Free CancellationRating
7.3
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $144Free CancellationRating
7.4
9,807 reviews
Search United Airlines flights
SouthwestPriceFrom $198Free CancellationRating
8.1
5,467 reviews
Search Southwest flights
  • Delta Flights From Boston to Washington, D.C.

    Across 48 Delta flights from Boston to Washington, D.C. this week, the average price was $252, with the best Delta deals starting from $85 round-trip. 9,384 users have rated Delta on momondo, with an average score of 8.0/10.

  • JetBlue Flights From Boston to Washington, D.C.

    Another popular option for Boston to Washington, D.C. flights is JetBlue (7.5/10, 3,826 ratings). JetBlue flies from Boston to Washington, D.C. around 169 times per week, with deals starting from $59 round-trip and rising to an average price of around $211.


Why use momondo?

Why should I use momondo to find a flight deal from Boston to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Washington, D.C. for you.

Can I find flights from Boston to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Washington, D.C..

I’m not ready to book a flight from Boston to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


Choose the best way to get from Boston to Washington, D.C.

Buses

9h 10m
$40 one-way$86 round-trip
Nonstop · from $861 stop · from $53

Distance to downtown

ZWU1.7 mi

Trains

6h 41m
$62 one-way$124 round-trip
Nonstop · from $124

Distance to downtown

ZWU1.7 mi

Flights

1h 28m
$43 one-way$40 round-trip
Nonstop · from $401 stop · from $55

Distance to downtown

BWI8.5 mi

An easier way to manage your Washington, D.C. trip

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.
Airports listed have a maximum distance of 22.4 mi from Washington, D.C.