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Cheap flights from Boston to Washington, D.C. from $32

This is the cheapest one-way 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 5/6. 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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0 bags

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

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Boston to Washington, D.C..
Spirit Airlines Logo
6:00 am - 7:31 amBOS-BWI
1h 31mnonstop
Spirit Airlines Logo
9:30 pm - 10:56 pmBWI-BOS
1h 26mnonstop
$66Spirit Airlines
Find Deal
Wed, May 7 - Wed, May 7
Spirit Airlines Logo
8:30 am - 10:07 amBOS-BWI
1h 37mnonstop
Spirit Airlines Logo
5:50 am - 7:23 amBWI-BOS
1h 33mnonstop
$67Spirit Airlines
Find Deal
Tue, Apr 29 - Wed, Apr 30
JetBlue Logo
10:20 am - 12:00 pmBOS-DCA
1h 40mnonstop
JetBlue Logo
3:15 pm - 4:53 pmDCA-BOS
1h 38mnonstop
$156JetBlue
Find Deal
Wed, May 14 - Wed, May 14
American Airlines Logo
8:10 am - 10:05 amBOS-DCA
1h 55mnonstop
American Airlines Logo
6:00 am - 7:40 amDCA-BOS
1h 40mnonstop
$160American Airlines
Find Deal
Tue, May 20 - Wed, May 21
JetBlue Logo
6:10 pm - 8:00 pmBOS-DCA
1h 50mnonstop
JetBlue Logo
4:15 pm - 5:52 pmDCA-BOS
1h 37mnonstop
$161JetBlue
Find Deal
Sat, May 24 - Sat, May 31
United Airlines Logo
12:30 pm - 2:11 pmBOS-IAD
1h 41mnonstop
United Airlines Logo
10:19 pm - 11:59 pmIAD-BOS
1h 40mnonstop
$161United Airlines
Find Deal
Tue, May 6 - Tue, May 6
United Airlines Logo
9:30 am - 11:10 amBOS-IAD
1h 40mnonstop
United Airlines Logo
5:10 pm - 6:56 pmIAD-BOS
1h 46mnonstop
$164United Airlines
Find Deal
Wed, Jul 2 - Mon, Jul 7
American Airlines Logo
8:10 am - 10:05 amBOS-DCA
1h 55mnonstop
American Airlines Logo
6:00 am - 7:40 amDCA-BOS
1h 40mnonstop
$167American Airlines
Find Deal
Mon, May 5 - Wed, May 7
Delta Logo
2:05 pm - 3:51 pmBOS-DCA
1h 46mnonstop
Delta Logo
8:10 am - 9:45 amDCA-BOS
1h 35mnonstop
$170Delta
Find Deal
Mon, May 5 - Tue, May 6
Delta Logo
6:05 am - 8:00 amBOS-DCA
1h 55mnonstop
Delta Logo
10:00 pm - 11:34 pmDCA-BOS
1h 34mnonstop
$179Delta
Find Deal
Thu, May 1 - Mon, May 5

Frontier flights from Boston to Washington, D.C.

Our best Frontier deals on Boston to Washington, D.C. flight tickets
Frontier
May 3
BOS9:40 amBoston Logan Intl
6h 54m
1 stop
IAD4:34 pmWashington, D.C. Dulles Intl
May 9
IAD5:26 pmWashington, D.C. Dulles Intl
7h 18m
1 stop
BOS12:44 amBoston Logan Intl
Frontier
May 8
BOS6:00 amBoston Logan Intl
10h 36m
1 stop
IAD4:36 pmWashington, D.C. Dulles Intl
May 15
IAD5:26 pmWashington, D.C. Dulles Intl
7h 39m
1 stop
BOS1:05 amBoston Logan Intl
Frontier
May 3
BOS9:40 amBoston Logan Intl
6h 54m
1 stop
IAD4:34 pmWashington, D.C. Dulles Intl
May 10
IAD11:44 amWashington, D.C. Dulles Intl
21h 40m
1 stop
BOS9:24 amBoston 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
May 7
BOS6:00 amBoston Logan Intl
1h 31m
BWI7:31 amBaltimore/Washington
May 7
BWI9:30 pmBaltimore/Washington
1h 26m
BOS10:56 pmBoston Logan Intl
Spirit Airlines
Apr 29
BOS8:30 amBoston Logan Intl
1h 37m
BWI10:07 amBaltimore/Washington
Apr 30
BWI5:50 amBaltimore/Washington
1h 33m
BOS7:23 amBoston Logan Intl
Spirit Airlines
Apr 29
BOS8:30 amBoston Logan Intl
1h 37m
BWI10:07 amBaltimore/Washington
Apr 30
BWI5:50 amBaltimore/Washington
1h 33m
BOS7:23 amBoston Logan Intl

See travel insights to Washington, D.C. from

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 to Washington, D.C.?

The month of January is, on average, the cheapest month to fly to Washington, D.C. from Boston, with most prices found around $149. If you’re not able to fly to Washington, D.C. in January, then August is your next best option. Flight prices from Boston to Washington, D.C. during August average around $167.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Boston is on a Thursday. momondo users have found tickets for Thursday departures for as low as $282. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Washington, D.C. for around $346.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Boston to Washington, D.C. when you can find flight prices for as low as $274. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $318. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Boston when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $182 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Boston for as low as $114 on momondo.

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

There are 4 cabin classes available to choose from on Boston Logan Intl 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.

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

As of April 2025, prices for Boston to Washington, D.C. flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

$32

Fastest flight time

1h 30m

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 $32. The best round-trip flight deal from Boston to Washington, D.C. found on momondo in the last 72 hours is $66.
The fastest flight from Boston to Washington, D.C. takes 1h 30m
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 30m. 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 $66 can save you up to 49% 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 30m 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.

  • What is the most popular plane model from Boston to Washington, D.C.?

  • What is the most popular airline from Boston to Washington, D.C.?


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 $46Free CancellationRating
6.3
7,912 reviews
Search Spirit Airlines flights
JetBluePriceFrom $68Free CancellationRating
7.3
2,925 reviews
Search JetBlue flights
DeltaPriceFrom $108Free CancellationRating
8.0
7,910 reviews
Search Delta flights
United AirlinesPriceFrom $137Free CancellationRating
7.4
8,636 reviews
Search United Airlines flights
American AirlinesPriceFrom $139Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $177Free CancellationRating
8.0
4,279 reviews
Search Southwest flights
  • Delta Flights From Boston to Washington, D.C.

    Across 26 Delta flights from Boston to Washington, D.C. this week, the average price was $248, with the best Delta deals starting from $108 round-trip. 7,911 users have rated Delta on momondo, with an average score of 8.0/10.

  • United Airlines Flights From Boston to Washington, D.C.

    Another popular option for Boston to Washington, D.C. flights is United Airlines (7.4/10, 8,636 ratings). United Airlines flies from Boston to Washington, D.C. around 24 times per week, with deals starting from $137 round-trip and rising to an average price of around $266.


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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Gettysburg
National Harbor
Laurel
Silver Spring
Woodbridge
Tysons
Fredericksburg
Waldorf
Manassas
Gaithersburg
Linthicum Heights
Glen Burnie
Rockville
Fairfax
Towson
Reston
Springfield
Hyattsville

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 05m
$42 one-way$98 round-trip
Nonstop · from $981 stop · from $55

Distance to downtown

ZWU1.7 mi

Trains

6h 39m
$48 one-way$130 round-trip
Nonstop · from $130

Distance to downtown

ZWU1.7 mi

Flights

1h 30m
$32 one-way$66 round-trip
Nonstop · from $661 stop · from $92

Distance to downtown

BWI8.5 mi

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

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1 adult
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Wed 4/16
Wed 4/23

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.