Cheap flights from Washington, D.C. to Boston from $76

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Boston departing on 1/27. 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 Washington, D.C. to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:42 pm - 1:19 am
IAD
-
BOS
7h 37m1 stop
Multiple Airlines Logo
7:00 am - 7:40 am
BOS
-
IAD
24h 40m1 stop
$141Multiple Airlines
Wed, Jan 7 - Sun, Jan 11
JetBlue Logo
11:55 am - 1:26 pm
DCA
-
BOS
1h 31mnonstop
JetBlue Logo
3:45 pm - 5:34 pm
BOS
-
DCA
1h 49mnonstop
$142JetBlue
Wed, Jan 7 - Wed, Jan 7
JetBlue Logo
7:00 am - 8:32 am
DCA
-
BOS
1h 32mnonstop
JetBlue Logo
7:55 pm - 9:45 pm
BOS
-
DCA
1h 50mnonstop
$145JetBlue
Tue, Jan 20 - Sat, Jan 24
Multiple Airlines Logo
8:40 am - 11:19 pm
IAD
-
BOS
14h 39m1 stop
Multiple Airlines Logo
6:00 am - 11:43 am
BOS
-
IAD
29h 43m1 stop
$145Multiple Airlines
Fri, Jan 9 - Mon, Jan 12
Delta Logo
6:55 pm - 8:37 pm
DCA
-
BOS
1h 42mnonstop
Delta Logo
9:40 pm - 11:41 pm
BOS
-
DCA
2h 01mnonstop
$147Delta
Wed, Jan 28 - Wed, Feb 4
United Airlines Logo
12:40 pm - 2:17 pm
IAD
-
BOS
1h 37mnonstop
United Airlines Logo
7:07 pm - 8:53 pm
BOS
-
IAD
1h 46mnonstop
$147United Airlines
Wed, Jan 14 - Wed, Jan 14
Spirit Airlines Logo
11:30 am - 11:19 pm
BWI
-
BOS
11h 49m1 stop
Spirit Airlines Logo
3:43 pm - 11:47 pm
BOS
-
BWI
8h 04m1 stop
$208Spirit Airlines
Sun, Jan 18 - Sun, Jan 25
Spirit Airlines Logo
4:44 pm - 11:19 pm
BWI
-
BOS
6h 35m1 stop
Spirit Airlines Logo
3:43 pm - 11:47 pm
BOS
-
BWI
8h 04m1 stop
$209Spirit Airlines
Sat, Jan 17 - Mon, Jan 19
Southwest Logo
4:30 pm - 6:00 pm
BWI
-
BOS
1h 30mnonstop
Southwest Logo
5:50 pm - 7:30 pm
BOS
-
BWI
1h 40mnonstop
$214Southwest
Thu, Jan 15 - Sun, Jan 18
Delta Logo
7:55 pm - 9:32 pm
BWI
-
BOS
1h 37mnonstop
Delta Logo
2:25 pm - 4:11 pm
BOS
-
BWI
1h 46mnonstop
$215Delta
Fri, Jan 16 - Sun, Jan 18

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

Our best United Airlines deals on Washington, D.C. to Boston flight tickets
United Airlines
Jan 14
IAD12:40 pmWashington, D.C. Dulles Intl
1h 37m
BOS2:17 pmBoston Logan Intl
Jan 14
BOS7:07 pmBoston Logan Intl
1h 46m
IAD8:53 pmWashington, D.C. Dulles Intl
United Airlines
Jan 14
IAD6:00 amWashington, D.C. Dulles Intl
5h 12m
1 stop
BOS11:12 amBoston Logan Intl
Jan 14
BOS7:07 pmBoston Logan Intl
1h 46m
IAD8:53 pmWashington, D.C. Dulles Intl
United Airlines
Jan 16
IAD10:12 pmWashington, D.C. Dulles Intl
1h 37m
BOS11:49 pmBoston Logan Intl
Jan 19
BOS7:07 pmBoston Logan Intl
1h 46m
IAD8:53 pmWashington, D.C. Dulles Intl

Delta flights from Washington, D.C. to Boston

Our best Delta deals on Washington, D.C. to Boston flight tickets
Delta
Jan 28
DCA10:05 pmWashington, D.C. Reagan-National
1h 36m
BOS11:41 pmBoston Logan Intl
Jan 31
BOS11:55 amBoston Logan Intl
1h 58m
DCA1:53 pmWashington, D.C. Reagan-National
Delta
Dec 31
DCA7:00 amWashington, D.C. Reagan-National
1h 44m
BOS8:44 amBoston Logan Intl
Jan 10
BOS2:15 pmBoston Logan Intl
1h 57m
DCA4:12 pmWashington, D.C. Reagan-National
Delta
Jan 2
DCA7:00 amWashington, D.C. Reagan-National
1h 44m
BOS8:44 amBoston Logan Intl
Jan 12
BOS9:40 pmBoston Logan Intl
2h 01m
DCA11:41 pmWashington, D.C. Reagan-National

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Boston 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 1/7

5:42 pm-1:19 am

1 stop7h 37m

Boston Logan Intl

Sun 1/11

7:00 am-7:40 am

1 stop24h 40m

$141

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Wed 1/7

11:55 am-1:26 pm

Nonstop1h 31m

Boston Logan Intl

Wed 1/7

3:45 pm-5:34 pm

Nonstop1h 49m

$142

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Tue 1/20

7:00 am-8:32 am

Nonstop1h 32m

Boston Logan Intl

Sat 1/24

7:55 pm-9:45 pm

Nonstop1h 50m

$145

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 1/9

8:40 am-11:19 pm

1 stop14h 39m

Boston Logan Intl

Mon 1/12

6:00 am-11:43 am

1 stop29h 43m

$145

Washington, D.C.Boston

DCA - BOS

DCABOS

Washington, D.C. Reagan-National

Wed 1/28

6:55 pm-8:37 pm

Nonstop1h 42m

Boston Logan Intl

Wed 2/4

9:40 pm-11:41 pm

Nonstop2h 01m

$147

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 1/14

12:40 pm-2:17 pm

Nonstop1h 37m

Boston Logan Intl

Wed 1/14

7:07 pm-8:53 pm

Nonstop1h 46m

$147

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Sun 1/18

11:30 am-11:19 pm

1 stop11h 49m

Boston Logan Intl

Sun 1/25

3:43 pm-11:47 pm

1 stop8h 04m

$208

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Sat 1/17

4:44 pm-11:19 pm

1 stop6h 35m

Boston Logan Intl

Mon 1/19

3:43 pm-11:47 pm

1 stop8h 04m

$209

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Thu 1/15

4:30 pm-6:00 pm

Nonstop1h 30m

Boston Logan Intl

Sun 1/18

5:50 pm-7:30 pm

Nonstop1h 40m

$214

BaltimoreBoston

BWI - BOS

BWIBOS

Baltimore/Washington

Fri 1/16

7:55 pm-9:32 pm

Nonstop1h 37m

Boston Logan Intl

Sun 1/18

2:25 pm-4:11 pm

Nonstop1h 46m

$215

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Boston from

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

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 Boston?

In general, January is the cheapest month to fly from Washington, D.C. to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $167. If you aren’t able to travel during the month of January, then book flights to Boston from Washington, D.C. during February instead. Flights to Boston in February, while not as cheap as those in January, still average around $177.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Washington, D.C. to Boston is on a Thursday when prices can be found for as low as $276. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $377.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from Washington, D.C. to Boston in the evening for as low as $256. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Boston, so prices are often more expensive at around $426 per ticket.

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

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

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $280 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Washington, D.C. for as low as $225 on momondo.

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

There are 4 cabin classes available to choose from on Washington, D.C. to Boston Logan Intl 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 Washington, D.C. to Boston flights?

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

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

As of December 2025, prices for Washington, D.C. to Boston flights are approximately 0% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$106

Fastest flight time

1h 15m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Washington, D.C. in the past 72 hours is $106. The best round-trip flight deal from Washington, D.C. to Boston found on momondo in the last 72 hours is $167.
The fastest flight from Washington, D.C. to Boston takes 1h 15m
Direct flights go from Washington, D.C. to Boston every day.
There is 1 airport in Boston. From Washington, D.C. there are direct flights to Boston Logan Intl (BOS).
  • Is flying the fastest way to get from Washington, D.C. to Boston?

    At 1h 31m, choosing to opt for a flight from Washington, D.C. to Boston for this trip versus opting for a train from Washington, D.C. to Boston or a bus from Washington, D.C. to Boston can save you time on travel.

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

    A train from Washington, D.C. to Boston is currently going to be the least expensive option currently available. You can also find deals for a flight from Washington, D.C. to Boston starting at $141, or consider a bus from Washington, D.C. to Boston starting at $102. Both of these alternative options are worth considering when looking to reach your destination.

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

    A flight from Washington, D.C. to Boston Logan Intl will travel around 393.5 mi. In terms of flight time, this usually takes a little over 1h 15m.

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

    Prices for flights from Washington, D.C. to Boston Logan Intl Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from Washington, D.C. to Boston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $47Free CancellationRating
6.3
8,190 reviews
Search Spirit Airlines flights
DeltaPriceFrom $78Free CancellationRating
7.9
8,009 reviews
Search Delta flights
JetBluePriceFrom $126Free CancellationRating
7.2
2,897 reviews
Search JetBlue flights
FrontierPriceFrom $143Free CancellationRating
5.8
3,081 reviews
Search Frontier flights
United AirlinesPriceFrom $147Free CancellationRating
7.4
9,093 reviews
Search United Airlines flights
American AirlinesPriceFrom $147Free CancellationRating
7.2
11,055 reviews
Search American Airlines flights
SouthwestPriceFrom $161Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
  • Delta Flights From Washington, D.C. to Boston

    Across 42 Delta flights from Washington, D.C. to Boston this week, the average price was $238, with the best Delta deals starting from $78 round-trip. 8,009 users have rated Delta on momondo, with an average score of 7.9/10.

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

    $147 is the best United Airlines flight deal from Washington, D.C. to Boston found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $268, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 9,093 user reviews) flies into Boston from Washington, D.C. 5 times in an average week so prices can vary.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
South Yarmouth
Cambridge
Narragansett
Gloucester
Nashua
Falmouth
Laconia
Brockton
Concord
Sturbridge
Everett
Chatham

Why use momondo?

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

Finding the right flight to Boston from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Boston quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Boston from Washington, D.C. with this policy.

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

momondo provides multiple filters to help you find the best flight to Boston from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Washington, D.C. to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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1 adult
Sat 1/17
Sat 1/24

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