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Cheap flights from Boston to Washington, D.C. from $77

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 9/25. 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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Cheap round-trip flights

Delta Logo
3:30 pm - 5:27 pmBOS-DCA
1h 57mnonstop
Delta Logo
12:00 pm - 1:41 pmDCA-BOS
1h 41mnonstop
$154Delta
Find Deal
sáb., ene. 17 - dom., ene. 18
American Airlines Logo
7:00 am - 9:05 amBOS-DCA
2h 05mnonstop
American Airlines Logo
6:59 am - 8:47 amDCA-BOS
1h 48mnonstop
$155American Airlines
Find Deal
vie., nov. 7 - mar., nov. 11
American Airlines Logo
2:12 pm - 3:57 pmBOS-DCA
1h 45mnonstop
American Airlines Logo
10:15 pm - 11:50 pmDCA-BOS
1h 35mnonstop
$156American Airlines
Find Deal
mar., nov. 4 - vie., nov. 7
United Airlines Logo
11:59 am - 4:46 pmBOS-DCA
4h 47m1 stop
United Airlines Logo
9:05 am - 12:28 pmDCA-BOS
3h 23m1 stop
$157United Airlines
Find Deal
mié., nov. 19 - lun., nov. 24
JetBlue Logo
6:15 am - 8:01 amBOS-DCA
1h 46mnonstop
JetBlue Logo
11:45 am - 1:16 pmDCA-BOS
1h 31mnonstop
$158JetBlue
Find Deal
jue., feb. 26 - jue., feb. 26
American Airlines Logo
6:00 am - 7:45 amBOS-DCA
1h 45mnonstop
American Airlines Logo
6:00 am - 7:38 amDCA-BOS
1h 38mnonstop
$159American Airlines
Find Deal
jue., oct. 9 - dom., oct. 12
United Airlines Logo
6:00 am - 12:19 pmBOS-DCA
6h 19m1 stop
United Airlines Logo
10:33 am - 3:13 pmDCA-BOS
4h 40m1 stop
$160United Airlines
Find Deal
jue., oct. 9 - mar., oct. 14
United Airlines Logo
4:23 pm - 9:37 pmBOS-DCA
5h 14m1 stop
United Airlines Logo
11:03 am - 3:13 pmDCA-BOS
4h 10m1 stop
$161United Airlines
Find Deal
lun., oct. 6 - mié., oct. 8
JetBlue Logo
8:10 am - 10:00 amBOS-DCA
1h 50mnonstop
JetBlue Logo
8:50 pm - 10:26 pmDCA-BOS
1h 36mnonstop
$162JetBlue
Find Deal
vie., nov. 7 - jue., nov. 13
Delta Logo
9:35 pm - 11:33 pmBOS-DCA
1h 58mnonstop
Delta Logo
8:20 am - 10:00 amDCA-BOS
1h 40mnonstop
$163Delta
Find Deal
vie., ene. 23 - vie., ene. 30

American Airlines flights from Boston to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Boston to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Nov 7
BOS7:00 amBoston Logan Intl
2h 05m
DCA9:05 amWashington, D.C. Reagan-National
Nov 11
DCA6:59 amWashington, D.C. Reagan-National
1h 48m
BOS8:47 amBoston Logan Intl
$155
Find similar
American Airlines
Nov 4
BOS2:12 pmBoston Logan Intl
1h 45m
DCA3:57 pmWashington, D.C. Reagan-National
Nov 7
DCA10:15 pmWashington, D.C. Reagan-National
1h 35m
BOS11:50 pmBoston Logan Intl
$156
Find similar
American Airlines
Oct 9
BOS6:00 amBoston Logan Intl
1h 45m
DCA7:45 amWashington, D.C. Reagan-National
Oct 12
DCA6:00 amWashington, D.C. Reagan-National
1h 38m
BOS7:38 amBoston Logan Intl
$159
Find similar

United Airlines flights from Boston to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Boston to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Nov 19
BOS11:59 amBoston Logan Intl
4h 47m
1 stop
DCA4:46 pmWashington, D.C. Reagan-National
Nov 24
DCA9:05 amWashington, D.C. Reagan-National
3h 23m
1 stop
BOS12:28 pmBoston Logan Intl
$157
Find similar
United Airlines
Oct 9
BOS6:00 amBoston Logan Intl
6h 19m
1 stop
DCA12:19 pmWashington, D.C. Reagan-National
Oct 14
DCA10:33 amWashington, D.C. Reagan-National
4h 40m
1 stop
BOS3:13 pmBoston Logan Intl
$160
Find similar
United Airlines
Oct 6
BOS4:23 pmBoston Logan Intl
5h 14m
1 stop
DCA9:37 pmWashington, D.C. Reagan-National
Oct 8
DCA11:03 amWashington, D.C. Reagan-National
4h 10m
1 stop
BOS3:13 pmBoston Logan Intl
$161
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Washington, D.C. Reagan-National Airport 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Boston to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

sáb. 1/17

3:30 pm-5:27 pm

Nonstop1h 57m

Washington, D.C. Reagan-National

dom. 1/18

12:00 pm-1:41 pm

Nonstop1h 41m

$154

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

vie. 11/7

7:00 am-9:05 am

Nonstop2h 05m

Washington, D.C. Reagan-National

mar. 11/11

6:59 am-8:47 am

Nonstop1h 48m

$155

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

mar. 11/4

2:12 pm-3:57 pm

Nonstop1h 45m

Washington, D.C. Reagan-National

vie. 11/7

10:15 pm-11:50 pm

Nonstop1h 35m

$156

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

mié. 11/19

11:59 am-4:46 pm

1 stop4h 47m

Washington, D.C. Reagan-National

lun. 11/24

9:05 am-12:28 pm

1 stop3h 23m

$157

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

jue. 2/26

6:15 am-8:01 am

Nonstop1h 46m

Washington, D.C. Reagan-National

jue. 2/26

11:45 am-1:16 pm

Nonstop1h 31m

$158

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

jue. 10/9

6:00 am-7:45 am

Nonstop1h 45m

Washington, D.C. Reagan-National

dom. 10/12

6:00 am-7:38 am

Nonstop1h 38m

$159

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

jue. 10/9

6:00 am-12:19 pm

1 stop6h 19m

Washington, D.C. Reagan-National

mar. 10/14

10:33 am-3:13 pm

1 stop4h 40m

$160

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

lun. 10/6

4:23 pm-9:37 pm

1 stop5h 14m

Washington, D.C. Reagan-National

mié. 10/8

11:03 am-3:13 pm

1 stop4h 10m

$161

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

vie. 11/7

8:10 am-10:00 am

Nonstop1h 50m

Washington, D.C. Reagan-National

jue. 11/13

8:50 pm-10:26 pm

Nonstop1h 36m

$162

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

vie. 1/23

9:35 pm-11:33 pm

Nonstop1h 58m

Washington, D.C. Reagan-National

vie. 1/30

8:20 am-10:00 am

Nonstop1h 40m

$163

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Boston to Washington, D.C. Reagan-National Airport

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. Reagan-National Airport?

The month of January is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Boston, with most prices found around $201. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $207.

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

The cheapest day to depart from Boston to Washington, D.C. Reagan-National Airport is on a Saturday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Saturday will often find tickets for as low as $253. Flights from Boston to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $309. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Boston to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $247. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the afternoon when prices are around $281.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $236 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Boston for as low as $160 on momondo.

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

There are 4 cabin classes available to choose from on Boston Logan Intl to Washington, D.C. Reagan-National 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. Reagan-National Airport flight prices changed over time?

As of September 2025, prices for Boston to Washington, D.C. Reagan-National Airport flights are approximately 15% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Washington, D.C. Reagan-National Airport 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. Reagan-National Airport (BOS to DCA) flight deals and tips

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

Best Price Found

$128

Fastest flight time

1h 39m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Boston in the past 72 hours is $128. The best round-trip flight deal from Boston to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $189.
The fastest flight from Boston to Washington, D.C. Reagan-National Airport takes 1h 39m
Direct flights go from Boston to Washington, D.C. Reagan-National Airport every day.
Search flight deals

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

    There are 395.9 mi between Boston Logan Intl and Washington, D.C. Reagan-National. By plane, this route typically takes 1h 39m.

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

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

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

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

    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. Reagan-National Airport.

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

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Boston to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Boston to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $54Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
DeltaPriceFrom $114Free CancellationRating
7.9
7,960 reviews
Search Delta flights
JetBluePriceFrom $129Free CancellationRating
7.2
2,913 reviews
Search JetBlue flights
United AirlinesPriceFrom $147Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
American AirlinesPriceFrom $147Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Delta Flights From Boston to Washington, D.C. Reagan-National Airport

    Across 29 Delta flights from Boston to Washington, D.C. Reagan-National Airport this week, the average price was $246, with the best Delta deals starting from $114 round-trip. 7,960 users have rated Delta on momondo, with an average score of 7.9/10.

  • JetBlue Flights From Boston to Washington, D.C. Reagan-National Airport

    Across 2,913 JetBlue reviews on momondo, the average score is 7.2/10. JetBlue flies from Boston to Washington, D.C. Reagan-National Airport about 31 times each week, with ticket deals ranging from $129 to $234. Price data is based on momondo searches in the last 72 hours.

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

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

Why use momondo?

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

Finding the right flight to Washington, D.C. from Boston 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 Washington, D.C. quick and easy, saving you time and money.

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.?

Once all potential Boston to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

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