Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to Washington, D.C. from $69

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 9/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Boston to Washington, D.C. (BOS-DCA)

Cheap round-trip flights

JetBlue Logo
8:00 am - 9:46 amBOS-DCA
1h 46mnonstop
JetBlue Logo
1:35 pm - 3:09 pmDCA-BOS
1h 34mnonstop
$109JetBlue
Find Deal
Thu, Sep 4 - Thu, Sep 4
JetBlue Logo
6:30 am - 8:09 amBOS-DCA
1h 39mnonstop
JetBlue Logo
11:55 am - 1:28 pmDCA-BOS
1h 33mnonstop
$132JetBlue
Find Deal
Thu, Sep 4 - Thu, Sep 4
JetBlue Logo
2:15 pm - 4:01 pmBOS-DCA
1h 46mnonstop
JetBlue Logo
7:59 am - 9:32 amDCA-BOS
1h 33mnonstop
$136JetBlue
Find Deal
Thu, Sep 4 - Mon, Sep 8
JetBlue Logo
6:20 am - 7:59 amBOS-DCA
1h 39mnonstop
JetBlue Logo
11:55 am - 1:28 pmDCA-BOS
1h 33mnonstop
$138JetBlue
Find Deal
Tue, Sep 16 - Tue, Sep 16
Delta Logo
6:05 am - 8:00 amBOS-DCA
1h 55mnonstop
Delta Logo
12:15 pm - 1:57 pmDCA-BOS
1h 42mnonstop
$143Delta
Find Deal
Wed, Sep 10 - Tue, Sep 16
American Airlines Logo
6:00 am - 7:44 amBOS-DCA
1h 44mnonstop
American Airlines Logo
10:49 am - 12:22 pmDCA-BOS
1h 33mnonstop
$153American Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
Delta Logo
9:36 am - 11:28 amBOS-DCA
1h 52mnonstop
Delta Logo
6:00 am - 7:41 amDCA-BOS
1h 41mnonstop
$154Delta
Find Deal
Wed, Sep 17 - Thu, Sep 18
United Airlines Logo
6:00 am - 9:36 amBOS-DCA
3h 36m1 stop
United Airlines Logo
11:10 am - 3:14 pmDCA-BOS
4h 04m1 stop
$157United Airlines
Find Deal
Tue, Sep 2 - Thu, Sep 4
United Airlines Logo
4:23 pm - 8:35 pmBOS-DCA
4h 12m1 stop
United Airlines Logo
11:10 am - 4:28 pmDCA-BOS
5h 18m1 stop
$159United Airlines
Find Deal
Sat, Aug 30 - Mon, Sep 1
American Airlines Logo
7:10 am - 9:05 amBOS-DCA
1h 55mnonstop
American Airlines Logo
8:35 am - 10:28 amDCA-BOS
1h 53mnonstop
$168American Airlines
Find Deal
Fri, Sep 26 - Sun, Sep 28

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
Sep 4
BOS6:00 amBoston Logan Intl
1h 44m
DCA7:44 amWashington, D.C. Reagan-National
Sep 8
DCA10:49 amWashington, D.C. Reagan-National
1h 33m
BOS12:22 pmBoston Logan Intl
$153
Find similar
American Airlines
Sep 26
BOS7:10 amBoston Logan Intl
1h 55m
DCA9:05 amWashington, D.C. Reagan-National
Sep 28
DCA8:35 amWashington, D.C. Reagan-National
1h 53m
BOS10:28 amBoston Logan Intl
$168
Find similar
American Airlines
Dec 30
BOS5:57 amBoston Logan Intl
1h 48m
DCA7:45 amWashington, D.C. Reagan-National
Jan 3
DCA10:00 pmWashington, D.C. Reagan-National
1h 31m
BOS11:31 pmBoston Logan Intl
$172
Find similar

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

Our best JetBlue deals on Boston to Washington, D.C. Reagan-National Airport flight tickets
JetBlue
Sep 4
BOS8:00 amBoston Logan Intl
1h 46m
DCA9:46 amWashington, D.C. Reagan-National
Sep 4
DCA1:35 pmWashington, D.C. Reagan-National
1h 34m
BOS3:09 pmBoston Logan Intl
$109
Find similar
JetBlue
Sep 4
BOS6:30 amBoston Logan Intl
1h 39m
DCA8:09 amWashington, D.C. Reagan-National
Sep 4
DCA11:55 amWashington, D.C. Reagan-National
1h 33m
BOS1:28 pmBoston Logan Intl
$132
Find similar
JetBlue
Sep 4
BOS2:15 pmBoston Logan Intl
1h 46m
DCA4:01 pmWashington, D.C. Reagan-National
Sep 8
DCA7:59 amWashington, D.C. Reagan-National
1h 33m
BOS9:32 amBoston Logan Intl
$136
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 August 14, 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

Thu 9/4

8:00 am-9:46 am

Nonstop1h 46m

Washington, D.C. Reagan-National

Thu 9/4

1:35 pm-3:09 pm

Nonstop1h 34m

$109

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Thu 9/4

6:30 am-8:09 am

Nonstop1h 39m

Washington, D.C. Reagan-National

Thu 9/4

11:55 am-1:28 pm

Nonstop1h 33m

$132

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Thu 9/4

2:15 pm-4:01 pm

Nonstop1h 46m

Washington, D.C. Reagan-National

Mon 9/8

7:59 am-9:32 am

Nonstop1h 33m

$136

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Tue 9/16

6:20 am-7:59 am

Nonstop1h 39m

Washington, D.C. Reagan-National

Tue 9/16

11:55 am-1:28 pm

Nonstop1h 33m

$138

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Wed 9/10

6:05 am-8:00 am

Nonstop1h 55m

Washington, D.C. Reagan-National

Tue 9/16

12:15 pm-1:57 pm

Nonstop1h 42m

$143

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Thu 9/4

6:00 am-7:44 am

Nonstop1h 44m

Washington, D.C. Reagan-National

Mon 9/8

10:49 am-12:22 pm

Nonstop1h 33m

$153

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Wed 9/17

9:36 am-11:28 am

Nonstop1h 52m

Washington, D.C. Reagan-National

Thu 9/18

6:00 am-7:41 am

Nonstop1h 41m

$154

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Tue 9/2

6:00 am-9:36 am

1 stop3h 36m

Washington, D.C. Reagan-National

Thu 9/4

11:10 am-3:14 pm

1 stop4h 04m

$157

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Sat 8/30

4:23 pm-8:35 pm

1 stop4h 12m

Washington, D.C. Reagan-National

Mon 9/1

11:10 am-4:28 pm

1 stop5h 18m

$159

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Fri 9/26

7:10 am-9:05 am

Nonstop1h 55m

Washington, D.C. Reagan-National

Sun 9/28

8:35 am-10:28 am

Nonstop1h 53m

$168

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $204.

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 $252. Flights from Boston to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $304. 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 at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $241. 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 $275.

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 $235 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 August 2025, prices for Boston to Washington, D.C. Reagan-National Airport flights are approximately 1% 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

$69

Fastest flight time

1h 38m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Boston in the past 72 hours is $69. The best round-trip flight deal from Boston to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $109.
The fastest flight from Boston to Washington, D.C. Reagan-National Airport takes 1h 38m
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 38m.

  • 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
8,045 reviews
Search Spirit Airlines flights
DeltaPriceFrom $114Free CancellationRating
8.0
7,980 reviews
Search Delta flights
JetBluePriceFrom $121Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
American AirlinesPriceFrom $146Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $147Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights

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

    Across 48 Delta flights from Boston to Washington, D.C. Reagan-National Airport this week, the average price was $242, with the best Delta deals starting from $114 round-trip. 7,980 users have rated Delta on momondo, with an average score of 8.0/10.

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

    Across 2,914 JetBlue reviews on momondo, the average score is 7.2/10. JetBlue flies from Boston to Washington, D.C. Reagan-National Airport about 33 times each week, with ticket deals ranging from $121 to $225. 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
Arlington
National Harbor
Woodbridge
Tysons
Laurel
Silver Spring
Waldorf
Fredericksburg
Colonial Beach
Manassas
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie
Linthicum Heights
Springfield

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.

An easier way to manage your Washington, D.C. Reagan-National Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/19
Tue 8/26
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.