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Cheap flights from Boston to District of Columbia from $74

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 District of Columbia departing on 1/17. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:30 am - 11:16 am
BOS
-
IAD
1h 46mnonstop
United Airlines Logo
5:20 pm - 6:57 pm
IAD
-
BOS
1h 37mnonstop
$147United Airlines
Wed, Jan 14 - Sat, Jan 17
Delta Logo
11:55 am - 1:53 pm
BOS
-
DCA
1h 58mnonstop
Delta Logo
8:20 am - 10:01 am
DCA
-
BOS
1h 41mnonstop
$147Delta
Sat, Jan 10 - Wed, Jan 14
JetBlue Logo
7:55 pm - 9:45 pm
BOS
-
DCA
1h 50mnonstop
JetBlue Logo
7:45 pm - 9:20 pm
DCA
-
BOS
1h 35mnonstop
$148JetBlue
Sat, Jan 17 - Sun, Jan 18
Multiple Airlines Logo
6:00 am - 4:50 pm
BOS
-
IAD
10h 50m1 stop
Multiple Airlines Logo
6:00 am - 4:19 pm
IAD
-
BOS
10h 19m2 stops
$148Multiple Airlines
Wed, Jan 7 - Thu, Jan 15
JetBlue Logo
8:00 am - 9:51 am
BOS
-
DCA
1h 51mnonstop
JetBlue Logo
6:55 pm - 8:29 pm
DCA
-
BOS
1h 34mnonstop
$151JetBlue
Sat, Jan 17 - Sun, Jan 18
Multiple Airlines Logo
6:00 am - 4:28 pm
BOS
-
IAD
10h 28m1 stop
Multiple Airlines Logo
5:33 pm - 4:19 pm
IAD
-
BOS
22h 46m2 stops
$152Multiple Airlines
Mon, Feb 2 - Mon, Feb 9
Multiple Airlines Logo
6:00 am - 3:27 pm
BOS
-
IAD
9h 27m1 stop
Multiple Airlines Logo
6:00 am - 4:19 pm
IAD
-
BOS
10h 19m2 stops
$153Multiple Airlines
Mon, Jan 12 - Tue, Jan 13
JetBlue Logo
3:15 pm - 5:04 pm
BOS
-
DCA
1h 49mnonstop
JetBlue Logo
7:00 am - 8:32 am
DCA
-
BOS
1h 32mnonstop
$153JetBlue
Sat, Jan 17 - Sun, Jan 18
Delta Logo
11:55 am - 1:53 pm
BOS
-
DCA
1h 58mnonstop
Delta Logo
10:25 am - 12:06 pm
DCA
-
BOS
1h 41mnonstop
$157Delta
Sat, Jan 17 - Sun, Jan 18
United Airlines Logo
10:30 am - 4:25 pm
BOS
-
IAD
5h 55m1 stop
United Airlines Logo
10:12 pm - 11:49 pm
IAD
-
BOS
1h 37mnonstop
$157United Airlines
Wed, Jan 14 - Sat, Jan 17

United Airlines flights from Boston to District of Columbia

Our best United Airlines deals on Boston to District of Columbia flight tickets
United Airlines
Jan 14
BOS7:07 pmBoston Logan Intl
1h 46m
IAD8:53 pmWashington, D.C. Dulles Intl
Jan 17
IAD5:20 pmWashington, D.C. Dulles Intl
1h 37m
BOS6:57 pmBoston Logan Intl
$147
Find similar
United Airlines
Jan 17
BOS9:30 amBoston Logan Intl
1h 46m
IAD11:16 amWashington, D.C. Dulles Intl
Jan 19
IAD9:00 amWashington, D.C. Dulles Intl
1h 36m
BOS10:36 amBoston Logan Intl
$157
Find similar
United Airlines
Jan 11
BOS9:30 amBoston Logan Intl
1h 46m
IAD11:16 amWashington, D.C. Dulles Intl
Jan 14
IAD6:00 amWashington, D.C. Dulles Intl
5h 12m
1 stop
BOS11:12 amBoston Logan Intl
$167
Find similar

Frontier flights from Boston to District of Columbia

Our best Frontier deals on Boston to District of Columbia flight tickets
Frontier
Feb 5
BOS6:00 amBoston Logan Intl
10h 28m
1 stop
IAD4:28 pmWashington, D.C. Dulles Intl
Feb 12
IAD11:44 amWashington, D.C. Dulles Intl
13h 29m
1 stop
BOS1:13 amBoston Logan Intl
$151
Find similar
Frontier
Jan 7
BOS6:00 amBoston Logan Intl
10h 50m
1 stop
IAD4:50 pmWashington, D.C. Dulles Intl
Jan 10
IAD10:03 amWashington, D.C. Dulles Intl
24h 08m
1 stop
BOS10:11 amBoston Logan Intl
$162
Find similar
Frontier
Jan 23
BOS6:00 amBoston Logan Intl
10h 33m
1 stop
IAD4:33 pmWashington, D.C. Dulles Intl
Jan 29
IAD5:37 pmWashington, D.C. Dulles Intl
7h 36m
1 stop
BOS1:13 amBoston Logan Intl
$164
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to District of Columbia 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 22, 2025.
Use the filters below to find and compare flights from Boston to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 1/14

9:30 am-11:16 am

Nonstop1h 46m

Washington, D.C. Dulles Intl

Sat 1/17

5:20 pm-6:57 pm

Nonstop1h 37m

$147

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Sat 1/10

11:55 am-1:53 pm

Nonstop1h 58m

Washington, D.C. Reagan-National

Wed 1/14

8:20 am-10:01 am

Nonstop1h 41m

$147

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Sat 1/17

7:55 pm-9:45 pm

Nonstop1h 50m

Washington, D.C. Reagan-National

Sun 1/18

7:45 pm-9:20 pm

Nonstop1h 35m

$148

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 1/7

6:00 am-4:50 pm

1 stop10h 50m

Washington, D.C. Dulles Intl

Thu 1/15

6:00 am-4:19 pm

2 stops10h 19m

$148

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Sat 1/17

8:00 am-9:51 am

Nonstop1h 51m

Washington, D.C. Reagan-National

Sun 1/18

6:55 pm-8:29 pm

Nonstop1h 34m

$151

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 2/2

6:00 am-4:28 pm

1 stop10h 28m

Washington, D.C. Dulles Intl

Mon 2/9

5:33 pm-4:19 pm

2 stops22h 46m

$152

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 1/12

6:00 am-3:27 pm

1 stop9h 27m

Washington, D.C. Dulles Intl

Tue 1/13

6:00 am-4:19 pm

2 stops10h 19m

$153

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Sat 1/17

3:15 pm-5:04 pm

Nonstop1h 49m

Washington, D.C. Reagan-National

Sun 1/18

7:00 am-8:32 am

Nonstop1h 32m

$153

BostonWashington, D.C.

BOS - DCA

BOSDCA

Boston Logan Intl

Sat 1/17

11:55 am-1:53 pm

Nonstop1h 58m

Washington, D.C. Reagan-National

Sun 1/18

10:25 am-12:06 pm

Nonstop1h 41m

$157

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 1/14

10:30 am-4:25 pm

1 stop5h 55m

Washington, D.C. Dulles Intl

Sat 1/17

10:12 pm-11:49 pm

Nonstop1h 37m

$157

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 District of Columbia from

How to get the cheapest flight ticket from Boston to District of Columbia

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 District of Columbia?

In general, January is the cheapest month to fly from Boston to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $157. If you don’t want to visit District of Columbia in January, then you should wait until February to fly from Boston, when ticket prices are also cheap, with an average price of $178.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Friday when prices can be found for as low as $295. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $387.

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

Flying to District of Columbia from Boston in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $291 when looking at flights departing in the afternoon. Flights to District of Columbia are more costly at noon, with an average ticket price of $409. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Boston Logan Intl to District of Columbia flight route?

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

How far in advance should I book a flight to District of Columbia?

You are more likely to see cheaper flights to District of Columbia from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $278 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Boston for as low as $189 on momondo.

What cabin class options are available on Boston Logan Intl to District of Columbia flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Boston to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to District of Columbia

Best Price Found

$97

Fastest flight time

1h 34m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from Boston in the past 72 hours is $97. The best round-trip flight deal from Boston to District of Columbia found on momondo in the last 72 hours is $173.
The fastest flight from Boston to District of Columbia takes 1h 34m
Direct flights go from Boston to District of Columbia every day.
There are 2 airports in District of Columbia. From Boston there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to District of Columbia?

    Prices for flights from Boston Logan Intl Airport to District of Columbia are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to District of Columbia?

  • How old do you have to be to fly from Boston Logan Intl Airport to District of Columbia?

    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 Boston Logan Intl Airport to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The necessary travel and health documents for your District of Columbia 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 District of Columbia?

Best airlines flying from Boston to District of Columbia

Compare and see reviews for airlines that fly from Boston to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $48Free CancellationRating
6.3
8,193 reviews
Search Spirit Airlines flights
DeltaPriceFrom $84Free CancellationRating
7.9
8,014 reviews
Search Delta flights
JetBluePriceFrom $97Free CancellationRating
7.2
2,895 reviews
Search JetBlue flights
United AirlinesPriceFrom $122Free CancellationRating
7.4
9,102 reviews
Search United Airlines flights
American AirlinesPriceFrom $147Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
SouthwestPriceFrom $162Free CancellationRating
8.0
4,254 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to District of Columbia?

Finding the right flight to District of Columbia 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 District of Columbia quick and easy, saving you time and money.

Can I find flights from Boston to District of Columbia with flexible booking policies on momondo?

momondo does allow users to show only those flights to District of Columbia from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to District of Columbia?

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

I’m not ready to book a flight from Boston to District of Columbia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to District of Columbia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your District of Columbia trip

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