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Cheap flights from Boise to Washington, D.C. from $132

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Washington, D.C. departing on 7/14. 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 Boise to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
1:25 pm - 9:59 pm
BOI
-
DCA
6h 34m
1 stop
Frontier Logo
7:00 am - 12:29 pm
DCA
-
BOI
7h 29m
1 stop
$223Frontier
Do, Aug 6 - So, Aug 9
American Airlines Logo
1:18 pm - 10:54 pm
BOI
-
DCA
7h 36m
1 stop
American Airlines Logo
5:30 pm - 11:32 pm
DCA
-
BOI
8h 02m
1 stop
$263American Airlines
Sa, Sep 19 - Di, Sep 22
Frontier Logo
12:59 pm - 9:58 pm
BOI
-
DCA
6h 59m
1 stop
Frontier Logo
7:00 am - 12:04 pm
DCA
-
BOI
7h 04m
1 stop
$269Frontier
So, Okt 4 - Di, Okt 6
Frontier Logo
1:25 pm - 12:51 pm
BOI
-
DCA
21h 26m
1 stop
Frontier Logo
1:59 pm - 12:29 pm
DCA
-
BOI
24h 30m
1 stop
$294Frontier
So, Aug 2 - Mo, Aug 10
Delta Logo
11:30 pm - 9:13 am
BOI
-
DCA
7h 43m
1 stop
Delta Logo
4:40 pm - 11:59 pm
DCA
-
BOI
9h 19m
1 stop
$297Delta
Fr, Sep 25 - Do, Okt 1
Delta Logo
11:42 pm - 9:16 am
BOI
-
DCA
7h 34m
1 stop
Delta Logo
4:45 pm - 10:58 pm
DCA
-
BOI
8h 13m
1 stop
$311Delta
Do, Jul 9 - Di, Jul 14
American Airlines Logo
3:12 pm - 11:59 pm
BOI
-
DCA
6h 47m
1 stop
American Airlines Logo
7:35 am - 2:22 pm
DCA
-
BOI
8h 47m
1 stop
$314American Airlines
Sa, Jun 27 - Sa, Jul 4
American Airlines Logo
3:12 pm - 11:59 pm
BOI
-
DCA
6h 47m
1 stop
American Airlines Logo
7:35 am - 2:20 pm
DCA
-
BOI
8h 45m
1 stop
$315American Airlines
Di, Jun 30 - Di, Jul 7
Delta Logo
2:04 pm - 11:44 pm
BOI
-
DCA
7h 40m
1 stop
Delta Logo
6:00 am - 1:51 pm
DCA
-
BOI
9h 51m
1 stop
$321Delta
Do, Jun 25 - Sa, Jul 4
Delta Logo
11:30 pm - 10:56 am
BOI
-
DCA
9h 26m
1 stop
Delta Logo
4:40 pm - 11:59 pm
DCA
-
BOI
9h 19m
1 stop
$322Delta
Fr, Sep 25 - Do, Okt 1

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

Our best American Airlines deals on Boise to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Sep 19
BOI1:18 pmBoise Air Term. Gowen Fld
7h 36m
1 stop
DCA10:54 pmWashington, D.C. Reagan-National
Sep 22
DCA5:30 pmWashington, D.C. Reagan-National
8h 02m
1 stop
BOI11:32 pmBoise Air Term. Gowen Fld
$263
American Airlines
Jun 27
BOI3:12 pmBoise Air Term. Gowen Fld
6h 47m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
Jul 4
DCA7:35 amWashington, D.C. Reagan-National
8h 47m
1 stop
BOI2:22 pmBoise Air Term. Gowen Fld
$314
American Airlines
Jun 30
BOI3:12 pmBoise Air Term. Gowen Fld
6h 47m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
Jul 7
DCA7:35 amWashington, D.C. Reagan-National
8h 45m
1 stop
BOI2:20 pmBoise Air Term. Gowen Fld
$315

Alaska Airlines flights from Boise to Washington, D.C. Reagan-National Airport

Our best Alaska Airlines deals on Boise to Washington, D.C. Reagan-National Airport flight tickets
Alaska Airlines
Nov 4
BOI7:00 amBoise Air Term. Gowen Fld
11h 00m
1 stop
DCA8:00 pmWashington, D.C. Reagan-National
Nov 7
DCA8:00 amWashington, D.C. Reagan-National
9h 27m
1 stop
BOI3:27 pmBoise Air Term. Gowen Fld
$331
Alaska Airlines
Nov 4
BOI7:00 amBoise Air Term. Gowen Fld
11h 00m
1 stop
DCA8:00 pmWashington, D.C. Reagan-National
Nov 7
DCA8:00 amWashington, D.C. Reagan-National
8h 27m
1 stop
BOI2:27 pmBoise Air Term. Gowen Fld
$337
Alaska Airlines
Sep 9
BOI7:05 amBoise Air Term. Gowen Fld
10h 55m
1 stop
DCA8:00 pmWashington, D.C. Reagan-National
Sep 12
DCA10:59 amWashington, D.C. Reagan-National
11h 21m
1 stop
BOI8:20 pmBoise Air Term. Gowen Fld
$359

momondo Fare Finder

 
Customize your flight search to find flights from Boise 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 Mai 22, 2026.
Use the filters below to find and compare flights from Boise to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Do 8/6

1:25 pm-9:59 pm

1 stop6h 34m

Washington, D.C. Reagan-National

So 8/9

7:00 am-12:29 pm

1 stop7h 29m

$223

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sa 9/19

1:18 pm-10:54 pm

1 stop7h 36m

Washington, D.C. Reagan-National

Di 9/22

5:30 pm-11:32 pm

1 stop8h 02m

$263

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

So 10/4

12:59 pm-9:58 pm

1 stop6h 59m

Washington, D.C. Reagan-National

Di 10/6

7:00 am-12:04 pm

1 stop7h 04m

$269

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

So 8/2

1:25 pm-12:51 pm

1 stop21h 26m

Washington, D.C. Reagan-National

Mo 8/10

1:59 pm-12:29 pm

1 stop24h 30m

$294

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Fr 9/25

11:30 pm-9:13 am

1 stop7h 43m

Washington, D.C. Reagan-National

Do 10/1

4:40 pm-11:59 pm

1 stop9h 19m

$297

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Do 7/9

11:42 pm-9:16 am

1 stop7h 34m

Washington, D.C. Reagan-National

Di 7/14

4:45 pm-10:58 pm

1 stop8h 13m

$311

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sa 6/27

3:12 pm-11:59 pm

1 stop6h 47m

Washington, D.C. Reagan-National

Sa 7/4

7:35 am-2:22 pm

1 stop8h 47m

$314

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Di 6/30

3:12 pm-11:59 pm

1 stop6h 47m

Washington, D.C. Reagan-National

Di 7/7

7:35 am-2:20 pm

1 stop8h 45m

$315

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Do 6/25

2:04 pm-11:44 pm

1 stop7h 40m

Washington, D.C. Reagan-National

Sa 7/4

6:00 am-1:51 pm

1 stop9h 51m

$321

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Fr 9/25

11:30 pm-10:56 am

1 stop9h 26m

Washington, D.C. Reagan-National

Do 10/1

4:40 pm-11:59 pm

1 stop9h 19m

$322

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 Boise 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 typical price of a round-trip flight between Boise and Washington, D.C. Reagan-National Airport?

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of February is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Boise, with most prices found around $380. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $410.

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Boise 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 $531 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 Boise for as low as $214 on momondo.

How have Boise to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of May 2026, prices for Boise to Washington, D.C. Reagan-National Airport flights are approximately 54% cheaper when compared to flights at the same time last year.

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

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

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

Fastest flight time

6h 33m

Direct flights

None
The fastest flight from Boise to Washington, D.C. Reagan-National Airport takes 6h 33m
There are no direct flights from Boise to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Boise to Washington, D.C. Reagan-National Airport.
Search flight deals

Frequently asked questions about flying from Boise to Washington, D.C. Reagan-National Airport

  • How far is Boise Air Term. Gowen Fld to Washington, D.C. Reagan-National by plane?

    Washington, D.C. Reagan-National is 2040.8 mi away from Boise Air Term. Gowen Fld. Typically, this will take 6h 33m by plane in normal conditions.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. Reagan-National Airport refresh daily.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. Reagan-National Airport?

  • How old do you have to be to fly from Boise Air Term. Gowen Fld 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 Boise Air Term. Gowen Fld 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 travel and health documents you'll need for your trip to Washington, D.C. Reagan-National 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 Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Compare and see reviews for airlines that fly from Boise to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $78Free CancellationRating
5.6
2,944 reviews
Search Frontier flights
American AirlinesPriceFrom $262Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights
DeltaPriceFrom $287Free CancellationRating
7.9
8,449 reviews
Search Delta flights
United AirlinesPriceFrom $327Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights
SouthwestPriceFrom $355Free CancellationRating
7.9
4,277 reviews
Search Southwest flights

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

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boise to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Boise to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

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

Of course. momondo tracks the price of Boise to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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