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Cheap flights from Boise to Washington, D.C. from $97

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 9/14. 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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Find the cheapest flights from Boise to Washington, D.C.

Cheap round-trip flights

Logo
12:22 pm - 9:59 pmBOI-DCA
7h 37m1 stop
Logo
5:49 pm - 11:59 pmDCA-BOI
8h 10m1 stop
$219
Find Deal
Thu, Sep 18 - Tue, Sep 23
Logo
12:22 pm - 9:59 pmBOI-DCA
7h 37m1 stop
Logo
5:49 pm - 11:59 pmDCA-BOI
8h 10m1 stop
$220
Find Deal
Thu, Sep 18 - Tue, Sep 23
Frontier Logo
12:22 pm - 9:59 pmBOI-DCA
7h 37m1 stop
Frontier Logo
1:00 pm - 11:37 amDCA-BOI
24h 37m1 stop
$228Frontier
Find Deal
Thu, Sep 18 - Wed, Sep 24
Frontier Logo
12:22 pm - 9:59 pmBOI-DCA
7h 37m1 stop
Frontier Logo
1:00 pm - 11:37 amDCA-BOI
24h 37m1 stop
$238Frontier
Find Deal
Thu, Sep 18 - Wed, Sep 24
American Airlines Logo
1:40 pm - 10:41 pmBOI-DCA
7h 01m1 stop
American Airlines Logo
6:00 am - 1:06 pmDCA-BOI
9h 06m1 stop
$276American Airlines
Find Deal
Tue, Nov 4 - Fri, Nov 7
Delta Logo
5:42 am - 6:59 pmBOI-DCA
11h 17m2 stops
Delta Logo
4:59 pm - 12:08 amDCA-BOI
9h 09m1 stop
$281Delta
Find Deal
Tue, Nov 4 - Fri, Nov 7
American Airlines Logo
1:57 pm - 1:04 amBOI-DCA
9h 07m2 stops
American Airlines Logo
7:29 am - 1:17 pmDCA-BOI
7h 48m1 stop
$283American Airlines
Find Deal
Tue, Sep 9 - Sat, Sep 13
Southwest Logo
8:05 am - 8:45 pmBOI-DCA
10h 40m2 stops
Southwest Logo
3:30 pm - 12:35 amDCA-BOI
11h 05m2 stops
$326Southwest
Find Deal
Tue, Nov 4 - Fri, Nov 7
Delta Logo
3:20 pm - 11:39 pmBOI-DCA
6h 19m1 stop
Delta Logo
6:00 am - 2:15 pmDCA-BOI
10h 15m2 stops
$329Delta
Find Deal
Thu, Sep 18 - Wed, Sep 24
Southwest Logo
11:30 am - 11:40 pmBOI-DCA
10h 10m2 stops
Southwest Logo
4:45 pm - 12:45 amDCA-BOI
10h 00m1 stop
$376Southwest
Find Deal
Fri, Nov 7 - Sun, Nov 9

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
Nov 4
BOI1:40 pmBoise Air Term. Gowen Fld
7h 01m
1 stop
DCA10:41 pmWashington, D.C. Reagan-National
Nov 7
DCA6:00 amWashington, D.C. Reagan-National
9h 06m
1 stop
BOI1:06 pmBoise Air Term. Gowen Fld
$276
Find similar
American Airlines
Sep 9
BOI1:57 pmBoise Air Term. Gowen Fld
9h 07m
2 stops
DCA1:04 amWashington, D.C. Reagan-National
Sep 13
DCA7:29 amWashington, D.C. Reagan-National
7h 48m
1 stop
BOI1:17 pmBoise Air Term. Gowen Fld
$283
Find similar
American Airlines
Sep 9
BOI1:57 pmBoise Air Term. Gowen Fld
9h 07m
2 stops
DCA1:04 amWashington, D.C. Reagan-National
Sep 13
DCA5:00 amWashington, D.C. Reagan-National
10h 17m
2 stops
BOI1:17 pmBoise Air Term. Gowen Fld
$288
Find similar

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

Our best Delta deals on Boise to Washington, D.C. Reagan-National Airport flight tickets
Delta
Nov 4
BOI5:42 amBoise Air Term. Gowen Fld
11h 17m
2 stops
DCA6:59 pmWashington, D.C. Reagan-National
Nov 7
DCA4:59 pmWashington, D.C. Reagan-National
9h 09m
1 stop
BOI12:08 amBoise Air Term. Gowen Fld
$281
Find similar
Delta
Sep 18
BOI3:20 pmBoise Air Term. Gowen Fld
6h 19m
1 stop
DCA11:39 pmWashington, D.C. Reagan-National
Sep 24
DCA6:00 amWashington, D.C. Reagan-National
10h 15m
2 stops
BOI2:15 pmBoise Air Term. Gowen Fld
$329
Find similar
Delta
Oct 7
BOI11:12 amBoise Air Term. Gowen Fld
10h 13m
2 stops
DCA11:25 pmWashington, D.C. Reagan-National
Oct 11
DCA6:00 amWashington, D.C. Reagan-National
10h 02m
2 stops
BOI2:02 pmBoise Air Term. Gowen Fld
$334
Find similar

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 August 18, 2025.
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

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 9/18

12:22 pm-9:59 pm

1 stop7h 37m

Washington, D.C. Reagan-National

Tue 9/23

5:49 pm-11:59 pm

1 stop8h 10m

$219

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 9/18

12:22 pm-9:59 pm

1 stop7h 37m

Washington, D.C. Reagan-National

Tue 9/23

5:49 pm-11:59 pm

1 stop8h 10m

$220

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 9/18

12:22 pm-9:59 pm

1 stop7h 37m

Washington, D.C. Reagan-National

Wed 9/24

1:00 pm-11:37 am

1 stop24h 37m

$228

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 9/18

12:22 pm-9:59 pm

1 stop7h 37m

Washington, D.C. Reagan-National

Wed 9/24

1:00 pm-11:37 am

1 stop24h 37m

$238

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 11/4

1:40 pm-10:41 pm

1 stop7h 01m

Washington, D.C. Reagan-National

Fri 11/7

6:00 am-1:06 pm

1 stop9h 06m

$276

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 11/4

5:42 am-6:59 pm

2 stops11h 17m

Washington, D.C. Reagan-National

Fri 11/7

4:59 pm-12:08 am

1 stop9h 09m

$281

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 9/9

1:57 pm-1:04 am

2 stops9h 07m

Washington, D.C. Reagan-National

Sat 9/13

7:29 am-1:17 pm

1 stop7h 48m

$283

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 11/4

8:05 am-8:45 pm

2 stops10h 40m

Washington, D.C. Reagan-National

Fri 11/7

3:30 pm-12:35 am

2 stops11h 05m

$326

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 9/18

3:20 pm-11:39 pm

1 stop6h 19m

Washington, D.C. Reagan-National

Wed 9/24

6:00 am-2:15 pm

2 stops10h 15m

$329

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Fri 11/7

11:30 am-11:40 pm

2 stops10h 10m

Washington, D.C. Reagan-National

Sun 11/9

4:45 pm-12:45 am

1 stop10h 00m

$376

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

The month of July is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Boise, with most prices found around $427. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of July, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $439.

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

The cheapest day to depart from Boise 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 $532. Flights from Boise to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $699. 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 Boise 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 $453. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $634.

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 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 $508 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 $224 on momondo.

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

As of August 2025, prices for Boise to Washington, D.C. Reagan-National Airport flights are approximately 14% more expensive 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

Best Price Found

$97

Fastest flight time

6h 19m

Direct flights

None
The best one-way flight to Washington, D.C. Reagan-National Airport from Boise in the past 72 hours is $97. The best round-trip flight deal from Boise to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $219.
The fastest flight from Boise to Washington, D.C. Reagan-National Airport takes 6h 19m
There are no direct flights from Boise to Washington, D.C. Reagan-National Airport. Popular non-direct route for this connection is Boise Air Term. Gowen Fld Airport - Washington, D.C. Reagan-National Airport.
Search flight deals

  • 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 19m 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
DeltaPriceFrom $300Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $300Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $329Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $370Free CancellationRating
7.4
8,925 reviews
Search United Airlines flights
SouthwestPriceFrom $403Free CancellationRating
8.0
4,246 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
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 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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