What airlines fly to Washington, D.C.?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Washington, D.C. from Boise according to our data. United Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Boise and Washington, D.C.?

Denver (DEN) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Washington, D.C.?

Delta, Frontier, and American Airlines are the most popular carriers operating from Boise Air Term. Gowen Fld to Washington, D.C.

Which layover airport has the shortest connection time from Boise to Washington, D.C.?

Dallas (DFW) has the shortest average layover time for this route: 1h 00m.

Which layover airport has the shortest travel time from Boise to Washington, D.C.?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 6h 08m.

Which layover airport offers the lowest fares from Boise to Washington, D.C.?

Flights via Denver (DEN) offer the lowest average round-trip price of $467.

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

Prices for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. are updated daily.

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

As of March 2026, there are 5 operators available to choose from for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C..

How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Washington, D.C.?

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 Boise Air Term. Gowen Fld Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$80 Cheap Flights from Boise to Washington, D.C. in 2026

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:22 pm - 9:58 pm

BOI

DCA

6h 36m

1 stop

6:00 pm - 12:30 pm

DCA

BOI

20h 30m

1 stop

$162Frontier

Thu, May 14 - Sat, May 23

1:22 pm - 9:58 pm

BOI

DCA

6h 36m

1 stop

7:00 am - 12:27 pm

DCA

BOI

7h 27m

1 stop

$250Frontier

Tue, May 12 - Tue, May 19

11:53 am - 9:59 pm

BOI

DCA

8h 06m

1 stop

8:59 am - 11:47 pm

DCA

BOI

16h 48m

1 stop

$251Multiple Airlines

Thu, Apr 16 - Tue, Apr 21

6:00 am - 11:40 pm

BOI

IAD

15h 40m

2 stops

5:30 pm - 11:30 pm

IAD

BOI

8h 00m

1 stop

$254Southwest

Tue, Apr 21 - Tue, Apr 28

6:40 am - 3:50 pm

BOI

IAD

7h 10m

1 stop

5:30 pm - 11:30 pm

IAD

BOI

8h 00m

1 stop

$257Southwest

Tue, Apr 21 - Tue, Apr 28

2:18 pm - 12:27 am

BOI

IAD

8h 09m

1 stop

7:00 am - 4:14 pm

IAD

BOI

11h 14m

1 stop

$271Delta

Sat, Apr 25 - Tue, Apr 28

5:40 am - 3:27 pm

BOI

DCA

7h 47m

1 stop

4:39 pm - 12:17 am

DCA

BOI

9h 38m

1 stop

$271Delta

Sat, Apr 25 - Tue, Apr 28

8:11 am - 8:00 pm

BOI

DCA

9h 49m

1 stop

9:59 am - 11:01 pm

DCA

BOI

15h 02m

1 stop

$291Alaska Airlines

Wed, Apr 29 - Wed, May 6

6:32 am - 5:22 pm

BOI

IAD

8h 50m

1 stop

7:00 am - 3:29 pm

IAD

BOI

10h 29m

1 stop

$311Alaska Airlines

Tue, Apr 14 - Wed, Apr 15

2:37 pm - 11:24 pm

BOI

BWI

6h 47m

1 stop

6:15 am - 4:48 pm

BWI

BOI

12h 33m

2 stops

$332United Airlines

Sat, Apr 25 - Sat, May 2

Alaska Airlines flights from Boise to Washington, D.C.

Our best Alaska Airlines deals on Boise to Washington, D.C. flight tickets

Alaska Airlines

Apr 29

BOI8:11 amBoise Air Term. Gowen Fld

9h 49m

1 stop

DCA8:00 pmWashington, D.C. Reagan-National

May 6

DCA9:59 amWashington, D.C. Reagan-National

15h 02m

1 stop

BOI11:01 pmBoise Air Term. Gowen Fld

$291

Alaska Airlines

Apr 14

BOI6:32 amBoise Air Term. Gowen Fld

8h 50m

1 stop

IAD5:22 pmWashington, D.C. Dulles Intl

Apr 15

IAD7:00 amWashington, D.C. Dulles Intl

10h 29m

1 stop

BOI3:29 pmBoise Air Term. Gowen Fld

$311

Alaska Airlines

Apr 30

BOI7:20 pmBoise Air Term. Gowen Fld

8h 30m

1 stop

IAD5:50 amWashington, D.C. Dulles Intl

May 6

IAD9:00 amWashington, D.C. Dulles Intl

8h 33m

1 stop

BOI3:33 pmBoise Air Term. Gowen Fld

$325

Southwest flights from Boise to Washington, D.C.

Our best Southwest deals on Boise to Washington, D.C. flight tickets

Southwest

Apr 21

BOI6:00 amBoise Air Term. Gowen Fld

15h 40m

2 stops

IAD11:40 pmWashington, D.C. Dulles Intl

Apr 28

IAD5:30 pmWashington, D.C. Dulles Intl

8h 00m

1 stop

BOI11:30 pmBoise Air Term. Gowen Fld

$254

Southwest

Apr 21

BOI6:40 amBoise Air Term. Gowen Fld

7h 10m

1 stop

IAD3:50 pmWashington, D.C. Dulles Intl

Apr 28

IAD5:30 pmWashington, D.C. Dulles Intl

8h 00m

1 stop

BOI11:30 pmBoise Air Term. Gowen Fld

$257

Southwest

Apr 21

BOI6:00 amBoise Air Term. Gowen Fld

15h 40m

2 stops

IAD11:40 pmWashington, D.C. Dulles Intl

Apr 28

IAD4:30 pmWashington, D.C. Dulles Intl

9h 55m

2 stops

BOI12:25 amBoise Air Term. Gowen Fld

$259

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 5/14

1:22 pm-9:58 pm

1 stop6h 36m

Washington, D.C. Reagan-National

Sat 5/23

6:00 pm-12:30 pm

1 stop20h 30m

$162

Quickest round-trip

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 5/12

1:22 pm-9:58 pm

1 stop6h 36m

Washington, D.C. Reagan-National

Tue 5/19

7:00 am-12:27 pm

1 stop7h 27m

$250

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 4/16

11:53 am-9:59 pm

1 stop8h 06m

Washington, D.C. Reagan-National

Tue 4/21

8:59 am-11:47 pm

1 stop16h 48m

$251

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 4/21

6:00 am-11:40 pm

2 stops15h 40m

Washington, D.C. Dulles Intl

Tue 4/28

5:30 pm-11:30 pm

1 stop8h 00m

$254

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 4/21

6:40 am-3:50 pm

1 stop7h 10m

Washington, D.C. Dulles Intl

Tue 4/28

5:30 pm-11:30 pm

1 stop8h 00m

$257

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 4/25

2:18 pm-12:27 am

1 stop8h 09m

Washington, D.C. Dulles Intl

Tue 4/28

7:00 am-4:14 pm

1 stop11h 14m

$271

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 4/25

5:40 am-3:27 pm

1 stop7h 47m

Washington, D.C. Reagan-National

Tue 4/28

4:39 pm-12:17 am

1 stop9h 38m

$271

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 4/29

8:11 am-8:00 pm

1 stop9h 49m

Washington, D.C. Reagan-National

Wed 5/6

9:59 am-11:01 pm

1 stop15h 02m

$291

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 4/14

6:32 am-5:22 pm

1 stop8h 50m

Washington, D.C. Dulles Intl

Wed 4/15

7:00 am-3:29 pm

1 stop10h 29m

$311

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Sat 4/25

2:37 pm-11:24 pm

1 stop6h 47m

Baltimore/Washington

Sat 5/2

6:15 am-4:48 pm

2 stops12h 33m

$332

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boise to Washington, D.C.

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

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How have Boise to Washington, D.C. flight prices changed over time?

When to book flights from Boise to Washington, D.C.

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

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

Fastest flight time	6h 03m
Direct flights	None

The fastest flight from Boise to Washington, D.C. takes 6h 03m

There are no direct flights from Boise to Washington, D.C.. There are no popular flight routes from Boise to Washington, D.C..

Search flight deals

How far is Boise Air Term. Gowen Fld to Washington, D.C. by plane?
There are 2039.5 mi between Boise Air Term. Gowen Fld and Washington, D.C.. A reasonable flight in good conditions will take 6h 03m.
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C.?
Prices for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. are updated daily.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C.?
As of March 2026, there are 5 operators available to choose from for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C..
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Washington, D.C.?
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 Boise Air Term. Gowen Fld Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Boise to Washington, D.C.?
momondo data reveals that the most frequently booked airline on the route from Boise to Washington, D.C. is Delta, representing 45% of all bookings. The subsequent popular airlines are Southwest at 18%, United Airlines at 17%, and Alaska Airlines at 13%.

Best airlines flying from Boise to Washington, D.C.

Compare and see reviews for airlines that fly from Boise to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $141	Free Cancellation	Rating 7.9 12,098 reviews	Search Alaska Airlines flights
Delta	PriceFrom $232	Free Cancellation	Rating 7.9 8,319 reviews	Search Delta flights
United Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 9,462 reviews	Search United Airlines flights
American Airlines	PriceFrom $300	Free Cancellation	Rating 7.1 11,488 reviews	Search American Airlines flights
Southwest	PriceFrom $336	Free Cancellation	Rating 8.0 4,324 reviews	Search Southwest flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Colonial Beach

Gaithersburg

Towson

Silver Spring

Fredericksburg

Rockville

Tysons

Manassas

Linthicum Heights

Springfield

Bethesda

Fairfax

College Park

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Boise.

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

All flight searches from Boise to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boise to Washington, D.C..

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

Yes. momondo can track prices for Boise to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Boise to Washington, D.C. from $80

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 5/21. 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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Alaska Airlines flights from Boise to Washington, D.C.

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How to get the cheapest flight ticket from Boise to Washington, D.C.

How have Boise to Washington, D.C. flight prices changed over time?

What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Washington, D.C.?

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Boise and Washington, D.C.?

Which layover airport offers the lowest fares from Boise to Washington, D.C.?

Which layover airport has the shortest travel time from Boise to Washington, D.C.?

Which layover airport has the shortest connection time from Boise to Washington, D.C.?

When to book flights from Boise to Washington, D.C.

Cheap Boise to Washington, D.C. (BOI to WAS) flight deals and tips

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

Fastest flight time

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Best airlines flying from Boise to Washington, D.C.

Compare and see reviews for airlines that fly from Boise to Washington, D.C. with momondo

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

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An easier way to manage your Washington, D.C. 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.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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