How many flights depart from Boise to Washington, D.C. on average per week?

5 flights are operational weekly from Boise to Washington, D.C. as of July 2026. The most popular departure day for this route is Fri, with 40% of flights per week taking off on this day.

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 $593.

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

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

What airlines fly to Washington, D.C.?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Washington, D.C. from Boise according to our data. Delta 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 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 airport is the most popular layover for flights between Boise and Washington, D.C.?

Denver (DEN) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

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

Denver (DEN) has the shortest average layover time for this route: 1h 08m.

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 July 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.

$98 Cheap Flights from Boise to Washington, D.C. in 2026

Q: What is the typical price of a round-trip flight between Boise and Washington, D.C.?

Prices are currently low for flights on this route. Typical prices usually range from $370 to $667. The lowest price recently found on this route was $195.

Discover deals from 900+ travel sites with momondo.

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.

3:21 pm - 11:59 pm

BOI

DCA

6h 38m

1 stop

8:40 am - 2:31 pm

DCA

BOI

7h 51m

1 stop

$195American Airlines

Sat, Sep 19 - Tue, Sep 22

12:10 pm - 10:45 pm

BOI

BWI

8h 35m

1 stop

2:00 pm - 8:40 pm

BWI

BOI

8h 40m

1 stop

$196Southwest

Thu, Aug 20 - Thu, Aug 27

2:11 pm - 12:40 am

BOI

IAD

8h 29m

1 stop

6:20 am - 1:29 pm

IAD

BOI

9h 09m

1 stop

$197Delta

Sat, Sep 19 - Sat, Sep 26

2:11 pm - 11:43 pm

BOI

DCA

7h 32m

1 stop

6:59 pm - 11:59 pm

DCA

BOI

7h 00m

1 stop

$197Delta

Sat, Sep 19 - Tue, Sep 22

6:45 pm - 6:20 am

BOI

BWI

9h 35m

1 stop

7:17 pm - 11:59 pm

BWI

BOI

6h 42m

1 stop

$197Delta

Tue, Aug 11 - Tue, Aug 25

10:25 am - 11:25 pm

BOI

BWI

11h 00m

2 stops

2:00 pm - 8:40 pm

BWI

BOI

8h 40m

1 stop

$201Southwest

Thu, Aug 20 - Thu, Aug 27

12:10 pm - 11:55 pm

BOI

DCA

9h 45m

1 stop

7:25 am - 2:10 pm

DCA

BOI

8h 45m

1 stop

$202Southwest

Thu, Aug 13 - Thu, Aug 20

1:24 pm - 9:59 pm

BOI

DCA

6h 35m

1 stop

7:00 am - 12:29 pm

DCA

BOI

7h 29m

1 stop

$242Frontier

Thu, Jul 30 - Thu, Aug 6

5:00 am - 1:30 pm

BOI

IAD

6h 30m

1 stop

5:27 pm - 10:33 pm

IAD

BOI

7h 06m

1 stop

$243United Airlines

Sat, Sep 19 - Sat, Sep 26

7:05 pm - 5:55 am

BOI

IAD

8h 50m

1 stop

6:15 am - 11:28 am

IAD

BOI

7h 13m

1 stop

$265United Airlines

Tue, Aug 11 - Tue, Aug 25

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Delta flights from Boise to Washington, D.C.

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

Delta

Sep 19

BOI2:11 pmBoise Air Term. Gowen Fld

8h 29m

1 stop

IAD12:40 amWashington, D.C. Dulles Intl

Sep 26

IAD6:20 amWashington, D.C. Dulles Intl

9h 09m

1 stop

BOI1:29 pmBoise Air Term. Gowen Fld

$197

Delta

Aug 11

BOI6:45 pmBoise Air Term. Gowen Fld

9h 35m

1 stop

BWI6:20 amBaltimore/Washington

Aug 25

BWI5:36 pmBaltimore/Washington

8h 23m

2 stops

BOI11:59 pmBoise Air Term. Gowen Fld

$202

Delta

Nov 3

BOI1:06 pmBoise Air Term. Gowen Fld

9h 20m

2 stops

BWI12:26 amBaltimore/Washington

Nov 7

BWI7:30 amBaltimore/Washington

10h 44m

2 stops

BOI4:14 pmBoise Air Term. Gowen Fld

$208

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

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

United Airlines

Sep 19

BOI5:00 amBoise Air Term. Gowen Fld

6h 30m

1 stop

IAD1:30 pmWashington, D.C. Dulles Intl

Sep 26

IAD5:27 pmWashington, D.C. Dulles Intl

7h 06m

1 stop

BOI10:33 pmBoise Air Term. Gowen Fld

$243

United Airlines

Aug 11

BOI7:05 pmBoise Air Term. Gowen Fld

8h 50m

1 stop

IAD5:55 amWashington, D.C. Dulles Intl

Aug 25

IAD6:15 amWashington, D.C. Dulles Intl

7h 13m

1 stop

BOI11:28 amBoise Air Term. Gowen Fld

$265

United Airlines

Aug 11

BOI7:05 pmBoise Air Term. Gowen Fld

8h 50m

1 stop

IAD5:55 amWashington, D.C. Dulles Intl

Aug 14

IAD6:15 amWashington, D.C. Dulles Intl

7h 13m

1 stop

BOI11:28 amBoise Air Term. Gowen Fld

$283

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 9/19

3:21 pm-11:59 pm

1 stop6h 38m

Washington, D.C. Reagan-National

Tue 9/22

8:40 am-2:31 pm

1 stop7h 51m

$195

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 8/20

12:10 pm-10:45 pm

1 stop8h 35m

Baltimore/Washington

Thu 8/27

2:00 pm-8:40 pm

1 stop8h 40m

$196

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 9/19

2:11 pm-12:40 am

1 stop8h 29m

Washington, D.C. Dulles Intl

Sat 9/26

6:20 am-1:29 pm

1 stop9h 09m

$197

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 9/19

2:11 pm-11:43 pm

1 stop7h 32m

Washington, D.C. Reagan-National

Tue 9/22

6:59 pm-11:59 pm

1 stop7h 00m

$197

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Tue 8/11

6:45 pm-6:20 am

1 stop9h 35m

Baltimore/Washington

Tue 8/25

7:17 pm-11:59 pm

1 stop6h 42m

$197

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 8/20

10:25 am-11:25 pm

2 stops11h 00m

Baltimore/Washington

Thu 8/27

2:00 pm-8:40 pm

1 stop8h 40m

$201

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 8/13

12:10 pm-11:55 pm

1 stop9h 45m

Washington, D.C. Reagan-National

Thu 8/20

7:25 am-2:10 pm

1 stop8h 45m

$202

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 7/30

1:24 pm-9:59 pm

1 stop6h 35m

Washington, D.C. Reagan-National

Thu 8/6

7:00 am-12:29 pm

1 stop7h 29m

$242

Quickest round-trip

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 9/19

5:00 am-1:30 pm

1 stop6h 30m

Washington, D.C. Dulles Intl

Sat 9/26

5:27 pm-10:33 pm

1 stop7h 06m

$243

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 8/11

7:05 pm-5:55 am

1 stop8h 50m

Washington, D.C. Dulles Intl

Tue 8/25

6:15 am-11:28 am

1 stop7h 13m

$265

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

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Boise and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The month of May is, on average, the cheapest month to fly to Washington, D.C. from Boise, with most prices found around $78. If you’re not able to fly to Washington, D.C. in May, then December is your next best option. Flight prices from Boise to Washington, D.C. during December average around $162.

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	5h 51m
Direct flights	None

The fastest flight from Boise to Washington, D.C. takes 5h 51m

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

Frequently asked questions about flying from Boise to Washington, D.C.

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 5h 51m.
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 July 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 38% of all bookings. The subsequent popular airlines are Southwest at 19%, United Airlines at 17%, and Alaska Airlines at 10%.

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
Delta	PriceFrom $196	Free Cancellation	Rating 7.8 8,458 reviews	Search Delta flights
Alaska Airlines	PriceFrom $245	Free Cancellation	Rating 7.9 12,654 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $277	Free Cancellation	Rating 7.1 11,805 reviews	Search American Airlines flights
United Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 9,979 reviews	Search United Airlines flights
Southwest	PriceFrom $340	Free Cancellation	Rating 7.9 4,251 reviews	Search Southwest flights

Southwest Flights From Boise to Washington, D.C.
The lowest priced Southwest flight from Boise to Washington, D.C. from the last 72 hours was $340. Generally, Southwest has 3 flights on this route every week with an average price of $492. Southwest is rated 7.9/10 by our users.

Alexandria

National Harbor

Arlington

Gettysburg

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Colonial Beach

Towson

Manassas

Silver Spring

Tysons

Springfield

Fairfax

Bethesda

Edgewood

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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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Washington, D.C. Dulles Intl Airport

Cheap flights from Boise to Washington, D.C. from $98

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 8/29. 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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Delta flights from Boise to Washington, D.C.

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

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

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

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

What is the typical price of a round-trip flight between Boise and Washington, D.C.?

What is the cheapest month to fly 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.?

How many flights depart from Boise to Washington, D.C. on average per week?

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

Direct flights

Frequently asked questions about flying from Boise to Washington, D.C.

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

Southwest Flights From Boise to Washington, D.C.

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

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

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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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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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