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.

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.

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

6 flights are operational weekly from Boise to Washington, D.C. as of July 2026. The most popular departure day for this route is Mon, with 33% 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.

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.

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.

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

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

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.

$120 Cheap Flights from Boise to Washington, D.C. in 2026

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.

12:59 pm - 9:58 pm

BOI

DCA

6h 59m

1 stop

7:00 am - 12:04 pm

DCA

BOI

7h 04m

1 stop

$240Frontier

Tue, Sep 22 - Tue, Sep 29

12:24 pm - 9:59 pm

BOI

DCA

7h 35m

1 stop

1:59 pm - 11:29 am

DCA

BOI

23h 30m

1 stop

$240Frontier

Thu, Aug 20 - Wed, Aug 26

5:43 pm - 6:21 am

BOI

BWI

10h 38m

1 stop

6:11 pm - 12:11 am

BWI

BOI

8h 00m

1 stop

$291Alaska Airlines

Thu, Dec 10 - Mon, Jan 18

5:30 am - 2:03 pm

BOI

BWI

6h 33m

1 stop

7:15 am - 12:16 pm

BWI

BOI

7h 01m

1 stop

$293Delta

Sat, Oct 31 - Sat, Nov 7

2:55 pm - 11:25 pm

BOI

BWI

6h 30m

1 stop

2:00 pm - 8:40 pm

BWI

BOI

8h 40m

1 stop

$293Southwest

Mon, Aug 24 - Thu, Aug 27

2:55 pm - 11:25 pm

BOI

BWI

6h 30m

1 stop

6:30 am - 10:55 am

BWI

BOI

6h 25m

1 stop

$293Southwest

Mon, Aug 24 - Wed, Aug 26

3:19 pm - 11:59 pm

BOI

BWI

6h 40m

1 stop

3:55 pm - 10:11 pm

BWI

BOI

8h 16m

1 stop

$293American Airlines

Thu, Aug 20 - Thu, Aug 27

3:24 pm - 12:16 am

BOI

BWI

6h 52m

1 stop

7:17 am - 2:33 pm

BWI

BOI

9h 16m

1 stop

$293American Airlines

Thu, Oct 22 - Sat, Oct 24

6:45 pm - 6:20 am

BOI

BWI

9h 35m

1 stop

2:18 pm - 9:57 pm

BWI

BOI

9h 39m

1 stop

$298Delta

Mon, Aug 31 - Thu, Sep 3

4:20 pm - 5:40 am

BOI

IAD

11h 20m

1 stop

5:57 pm - 9:56 am

IAD

BOI

17h 59m

1 stop

$303Alaska Airlines

Sat, Sep 19 - Tue, Sep 22

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

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

United Airlines

Aug 21

BOI12:24 pmBoise Air Term. Gowen Fld

8h 36m

1 stop

BWI11:00 pmBaltimore/Washington

Aug 25

BWI10:25 amBaltimore/Washington

9h 33m

2 stops

BOI5:58 pmBoise Air Term. Gowen Fld

$336

United Airlines

Oct 1

BOI12:26 pmBoise Air Term. Gowen Fld

8h 26m

1 stop

IAD10:52 pmWashington, D.C. Dulles Intl

Oct 7

IAD6:10 amWashington, D.C. Dulles Intl

7h 18m

1 stop

BOI11:28 amBoise Air Term. Gowen Fld

$359

United Airlines

Aug 31

BOI12:24 pmBoise Air Term. Gowen Fld

6h 45m

1 stop

DCA9:09 pmWashington, D.C. Reagan-National

Sep 3

DCA6:30 amWashington, D.C. Reagan-National

6h 58m

1 stop

BOI11:28 amBoise Air Term. Gowen Fld

$371

Delta flights from Boise to Washington, D.C.

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

Delta

Aug 31

BOI6:45 pmBoise Air Term. Gowen Fld

9h 35m

1 stop

BWI6:20 amBaltimore/Washington

Sep 3

BWI2:18 pmBaltimore/Washington

9h 39m

1 stop

BOI9:57 pmBoise Air Term. Gowen Fld

$298

Delta

Aug 24

BOI11:10 pmBoise Air Term. Gowen Fld

8h 09m

1 stop

BWI9:19 amBaltimore/Washington

Aug 29

BWI7:30 amBaltimore/Washington

7h 19m

1 stop

BOI12:49 pmBoise Air Term. Gowen Fld

$303

Delta

Aug 24

BOI6:45 pmBoise Air Term. Gowen Fld

14h 12m

2 stops

BWI10:57 amBaltimore/Washington

Aug 29

BWI7:30 amBaltimore/Washington

7h 19m

1 stop

BOI12:49 pmBoise Air Term. Gowen Fld

$308

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 9/22

12:59 pm-9:58 pm

1 stop6h 59m

Washington, D.C. Reagan-National

Tue 9/29

7:00 am-12:04 pm

1 stop7h 04m

$240

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 8/20

12:24 pm-9:59 pm

1 stop7h 35m

Washington, D.C. Reagan-National

Wed 8/26

1:59 pm-11:29 am

1 stop23h 30m

$240

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 12/10

5:43 pm-6:21 am

1 stop10h 38m

Baltimore/Washington

Mon 1/18

6:11 pm-12:11 am

1 stop8h 00m

$291

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Sat 10/31

5:30 am-2:03 pm

1 stop6h 33m

Baltimore/Washington

Sat 11/7

7:15 am-12:16 pm

1 stop7h 01m

$293

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Mon 8/24

2:55 pm-11:25 pm

1 stop6h 30m

Baltimore/Washington

Thu 8/27

2:00 pm-8:40 pm

1 stop8h 40m

$293

Quickest round-trip

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Mon 8/24

2:55 pm-11:25 pm

1 stop6h 30m

Baltimore/Washington

Wed 8/26

6:30 am-10:55 am

1 stop6h 25m

$293

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 8/20

3:19 pm-11:59 pm

1 stop6h 40m

Baltimore/Washington

Thu 8/27

3:55 pm-10:11 pm

1 stop8h 16m

$293

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 10/22

3:24 pm-12:16 am

1 stop6h 52m

Baltimore/Washington

Sat 10/24

7:17 am-2:33 pm

1 stop9h 16m

$293

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Mon 8/31

6:45 pm-6:20 am

1 stop9h 35m

Baltimore/Washington

Thu 9/3

2:18 pm-9:57 pm

1 stop9h 39m

$298

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 9/19

4:20 pm-5:40 am

1 stop11h 20m

Washington, D.C. Dulles Intl

Tue 9/22

5:57 pm-9:56 am

1 stop17h 59m

$303

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.?

Prices are currently low for flights on this route.

Typical prices usually range from $296 to $465.
The lowest price recently found on this route was $240.

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

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Boise, with most prices found around $380. If you’re not able to fly to Washington, D.C. in February, then May is your next best option. Flight prices from Boise to Washington, D.C. during May average around $394.

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 08m
Direct flights	None

The fastest flight from Boise to Washington, D.C. takes 6h 08m

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 6h 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.
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 35% of all bookings. The subsequent popular airlines are United Airlines at 19%, Southwest at 19%, 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 $176	Free Cancellation	Rating 7.8 8,483 reviews	Search Delta flights
Alaska Airlines	PriceFrom $245	Free Cancellation	Rating 7.9 12,718 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $277	Free Cancellation	Rating 7.1 11,837 reviews	Search American Airlines flights
United Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 10,042 reviews	Search United Airlines flights
Southwest	PriceFrom $336	Free Cancellation	Rating 8.0 4,229 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 $336. Generally, Southwest has 3 flights on this route every week with an average price of $492. Southwest is rated 8.0/10 by our users.

Alexandria

National Harbor

Arlington

Gettysburg

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Manassas

Silver Spring

Towson

Colonial Beach

Springfield

Fairfax

Tysons

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

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Cheap flights from Boise to Washington, D.C. from $120

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 10/6. 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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United Airlines flights from Boise to Washington, D.C.

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

Delta flights from Boise to Washington, D.C.

Our best Delta 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

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

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

Why use momondo?

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

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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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