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.

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.

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

Frontier, Delta, and Southwest 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 35% 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.

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 August 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.

$82 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.

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2:50 pm - 6:20 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl

13h 30m1 stop Las Vegas Harry Reid Intl

6:00 am - 1:55 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld

9h 55m1 stop Las Vegas Harry Reid Intl

$152Frontier

Fri, Sep 18 - Mon, Sep 21

2:50 pm - 6:20 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl

13h 30m1 stop Las Vegas Harry Reid Intl

6:00 am - 1:55 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld

9h 55m1 stop Las Vegas Harry Reid Intl

$154Frontier

Fri, Sep 25 - Mon, Sep 28

1:38 pm - 11:44 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

8h 06m1 stop Atlanta Hartsfield-Jackson

4:45 pm - 11:50 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

9h 05m1 stop Seattle/Tacoma Intl

$201Delta

Mon, Nov 9 - Mon, Nov 16

1:40 pm - 11:48 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

8h 08m1 stop Atlanta Hartsfield-Jackson

7:45 am - 12:33 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

6h 48m1 stop Minneapolis St Paul

$201Delta

Sat, Nov 7 - Tue, Nov 17

3:21 pm - 11:59 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

6h 38m1 stop Chicago O'Hare Intl

5:00 am - 1:00 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

10h 00m1 stop Dallas/Fort Worth

$201American Airlines

Tue, Sep 22 - Tue, Sep 29

3:24 pm - 11:59 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

6h 35m1 stop Chicago O'Hare Intl

7:45 am - 2:33 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

8h 48m1 stop Chicago O'Hare Intl

$201American Airlines

Wed, Oct 14 - Tue, Oct 20

6:20 am - 4:45 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

8h 25m1 stop Las Vegas Harry Reid Intl

4:00 pm - 10:30 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

8h 30m2 stops Omaha Eppley Airfield Denver Intl

$206Southwest

Tue, Nov 10 - Tue, Nov 17

1:05 pm - 9:45 pmBOI Boise Air Term. Gowen Fld-BWI Baltimore/Washington

6h 40m1 stop Denver Intl

2:55 pm - 10:30 pmBWI Baltimore/Washington-BOI Boise Air Term. Gowen Fld

9h 35m2 stops Nashville Intl Denver Intl

$206Southwest

Tue, Nov 10 - Tue, Nov 17

11:52 am - 10:19 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl

8h 27m1 stop San Francisco

5:26 pm - 10:40 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld

7h 14m1 stop Denver Intl

$237United Airlines

Thu, Sep 3 - Sat, Sep 12

7:05 pm - 5:55 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl

8h 50m1 stop San Francisco

6:10 am - 11:28 amIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld

7h 18m1 stop Chicago O'Hare Intl

$237United Airlines

Tue, Sep 22 - Tue, Sep 29

Cheap last minute flights

Enter your travel dates to find the best prices.

12:24 pm - 12:51 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

22h 27m1 stop Denver Intl

1:59 pm - 11:29 amDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

23h 30m1 stop Denver Intl

$254Frontier

Thu, Aug 20 - Wed, Aug 26

11:10 pm - 9:10 amBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

8h 00m1 stop Atlanta Hartsfield-Jackson

6:05 am - 1:42 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

9h 37m1 stop Minneapolis St Paul

$363Delta

Fri, Aug 21 - Mon, Aug 24

12:24 pm - 9:20 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl

6h 56m1 stop Chicago O'Hare Intl

5:15 pm - 10:53 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld

7h 38m1 stop Chicago O'Hare Intl

$363United Airlines

Fri, Aug 21 - Mon, Aug 24

12:12 pm - 11:58 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

9h 46m1 stop Dallas/Fort Worth

5:00 am - 11:16 amDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

8h 16m1 stop Dallas/Fort Worth

$363American Airlines

Fri, Aug 21 - Mon, Aug 24

12:12 pm - 11:58 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

9h 46m1 stop Dallas/Fort Worth

7:35 am - 2:29 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

8h 54m1 stop Chicago O'Hare Intl

$363American Airlines

Fri, Aug 21 - Mon, Aug 24

11:10 pm - 10:04 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl

8h 54m1 stop Atlanta Hartsfield-Jackson

3:03 pm - 9:57 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld

8h 54m1 stop Atlanta Hartsfield-Jackson

$363Delta

Fri, Aug 21 - Mon, Aug 24

11:30 am - 10:30 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

9h 00m2 stops Denver Intl Nashville Intl

4:35 pm - 11:35 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

9h 00m2 stops Nashville Intl Las Vegas Harry Reid Intl

$481Southwest

Fri, Aug 21 - Mon, Aug 24

12:10 pm - 11:55 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

9h 45m1 stop Chicago Midway

4:35 pm - 11:35 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

9h 00m2 stops Nashville Intl Las Vegas Harry Reid Intl

$482Southwest

Fri, Aug 21 - Mon, Aug 24

6:15 am - 5:40 pmBOI Boise Air Term. Gowen Fld-BWI Baltimore/Washington

9h 25m1 stop San Francisco

8:00 am - 3:31 pmBWI Baltimore/Washington-BOI Boise Air Term. Gowen Fld

9h 31m1 stop San Francisco

$655United Airlines

Tue, Aug 18 - Thu, Aug 20

6:00 am - 8:00 pmBOI Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National

12h 00m2 stops Portland Los Angeles

7:00 am - 12:29 pmDCA Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld

7h 29m1 stop Denver Intl

$789Multiple Airlines

Fri, Aug 21 - Tue, Aug 25

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Frontier flights from Boise to Washington, D.C.

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

Frontier

Sep 18

BOI2:50 pmBoise Air Term. Gowen Fld

13h 30m

1 stop

IAD6:20 amWashington, D.C. Dulles Intl

Sep 21

IAD6:00 amWashington, D.C. Dulles Intl

9h 55m

1 stop

BOI1:55 pmBoise Air Term. Gowen Fld

$152

Frontier

Sep 25

BOI2:50 pmBoise Air Term. Gowen Fld

13h 30m

1 stop

IAD6:20 amWashington, D.C. Dulles Intl

Sep 28

IAD6:00 amWashington, D.C. Dulles Intl

9h 55m

1 stop

BOI1:55 pmBoise Air Term. Gowen Fld

$154

Frontier

Sep 1

BOI1:24 pmBoise Air Term. Gowen Fld

6h 35m

1 stop

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

Sep 2

DCA1:59 pmWashington, D.C. Reagan-National

23h 30m

1 stop

BOI11:29 amBoise Air Term. Gowen Fld

$162

Delta flights from Boise to Washington, D.C.

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

Delta

Nov 7

BOI11:32 amBoise Air Term. Gowen Fld

6h 37m

1 stop

IAD8:09 pmWashington, D.C. Dulles Intl

Nov 14

IAD2:30 pmWashington, D.C. Dulles Intl

7h 51m

1 stop

BOI8:21 pmBoise Air Term. Gowen Fld

$201

Delta

Oct 20

BOI6:50 pmBoise Air Term. Gowen Fld

12h 26m

2 stops

BWI9:16 amBaltimore/Washington

Oct 26

BWI2:01 pmBaltimore/Washington

11h 58m

2 stops

BOI11:59 pmBoise Air Term. Gowen Fld

$212

Delta

Nov 13

BOI1:13 pmBoise Air Term. Gowen Fld

8h 24m

1 stop

IAD11:37 pmWashington, D.C. Dulles Intl

Nov 16

IAD6:58 pmWashington, D.C. Dulles Intl

6h 58m

1 stop

BOI11:56 pmBoise Air Term. Gowen Fld

$226

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseWashington, D.C.

BOI Boise Air Term. Gowen Fld - IAD Washington, D.C. Dulles Intl

BOIIAD

Boise Air Term. Gowen Fld

Fri 9/18

2:50 pm-6:20 am

1 stop13h 30m

Washington, D.C. Dulles Intl

Mon 9/21

6:00 am-1:55 pm

1 stop9h 55m

$152

BoiseWashington, D.C.

BOI Boise Air Term. Gowen Fld - IAD Washington, D.C. Dulles Intl

BOIIAD

Boise Air Term. Gowen Fld

Fri 9/25

2:50 pm-6:20 am

1 stop13h 30m

Washington, D.C. Dulles Intl

Mon 9/28

6:00 am-1:55 pm

1 stop9h 55m

$154

BoiseWashington, D.C.

BOI Boise Air Term. Gowen Fld - DCA Washington, D.C. Reagan-National

BOIDCA

Boise Air Term. Gowen Fld

Mon 11/9

1:38 pm-11:44 pm

1 stop8h 06m

Washington, D.C. Reagan-National

Mon 11/16

4:45 pm-11:50 pm

1 stop9h 05m

$201

Quickest round-trip

BoiseWashington, D.C.

BOI Boise Air Term. Gowen Fld - DCA Washington, D.C. Reagan-National

BOIDCA

Boise Air Term. Gowen Fld

Sat 11/7

1:40 pm-11:48 pm

1 stop8h 08m

Washington, D.C. Reagan-National

Tue 11/17

7:45 am-12:33 pm

1 stop6h 48m

$201

BoiseWashington, D.C.

BOI Boise Air Term. Gowen Fld - DCA Washington, D.C. Reagan-National

BOIDCA

Boise Air Term. Gowen Fld

Tue 9/22

3:21 pm-11:59 pm

1 stop6h 38m

Washington, D.C. Reagan-National

Tue 9/29

5:00 am-1:00 pm

1 stop10h 00m

$201

BoiseWashington, D.C.

BOI Boise Air Term. Gowen Fld - DCA Washington, D.C. Reagan-National

BOIDCA

Boise Air Term. Gowen Fld

Wed 10/14

3:24 pm-11:59 pm

1 stop6h 35m

Washington, D.C. Reagan-National

Tue 10/20

7:45 am-2:33 pm

1 stop8h 48m

$201

BoiseWashington, D.C.

BOI Boise Air Term. Gowen Fld - DCA Washington, D.C. Reagan-National

BOIDCA

Boise Air Term. Gowen Fld

Tue 11/10

6:20 am-4:45 pm

1 stop8h 25m

Washington, D.C. Reagan-National

Tue 11/17

4:00 pm-10:30 pm

2 stops8h 30m

$206

BoiseBaltimore

BOI Boise Air Term. Gowen Fld - BWI Baltimore/Washington

BOIBWI

Boise Air Term. Gowen Fld

Tue 11/10

1:05 pm-9:45 pm

1 stop6h 40m

Baltimore/Washington

Tue 11/17

2:55 pm-10:30 pm

2 stops9h 35m

$206

BoiseWashington, D.C.

BOI Boise Air Term. Gowen Fld - IAD Washington, D.C. Dulles Intl

BOIIAD

Boise Air Term. Gowen Fld

Thu 9/3

11:52 am-10:19 pm

1 stop8h 27m

Washington, D.C. Dulles Intl

Sat 9/12

5:26 pm-10:40 pm

1 stop7h 14m

$237

BoiseWashington, D.C.

BOI Boise Air Term. Gowen Fld - IAD Washington, D.C. Dulles Intl

BOIIAD

Boise Air Term. Gowen Fld

Tue 9/22

7:05 pm-5:55 am

1 stop8h 50m

Washington, D.C. Dulles Intl

Tue 9/29

6:10 am-11:28 am

1 stop7h 18m

$237

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

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 $440.
The lowest price recently found on this route was $152.

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 17m
Direct flights	None

The fastest flight from Boise to Washington, D.C. takes 6h 17m

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 17m.
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 August 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 21%, Southwest at 18%, 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 8,502 reviews	Search Delta flights
Alaska Airlines	PriceFrom $245	Free Cancellation	Rating 7.9 12,808 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 10,105 reviews	Search United Airlines flights
American Airlines	PriceFrom $296	Free Cancellation	Rating 7.1 11,947 reviews	Search American Airlines flights
Southwest	PriceFrom $336	Free Cancellation	Rating 8.0 4,217 reviews	Search Southwest flights

Alexandria

National Harbor

Arlington

Gettysburg

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Silver Spring

Towson

Colonial Beach

Springfield

Fairfax

Tysons

Edgewood

Glen Burnie

College Park

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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.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Boise to Washington, D.C. from $82

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 10/1. 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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Frontier flights from Boise to Washington, D.C.

Our best Frontier 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.?

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.?

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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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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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