What airlines fly to Washington, D.C. Dulles Intl Airport?

United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Boise according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 4 different airlines that fly to Washington, D.C. Dulles Intl Airport 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. Dulles Intl?

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

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

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

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

The number of operators available for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. Dulles Intl Airport is 4 as of July 2026.

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

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. Dulles Intl Airport.

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

The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$147 Cheap Flights from Boise to Washington, D.C. Dulles Intl Airport in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $511 to $858. The lowest price recently found on this route was $293.

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.

11:03 am - 8:14 pm

BOI

IAD

7h 11m

1 stop

7:25 am - 3:17 pm

IAD

BOI

9h 52m

1 stop

$293Delta

Sat, Sep 19 - Tue, Sep 22

11:10 pm - 10:04 am

BOI

IAD

8h 54m

1 stop

6:20 am - 1:44 pm

IAD

BOI

9h 24m

1 stop

$317Delta

Fri, Sep 4 - Wed, Sep 9

12:12 pm - 10:52 pm

BOI

IAD

8h 40m

1 stop

6:09 am - 11:16 am

IAD

BOI

7h 07m

1 stop

$325American Airlines

Thu, Aug 20 - Thu, Aug 27

6:44 am - 6:27 pm

BOI

IAD

9h 43m

1 stop

6:09 am - 11:16 am

IAD

BOI

7h 07m

1 stop

$336American Airlines

Wed, Sep 2 - Mon, Sep 7

7:20 am - 6:14 pm

BOI

IAD

8h 54m

1 stop

7:00 am - 3:30 pm

IAD

BOI

10h 30m

1 stop

$337Alaska Airlines

Thu, Sep 10 - Wed, Sep 16

7:05 pm - 5:53 am

BOI

IAD

8h 48m

1 stop

6:15 am - 11:28 am

IAD

BOI

7h 13m

1 stop

$341United Airlines

Fri, Aug 7 - Thu, Aug 13

11:10 pm - 9:10 am

BOI

IAD

8h 00m

1 stop

6:20 am - 1:29 pm

IAD

BOI

9h 09m

1 stop

$343Delta

Mon, Sep 7 - Sat, Sep 19

5:52 pm - 5:40 am

BOI

IAD

9h 48m

1 stop

7:00 am - 3:30 pm

IAD

BOI

10h 30m

1 stop

$346Alaska Airlines

Thu, Sep 17 - Tue, Sep 22

12:12 pm - 10:52 pm

BOI

IAD

8h 40m

1 stop

6:09 am - 11:16 am

IAD

BOI

7h 07m

1 stop

$349American Airlines

Thu, Aug 20 - Sun, Aug 23

7:20 am - 6:14 pm

BOI

IAD

8h 54m

1 stop

7:00 am - 3:30 pm

IAD

BOI

10h 30m

1 stop

$350Alaska Airlines

Thu, Sep 10 - Thu, Sep 17

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American Airlines flights from Boise to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Boise to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines

Aug 20

BOI12:12 pmBoise Air Term. Gowen Fld

8h 40m

1 stop

IAD10:52 pmWashington, D.C. Dulles Intl

Aug 27

IAD6:09 amWashington, D.C. Dulles Intl

7h 07m

1 stop

BOI11:16 amBoise Air Term. Gowen Fld

$325

American Airlines

Sep 2

BOI6:44 amBoise Air Term. Gowen Fld

9h 43m

1 stop

IAD6:27 pmWashington, D.C. Dulles Intl

Sep 7

IAD6:09 amWashington, D.C. Dulles Intl

7h 07m

1 stop

BOI11:16 amBoise Air Term. Gowen Fld

$336

American Airlines

Aug 20

BOI12:12 pmBoise Air Term. Gowen Fld

8h 40m

1 stop

IAD10:52 pmWashington, D.C. Dulles Intl

Aug 23

IAD6:09 amWashington, D.C. Dulles Intl

7h 07m

1 stop

BOI11:16 amBoise Air Term. Gowen Fld

$349

Delta flights from Boise to Washington, D.C. Dulles Intl Airport

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

Delta

Sep 19

BOI11:03 amBoise Air Term. Gowen Fld

7h 11m

1 stop

IAD8:14 pmWashington, D.C. Dulles Intl

Sep 22

IAD7:25 amWashington, D.C. Dulles Intl

9h 52m

1 stop

BOI3:17 pmBoise Air Term. Gowen Fld

$293

Delta

Sep 3

BOI2:53 pmBoise Air Term. Gowen Fld

6h 28m

1 stop

IAD11:21 pmWashington, D.C. Dulles Intl

Sep 6

IAD7:00 amWashington, D.C. Dulles Intl

7h 14m

1 stop

BOI12:14 pmBoise Air Term. Gowen Fld

$313

Delta

Sep 4

BOI11:10 pmBoise Air Term. Gowen Fld

8h 54m

1 stop

IAD10:04 amWashington, D.C. Dulles Intl

Sep 9

IAD6:20 amWashington, D.C. Dulles Intl

9h 24m

1 stop

BOI1:44 pmBoise Air Term. Gowen Fld

$317

momondo Fare Finder

Use the filters below to find and compare flights from Boise to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 9/19

11:03 am-8:14 pm

1 stop7h 11m

Washington, D.C. Dulles Intl

Tue 9/22

7:25 am-3:17 pm

1 stop9h 52m

$293

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 9/4

11:10 pm-10:04 am

1 stop8h 54m

Washington, D.C. Dulles Intl

Wed 9/9

6:20 am-1:44 pm

1 stop9h 24m

$317

Quickest round-trip

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 8/20

12:12 pm-10:52 pm

1 stop8h 40m

Washington, D.C. Dulles Intl

Thu 8/27

6:09 am-11:16 am

1 stop7h 07m

$325

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 9/2

6:44 am-6:27 pm

1 stop9h 43m

Washington, D.C. Dulles Intl

Mon 9/7

6:09 am-11:16 am

1 stop7h 07m

$336

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 9/10

7:20 am-6:14 pm

1 stop8h 54m

Washington, D.C. Dulles Intl

Wed 9/16

7:00 am-3:30 pm

1 stop10h 30m

$337

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 8/7

7:05 pm-5:53 am

1 stop8h 48m

Washington, D.C. Dulles Intl

Thu 8/13

6:15 am-11:28 am

1 stop7h 13m

$341

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Mon 9/7

11:10 pm-9:10 am

1 stop8h 00m

Washington, D.C. Dulles Intl

Sat 9/19

6:20 am-1:29 pm

1 stop9h 09m

$343

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 9/17

5:52 pm-5:40 am

1 stop9h 48m

Washington, D.C. Dulles Intl

Tue 9/22

7:00 am-3:30 pm

1 stop10h 30m

$346

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 8/20

12:12 pm-10:52 pm

1 stop8h 40m

Washington, D.C. Dulles Intl

Sun 8/23

6:09 am-11:16 am

1 stop7h 07m

$349

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 9/10

7:20 am-6:14 pm

1 stop8h 54m

Washington, D.C. Dulles Intl

Thu 9/17

7:00 am-3:30 pm

1 stop10h 30m

$350

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. Dulles Intl 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

Prices

Airlines

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

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

In general, May is the cheapest month to fly from Boise to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $340. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $422.

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

When to book flights from Boise to Washington, D.C. Dulles Intl Airport

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

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

Fastest flight time	6h 13m
Direct flights	None

The fastest flight from Boise to Washington, D.C. Dulles Intl Airport takes 6h 13m

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

Search flight deals

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

How far is Boise Air Term. Gowen Fld to Washington, D.C. Dulles Intl by plane?
A flight from Boise Air Term. Gowen Fld to Washington, D.C. Dulles Intl will travel around 2017.8 mi. In terms of flight time, this usually takes a little over 6h 13m.
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. Dulles Intl Airport are updated daily.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. Dulles Intl Airport?
The number of operators available for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. Dulles Intl Airport is 4 as of July 2026.
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Washington, D.C. Dulles Intl Airport?
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. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Boise to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Boise to Washington, D.C. Dulles Intl Airport is United Airlines, representing 51% of all bookings. The subsequent popular airlines are Alaska Airlines at 19%, Delta at 19%, and Southwest at 10%.

Best airlines flying from Boise to Washington, D.C. Dulles Intl Airport

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $232	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
Alaska Airlines	PriceFrom $245	Free Cancellation	Rating 7.9 12,603 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 9,920 reviews	Search United Airlines flights
Southwest	PriceFrom $340	Free Cancellation	Rating 7.9 4,250 reviews	Search Southwest flights

Alexandria

National Harbor

Arlington

Gettysburg

Winchester

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Colonial Beach

Towson

Manassas

Silver Spring

Sterling

Tysons

Springfield

Bethesda

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?

momondo does allow users to show only those flights to Washington, D.C. from Boise which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Boise and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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Cheap flights from Boise to Washington, D.C. from $147

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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American Airlines flights from Boise to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Boise to Washington, D.C. Dulles Intl Airport flight tickets

Delta flights from Boise to Washington, D.C. Dulles Intl Airport

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

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Use the filters below to find and compare flights from Boise to Washington, D.C. Dulles Intl Airport that are best for you.

See travel insights to Washington, D.C. from

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

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

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

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

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

What airlines fly to Washington, D.C. Dulles Intl Airport?

When to book flights from Boise to Washington, D.C. Dulles Intl Airport

Cheap Boise to Washington, D.C. Dulles Intl Airport (BOI to IAD) flight deals and tips

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

Fastest flight time

Direct flights

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

Best airlines flying from Boise to Washington, D.C. Dulles Intl Airport

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

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

Why use momondo?

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

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