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$97+ Cheap flights from District of Columbia to Boise (BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BOI
Jan 26 — Feb 21
Mon 1/26
Mon 2/2
1 adult, Economy
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Cheap flight deals from District of Columbia to Boise

Cheapest flights from District of Columbia to Boise
Explore the most affordable flight options available from District of Columbia to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 27, 2025.

This Southwest deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:35 pmDCA - BOI
1 stop10h 50mSouthwest
Fri 1/26:15 amBOI - DCA
1 stop8h 30mSouthwest
Deal found 12/24$1,018

Find flight deals from District of Columbia to Boise

Keep the following information in mind while searching for District of Columbia to Boise flight deals. Data was last updated December 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$161
(Kiwi.com)

One-way from

$97
(Trip.com)

Popular in

December

Cheapest in

April

Average price

$687
Provider with most accurate pricing for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flights.
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From District of Columbia to Boise Air Term. Gowen Fld
Search Deals
One-way flight from District of Columbia to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 27, 2025.
Use the filters below to find and compare flights from District of Columbia to Boise that are best for you.

Fly from

District of Columbia

Fly to

Boise

Route

Depart

Return

Price

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Sun 1/25

2:00 pm-11:12 am

1 stop23h 12m

Boise Air Term. Gowen Fld

Fri 1/30

12:07 pm-1:02 pm

1 stop22h 55m

$172

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Sun 1/25

6:00 pm-9:20 am

2 stops17h 20m

Boise Air Term. Gowen Fld

Fri 1/30

12:07 pm-1:02 pm

1 stop22h 55m

$241

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 1/24

7:30 am-9:58 pm

1 stop16h 28m

Boise Air Term. Gowen Fld

Fri 1/30

1:40 pm-11:10 pm

1 stop7h 30m

$287

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 1/24

6:04 pm-12:51 pm

1 stop20h 47m

Boise Air Term. Gowen Fld

Wed 1/28

3:43 pm-4:26 pm

1 stop22h 43m

$287

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 1/17

7:30 am-4:17 pm

1 stop10h 47m

Boise Air Term. Gowen Fld

Wed 1/21

10:39 am-11:10 pm

1 stop10h 31m

$287

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sun 1/25

6:04 pm-12:51 pm

1 stop20h 47m

Boise Air Term. Gowen Fld

Fri 1/30

5:55 pm-4:26 pm

1 stop20h 31m

$287

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Fri 2/6

6:04 pm-3:10 pm

1 stop23h 06m

Boise Air Term. Gowen Fld

Mon 2/9

1:55 pm-4:26 pm

1 stop24h 31m

$287

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 1/24

7:30 am-9:58 pm

1 stop16h 28m

Boise Air Term. Gowen Fld

Wed 1/28

10:39 am-11:10 pm

1 stop10h 31m

$287

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Thu 1/22

7:30 am-4:17 pm

1 stop10h 47m

Boise Air Term. Gowen Fld

Thu 1/29

5:40 am-11:10 pm

1 stop15h 30m

$287

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Mon 1/26

6:04 pm-11:01 pm

1 stop30h 57m

Boise Air Term. Gowen Fld

Fri 1/30

3:43 pm-4:26 pm

1 stop22h 43m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 36 results
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Best time to book a flight from District of Columbia to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Boise

What is the cheapest month to book a flight from District of Columbia to Boise?

Currently, September is the cheapest month in which you can book a flight from District of Columbia to Boise (average of $150). Flying from District of Columbia to Boise in February is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DC to BOI?

Find hourly flight availability from District of Columbia to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 27, 2025.

It’s typically best to fly out from District of Columbia to Boise at noon. Doing so could potentially save you 32% on the flight price compared to flying in the evening, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boise from District of Columbia?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from District of Columbia to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

  • How long is the flight from District of Columbia to Boise?

    Departing from District of Columbia to Boise will take you 16h 28m. There are 2019 mi between District of Columbia and Boise. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from District of Columbia to Boise one-way?

    One-way options have recently been found by users for as low as $126 on Frontier. Other airlines that offer cheap prices include American Airlines from $140 and Delta from $148 one-way.

  • Can I find deals for flights from District of Columbia to Boise that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Boise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Boise.

  • Can I find deals for business class flights from District of Columbia to Boise?

    Yes. Cheapflights offers flight deals from District of Columbia to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to Boise?

    Currently, September is the cheapest month in which you can book a flight from District of Columbia to Boise (average of $150). Flying from District of Columbia to Boise in February is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Alternative routes for District of Columbia to Boise

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Top 5 airlines flying from District of Columbia to Boise

Discover the top 5 airlines that operate flights from District of Columbia to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$182Average$414FlexibilityNo cancel feeOn-time75%
DeltaCheapest$202Average$382FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$221Average$517FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$300Average$437FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$346Average$493FlexibilityNo cancel feeOn-time63%

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