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Boise

$160+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BOI
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find 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 November 3, 2025.

This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:34 amIAD - BOI
1 stop9h 52mAlaska Airlines
Mon 12/85:59 pmBOI - IAD
1 stop10h 07mAlaska Airlines
Deal found 11/1$352
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:00 pmDCA - BOI
1 stop8h 50mAlaska Airlines
Mon 12/88:26 pmBOI - DCA
1 stop17h 42mAlaska Airlines
Deal found 11/1$352
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:34 amIAD - BOI
1 stop10h 42mAlaska Airlines
Sat 1/107:55 pmBOI - IAD
1 stop19h 09mAlaska Airlines
Deal found 11/2$355
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:00 amDCA - BOI
1 stop10h 16mAlaska Airlines
Sat 1/107:45 amBOI - DCA
1 stop11h 15mAlaska Airlines
Deal found 11/2$355
This American Airlines deal was found by Cheapflights users on 10/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 amIAD - BOI
1 stop8h 34mAmerican Airlines
Sat 1/107:20 amBOI - IAD
1 stop7h 11mAmerican Airlines
Deal found 10/31$356
This American Airlines deal was found by Cheapflights users on 10/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:59 amDCA - BOI
1 stop8h 07mAmerican Airlines
Sat 1/103:21 pmBOI - DCA
1 stop6h 38mAmerican Airlines
Deal found 10/31$356
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:58 amIAD - BOI
2 stops10h 22mDelta
Sat 1/101:48 pmBOI - IAD
1 stop7h 49mDelta
Deal found 11/2$361
This Delta deal was found by Cheapflights users on 10/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:35 amDCA - BOI
1 stop8h 43mDelta
Sat 1/105:30 amBOI - DCA
2 stops13h 04mDelta
Deal found 10/31$361
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:34 amIAD - BOI
1 stop10h 42mAlaska Airlines
Mon 12/83:39 pmBOI - IAD
1 stop12h 27mAlaska Airlines
Deal found 11/1$362
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:00 pmDCA - BOI
1 stop8h 50mAlaska Airlines
Mon 12/88:26 pmBOI - DCA
1 stop17h 42mAlaska Airlines
Deal found 11/1$362
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:30 pmIAD - BOI
1 stop22h 56mAlaska Airlines
Tue 12/306:08 amBOI - IAD
1 stop22h 05mAlaska Airlines
Deal found 11/2$382
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 pmDCA - BOI
1 stop19h 49mFrontier
Sun 12/2812:38 pmBOI - DCA
1 stop22h 23mFrontier
Deal found 11/2$390

Cheap 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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$241
(Kiwi.com)

One-way from

$160
(Alaska Airlines)

Popular in

December

Cheapest in

April

Average price

$455
Provider with most accurate pricing for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flights.
Search Deals
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. 20% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 3, 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

Sat 1/17

8:00 am-3:10 pm

1 stop9h 10m

Boise Air Term. Gowen Fld

Tue 1/20

1:55 pm-4:09 pm

1 stop24h 14m

$320

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 1/17

12:35 pm-6:07 pm

1 stop7h 32m

Boise Air Term. Gowen Fld

Tue 1/20

6:10 am-3:13 pm

1 stop7h 03m

$321

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Sat 1/17

5:55 am-2:22 pm

2 stops10h 27m

Boise Air Term. Gowen Fld

Tue 1/20

3:14 pm-11:59 pm

1 stop6h 45m

$326

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 12/6

7:34 am-3:26 pm

1 stop9h 52m

Boise Air Term. Gowen Fld

Mon 12/8

5:59 pm-6:06 am

1 stop10h 07m

$352

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Thu 12/4

7:34 am-4:16 pm

1 stop10h 42m

Boise Air Term. Gowen Fld

Sat 1/10

7:55 pm-5:04 pm

1 stop19h 09m

$355

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Thu 12/4

5:00 pm-11:50 pm

1 stop8h 50m

Boise Air Term. Gowen Fld

Sat 1/10

7:45 am-9:00 pm

1 stop11h 15m

$355

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Thu 12/4

11:58 am-8:20 pm

2 stops10h 22m

Boise Air Term. Gowen Fld

Sat 1/10

1:48 pm-11:37 pm

1 stop7h 49m

$361

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Thu 12/4

7:35 am-2:18 pm

1 stop8h 43m

Boise Air Term. Gowen Fld

Sat 1/10

5:30 am-8:34 pm

2 stops13h 04m

$361

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Fri 12/12

6:30 pm-3:26 pm

1 stop22h 56m

Boise Air Term. Gowen Fld

Sun 12/14

6:03 am-6:06 am

1 stop22h 03m

$362

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Thu 1/22

6:04 pm-10:52 am

1 stop18h 48m

Boise Air Term. Gowen Fld

Sun 1/25

5:55 pm-4:26 pm

1 stop20h 31m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 35 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 January is currently the most expensive (average of $335). 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 November 3, 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 7h 32m. 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 $160 on Alaska Airlines. Other airlines that offer cheap prices include American Airlines from $161 and Delta from $166 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 January is currently the most expensive (average of $335). 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$182Average$414FlexibilityNo cancel feeOn-time75%
DeltaCheapest$202Average$400FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$222Average$556FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$300Average$437FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$347Average$518FlexibilityNo cancel feeOn-time63%

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