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Boise

$143+ 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BOI
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 September 17, 2025.

Round-trip from

$189
(Booking.com)

One-way from

$143
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$453
From District of Columbia to Boise Air Term. Gowen Fld
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One-way flight from District of Columbia to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 18% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:00 amDCA - BOI
1 stop6h 43mFrontier
Sun 10/2612:28 pmBOI - DCA
1 stop21h 36mFrontier
Deal found 9/16$189
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Sat 10/186:31 pmDCA - BOI
1 stop19h 12mFrontier
Thu 10/2312:28 pmBOI - DCA
1 stop7h 31mFrontier
Deal found 9/17$240
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Sat 10/186:31 pmDCA - BOI
1 stop19h 12mFrontier
Fri 10/2412:28 pmBOI - DCA
1 stop26h 31mFrontier
Deal found 9/17$248
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Wed 10/157:00 amDCA - BOI
1 stop30h 43mFrontier
Thu 10/2312:28 pmBOI - DCA
1 stop7h 31mFrontier
Deal found 9/17$265
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Sat 10/181:00 pmDCA - BOI
1 stop24h 43mFrontier
Sun 10/2612:28 pmBOI - DCA
1 stop21h 36mFrontier
Deal found 9/17$270
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 10/157:00 amDCA - BOI
1 stop30h 43mMultiple Airlines
Mon 10/2010:34 pmBOI - DCA
2 stops16h 25mMultiple Airlines
Deal found 9/15$282
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Wed 10/157:00 amDCA - BOI
1 stop30h 43mFrontier
Fri 10/2412:28 pmBOI - DCA
1 stop26h 31mFrontier
Deal found 9/17$294
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Wed 10/157:00 amDCA - BOI
1 stop30h 43mFrontier
Sun 10/2612:28 pmBOI - DCA
1 stop21h 36mFrontier
Deal found 9/17$295
This Delta deal was found by Cheapflights users on 9/17. 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.
Wed 10/154:59 pmDCA - BOI
1 stop9h 09mDelta
Tue 10/215:25 amBOI - DCA
1 stop8h 03mDelta
Deal found 9/17$297
This Delta deal was found by Cheapflights users on 9/17. 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.
Tue 10/217:45 amDCA - BOI
2 stops11h 28mDelta
Wed 10/225:25 amBOI - DCA
1 stop8h 03mDelta
Deal found 9/17$302
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 11/47:00 amDCA - BOI
1 stop8h 46mAmerican Airlines
Sat 11/82:16 pmBOI - DCA
1 stop14h 44mAmerican Airlines
Deal found 9/15$303
This Hawaiian Airlines deal was found by Cheapflights users on 9/17. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:25 amIAD - BOI
1 stop8h 45mHawaiian Airlines
Mon 10/208:26 pmBOI - IAD
1 stop9h 07mHawaiian Airlines
Deal found 9/17$308

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 September 17, 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

Tue 11/4

8:59 am-11:49 pm

1 stop16h 50m

Boise Air Term. Gowen Fld

Sat 11/8

4:06 pm-4:00 pm

1 stop21h 54m

$308

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Wed 10/15

4:59 pm-12:08 am

1 stop9h 09m

Boise Air Term. Gowen Fld

Sat 10/25

5:42 am-1:33 pm

1 stop5h 51m

$309

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Tue 11/4

6:30 am-11:39 am

1 stop7h 09m

Boise Air Term. Gowen Fld

Sat 11/8

10:40 am-9:43 pm

1 stop9h 03m

$309

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Wed 10/15

4:59 pm-12:08 am

1 stop9h 09m

Boise Air Term. Gowen Fld

Sat 10/18

1:39 pm-11:41 pm

1 stop8h 02m

$309

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Wed 10/15

4:59 pm-12:08 am

1 stop9h 09m

Boise Air Term. Gowen Fld

Thu 10/16

5:25 am-3:28 pm

1 stop8h 03m

$309

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Sat 10/18

4:59 pm-12:08 am

1 stop9h 09m

Boise Air Term. Gowen Fld

Tue 10/21

5:25 am-3:28 pm

1 stop8h 03m

$309

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Tue 11/4

4:35 pm-10:25 pm

1 stop7h 50m

Boise Air Term. Gowen Fld

Sat 11/8

6:00 am-8:15 pm

2 stops12h 15m

$314

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 10/15

7:35 am-4:06 pm

1 stop10h 31m

Boise Air Term. Gowen Fld

Mon 10/20

7:45 pm-11:26 am

2 stops13h 41m

$314

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Tue 11/4

7:59 am-5:13 pm

2 stops11h 14m

Boise Air Term. Gowen Fld

Sat 11/8

1:00 pm-11:41 pm

2 stops8h 41m

$319

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Tue 3/3

7:00 am-1:45 pm

1 stop8h 45m

Boise Air Term. Gowen Fld

Wed 3/4

7:00 am-5:25 pm

1 stop8h 25m

$320

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 40 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, October is the cheapest month in which you can book a flight from District of Columbia to Boise (average of $314). Flying from District of Columbia to Boise in June is currently the most expensive (average of $398). 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 September 17, 2025.

When flying from District of Columbia to Boise, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 09m. There are 2042 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 $143 on Frontier. Other airlines that offer cheap prices include Alaska Airlines from $148 and Hawaiian Airlines 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, October is the cheapest month in which you can book a flight from District of Columbia to Boise (average of $314). Flying from District of Columbia to Boise in June is currently the most expensive (average of $398). 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$202Average$417FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$230Average$527FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$278Average$557FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$327Average$536FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$347Average$512FlexibilityNo cancel feeOn-time63%

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