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District of Columbia

$152+ Cheap flights from Boise (BOI) to District of Columbia

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — IAD
Jan 26 — Feb 21
Mon 1/26
Mon 2/2
1 adult, Economy
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Cheap flight deals from Boise to District of Columbia

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

This United Airlines deal was found by Cheapflights users on 12/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:20 pmBOI - IAD
1 stop21h 25mUnited Airlines
Sun 1/44:00 pmIAD - BOI
1 stop7h 31mUnited Airlines
Deal found 12/25$773
This United Airlines deal was found by Cheapflights users on 12/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amBOI - IAD
1 stop12h 15mUnited Airlines
Wed 1/710:32 pmIAD - BOI
1 stop17h 03mUnited Airlines
Deal found 12/26$944
This American Airlines deal was found by Cheapflights users on 12/25. 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.
Wed 12/312:18 pmBOI - DCA
1 stop14h 42mAmerican Airlines
Sun 1/46:00 amDCA - BOI
1 stop9h 05mAmerican Airlines
Deal found 12/25$946
This Alaska Airlines deal was found by Cheapflights users on 12/26. 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.
Wed 12/316:08 amBOI - DCA
1 stop7h 57mAlaska Airlines
Wed 1/75:01 pmDCA - BOI
1 stop8h 58mAlaska Airlines
Deal found 12/26$1,017
This American Airlines deal was found by Cheapflights users on 12/25. 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.
Mon 12/291:27 pmBOI - IAD
1 stop7h 06mAmerican Airlines
Sat 1/36:05 amIAD - BOI
1 stop8h 42mAmerican Airlines
Deal found 12/25$1,018
This Delta deal was found by Cheapflights users on 12/26. 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 12/315:30 amBOI - IAD
2 stops10h 08mDelta
Sun 1/410:51 amIAD - BOI
2 stops13h 20mDelta
Deal found 12/26$1,028
This Southwest deal was found by Cheapflights users on 12/26. 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.
Wed 12/316:10 amBOI - DCA
2 stops10h 05mSouthwest
Wed 1/78:00 amDCA - BOI
2 stops9h 20mSouthwest
Deal found 12/26$1,028
This Alaska Airlines deal was found by Cheapflights users on 12/25. 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.
Mon 12/291:00 pmBOI - IAD
1 stop15h 13mAlaska Airlines
Wed 12/316:29 pmIAD - BOI
2 stops19h 49mAlaska Airlines
Deal found 12/25$1,041
This American Airlines deal was found by Cheapflights users on 12/25. 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.
Mon 12/296:40 amBOI - IAD
2 stops13h 53mAmerican Airlines
Wed 12/311:57 pmIAD - BOI
2 stops10h 05mAmerican Airlines
Deal found 12/25$1,117
This Delta deal was found by Cheapflights users on 12/26. 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 12/316:19 pmBOI - DCA
2 stops12h 53mDelta
Sun 1/410:00 amDCA - BOI
2 stops9h 39mDelta
Deal found 12/26$1,273
This Delta deal was found by Cheapflights users on 12/26. 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 12/316:19 pmBOI - IAD
2 stops13h 30mDelta
Wed 1/79:00 amIAD - BOI
2 stops11h 28mDelta
Deal found 12/26$1,425

Find flight deals from Boise to District of Columbia

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$155
(Kiwi.com)

One-way from

$152
(Expedia)

Popular in

January

Cheapest in

August

Average price

$584
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Washington, D.C. (WAS) flights.
Search Deals
From Boise Air Term. Gowen Fld to District of Columbia
Search Deals
One-way flight from Boise Air Term. Gowen Fld to District of Columbia
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($169 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to District of Columbia 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 Boise to District of Columbia that are best for you.

Fly from

Boise

Fly to

District of Columbia

Route

Depart

Return

Price

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 2/19

12:36 pm-9:59 pm

1 stop7h 23m

Washington, D.C. Reagan-National

Wed 2/25

8:00 am-11:51 am

1 stop29h 51m

$155

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 1/22

2:58 pm-9:59 pm

2 stops53h 01m

Washington, D.C. Reagan-National

Thu 1/29

2:00 pm-11:12 am

1 stop23h 12m

$284

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 3/7

10:41 am-11:10 pm

1 stop10h 29m

Washington, D.C. Dulles Intl

Sat 3/14

7:00 am-1:05 pm

1 stop8h 05m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 1/24

6:23 am-4:26 pm

1 stop8h 03m

Washington, D.C. Dulles Intl

Wed 1/28

6:04 pm-10:52 am

1 stop18h 48m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 1/24

10:39 am-11:10 pm

1 stop10h 31m

Washington, D.C. Dulles Intl

Sat 1/31

7:30 am-4:17 pm

1 stop10h 47m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 2/6

5:55 pm-4:26 pm

1 stop20h 31m

Washington, D.C. Dulles Intl

Sun 2/8

6:04 pm-6:22 pm

1 stop26h 18m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 1/15

1:40 pm-11:10 pm

1 stop7h 30m

Washington, D.C. Dulles Intl

Sat 1/17

7:30 am-4:17 pm

1 stop10h 47m

$287

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 1/24

6:23 am-4:09 pm

1 stop7h 46m

Washington, D.C. Reagan-National

Sat 1/31

5:01 pm-12:51 pm

1 stop21h 50m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 1/23

1:40 pm-11:10 pm

1 stop7h 30m

Washington, D.C. Dulles Intl

Mon 1/26

7:30 am-4:17 pm

1 stop10h 47m

$287

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 1/31

9:02 am-9:59 pm

1 stop10h 57m

Washington, D.C. Reagan-National

Wed 2/4

8:00 am-9:05 pm

1 stop15h 05m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 30 results
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Best time to book a flight from Boise to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Boise 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 Boise to District of Columbia

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

Currently, April is the cheapest month in which you can book a flight from Boise to District of Columbia (average of $141). Flying from Boise to District of Columbia in December is currently the most expensive (average of $371). 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 day to fly from Boise to District of Columbia?

Use this chart to determine the cheapest time to fly round-trip from Boise to District of Columbia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boise to District of Columbia flight should consider departing on Monday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated December 27, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Boise to District of Columbia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,544 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Alaska Airlines
8.0
Very good
11,544 reviews
Alaska Airlines
8.0
Very good
11,544 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Southwest
8.0
Very good
4,258 reviews
Alaska Airlines
8.0
Very good
11,544 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Delta
7.9
Good
8,018 reviews
Alaska Airlines
8.0
Very good
11,544 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
United Airlines
7.4
Good
9,116 reviews
Alaska Airlines
8.0
Very good
11,544 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
American Airlines
7.2
Good
11,068 reviews
Alaska Airlines
8.0
Very good
11,544 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Related info for your journey

Find useful and relevant information for your journey from Boise to District of Columbia. 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 from for flights from Boise to District of Columbia?

    Boise Air Term. Gowen Fld (BOI), located 3.3 mi from the city center, is the airport you fly out of when you book flights from Boise to District of Columbia.

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

    There are many flights that can get you from Boise to District of Columbia in 7h 23m. Fly via Frontier, Delta, or Alaska Airlines to get the fastest option. The distance from Boise to District of Columbia is about 2042 mi. 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 Boise to District of Columbia one-way?

    $100 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Frontier and Alaska Airlines, with prices starting from $104 and $140, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise to District of Columbia 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 Boise to District of Columbia?

    Currently, April is the cheapest month in which you can book a flight from Boise to District of Columbia (average of $141). Flying from Boise to District of Columbia in December is currently the most expensive (average of $371). 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

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Top 5 airlines flying from Boise to District of Columbia

Discover the top 5 airlines that operate flights from Boise to District of Columbia. 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$141Average$381FlexibilityNo cancel feeOn-time75%
DeltaCheapest$249Average$437FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$484FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$300Average$521FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$351Average$478FlexibilityNo cancel feeOn-time63%

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