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$132+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — IAD
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find 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 November 3, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2812:48 pmBOI - DCA
1 stop22h 15mFrontier
Sat 12/66:00 pmDCA - BOI
1 stop19h 49mFrontier
Deal found 11/1$252
This Expedia deal was found by Cheapflights users on 11/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:44 pmBOI - DCA
1 stop7h 15mMultiple Airlines
Sun 12/78:00 amDCA - BOI
1 stop9h 26mMultiple Airlines
Deal found 11/3$265
This Delta deal was found by Cheapflights users on 11/3. 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 12/45:20 amBOI - DCA
1 stop8h 07mDelta
Mon 12/84:55 pmDCA - BOI
1 stop9h 09mDelta
Deal found 11/3$287
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.
Tue 12/167:00 amBOI - IAD
1 stop8h 30mAlaska Airlines
Tue 1/67:33 amIAD - BOI
1 stop8h 16mAlaska Airlines
Deal found 11/1$320
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/163:13 pmBOI - IAD
1 stop6h 49mDelta
Sat 1/107:05 amIAD - BOI
1 stop6h 59mDelta
Deal found 11/1$321
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:38 pmBOI - DCA
1 stop22h 23mFrontier
Fri 1/22:00 pmDCA - BOI
1 stop23h 59mFrontier
Deal found 11/1$322
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1611:10 amBOI - IAD
2 stops11h 02mDelta
Wed 1/76:20 amIAD - BOI
1 stop8h 31mDelta
Deal found 11/1$326
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:03 amBOI - IAD
1 stop8h 33mAlaska Airlines
Thu 12/117:34 amIAD - BOI
1 stop9h 52mAlaska Airlines
Deal found 11/1$332
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:55 amBOI - DCA
1 stop11h 04mAlaska Airlines
Sat 1/318:00 amDCA - BOI
1 stop9h 10mAlaska Airlines
Deal found 11/2$332
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.
Tue 12/166:03 amBOI - IAD
1 stop8h 33mAlaska Airlines
Fri 1/96:04 pmIAD - BOI
1 stop18h 48mAlaska Airlines
Deal found 11/1$342
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:45 amBOI - IAD
2 stops13h 27mDelta
Mon 1/127:30 amIAD - BOI
1 stop16h 28mDelta
Deal found 11/1$347
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 12/2511:58 amBOI - DCA
1 stop8h 01mAlaska Airlines
Thu 1/18:59 amDCA - BOI
1 stop17h 00mAlaska Airlines
Deal found 11/2$350

Cheap 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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$252
(Mytrip)

One-way from

$132
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$521
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. 2% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 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 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 November 3, 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

Fri 11/28

12:48 pm-1:03 pm

1 stop22h 15m

Washington, D.C. Reagan-National

Sat 12/6

6:00 pm-11:49 am

1 stop19h 49m

$252

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 12/4

12:44 pm-9:59 pm

1 stop7h 15m

Washington, D.C. Reagan-National

Sun 12/7

6:00 pm-9:51 pm

2 stops29h 51m

$321

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 12/16

12:55 pm-12:12 am

2 stops9h 17m

Washington, D.C. Dulles Intl

Sat 1/10

6:00 am-2:04 pm

2 stops10h 04m

$331

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 12/16

8:45 am-12:12 am

2 stops13h 27m

Washington, D.C. Dulles Intl

Wed 1/7

9:00 am-8:57 pm

2 stops13h 57m

$331

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 12/17

11:10 am-12:02 am

2 stops10h 52m

Washington, D.C. Dulles Intl

Wed 1/7

9:00 am-8:57 pm

2 stops13h 57m

$331

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 12/16

11:10 am-12:12 am

2 stops11h 02m

Washington, D.C. Dulles Intl

Thu 1/8

7:30 am-6:28 pm

1 stop12h 58m

$347

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 12/4

5:59 pm-6:06 am

1 stop10h 07m

Washington, D.C. Dulles Intl

Mon 12/8

6:30 pm-10:34 am

1 stop18h 04m

$352

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 12/4

12:19 pm-9:59 pm

1 stop7h 40m

Washington, D.C. Reagan-National

Mon 12/8

5:00 pm-12:45 pm

1 stop21h 45m

$352

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 12/11

6:03 am-4:36 pm

1 stop8h 33m

Washington, D.C. Dulles Intl

Sat 1/31

6:04 pm-10:52 am

1 stop18h 48m

$355

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 12/3

8:20 pm-8:00 pm

1 stop21h 40m

Washington, D.C. Reagan-National

Thu 12/11

8:59 am-11:55 pm

1 stop16h 56m

$355

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 34 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 $376). 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 BOI to DC?

Find hourly flight availability from Boise to District of Columbia. 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 Boise to District of Columbia in the evening. Doing so could potentially save you 23% on the flight price compared to flying in the morning, which is usually more expensive.

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 November 3, 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
11,236 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,236 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
8,002 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,997 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,038 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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 9h 17m. Fly via Frontier, Delta, or Alaska Airlines to get the fastest option. The distance from Boise to District of Columbia is about 2019 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?

    $132 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $160 and $176, 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 $376). 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.

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Alternative routes for Boise to District of Columbia

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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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$141Average$356FlexibilityNo cancel feeOn-time75%
DeltaCheapest$249Average$435FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$278Average$516FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$300Average$484FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$351Average$494FlexibilityNo cancel feeOn-time63%

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