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Reagan-National

$99+ Cheap flights from Boise (BOI) to Reagan-National (DCA)

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — DCA
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Boise to Reagan-National

Cheapest flights from Boise to Reagan-National
Explore the most affordable flight options available from Boise to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/812:15 pm
BOI
-
DCA
1 stop22h 47m
Frontier
Wed 3/118:00 am
DCA
-
BOI
1 stop29h 20m
Frontier
Deal found 1/26$173
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2011:56 am
BOI
-
DCA
1 stop23h 04m
Frontier
Sat 2/216:00 pm
DCA
-
BOI
1 stop19h 11m
Frontier
Deal found 1/25$185
This American Airlines deal was found by Cheapflights users on 1/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/251:29 pm
BOI
-
DCA
1 stop8h 30m
American Airlines
Tue 4/287:05 am
DCA
-
BOI
1 stop8h 37m
American Airlines
Deal found 1/24$257
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/253:23 pm
BOI
-
DCA
1 stop6h 20m
Delta
Tue 4/286:00 am
DCA
-
BOI
2 stops10h 26m
Delta
Deal found 1/25$262
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 3/101:25 pm
BOI
-
DCA
1 stop26h 34m
Alaska Airlines
Sat 3/148:59 am
DCA
-
BOI
1 stop14h 20m
Alaska Airlines
Deal found 1/26$293
This Delta deal was found by Cheapflights users on 1/26. 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.
Tue 3/101:40 pm
BOI
-
DCA
1 stop7h 59m
Delta
Sat 3/142:13 pm
DCA
-
BOI
2 stops8h 56m
Delta
Deal found 1/26$323
This American Airlines deal was found by Cheapflights users on 1/25. 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 3/41:30 pm
BOI
-
DCA
1 stop7h 30m
American Airlines
Sun 3/86:30 am
DCA
-
BOI
1 stop8h 18m
American Airlines
Deal found 1/25$324
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:20 am
BOI
-
DCA
2 stops11h 13m
Delta
Sun 3/84:40 pm
DCA
-
BOI
1 stop9h 04m
Delta
Deal found 1/25$329
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:43 pm
BOI
-
DCA
1 stop7h 41m
Delta
Tue 9/293:55 pm
DCA
-
BOI
2 stops10h 01m
Delta
Deal found 1/25$334
This Delta deal was found by Cheapflights users on 1/26. 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.
Sun 3/811:30 pm
BOI
-
DCA
2 stops12h 30m
Delta
Wed 3/116:00 am
DCA
-
BOI
2 stops10h 05m
Delta
Deal found 1/26$335

Find flight deals from Boise to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$173
(Kiwi.com)

One-way from

$99
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$776
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Washington, D.C. Reagan-National flights.
Search Deals
From Boise Air Term. Gowen Fld to Washington, D.C. Reagan-National
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Reagan-National 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 January 26, 2026.
Use the filters below to find and compare flights from Boise to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Boise

Fly to

Reagan-National

Route

Depart

Return

Price

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 4/25

1:29 pm-11:59 pm

1 stop8h 30m

Washington, D.C. Reagan-National

Tue 4/28

7:05 am-1:42 pm

1 stop8h 37m

$257

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 2/17

5:50 am-3:20 pm

1 stop7h 30m

Washington, D.C. Reagan-National

Wed 2/25

6:05 am-1:59 pm

1 stop9h 54m

$257

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 3/18

11:30 pm-9:10 am

1 stop7h 40m

Washington, D.C. Reagan-National

Wed 3/25

4:40 pm-11:45 pm

1 stop9h 05m

$257

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 4/25

5:40 am-3:27 pm

1 stop7h 47m

Washington, D.C. Reagan-National

Tue 4/28

6:00 am-2:26 pm

2 stops10h 26m

$262

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 3/10

1:25 pm-5:59 pm

1 stop26h 34m

Washington, D.C. Reagan-National

Sat 3/14

5:00 pm-11:59 pm

1 stop8h 59m

$293

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 3/10

10:49 am-9:45 pm

1 stop8h 56m

Washington, D.C. Reagan-National

Sat 3/14

4:11 pm-9:34 pm

1 stop7h 23m

$323

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 3/4

1:30 pm-11:50 pm

1 stop8h 20m

Washington, D.C. Reagan-National

Sun 3/8

6:00 am-1:00 pm

1 stop9h 00m

$324

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 3/4

5:20 am-6:33 pm

2 stops11h 13m

Washington, D.C. Reagan-National

Sun 3/8

4:40 pm-11:44 pm

1 stop9h 04m

$329

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sun 3/8

12:15 pm-1:02 pm

1 stop22h 47m

$99

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 3/12

12:15 pm-9:59 pm

1 stop7h 44m

$108

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 15 results
1
2

Compare providers for flights from Boise to Reagan-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Reagan-National in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boise-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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 Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Boise to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Boise to Reagan-National. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from Boise to Washington, D.C. Reagan-National Airport, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boise to Washington, D.C. Reagan-National Airport?

Currently, May is the cheapest month in which you can book a flight from Boise to Washington, D.C. Reagan-National Airport (average of $204). Flying from Boise to Washington, D.C. Reagan-National Airport in September is currently the most expensive (average of $411). 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.

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated January 26, 2026.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Boise to Washington, D.C. Reagan-National Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,792 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,792 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,268 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,111 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,199 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,189 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Boise to Reagan-National. 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 Washington, D.C. Reagan-National?

    Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld is the airport most travelers will use when flying to Washington, D.C. Reagan-National from Boise. Booking flights from Air Term. Gowen Fld (BOI) to Washington, D.C. Reagan-National should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Reagan-National from 5 different airlines.

  • How long is the flight from Boise to Washington, D.C. Reagan-National Airport?

    A quick flight from Boise to Washington, D.C. Reagan-National Airport can take about 7h 30m. American Airlines provides one of the quickest options available for as low as $257. Boise and Washington, D.C. Reagan-National Airport are separated by a distance of 2042 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Boise to Washington, D.C. Reagan-National Airport round-trip?

    Delta, at $224, was found to be the cheapest airline from Boise to Washington, D.C. Reagan-National Airport.Alternate airlines to your destination round-trip include American Airlines and Alaska Airlines. These flights start at 57% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boise to Washington, D.C. Reagan-National Airport one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $104. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Boise to Washington, D.C. Reagan-National Airport for a low price.

  • Can I find deals for flights from Boise to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Boise to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boise to Reagan-National?

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

  • Can I find deals for business class flights from Boise to Reagan-National?

    Yes. Cheapflights offers flight deals from Boise to Reagan-National 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 Washington, D.C. Reagan-National Airport?

    Currently, May is the cheapest month in which you can book a flight from Boise to Washington, D.C. Reagan-National Airport (average of $204). Flying from Boise to Washington, D.C. Reagan-National Airport in September is currently the most expensive (average of $411). 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 Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Boise to Reagan-National

Discover the top 5 airlines that operate flights from Boise to Reagan-National. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$224Average$460FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$484FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$300Average$392FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$327Average$556FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$403Average$548FlexibilityNo cancel feeOn-time63%

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