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Reagan-National

$100+ 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — DCA
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
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 March 10, 2026.

This Frontier deal was found by Cheapflights users on 3/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:03 pm
BOI
-
DCA
1 stop21h 59m
Frontier
Wed 4/158:00 am
DCA
-
BOI
1 stop29h 08m
Frontier
Deal found 3/5$200
This Delta deal was found by Cheapflights users on 3/9. 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 4/255:40 am
BOI
-
DCA
1 stop7h 47m
Delta
Tue 4/284:39 pm
DCA
-
BOI
1 stop9h 38m
Delta
Deal found 3/9$227
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/1212:03 pm
BOI
-
DCA
1 stop21h 59m
Frontier
Wed 4/156:00 pm
DCA
-
BOI
1 stop19h 08m
Frontier
Deal found 3/8$265
This Delta deal was found by Cheapflights users on 3/9. 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 4/155:40 am
BOI
-
DCA
1 stop7h 47m
Delta
Sat 4/257:40 am
DCA
-
BOI
1 stop8h 46m
Delta
Deal found 3/9$269
This American Airlines deal was found by Cheapflights users on 3/10. 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 4/221:29 pm
BOI
-
DCA
1 stop8h 28m
American Airlines
Sat 4/256:57 am
DCA
-
BOI
1 stop8h 06m
American Airlines
Deal found 3/10$275
This Delta deal was found by Cheapflights users on 3/9. 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 4/228:40 pm
BOI
-
DCA
2 stops9h 57m
Delta
Sat 4/256:00 am
DCA
-
BOI
2 stops10h 26m
Delta
Deal found 3/9$280

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$200
(Frontier)

One-way from

$100
(Priceline)

Popular in

December

Cheapest in

February

Average price

$597
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. 5% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 10, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 4/1

5:52 am-3:23 pm

1 stop7h 31m

Washington, D.C. Reagan-National

Tue 4/7

12:29 pm-9:09 pm

2 stops10h 40m

$322

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 4/1

7:40 am-6:05 pm

2 stops8h 25m

Washington, D.C. Reagan-National

Tue 4/7

4:50 pm-12:25 am

2 stops9h 35m

$331

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 4/11

5:52 am-3:23 pm

1 stop7h 31m

Washington, D.C. Reagan-National

Wed 4/15

6:00 am-2:26 pm

2 stops10h 26m

$333

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 5/13

5:45 am-3:30 pm

1 stop7h 45m

Washington, D.C. Reagan-National

Tue 5/19

2:45 pm-11:46 pm

2 stops11h 01m

$348

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 4/21

5:40 am-3:27 pm

1 stop7h 47m

Washington, D.C. Reagan-National

Fri 5/1

4:39 pm-12:17 am

1 stop9h 38m

$351

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 4/23

10:02 am-9:59 pm

1 stop9h 57m

Washington, D.C. Reagan-National

Wed 4/29

8:59 am-11:02 pm

2 stops16h 03m

$366

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 4/16

12:05 pm-10:40 pm

2 stops8h 35m

Washington, D.C. Reagan-National

Mon 4/20

2:45 pm-11:30 pm

2 stops10h 45m

$377
Quickest round-trip

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Mon 5/4

5:40 am-3:27 pm

1 stop7h 47m

Washington, D.C. Reagan-National

Sat 5/9

6:59 pm-11:46 pm

1 stop6h 47m

$391

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Fri 3/27

1:40 pm-10:42 pm

1 stop7h 02m

Washington, D.C. Reagan-National

Fri 4/3

4:40 pm-11:46 pm

1 stop9h 06m

$393

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 4/23

8:40 pm-8:37 am

2 stops9h 57m

Washington, D.C. Reagan-National

Wed 4/29

9:40 am-8:00 pm

2 stops12h 20m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 18 resultsSorted by cheapest first
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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 FlightHub the most. FlightHub 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 March 6, 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 54 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 $198). 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 March 10, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta 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
12,014 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
8.0
Very good
12,014 reviews
Alaska Airlines
8.0
Very good
12,014 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Southwest
8.0
Very good
4,317 reviews
Alaska Airlines
8.0
Very good
12,014 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Delta
7.9
Good
8,276 reviews
Alaska Airlines
8.0
Very good
12,014 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
United Airlines
7.4
Good
9,409 reviews
Alaska Airlines
8.0
Very good
12,014 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
American Airlines
7.1
Good
11,413 reviews
Alaska Airlines
8.0
Very good
12,014 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

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 31m. Delta provides one of the quickest options available for as low as $322. 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 Alaska Airlines and American Airlines. These flights start at 56% 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 $90. 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 $198). 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
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park

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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$224Average$481FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$300Average$444FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$300Average$484FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$327Average$548FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$403Average$548FlexibilityNo cancel feeOn-time63%

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