HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Reagan-National

$106+ 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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — DCA
Jun 20 — Jun 271
Fri 6/20
Fri 6/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boise to Reagan-National with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Washington, D.C. Reagan-National are usually found in August or June, booked 44 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap 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 June 15, 2025.

Round-trip from

$284
(Hawaiian Airlines)

One-way from

$106
(Mytrip)

Popular in

January

Cheapest in

August

Average price

$449
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. 8% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find 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 June 15, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 6/13. 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 10/157:21 amBOI - DCA
1 stop11h 08mHawaiian Airlines
Wed 10/228:00 amDCA - BOI
1 stop8h 35mHawaiian Airlines
Deal found 6/13$284
This Delta deal was found by Cheapflights users on 6/12. 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 8/275:45 amBOI - DCA
1 stop7h 44mDelta
Sun 8/316:55 pmDCA - BOI
1 stop7h 01mDelta
Deal found 6/12$285
This Southwest deal was found by Cheapflights users on 6/14. 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 8/278:45 amBOI - DCA
2 stops9h 55mSouthwest
Sun 8/314:55 pmDCA - BOI
2 stops9h 10mSouthwest
Deal found 6/14$311
This American Airlines deal was found by Cheapflights users on 6/13. 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.
Thu 8/211:36 pmBOI - DCA
1 stop9h 29mAmerican Airlines
Mon 8/255:00 amDCA - BOI
1 stop9h 46mAmerican Airlines
Deal found 6/13$317
This Alaska Airlines deal was found by Cheapflights users on 6/14. 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 11/117:04 amBOI - DCA
2 stops12h 55mAlaska Airlines
Sat 11/158:00 amDCA - BOI
1 stop9h 07mAlaska Airlines
Deal found 6/14$339
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Tue 7/1512:39 pmBOI - DCA
1 stop8h 03mUnited Airlines
Mon 7/214:17 pmDCA - BOI
1 stop8h 10mUnited Airlines
Deal found 6/13$345
This Orbitz deal was found by Cheapflights users on 6/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/288:18 amBOI - DCA
1 stop11h 24mMultiple Airlines
Sun 7/67:00 amDCA - BOI
1 stop6h 46mMultiple Airlines
Deal found 6/14$397
This FlightHub deal was found by Cheapflights users on 6/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2412:27 pmBOI - DCA
1 stop7h 32mFrontier
Fri 8/297:00 amDCA - BOI
1 stop6h 32mFrontier
Deal found 6/14$420

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 June 15, 2025.
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

Wed 10/15

7:21 am-8:29 pm

1 stop11h 08m

Washington, D.C. Reagan-National

Wed 10/22

8:00 am-2:35 pm

1 stop8h 35m

$284

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 8/27

5:45 am-3:29 pm

1 stop7h 44m

Washington, D.C. Reagan-National

Sun 8/31

6:55 pm-11:56 pm

1 stop7h 01m

$285

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 8/27

8:45 am-8:40 pm

2 stops9h 55m

Washington, D.C. Reagan-National

Sun 8/31

4:55 pm-12:05 am

2 stops9h 10m

$311

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 8/21

1:36 pm-1:05 am

1 stop9h 29m

Washington, D.C. Reagan-National

Mon 8/25

5:00 am-12:46 pm

1 stop9h 46m

$317

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 11/11

7:04 am-9:59 pm

2 stops12h 55m

Washington, D.C. Reagan-National

Sat 11/15

8:00 am-3:07 pm

1 stop9h 07m

$339

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 7/15

12:39 pm-10:42 pm

1 stop8h 03m

Washington, D.C. Reagan-National

Mon 7/21

4:17 pm-10:27 pm

1 stop8h 10m

$345

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 6/28

8:18 am-9:42 pm

1 stop11h 24m

Washington, D.C. Reagan-National

Sun 7/6

7:00 am-11:46 am

1 stop6h 46m

$397

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sun 8/24

12:27 pm-9:59 pm

1 stop7h 32m

Washington, D.C. Reagan-National

Fri 8/29

7:00 am-11:32 am

1 stop6h 32m

$420

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sun 6/29

12:36 pm-12:00 pm

1 stop21h 24m

$106

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 9/3

6:00 am-4:06 pm

1 stop8h 06m

$142

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 14 results
1
2

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 June 13, 2025.

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, February is the cheapest month in which you can book a flight from Boise to Washington, D.C. Reagan-National Airport (average of $278). Flying from Boise to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $337). 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 DCA?

Find hourly flight availability from Boise to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 15, 2025.

One of the essential ways to save on airfare from Boise to Washington, D.C. Reagan-National Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 29% on airfare.

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 June 15, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Boise to Washington, D.C. have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,285 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,958 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,499 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,793 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Hawaiian Airlines, at $284, was found to be the cheapest airline from Boise to Washington, D.C. Reagan-National Airport.Alternate airlines to your destination round-trip include Delta and Southwest. These flights start at 43% 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 $106. However, be on the lookout for offers from Hawaiian Airlines and Delta, 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, February is the cheapest month in which you can book a flight from Boise to Washington, D.C. Reagan-National Airport (average of $278). Flying from Boise to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $337). 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
Arlington
Alexandria
Woodbridge
Tysons
Silver Spring
Linthicum Heights
Fredericksburg
Gaithersburg
Fairfax
Falls Church
Easton
Herndon
Towson
Bowie
Rockville
Reston
National Harbor
Springfield
Manassas
Dundalk

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 June 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$300Average$478FlexibilityNo cancel feeOn-time71%
DeltaCheapest$300Average$471FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$329Average$532FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$370Average$552FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$403Average$543FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.