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$107+ Cheap flights from Reagan-National (DCA) to Boise (BOI)

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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BOI
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Reagan-National to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Boise (BOI). 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 septiembre 11, 2025.

Round-trip from

$212
(Alaska Airlines)

One-way from

$107
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$450
From Washington, D.C. Reagan-National to Boise Air Term. Gowen Fld
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One-way flight from Washington, D.C. Reagan-National to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 24% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Reagan-National to Boise

Cheapest flights from Reagan-National to Boise
Explore the most affordable flight options available from Reagan-National to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/84:59 pmDCA - BOI
1 stop9h 09mDelta
mié. 10/155:25 amBOI - DCA
1 stop8h 03mDelta
Deal found 9/10$213
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/184:59 pmDCA - BOI
1 stop9h 09mDelta
mar. 10/285:42 amBOI - DCA
2 stops11h 17mDelta
Deal found 9/10$218
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/44:55 pmDCA - BOI
1 stop9h 09mDelta
sáb. 1/105:40 amBOI - DCA
2 stops11h 40mDelta
Deal found 9/10$223
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/186:31 pmDCA - BOI
1 stop19h 12mFrontier
vie. 10/2412:28 pmBOI - DCA
1 stop26h 31mFrontier
Deal found 9/8$227
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/46:30 amDCA - BOI
1 stop8h 04mAmerican Airlines
sáb. 1/101:43 pmBOI - DCA
1 stop8h 57mAmerican Airlines
Deal found 9/9$232
This Delta deal was found by Cheapflights users on 9/9. 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.
jue. 10/234:59 pmDCA - BOI
1 stop9h 09mDelta
sáb. 10/253:00 pmBOI - DCA
1 stop6h 25mDelta
Deal found 9/9$237
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/35:21 pmDCA - BOI
1 stop8h 54mDelta
sáb. 10/43:20 pmBOI - DCA
1 stop6h 19mDelta
Deal found 9/10$247
This Delta deal was found by Cheapflights users on 9/9. 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.
mié. 10/154:59 pmDCA - BOI
1 stop9h 09mDelta
vie. 10/1711:39 pmBOI - DCA
1 stop7h 31mDelta
Deal found 9/9$266
This United Airlines deal was found by Cheapflights users on 9/11. 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.
jue. 10/21:00 pmDCA - BOI
1 stop7h 47mUnited Airlines
mié. 10/89:45 amBOI - DCA
1 stop10h 06mUnited Airlines
Deal found 9/11$270

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Boise 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Boise that are best for you.

Fly from

Reagan-National

Fly to

Boise

Route

Depart

Return

Price

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

mié. 10/8

4:59 pm-12:08 am

1 stop9h 09m

Boise Air Term. Gowen Fld

mié. 10/15

5:25 am-3:28 pm

1 stop8h 03m

$213

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

sáb. 10/18

4:59 pm-12:08 am

1 stop9h 09m

Boise Air Term. Gowen Fld

mar. 10/28

5:42 am-6:59 pm

2 stops11h 17m

$218

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

jue. 12/4

4:55 pm-12:04 am

1 stop9h 09m

Boise Air Term. Gowen Fld

sáb. 1/10

5:40 am-7:20 pm

2 stops11h 40m

$223

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

sáb. 10/18

6:31 pm-11:43 am

1 stop19h 12m

Boise Air Term. Gowen Fld

vie. 10/24

12:28 pm-4:59 pm

1 stop26h 31m

$227

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

jue. 10/23

4:59 pm-12:08 am

1 stop9h 09m

Boise Air Term. Gowen Fld

sáb. 10/25

11:12 am-10:59 pm

2 stops9h 47m

$242

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

sáb. 10/18

4:59 pm-12:08 am

1 stop9h 09m

Boise Air Term. Gowen Fld

vie. 10/24

11:39 pm-9:10 am

1 stop7h 31m

$247

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

vie. 10/3

5:21 pm-12:15 am

1 stop8h 54m

Boise Air Term. Gowen Fld

sáb. 10/4

3:20 pm-11:39 pm

1 stop6h 19m

$247

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

jue. 10/16

4:23 pm-10:30 pm

1 stop8h 07m

Boise Air Term. Gowen Fld

dom. 10/19

5:00 am-3:07 pm

1 stop8h 07m

$266

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

mié. 10/15

4:59 pm-12:08 am

1 stop9h 09m

Boise Air Term. Gowen Fld

vie. 10/17

11:39 pm-9:10 am

1 stop7h 31m

$266

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

jue. 10/16

6:31 pm-11:43 am

1 stop19h 12m

Boise Air Term. Gowen Fld

dom. 10/19

12:28 pm-12:04 pm

1 stop21h 36m

$270

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 19 results
1
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Best time to book a flight from Reagan-National to Boise

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

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

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Boise (average of $314). Flying from Washington, D.C. Reagan-National Airport to Boise in June is currently the most expensive (average of $398). 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 DCA to BOI?

Find hourly flight availability from Reagan-National to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 5% on flights from Washington, D.C. Reagan-National Airport to Boise by exploring options for tickets in the morning.

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated septiembre 11, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Washington, D.C. Reagan-National Airport to Boise to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Boise. You should not have trouble finding flights to Air Term. Gowen Fld from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Boise airport from Washington, D.C. Reagan-National. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

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

    Airlines like Delta and Frontier fly from Washington, D.C. Reagan-National Airport to Boise in about 9h 09m. The time it takes to get you to your destination can typically vary by up to 10h 03m. Washington, D.C. Reagan-National Airport and Boise 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 Washington, D.C. Reagan-National Airport to Boise round-trip?

    Our cheapest airline available from Washington, D.C. Reagan-National Airport to Boise is Delta. Our recent data shows that you can find tickets from as low as $202 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $221 and $327 round-trip. These flights start at 57% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Boise (average of $314). Flying from Washington, D.C. Reagan-National Airport to Boise in June is currently the most expensive (average of $398). 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
Ontario
Meridian
Nampa
Caldwell
McCall

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Alternative routes for Reagan-National to Boise

See prices for flight routes from nearby airports that may be better suited for you.
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Reagan-National to West Yellowstone flights
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Top 3 airlines flying from Reagan-National to Boise

Discover the top 3 airlines that operate flights from Reagan-National to Boise. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$202Average$379FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$221Average$654FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$327Average$521FlexibilityNo cancel feeOn-time71%

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