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

$119+ Cheap flights from Kalispell (FCA) 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — DCA
Jan 10 — Jan 171
Sat 1/10
Sat 1/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kalispell 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.

Cheap flight deals from Kalispell to Reagan-National

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

This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:38 pmFCA - DCA
1 stop9h 21mUnited Airlines
Sun 12/284:17 pmDCA - FCA
1 stop23h 19mUnited Airlines
Deal found 12/9$856
This Delta deal was found by Cheapflights users on 12/9. 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 12/245:20 amFCA - DCA
2 stops10h 53mDelta
Sun 12/283:00 pmDCA - FCA
2 stops11h 47mDelta
Deal found 12/9$4,185

Find flight deals from Kalispell to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) 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 December 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$248
(Alaska Airlines)

One-way from

$119
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$1,189
Provider with most accurate pricing for Kalispell Glacier Park-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kalispell Glacier Park-Washington, D.C. Reagan-National flights.
Search Deals
From Kalispell Glacier Park to Washington, D.C. Reagan-National
Search Deals
One-way flight from Kalispell Glacier Park to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($205 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

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

Fly from

Kalispell

Fly to

Reagan-National

Route

Depart

Return

Price

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 1/21

7:46 pm-4:09 pm

1 stop18h 23m

Washington, D.C. Reagan-National

Tue 2/3

8:00 am-7:06 pm

1 stop13h 06m

$248

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 1/21

3:21 pm-11:26 pm

1 stop6h 05m

Washington, D.C. Reagan-National

Tue 2/3

12:55 pm-10:52 pm

2 stops11h 57m

$254

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 1/21

6:00 am-2:59 pm

1 stop6h 59m

Washington, D.C. Reagan-National

Tue 2/3

4:11 pm-9:59 pm

1 stop7h 48m

$549

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Thu 3/19

6:42 pm-9:56 pm

1 stop25h 14m

Washington, D.C. Reagan-National

Sun 3/22

5:30 pm-1:13 pm

2 stops21h 43m

$684

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Fri 1/30

11:16 am-9:59 pm

2 stops32h 43m

$119

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Fri 1/30

6:00 am-2:59 pm

1 stop6h 59m

$125

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Tue 5/12

3:00 pm-11:28 pm

1 stop6h 28m

$150

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Sun 3/1

5:44 pm-1:05 pm

2 stops17h 21m

$156

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Thu 12/18

9:53 pm-1:01 pm

2 stops13h 08m

$187

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Tue 6/9

3:29 pm-12:44 am

1 stop7h 15m

$206

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 12 results
1
2
  • Most accurate provider: When it comes to deals on Kalispell-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 Kalispell-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-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 Kalispell-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 Kalispell-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 Kalispell to Reagan-National

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

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

Currently, June is the cheapest month in which you can book a flight from Kalispell to Washington, D.C. Reagan-National Airport (average of $185). Flying from Kalispell to Washington, D.C. Reagan-National Airport in January is currently the most expensive (average of $578). 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 December 11, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Kalispell 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.
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,094 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Most people fly from Kalispell Glacier Park (FCA) if they book a flight from Kalispell to Washington, D.C. Reagan-National. On average, Glacier Park has 0 outbound flights to Washington, D.C. Reagan-National per day from 2 airlines. Kalispell Glacier Park is conveniently located just 8.4 mi from Kalispell’s city center.

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

    There are many flights that can get you from Kalispell to Washington, D.C. Reagan-National Airport in 6h 05m. Fly via Alaska Airlines or Delta to get the fastest option. Kalispell and Washington, D.C. Reagan-National Airport are separated by a distance of 1950 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 flying from Kalispell to Washington, D.C. Reagan-National Airport round-trip?

    Currently priced at $133, Delta will fly you from Kalispell to Washington, D.C. Reagan-National Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $310. Delta is 79% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Kalispell to Washington, D.C. Reagan-National Airport (average of $185). Flying from Kalispell to Washington, D.C. Reagan-National Airport in January is currently the most expensive (average of $578). 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
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

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 2 airlines flying from Kalispell to Reagan-National

Discover the top 2 airlines that operate flights from Kalispell 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 December 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$290Average$539FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$310Average$774FlexibilityNo cancel feeOn-time69%

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.
Site
Cookie settings©2025 Cheapflights