HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kalispell

$136+ Cheap flights from Dulles Intl (IAD) to Kalispell (FCA)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FCA
Sep 16 — Sep 231
Wed 9/16
Wed 9/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Kalispell 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 Dulles Intl to Kalispell

Cheapest flights from Dulles Intl to Kalispell
Explore the most affordable flight options available from Dulles Intl to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:00 am -
1 stop15h 18m
Mon 10/198:08 pm -
2 stops26h 13m
Deal found 8/13$365
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 9/256:00 am -
1 stop15h 43m
Mon 9/288:46 pm -
1 stop31h 34m
Deal found 8/16$403
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:13 am -
1 stop7h 24m
Sun 11/153:35 pm -
1 stop5h 45m
Deal found 8/14$409
This Delta deal was found by Cheapflights users on 8/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:25 pm -
2 stops8h 31m
Fri 9/41:34 pm -
1 stop8h 05m
Deal found 8/13$414
This Kiwi.com deal was found by Cheapflights users on 8/15. 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.
Mon 9/146:00 am -
1 stop15h 56m
Mon 9/218:46 pm -
1 stop31h 34m
Deal found 8/15$419
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 9/136:13 am -
1 stop7h 16m
Thu 9/2412:26 pm -
1 stop8h 26m
Deal found 8/13$428
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 9/146:30 am -
1 stop8h 59m
Thu 9/2412:26 pm -
1 stop8h 26m
Deal found 8/13$430
This United Airlines deal was found by Cheapflights users on 8/16. 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 11/112:05 pm -
1 stop9h 46m
Sun 11/152:36 pm -
1 stop6h 39m
Deal found 8/16$440
This Delta deal was found by Cheapflights users on 8/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am -
1 stop6h 47m
Wed 9/232:40 pm -
1 stop6h 43m
Deal found 8/13$444
This Delta deal was found by Cheapflights users on 8/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am -
1 stop7h 04m
Sat 9/56:20 am -
2 stops11h 45m
Deal found 8/13$449
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:15 pm -
1 stop7h 06m
Wed 9/96:20 am -
1 stop9h 30m
Deal found 8/14$451

Find flight deals from Dulles Intl to Kalispell

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Kalispell (FCA). 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 August 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$365
(Kiwi.com)

One-way from

$136
(Trip.com)

Popular in

March

Cheapest in

January

Average price

$457
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Kalispell Glacier Park flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Kalispell Glacier Park flights.
Search Deals
From Washington, D.C. Dulles Intl to Kalispell Glacier Park
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Kalispell Glacier Park
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Kalispell 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 August 17, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Kalispell that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Sun 11/8

6:13 am-11:37 am

1 stop7h 24m

Kalispell Glacier Park

Sun 11/15

3:35 pm-11:20 pm

1 stop5h 45m

$409

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Fri 10/30

7:23 am-2:41 pm

1 stop9h 18m

Kalispell Glacier Park

Mon 11/2

3:36 pm-11:26 pm

1 stop5h 50m

$444

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Sat 8/22

7:00 am-5:28 pm

1 stop12h 28m

Kalispell Glacier Park

Wed 8/26

8:01 pm-5:40 am

1 stop7h 39m

$459

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Tue 8/25

6:10 am-12:52 pm

2 stops8h 42m

Kalispell Glacier Park

Fri 8/28

6:20 am-8:55 pm

2 stops12h 35m

$479

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Tue 9/15

2:43 pm-9:21 pm

1 stop8h 38m

Kalispell Glacier Park

Tue 9/22

4:17 pm-5:55 am

1 stop11h 38m

$509

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Sat 8/22

6:10 am-2:01 pm

2 stops9h 51m

Kalispell Glacier Park

Wed 8/26

3:14 pm-11:21 pm

1 stop6h 07m

$509

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Fri 8/28

8:20 am-3:54 pm

2 stops9h 34m

Kalispell Glacier Park

Tue 9/1

4:17 pm-5:55 am

1 stop11h 38m

$514

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Fri 8/21

6:15 am-11:27 am

1 stop7h 12m

Kalispell Glacier Park

Sat 8/29

2:31 pm-11:19 pm

1 stop6h 48m

$528

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Fri 9/11

2:43 pm-9:21 pm

1 stop8h 38m

Kalispell Glacier Park

Thu 9/17

2:31 pm-12:32 am

1 stop8h 01m

$544
Cheapest one-way

Washington, D.C.Kalispell

IAD Washington, D.C. Dulles Intl - FCA Kalispell Glacier Park

IADFCA

Washington, D.C. Dulles Intl

Sun 9/27

6:10 am-1:25 pm

1 stop9h 15m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to Kalispell

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 Dulles Intl to Kalispell in August.
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 Washington, D.C. Dulles Intl Airport-Kalispell flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Kalispell flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Kalispell flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Kalispell 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 Washington, D.C. Dulles Intl Airport-Kalispell 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 Dulles Intl to Kalispell

Have a flexible travel schedule? Discover the best time to fly to Kalispell from Dulles Intl 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. Dulles Intl Airport to Kalispell

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Kalispell?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kalispell (average of $347). Flying from Washington, D.C. Dulles Intl Airport to Kalispell in March is currently the most expensive (average of $1,005). 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Kalispell?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Kalispell flights typically cost between $408 and $697 in October.
The cheapest round-trip price found within the last 5 days was $365 on Multiple Airlines (Oct 12-Oct 19).

Reviews of airlines servicing Kalispell

Get insights into the airlines that provide service to Kalispell. 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 Kalispell. Reviews last updated August 17, 2026.
See what other customers who have flown with Delta and United Airlines from Washington, D.C. Dulles Intl Airport to Kalispell have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,503 reviews

Entertainment

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,503 reviews
Delta
7.8
Good
8,503 reviews

Entertainment

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,106 reviews
Delta
7.8
Good
8,503 reviews

Entertainment

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Kalispell. 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 Kalispell from Washington, D.C. Dulles Intl?

    Kalispell Glacier Park (FCA), located 8.4 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Kalispell. 2 airlines have flights to Glacier Park from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Kalispell Glacier Park should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Kalispell?

    Departing from Washington, D.C. Dulles Intl Airport to Kalispell will take you 7h 24m. Airlines will cover a distance of 1928 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 Washington, D.C. Dulles Intl Airport to Kalispell round-trip?

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Kalispell round-trip from $280. Another airline that can offer you cheap pricing is Delta. United Airlines is 53% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Dulles Intl to Kalispell that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Kalispell flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Kalispell?

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

  • Can I find deals for business class flights from Dulles Intl to Kalispell?

    Yes. Cheapflights offers flight deals from Dulles Intl to Kalispell 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. Dulles Intl Airport to Kalispell?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kalispell (average of $347). Flying from Washington, D.C. Dulles Intl Airport to Kalispell in March is currently the most expensive (average of $1,005). 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 Kalispell?

Book flights to Kalispell if you plan to visit one of these locations
Columbia Falls
East Glacier Park

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 Dulles Intl to Kalispell

Discover the top 2 airlines that operate flights from Dulles Intl to Kalispell. 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 August 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$280Average$556FlexibilityNo cancel feeOn-time69%
DeltaCheapest$336Average$383FlexibilityNo cancel feeOn-timeN/A

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.