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Dulles Intl

$156+ Cheap flights from Kalispell (FCA) to Dulles Intl (IAD)

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — IAD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Kalispell to Dulles Intl

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

Round-trip from

$310
(Hawaiian Airlines)

One-way from

$156
(Delta)

Popular in

August

Cheapest in

September

Average price

$340
From Kalispell Glacier Park to Washington, D.C. Dulles Intl
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One-way flight from Kalispell Glacier Park to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 8% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 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 Kalispell to Dulles Intl

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

This Hawaiian Airlines 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/222:37 pmFCA - IAD
1 stop7h 46mHawaiian Airlines
Sat 10/256:25 amIAD - FCA
1 stop7h 57mHawaiian Airlines
Deal found 9/10$310
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.
Wed 10/223:24 pmFCA - IAD
1 stop6h 16mDelta
Sat 10/256:05 amIAD - FCA
2 stops10h 24mDelta
Deal found 9/10$316
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/24:22 pmFCA - IAD
1 stop13h 11mAlaska Airlines
Fri 11/217:38 amIAD - FCA
1 stop13h 42mAlaska Airlines
Deal found 9/10$365
This Hawaiian 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:02 pmFCA - IAD
1 stop9h 31mHawaiian Airlines
Sun 10/56:25 amIAD - FCA
1 stop7h 57mHawaiian Airlines
Deal found 9/11$384
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/252:31 pmFCA - IAD
1 stop6h 51mUnited Airlines
Mon 9/296:30 amIAD - FCA
1 stop10h 57mUnited Airlines
Deal found 9/10$385
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/94:08 pmFCA - IAD
1 stop11h 28mUnited Airlines
Mon 10/132:45 pmIAD - FCA
1 stop8h 46mUnited Airlines
Deal found 9/9$436
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/182:55 pmFCA - IAD
1 stop6h 43mDelta
Sun 9/286:15 amIAD - FCA
1 stop9h 37mDelta
Deal found 9/11$446
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/182:55 pmFCA - IAD
1 stop6h 43mDelta
Mon 9/296:00 amIAD - FCA
2 stops9h 52mDelta
Deal found 9/11$451
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:02 pmFCA - IAD
1 stop9h 31mAlaska Airlines
Tue 9/306:09 pmIAD - FCA
1 stop7h 50mAlaska Airlines
Deal found 9/11$465

Cheapflights Fare Finder

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

Fly from

Kalispell

Fly to

Dulles Intl

Route

Depart

Return

Price

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 10/22

2:37 pm-12:23 am

1 stop7h 46m

Washington, D.C. Dulles Intl

Sat 10/25

6:25 am-12:22 pm

1 stop7h 57m

$310

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 10/2

4:22 pm-7:33 am

1 stop13h 11m

Washington, D.C. Dulles Intl

Fri 11/21

7:38 am-7:20 pm

1 stop13h 42m

$365

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Fri 10/3

8:02 pm-7:33 am

1 stop9h 31m

Washington, D.C. Dulles Intl

Sun 10/5

6:25 am-12:22 pm

1 stop7h 57m

$384

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 9/25

2:31 pm-11:22 pm

1 stop6h 51m

Washington, D.C. Dulles Intl

Mon 9/29

6:30 am-3:27 pm

1 stop10h 57m

$385

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 2/18

11:05 am-5:55 am

1 stop16h 50m

Washington, D.C. Dulles Intl

Fri 2/27

6:55 pm-10:18 am

1 stop17h 23m

$432

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 10/9

4:08 pm-5:36 am

1 stop11h 28m

Washington, D.C. Dulles Intl

Mon 10/13

2:45 pm-9:31 pm

1 stop8h 46m

$436

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 10/23

2:37 pm-12:23 am

1 stop7h 46m

Washington, D.C. Dulles Intl

Sun 10/26

7:43 am-1:27 pm

2 stops31h 44m

$472

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Sun 11/2

3:24 pm-11:39 pm

1 stop6h 15m

$156

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Mon 11/24

2:38 pm-11:15 pm

1 stop6h 37m

$156

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Sun 11/2

5:48 pm-12:11 am

3 stops28h 23m

$182

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 15 results
1
2

Best time to book a flight from Kalispell to Dulles Intl

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

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated September 11, 2025.
See what other customers who have flown with United Airlines from Kalispell to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Kalispell to Dulles Intl. 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. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Kalispell, you will be flying from Glacier Park, which is the city’s only airport. Kalispell Glacier Park (FCA) is located 8.4 mi from the center of Kalispell. There are 0 flights from Glacier Park to Washington, D.C. Dulles Intl per day from 1 airline.

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

    For as low as $385, Hawaiian Airlines can have you in Washington, D.C. Dulles Intl Airport from Kalispell in 6h 51m. The distance from Kalispell to Washington, D.C. Dulles Intl Airport is about 1928 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Kalispell to Washington, D.C. Dulles Intl Airport round-trip?

    Flying on United Airlines is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $393.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Kalispell to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Kalispell to Washington, D.C. Dulles Intl Airport in April 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

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Top airline flying from Kalispell to Dulles Intl

Discover the top airline that operate flights from Kalispell to Dulles Intl. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$393Average$659FlexibilityNo cancel feeOn-time69%

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