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Dulles Intl

$145+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — IAD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$290
(Alaska Airlines)

One-way from

$145
(Hawaiian Airlines)

Popular in

February

Cheapest in

May

Average price

$862
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. 13% potential increase in price ($89 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 9/118:02 pmFCA - IAD
1 stop9h 31mAlaska Airlines
Mon 9/156:09 pmIAD - FCA
1 stop7h 50mAlaska Airlines
Deal found 7/29$290
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. 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.
Thu 10/28:02 pmFCA - IAD
1 stop9h 31mHawaiian Airlines
Mon 10/136:25 amIAD - FCA
1 stop7h 57mHawaiian Airlines
Deal found 7/28$345
This American Airlines deal was found by Cheapflights users on 7/27. 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 9/253:30 pmFCA - IAD
2 stops16h 37mAmerican Airlines
Mon 9/296:25 amIAD - FCA
1 stop9h 58mAmerican Airlines
Deal found 7/27$380
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 8/226:30 amFCA - IAD
1 stop8h 13mUnited Airlines
Mon 8/253:48 pmIAD - FCA
1 stop7h 52mUnited Airlines
Deal found 7/28$466
This Delta deal was found by Cheapflights users on 7/29. 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 9/115:20 amFCA - IAD
2 stops11h 02mDelta
Mon 9/155:00 pmIAD - FCA
2 stops8h 44mDelta
Deal found 7/29$475

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 July 29, 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

Thu 9/11

8:02 pm-7:33 am

1 stop9h 31m

Washington, D.C. Dulles Intl

Mon 9/15

6:09 pm-11:59 pm

1 stop7h 50m

$290

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 10/2

8:02 pm-7:33 am

1 stop9h 31m

Washington, D.C. Dulles Intl

Mon 10/13

6:25 am-12:22 pm

1 stop7h 57m

$345

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 9/25

3:30 pm-10:07 am

2 stops16h 37m

Washington, D.C. Dulles Intl

Mon 9/29

6:25 am-2:23 pm

1 stop9h 58m

$380

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Fri 8/22

6:30 am-4:43 pm

1 stop8h 13m

Washington, D.C. Dulles Intl

Mon 8/25

3:48 pm-9:40 pm

1 stop7h 52m

$466

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 9/11

5:20 am-6:22 pm

2 stops11h 02m

Washington, D.C. Dulles Intl

Mon 9/15

5:00 pm-11:44 pm

2 stops8h 44m

$475

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Tue 9/30

8:02 pm-7:33 am

1 stop9h 31m

$145

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Tue 9/30

6:10 pm-9:09 am

2 stops12h 59m

$151

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 9/3

6:30 am-3:34 pm

1 stop7h 04m

$187

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 9/25

4:53 pm-12:18 pm

2 stops17h 25m

$257

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Sun 8/24

9:30 pm-9:09 pm

3 stops21h 39m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 11 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.

Cheapflights Insights

Everything you need to know about your flight from Kalispell to Washington, D.C. Dulles Intl Airport

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

Currently, July is the cheapest month in which you can book a flight from Kalispell to Washington, D.C. Dulles Intl Airport (average of $306). 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.

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 July 29, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

  • What are the cheapest airlines flying from Kalispell to Washington, D.C. Dulles Intl Airport round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $290. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and American Airlines, with the lowest prices starting at $345 and $380, respectively. Users have found that Alaska Airlines is 47% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Kalispell to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $145 on Hawaiian Airlines. Other airlines that offer cheap prices include Delta from $151 and United Airlines from $187 one-way.

  • 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, July is the cheapest month in which you can book a flight from Kalispell to Washington, D.C. Dulles Intl Airport (average of $306). 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
Arlington
Alexandria
Tysons
Silver Spring
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Easton
Fairfax
Manassas
Falls Church
Waldorf
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Bowie

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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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$393Average$648FlexibilityNo cancel feeOn-time69%

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