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Dulles Intl

$129+ 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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — IAD
May 4 — May 111
Sun 5/4
Sun 5/11
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 April 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$291
(United Airlines)

One-way from

$129
(Delta)

Popular in

July

Cheapest in

September

Average price

$549
Provider with most accurate pricing for Kalispell Glacier Park-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kalispell Glacier Park-Washington, D.C. Dulles Intl flights.
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From Kalispell Glacier Park to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Kalispell Glacier Park to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 26% potential increase in price ($215 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/242:32 pmFCA - IAD
1 stop8h 13mUnited Airlines
Tue 7/296:35 amIAD - FCA
1 stop7h 01mUnited Airlines
Deal found 4/29$291
This Delta deal was found by Cheapflights users on 4/29. 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 6/266:11 pmFCA - IAD
2 stops12h 49mDelta
Mon 6/303:31 pmIAD - FCA
2 stops10h 15mDelta
Deal found 4/29$332
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/211:44 amFCA - IAD
1 stop8h 55mAmerican Airlines
Tue 7/86:27 amIAD - FCA
1 stop10h 06mAmerican Airlines
Deal found 4/29$421
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Sat 5/32:15 pmFCA - IAD
1 stop7h 43mAlaska Airlines
Mon 5/126:30 amIAD - FCA
1 stop11h 00mAlaska Airlines
Deal found 4/29$445

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 April 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 7/24

2:32 pm-12:45 am

1 stop8h 13m

Washington, D.C. Dulles Intl

Tue 7/29

6:35 am-11:36 am

1 stop7h 01m

$291

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 6/26

6:11 pm-9:00 am

2 stops12h 49m

Washington, D.C. Dulles Intl

Mon 6/30

3:31 pm-11:46 pm

2 stops10h 15m

$332

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 7/2

11:44 am-10:39 pm

1 stop8h 55m

Washington, D.C. Dulles Intl

Tue 7/8

6:27 am-2:33 pm

1 stop10h 06m

$421

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Mon 6/16

8:00 pm-7:27 am

1 stop9h 27m

Washington, D.C. Dulles Intl

Fri 6/20

7:59 pm-11:59 pm

2 stops30h 00m

$496

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 6/19

2:55 pm-11:19 pm

1 stop6h 24m

$129

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Tue 6/17

10:44 am-9:04 pm

1 stop8h 20m

$161

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Tue 6/24

8:00 pm-7:27 am

1 stop9h 27m

$189

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Sat 8/16

8:00 pm-7:27 am

1 stop9h 27m

$254

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Sun 7/6

4:53 pm-12:49 pm

2 stops17h 56m

$496

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Kalispell to Dulles Intl

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 Kalispell to Dulles Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 Kalispell-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kalispell-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Kalispell-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kalispell-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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. Dulles Intl 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 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, August is the cheapest month in which you can book a flight from Kalispell to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Kalispell to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 April 29, 2025.
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 United Airlines is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $291. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $332 and $421, respectively. Users have found that United Airlines is 51% 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 $129 on Delta. Other airlines that offer cheap prices include United Airlines from $161 and Hawaiian Airlines from $189 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, August is the cheapest month in which you can book a flight from Kalispell to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Kalispell to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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
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Gaithersburg
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Falls Church
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National Harbor
Oxon Hill

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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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$397Average$659FlexibilityNo cancel feeOn-time69%

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