What is the cheapest airline that flies from Kalispell Glacier Park to Washington, D.C. Dulles Intl?

Delta and United Airlines are the most popular carriers operating from Kalispell Glacier Park to Washington, D.C. Dulles Intl

When did momondo last update prices for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport?

Prices for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport were last updated today.

How many operators does momondo search for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport?

As of December 2025, there is 1 operator available to choose from for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport.

How old do you have to be to fly from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$125 Cheap Flights from Kalispell to Washington, D.C. Dulles Intl Airport in 2025/26

Q: What is the typical price of a round-trip flight between Kalispell and Washington, D.C. Dulles Intl Airport?

Prices are currently low for flights on this route. Typical prices usually range from $365 to $541. The lowest price recently found on this route was $283.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Kalispell to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:40 pm - 12:59 am

FCA

IAD

9h 19m1 stop

4:11 pm - 9:59 pm

IAD

FCA

7h 48m1 stop

$283United Airlines

Sun, Jan 11 - Sat, Jan 17

7:46 pm - 4:26 pm

FCA

IAD

18h 40m1 stop

6:04 pm - 12:14 pm

IAD

FCA

20h 10m1 stop

$334Alaska Airlines

Thu, Jan 29 - Mon, Feb 2

6:25 am - 4:26 pm

FCA

IAD

8h 01m1 stop

6:04 pm - 1:14 pm

IAD

FCA

21h 10m2 stops

$382Alaska Airlines

Thu, Jan 29 - Mon, Feb 2

3:20 pm - 11:55 pm

FCA

IAD

6h 35m1 stop

7:00 am - 2:24 pm

IAD

FCA

9h 24m1 stop

$389Delta

Wed, Feb 18 - Fri, Feb 27

3:20 pm - 11:55 pm

FCA

IAD

6h 35m1 stop

7:00 am - 2:24 pm

IAD

FCA

9h 24m1 stop

$406Delta

Wed, Feb 18 - Fri, Feb 27

7:53 pm - 5:20 pm

FCA

IAD

19h 27m1 stop

6:20 pm - 11:57 pm

IAD

FCA

31h 37m2 stops

$458Alaska Airlines

Wed, Feb 18 - Fri, Feb 27

7:53 pm - 5:20 pm

FCA

IAD

19h 27m1 stop

6:27 pm - 1:13 pm

IAD

FCA

20h 46m2 stops

$478Alaska Airlines

Wed, Feb 18 - Fri, Feb 27

6:59 am - 5:58 pm

FCA

IAD

8h 59m1 stop

1:00 pm - 11:46 pm

IAD

FCA

12h 46m2 stops

$485Delta

Mon, Jun 8 - Wed, Jun 10

6:12 pm - 8:47 am

FCA

IAD

12h 35m2 stops

1:00 pm - 11:46 pm

IAD

FCA

12h 46m2 stops

$490Delta

Mon, Jun 8 - Wed, Jun 10

1:40 pm - 12:59 am

FCA

IAD

9h 19m1 stop

5:10 pm - 1:36 pm

IAD

FCA

22h 26m2 stops

$503United Airlines

Sun, Jan 11 - Sat, Jan 17

United Airlines flights from Kalispell to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Kalispell to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

Jan 11

FCA1:40 pmKalispell Glacier Park

9h 19m

1 stop

IAD12:59 amWashington, D.C. Dulles Intl

Jan 17

IAD4:11 pmWashington, D.C. Dulles Intl

7h 48m

1 stop

FCA9:59 pmKalispell Glacier Park

$283

Find similar

United Airlines

Jan 11

FCA1:40 pmKalispell Glacier Park

9h 19m

1 stop

IAD12:59 amWashington, D.C. Dulles Intl

Jan 17

IAD5:10 pmWashington, D.C. Dulles Intl

22h 26m

2 stops

FCA1:36 pmKalispell Glacier Park

$503

Find similar

United Airlines

Jan 29

FCA2:42 pmKalispell Glacier Park

14h 48m

2 stops

IAD7:30 amWashington, D.C. Dulles Intl

Feb 2

IAD8:21 amWashington, D.C. Dulles Intl

15h 38m

2 stops

FCA9:59 pmKalispell Glacier Park

$565

Find similar

Alaska Airlines flights from Kalispell to Washington, D.C. Dulles Intl Airport

Our best Alaska Airlines deals on Kalispell to Washington, D.C. Dulles Intl Airport flight tickets

Alaska Airlines

Jan 29

FCA7:46 pmKalispell Glacier Park

18h 40m

1 stop

IAD4:26 pmWashington, D.C. Dulles Intl

Feb 2

IAD6:04 pmWashington, D.C. Dulles Intl

20h 10m

1 stop

FCA12:14 pmKalispell Glacier Park

$334

Find similar

Alaska Airlines

Jan 29

FCA6:25 amKalispell Glacier Park

8h 01m

1 stop

IAD4:26 pmWashington, D.C. Dulles Intl

Feb 2

IAD6:04 pmWashington, D.C. Dulles Intl

21h 10m

2 stops

FCA1:14 pmKalispell Glacier Park

$382

Find similar

Alaska Airlines

Jan 29

FCA7:46 pmKalispell Glacier Park

18h 40m

1 stop

IAD4:26 pmWashington, D.C. Dulles Intl

Feb 2

IAD6:04 pmWashington, D.C. Dulles Intl

21h 10m

2 stops

FCA1:14 pmKalispell Glacier Park

$384

Find similar

momondo Fare Finder

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

Fly to

Route

Depart

Return

Price

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Sun 1/11

1:40 pm-12:59 am

1 stop9h 19m

Washington, D.C. Dulles Intl

Sat 1/17

4:11 pm-9:59 pm

1 stop7h 48m

$283

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 1/29

7:46 pm-4:26 pm

1 stop18h 40m

Washington, D.C. Dulles Intl

Mon 2/2

6:04 pm-12:14 pm

1 stop20h 10m

$334

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 1/29

6:25 am-4:26 pm

1 stop8h 01m

Washington, D.C. Dulles Intl

Mon 2/2

6:04 pm-1:14 pm

2 stops21h 10m

$382

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 2/18

3:20 pm-11:55 pm

1 stop6h 35m

Washington, D.C. Dulles Intl

Fri 2/27

7:00 am-2:24 pm

1 stop9h 24m

$389

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 2/18

3:20 pm-11:55 pm

1 stop6h 35m

Washington, D.C. Dulles Intl

Fri 2/27

7:00 am-2:24 pm

1 stop9h 24m

$406

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 2/18

7:53 pm-5:20 pm

1 stop19h 27m

Washington, D.C. Dulles Intl

Fri 2/27

6:20 pm-11:57 pm

2 stops31h 37m

$458

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 2/18

7:53 pm-5:20 pm

1 stop19h 27m

Washington, D.C. Dulles Intl

Fri 2/27

6:27 pm-1:13 pm

2 stops20h 46m

$478

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Mon 6/8

6:59 am-5:58 pm

1 stop8h 59m

Washington, D.C. Dulles Intl

Wed 6/10

1:00 pm-11:46 pm

2 stops12h 46m

$485

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Mon 6/8

6:12 pm-8:47 am

2 stops12h 35m

Washington, D.C. Dulles Intl

Wed 6/10

1:00 pm-11:46 pm

2 stops12h 46m

$490

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Sun 1/11

1:40 pm-12:59 am

1 stop9h 19m

Washington, D.C. Dulles Intl

Sat 1/17

5:10 pm-1:36 pm

2 stops22h 26m

$503

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kalispell to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Kalispell and Washington, D.C. Dulles Intl Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $360. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Kalispell to Washington, D.C. Dulles Intl Airport for around $918.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Kalispell in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $466 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $686 on average. Flights to Washington, D.C. Dulles Intl Airport from Kalispell at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Kalispell to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kalispell to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Kalispell to Washington, D.C. Dulles Intl Airport (FCA to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to Washington, D.C. Dulles Intl Airport

Fastest flight time	6h 29m
Direct flights	None

The fastest flight from Kalispell to Washington, D.C. Dulles Intl Airport takes 6h 29m

There are no direct flights from Kalispell to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Kalispell to Washington, D.C. Dulles Intl Airport.

Search flight deals

How far is Kalispell Glacier Park to Washington, D.C. Dulles Intl by plane?
The distance between Kalispell Glacier Park and Washington, D.C. Dulles Intl is about 1929.8 mi. By plane, this route typically takes 6h 29m.
When did momondo last update prices for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport were last updated today.
How many operators does momondo search for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport?
As of December 2025, there is 1 operator available to choose from for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Kalispell to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Kalispell to Washington, D.C. Dulles Intl Airport is United Airlines, representing 100% of all bookings.

Best airlines flying from Kalispell to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Kalispell to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $256	Free Cancellation	Rating 7.4 9,091 reviews		Search United Airlines flights

Alexandria

National Harbor

Gettysburg

Arlington

Winchester

Woodbridge

Waldorf

Tysons

Laurel

Colonial Beach

Silver Spring

Fredericksburg

Towson

Harpers Ferry

Rockville

Gaithersburg

Reston

Manassas

Sterling

Fairfax

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to Washington, D.C.?

It is quick and easy to find Kalispell to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from Kalispell to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Kalispell which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kalispell to Washington, D.C.?

Once you have performed a search for Kalispell to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kalispell to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Kalispell. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 1/17

Sat 1/24

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.

Cheap flights from Kalispell to Washington, D.C. from $125

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to Washington, D.C. departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Kalispell to Washington, D.C.

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

United Airlines flights from Kalispell to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Kalispell to Washington, D.C. Dulles Intl Airport flight tickets

Alaska Airlines flights from Kalispell to Washington, D.C. Dulles Intl Airport

Our best Alaska Airlines deals on Kalispell to Washington, D.C. Dulles Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Kalispell to Washington, D.C. Dulles Intl Airport that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Kalispell to Washington, D.C. Dulles Intl Airport

What is the typical price of a round-trip flight between Kalispell and Washington, D.C. Dulles Intl Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest airline that flies from Kalispell Glacier Park to Washington, D.C. Dulles Intl?

Delta and United Airlines are the most popular carriers operating from Kalispell Glacier Park to Washington, D.C. Dulles Intl

When to book flights from Kalispell to Washington, D.C. Dulles Intl Airport

Cheap Kalispell to Washington, D.C. Dulles Intl Airport (FCA to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to Washington, D.C. Dulles Intl Airport

Fastest flight time

Direct flights

How far is Kalispell Glacier Park to Washington, D.C. Dulles Intl by plane?

When did momondo last update prices for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport?

How many operators does momondo search for flights from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport?

How old do you have to be to fly from Kalispell Glacier Park Airport to Washington, D.C. Dulles Intl Airport?

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

What is the most popular airline from Kalispell to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Kalispell to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Kalispell to Washington, D.C. Dulles Intl Airport with momondo

Traveling to a place near Washington, D.C.?

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to Washington, D.C.?

Can I find flights from Kalispell to Washington, D.C. with flexible booking policies on momondo?

How can momondo help me find flights from Kalispell to Washington, D.C.?

I’m not ready to book a flight from Kalispell to Washington, D.C. right now. Can momondo alert me if prices change?

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington, D.C.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo