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

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

What airlines fly to Washington, D.C.?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Washington, D.C. from Kalispell according to our data. United Airlines is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 4 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

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

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

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

As of July 2026, there are 2 operators available to choose from for flights from Kalispell Glacier Park Airport to Washington, D.C..

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kalispell Glacier Park Airport to Washington, D.C..

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

The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$157 Cheap Flights from Kalispell to Washington, D.C. in 2026

Discover deals from 900+ travel sites with momondo.

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.

6:20 am - 5:50 pm

FCA

IAD

9h 30m

1 stop

4:15 pm - 9:21 pm

IAD

FCA

7h 06m

1 stop

$379United Airlines

Wed, Sep 9 - Sat, Sep 12

1:34 pm - 11:59 pm

FCA

DCA

8h 25m

1 stop

7:45 am - 1:27 pm

DCA

FCA

7h 42m

1 stop

$379American Airlines

Thu, Oct 1 - Mon, Oct 5

5:15 am - 4:44 pm

FCA

DCA

9h 29m

1 stop

2:45 pm - 11:56 pm

DCA

FCA

11h 11m

2 stops

$384Delta

Thu, Aug 6 - Wed, Aug 12

8:21 pm - 6:30 am

FCA

BWI

8h 09m

1 stop

7:02 am - 7:05 pm

BWI

FCA

14h 03m

1 stop

$394Alaska Airlines

Thu, Oct 1 - Mon, Oct 5

2:40 pm - 11:19 pm

FCA

BWI

6h 39m

1 stop

6:15 am - 1:25 pm

BWI

FCA

9h 10m

1 stop

$404Delta

Thu, Oct 1 - Mon, Oct 5

2:40 pm - 11:19 pm

FCA

BWI

6h 39m

1 stop

5:40 pm - 11:43 pm

BWI

FCA

8h 03m

2 stops

$409Delta

Thu, Oct 1 - Mon, Oct 5

2:40 pm - 11:55 pm

FCA

DCA

7h 15m

1 stop

2:45 pm - 11:43 pm

DCA

FCA

10h 58m

2 stops

$414Delta

Thu, Oct 1 - Mon, Oct 5

4:50 pm - 10:00 am

FCA

DCA

15h 10m

1 stop

5:00 am - 11:36 am

DCA

FCA

8h 36m

1 stop

$427American Airlines

Wed, Aug 12 - Tue, Aug 18

2:31 pm - 11:19 pm

FCA

IAD

6h 48m

1 stop

8:20 am - 3:54 pm

IAD

FCA

9h 34m

2 stops

$446United Airlines

Wed, Sep 9 - Wed, Sep 16

2:08 pm - 11:59 pm

FCA

IAD

7h 51m

1 stop

7:00 am - 7:05 pm

IAD

FCA

14h 05m

1 stop

$478Alaska Airlines

Thu, Oct 1 - Mon, Oct 5

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United Airlines flights from Kalispell to Washington, D.C.

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

United Airlines

Sep 9

FCA6:20 amKalispell Glacier Park

9h 30m

1 stop

IAD5:50 pmWashington, D.C. Dulles Intl

Sep 12

IAD4:15 pmWashington, D.C. Dulles Intl

7h 06m

1 stop

FCA9:21 pmKalispell Glacier Park

$379

United Airlines

Sep 9

FCA2:31 pmKalispell Glacier Park

6h 48m

1 stop

IAD11:19 pmWashington, D.C. Dulles Intl

Sep 16

IAD8:20 amWashington, D.C. Dulles Intl

9h 34m

2 stops

FCA3:54 pmKalispell Glacier Park

$446

United Airlines

Aug 6

FCA6:20 amKalispell Glacier Park

6h 39m

1 stop

DCA2:59 pmWashington, D.C. Reagan-National

Aug 16

DCA1:04 pmWashington, D.C. Reagan-National

7h 50m

1 stop

FCA6:54 pmKalispell Glacier Park

$476

Alaska Airlines flights from Kalispell to Washington, D.C.

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

Alaska Airlines

Oct 1

FCA8:21 pmKalispell Glacier Park

8h 09m

1 stop

BWI6:30 amBaltimore/Washington

Oct 5

BWI7:02 amBaltimore/Washington

14h 03m

1 stop

FCA7:05 pmKalispell Glacier Park

$394

Alaska Airlines

Oct 1

FCA2:08 pmKalispell Glacier Park

7h 51m

1 stop

IAD11:59 pmWashington, D.C. Dulles Intl

Oct 5

IAD7:00 amWashington, D.C. Dulles Intl

14h 05m

1 stop

FCA7:05 pmKalispell Glacier Park

$478

Alaska Airlines

Sep 9

FCA8:21 pmKalispell Glacier Park

8h 09m

1 stop

BWI6:30 amBaltimore/Washington

Sep 16

BWI7:50 amBaltimore/Washington

11h 38m

1 stop

FCA5:28 pmKalispell Glacier Park

$479

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 9/9

6:20 am-5:50 pm

1 stop9h 30m

Washington, D.C. Dulles Intl

Sat 9/12

4:15 pm-9:21 pm

1 stop7h 06m

$379

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Thu 10/1

1:34 pm-11:59 pm

1 stop8h 25m

Washington, D.C. Reagan-National

Mon 10/5

7:45 am-1:27 pm

1 stop7h 42m

$379

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Thu 8/6

5:15 am-4:44 pm

1 stop9h 29m

Washington, D.C. Reagan-National

Wed 8/12

2:45 pm-11:56 pm

2 stops11h 11m

$384

KalispellBaltimore

FCA - BWI

FCABWI

Kalispell Glacier Park

Thu 10/1

8:21 pm-6:30 am

1 stop8h 09m

Baltimore/Washington

Mon 10/5

7:02 am-7:05 pm

1 stop14h 03m

$394

KalispellBaltimore

FCA - BWI

FCABWI

Kalispell Glacier Park

Thu 10/1

2:40 pm-11:19 pm

1 stop6h 39m

Baltimore/Washington

Mon 10/5

6:15 am-1:25 pm

1 stop9h 10m

$404

Quickest round-trip

KalispellBaltimore

FCA - BWI

FCABWI

Kalispell Glacier Park

Thu 10/1

2:40 pm-11:19 pm

1 stop6h 39m

Baltimore/Washington

Mon 10/5

5:40 pm-11:43 pm

2 stops8h 03m

$409

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Thu 10/1

2:40 pm-11:55 pm

1 stop7h 15m

Washington, D.C. Reagan-National

Mon 10/5

2:45 pm-11:43 pm

2 stops10h 58m

$414

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 8/12

4:50 pm-10:00 am

1 stop15h 10m

Washington, D.C. Reagan-National

Tue 8/18

5:00 am-11:36 am

1 stop8h 36m

$427

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 9/9

2:31 pm-11:19 pm

1 stop6h 48m

Washington, D.C. Dulles Intl

Wed 9/16

8:20 am-3:54 pm

2 stops9h 34m

$446

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 10/1

2:08 pm-11:59 pm

1 stop7h 51m

Washington, D.C. Dulles Intl

Mon 10/5

7:00 am-7:05 pm

1 stop14h 05m

$478

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.

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 cheapest month to fly to Washington, D.C.?

The month of June is, on average, the cheapest month to fly to Washington, D.C. from Kalispell, with most prices found around $0. If you’re not able to fly to Washington, D.C. in June, then January is your next best option. Flight prices from Kalispell to Washington, D.C. during January average around $0.

How have Kalispell to Washington, D.C. flight prices changed over time?

As of July 2026, prices for Kalispell to Washington, D.C. flights are approximately 73% more expensive when compared to flights at the same time last year.

When to book flights from Kalispell to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Kalispell to Washington, D.C. 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. (FCA to WAS) flight deals and tips

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

Fastest flight time	6h 04m
Direct flights	None

The fastest flight from Kalispell to Washington, D.C. takes 6h 04m

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

Search flight deals

Frequently asked questions about flying from Kalispell to Washington, D.C.

How far is Kalispell Glacier Park to Washington, D.C. by plane?
A flight from Kalispell Glacier Park to Washington, D.C. will travel around 1950.3 mi. By plane, this route typically takes 6h 04m.
When did momondo last update prices for flights from Kalispell Glacier Park Airport to Washington, D.C.?
Prices for flights from Kalispell Glacier Park Airport to Washington, D.C. were last updated today.
How many operators does momondo search for flights from Kalispell Glacier Park Airport to Washington, D.C.?
As of July 2026, there are 2 operators available to choose from for flights from Kalispell Glacier Park Airport to Washington, D.C..
How old do you have to be to fly from Kalispell Glacier Park Airport to Washington, D.C.?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kalispell Glacier Park Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Kalispell to Washington, D.C.?
momondo data reveals that the most frequently booked airline on the route from Kalispell to Washington, D.C. is United Airlines, representing 100% of all bookings.

Best airlines flying from Kalispell to Washington, D.C.

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $249	Free Cancellation	Rating 7.8 8,472 reviews		Search Delta flights
United Airlines	PriceFrom $256	Free Cancellation	Rating 7.4 10,011 reviews		Search United Airlines flights

Alexandria

National Harbor

Arlington

Gettysburg

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Manassas

Towson

Silver Spring

Colonial Beach

Springfield

Tysons

Fairfax

College Park

Edgewood

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?

Yes. All flights to Washington, D.C. from Kalispell on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

If you are not ready to book a flight from Kalispell to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Kalispell to Washington, D.C. from $157

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 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Kalispell to Washington, D.C.

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

Alaska Airlines flights from Kalispell to Washington, D.C.

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

momondo Fare Finder

Use the filters below to find and compare flights from Kalispell to Washington, D.C. 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.

What is the cheapest month to fly to Washington, D.C.?

How have Kalispell to Washington, D.C. flight prices changed over time?

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

What airlines fly to Washington, D.C.?

When to book flights from Kalispell to Washington, D.C.

Cheap Kalispell to Washington, D.C. (FCA to WAS) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Kalispell to Washington, D.C.

Best airlines flying from Kalispell to Washington, D.C.

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

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

Why use momondo?

An easier way to manage your Washington, D.C. 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 the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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