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Cheap flights from Kalispell to District of Columbia 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 District of Columbia 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.
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0 bags

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Find the cheapest flights from Kalispell to District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
2:49 pm - 11:32 pm
FCA
-
IAD
6h 43m
1 stop
Delta Logo
6:00 am - 1:19 pm
IAD
-
FCA
9h 19m
1 stop
$237Delta
Tue, Apr 14 - Sat, Apr 18
Delta Logo
2:49 pm - 11:32 pm
FCA
-
IAD
6h 43m
1 stop
Delta Logo
6:00 am - 1:19 pm
IAD
-
FCA
9h 19m
1 stop
$249Delta
Tue, Apr 14 - Sat, Apr 18
Delta Logo
2:49 pm - 11:32 pm
FCA
-
IAD
6h 43m
1 stop
Delta Logo
6:00 am - 1:19 pm
IAD
-
FCA
9h 19m
2 stops
$289Delta
Tue, Apr 14 - Sat, Apr 18
United Airlines Logo
2:33 pm - 11:34 pm
FCA
-
IAD
7h 01m
1 stop
United Airlines Logo
2:37 pm - 9:57 pm
IAD
-
FCA
9h 20m
1 stop
$292United Airlines
Thu, Apr 30 - Tue, May 5
Delta Logo
12:24 pm - 11:32 pm
FCA
-
IAD
9h 08m
1 stop
Delta Logo
6:00 am - 1:33 pm
IAD
-
FCA
9h 33m
1 stop
$305Delta
Tue, May 12 - Mon, May 18
United Airlines Logo
2:29 pm - 12:37 am
FCA
-
IAD
8h 08m
1 stop
United Airlines Logo
6:15 am - 11:41 am
IAD
-
FCA
7h 26m
1 stop
$339United Airlines
Thu, May 21 - Sun, May 24
United Airlines Logo
2:29 pm - 12:37 am
FCA
-
IAD
8h 08m
1 stop
United Airlines Logo
8:15 am - 3:53 pm
IAD
-
FCA
9h 38m
2 stops
$379United Airlines
Thu, May 21 - Sun, May 24
Alaska Airlines Logo
6:35 am - 6:59 pm
FCA
-
DCA
10h 24m
2 stops
Alaska Airlines Logo
3:15 pm - 11:51 pm
DCA
-
FCA
10h 36m
2 stops
$655Alaska Airlines
Thu, Apr 30 - Tue, May 5
United Airlines Logo
12:35 pm - 10:49 pm
FCA
-
DCA
8h 14m
1 stop
United Airlines Logo
6:30 am - 11:41 am
DCA
-
FCA
7h 11m
1 stop
$688United Airlines
Sat, Jun 13 - Fri, Jun 19
Alaska Airlines Logo
8:26 pm - 9:59 pm
FCA
-
DCA
23h 33m
1 stop
Alaska Airlines Logo
8:00 am - 7:46 pm
DCA
-
FCA
13h 46m
1 stop
$881Alaska Airlines
Wed, Mar 25 - Sun, Mar 29

United Airlines flights from Kalispell to District of Columbia

Our best United Airlines deals on Kalispell to District of Columbia flight tickets
United Airlines
Apr 30
FCA2:33 pmKalispell Glacier Park
7h 01m
1 stop
IAD11:34 pmWashington, D.C. Dulles Intl
May 5
IAD2:37 pmWashington, D.C. Dulles Intl
9h 20m
1 stop
FCA9:57 pmKalispell Glacier Park
$292
United Airlines
May 21
FCA2:29 pmKalispell Glacier Park
8h 08m
1 stop
IAD12:37 amWashington, D.C. Dulles Intl
May 24
IAD6:15 amWashington, D.C. Dulles Intl
7h 26m
1 stop
FCA11:41 amKalispell Glacier Park
$339
United Airlines
May 21
FCA2:29 pmKalispell Glacier Park
8h 08m
1 stop
IAD12:37 amWashington, D.C. Dulles Intl
May 24
IAD8:15 amWashington, D.C. Dulles Intl
9h 38m
2 stops
FCA3:53 pmKalispell Glacier Park
$379

Alaska Airlines flights from Kalispell to District of Columbia

Our best Alaska Airlines deals on Kalispell to District of Columbia flight tickets
Alaska Airlines
Mar 5
FCA7:53 pmKalispell Glacier Park
7h 47m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
Mar 9
IAD7:05 amWashington, D.C. Dulles Intl
31h 07m
1 stop
FCA12:12 pmKalispell Glacier Park
$422
Alaska Airlines
Apr 30
FCA7:28 pmKalispell Glacier Park
8h 22m
1 stop
IAD5:50 amWashington, D.C. Dulles Intl
May 5
IAD9:00 amWashington, D.C. Dulles Intl
30h 03m
2 stops
FCA1:03 pmKalispell Glacier Park
$447
Alaska Airlines
Mar 5
FCA7:53 pmKalispell Glacier Park
7h 47m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
Mar 10
IAD7:05 amWashington, D.C. Dulles Intl
31h 07m
1 stop
FCA12:12 pmKalispell Glacier Park
$457

momondo Fare Finder

 
Customize your flight search to find flights from Kalispell to District of Columbia 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, momondo users made 832,500 searches. Data last updated February 9, 2026.
Use the filters below to find and compare flights from Kalispell to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Tue 4/14

2:49 pm-11:32 pm

1 stop6h 43m

Washington, D.C. Dulles Intl

Sat 4/18

6:00 am-1:19 pm

1 stop9h 19m

$237

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Tue 4/14

2:49 pm-11:32 pm

1 stop6h 43m

Washington, D.C. Dulles Intl

Sat 4/18

6:00 am-1:19 pm

1 stop9h 19m

$249

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Tue 4/14

2:49 pm-11:32 pm

1 stop6h 43m

Washington, D.C. Dulles Intl

Sat 4/18

6:00 am-1:19 pm

2 stops9h 19m

$289

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 4/30

2:33 pm-11:34 pm

1 stop7h 01m

Washington, D.C. Dulles Intl

Tue 5/5

2:37 pm-9:57 pm

1 stop9h 20m

$292

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Tue 5/12

12:24 pm-11:32 pm

1 stop9h 08m

Washington, D.C. Dulles Intl

Mon 5/18

6:00 am-1:33 pm

1 stop9h 33m

$305

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 5/21

2:29 pm-12:37 am

1 stop8h 08m

Washington, D.C. Dulles Intl

Sun 5/24

6:15 am-11:41 am

1 stop7h 26m

$339

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Thu 5/21

2:29 pm-12:37 am

1 stop8h 08m

Washington, D.C. Dulles Intl

Sun 5/24

8:15 am-3:53 pm

2 stops9h 38m

$379

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Thu 4/30

6:35 am-6:59 pm

2 stops10h 24m

Washington, D.C. Reagan-National

Tue 5/5

3:15 pm-11:51 pm

2 stops10h 36m

$655

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Sat 6/13

12:35 pm-10:49 pm

1 stop8h 14m

Washington, D.C. Reagan-National

Fri 6/19

6:30 am-11:41 am

1 stop7h 11m

$688

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 3/25

8:26 pm-9:59 pm

1 stop23h 33m

Washington, D.C. Reagan-National

Sun 3/29

8:00 am-7:46 pm

1 stop13h 46m

$881

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to District of Columbia from

How to get the cheapest flight ticket from Kalispell to District of Columbia

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

What is the cheapest airline that flies from Kalispell Glacier Park to District of Columbia?

Delta, American Airlines, and Alaska Airlines are the most popular carriers operating from Kalispell Glacier Park to District of Columbia

What airlines fly to District of Columbia?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to District of Columbia from Kalispell according to our data. United Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 4 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

Cheap Kalispell to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to District of Columbia

Fastest flight time

6h 05m

Direct flights

None
The fastest flight from Kalispell to District of Columbia takes 6h 05m
There are no direct flights from Kalispell to District of Columbia. There are no popular flight routes from Kalispell to District of Columbia.
Search flight deals

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to District of Columbia?

    Prices for flights from Kalispell Glacier Park Airport to District of Columbia are updated daily.

  • How many operators does momondo search for flights from Kalispell Glacier Park Airport to District of Columbia?

  • How old do you have to be to fly from Kalispell Glacier Park Airport to District of Columbia?

    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 District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The travel and health documents required for your trip to District of Columbia 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 District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Kalispell to District of Columbia

Compare and see reviews for airlines that fly from Kalispell to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $310Free CancellationRating
7.4
9,257 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to District of Columbia?

It is quick and easy to find Kalispell to District of Columbia 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 District of Columbia that suits you.

Can I find flights from Kalispell to District of Columbia with flexible booking policies on momondo?

All flight searches from Kalispell to District of Columbia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Kalispell to District of Columbia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to District of Columbia from Kalispell.

I’m not ready to book a flight from Kalispell to District of Columbia right now. Can momondo alert me if prices change?

Price alerts on flights to District of Columbia from Kalispell are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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