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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.
1 adult
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.
United Airlines Logo
2:42 pm - 11:22 pm
FCA
-
IAD
6h 40m1 stop
United Airlines Logo
2:21 pm - 9:27 pm
IAD
-
FCA
9h 06m1 stop
$249United Airlines
Wed, Feb 4 - Wed, Apr 8
Delta Logo
3:21 pm - 11:26 pm
FCA
-
DCA
6h 05m1 stop
Delta Logo
6:25 am - 1:28 pm
DCA
-
FCA
9h 03m1 stop
$274Delta
Wed, Feb 4 - Wed, Apr 8
Delta Logo
5:24 am - 6:04 pm
FCA
-
DCA
10h 40m2 stops
Delta Logo
6:25 am - 1:28 pm
DCA
-
FCA
9h 03m1 stop
$279Delta
Wed, Feb 4 - Wed, Apr 8
Delta Logo
6:05 pm - 9:13 am
FCA
-
IAD
13h 08m2 stops
Delta Logo
7:00 am - 1:28 pm
IAD
-
FCA
8h 28m1 stop
$339Delta
Wed, Feb 4 - Wed, Apr 8
Delta Logo
5:24 am - 6:04 pm
FCA
-
DCA
10h 40m2 stops
Delta Logo
12:29 pm - 11:41 pm
DCA
-
FCA
13h 12m2 stops
$384Delta
Wed, Feb 4 - Wed, Apr 8
Alaska Airlines Logo
7:46 pm - 9:59 pm
FCA
-
DCA
24h 13m1 stop
Alaska Airlines Logo
8:00 am - 5:51 pm
DCA
-
FCA
11h 51m1 stop
$399Alaska Airlines
Wed, Feb 4 - Wed, Apr 8
Alaska Airlines Logo
7:46 pm - 8:00 pm
FCA
-
DCA
22h 14m2 stops
Alaska Airlines Logo
5:01 pm - 11:58 pm
DCA
-
FCA
8h 57m1 stop
$426Alaska Airlines
Wed, Jan 14 - Sat, Jan 17
Alaska Airlines Logo
12:54 pm - 9:59 pm
FCA
-
DCA
31h 05m2 stops
Alaska Airlines Logo
8:00 am - 11:58 pm
DCA
-
FCA
17h 58m1 stop
$428Alaska Airlines
Wed, Feb 4 - Wed, Apr 8
United Airlines Logo
2:42 pm - 11:22 pm
FCA
-
IAD
6h 40m1 stop
United Airlines Logo
2:24 pm - 9:59 pm
IAD
-
FCA
9h 35m1 stop
$429United Airlines
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
2:42 pm - 11:22 pm
FCA
-
IAD
6h 40m1 stop
United Airlines Logo
5:10 pm - 1:36 pm
IAD
-
FCA
22h 26m2 stops
$438United Airlines
Wed, Jan 14 - Sat, Jan 17

United Airlines flights from Kalispell to District of Columbia

Our best United Airlines deals on Kalispell to District of Columbia flight tickets
United Airlines
Feb 4
FCA2:42 pmKalispell Glacier Park
6h 40m
1 stop
IAD11:22 pmWashington, D.C. Dulles Intl
Apr 8
IAD2:21 pmWashington, D.C. Dulles Intl
9h 06m
1 stop
FCA9:27 pmKalispell Glacier Park
$249
Find similar
United Airlines
Jan 14
FCA2:42 pmKalispell Glacier Park
6h 40m
1 stop
IAD11:22 pmWashington, D.C. Dulles Intl
Jan 17
IAD2:24 pmWashington, D.C. Dulles Intl
9h 35m
1 stop
FCA9:59 pmKalispell Glacier Park
$429
Find similar
United Airlines
Jan 14
FCA2:42 pmKalispell Glacier Park
6h 40m
1 stop
IAD11:22 pmWashington, D.C. Dulles Intl
Jan 17
IAD5:10 pmWashington, D.C. Dulles Intl
22h 26m
2 stops
FCA1:36 pmKalispell Glacier Park
$438
Find similar

Delta flights from Kalispell to District of Columbia

Our best Delta deals on Kalispell to District of Columbia flight tickets
Delta
Feb 4
FCA3:21 pmKalispell Glacier Park
6h 05m
1 stop
DCA11:26 pmWashington, D.C. Reagan-National
Apr 8
DCA6:25 amWashington, D.C. Reagan-National
9h 03m
1 stop
FCA1:28 pmKalispell Glacier Park
$274
Find similar
Delta
Feb 4
FCA5:24 amKalispell Glacier Park
10h 40m
2 stops
DCA6:04 pmWashington, D.C. Reagan-National
Apr 8
DCA6:25 amWashington, D.C. Reagan-National
9h 03m
1 stop
FCA1:28 pmKalispell Glacier Park
$279
Find similar
Delta
Feb 4
FCA6:05 pmKalispell Glacier Park
13h 08m
2 stops
IAD9:13 amWashington, D.C. Dulles Intl
Apr 8
IAD7:00 amWashington, D.C. Dulles Intl
8h 28m
1 stop
FCA1:28 pmKalispell Glacier Park
$339
Find similar

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 December 22, 2025.
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

Wed 2/4

2:42 pm-11:22 pm

1 stop6h 40m

Washington, D.C. Dulles Intl

Wed 4/8

2:21 pm-9:27 pm

1 stop9h 06m

$249

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 2/4

3:21 pm-11:26 pm

1 stop6h 05m

Washington, D.C. Reagan-National

Wed 4/8

6:25 am-1:28 pm

1 stop9h 03m

$274

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 2/4

5:24 am-6:04 pm

2 stops10h 40m

Washington, D.C. Reagan-National

Wed 4/8

6:25 am-1:28 pm

1 stop9h 03m

$279

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 2/4

6:05 pm-9:13 am

2 stops13h 08m

Washington, D.C. Dulles Intl

Wed 4/8

7:00 am-1:28 pm

1 stop8h 28m

$339

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 2/4

5:24 am-6:04 pm

2 stops10h 40m

Washington, D.C. Reagan-National

Wed 4/8

12:29 pm-11:41 pm

2 stops13h 12m

$384

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 2/4

7:46 pm-9:59 pm

1 stop24h 13m

Washington, D.C. Reagan-National

Wed 4/8

8:00 am-5:51 pm

1 stop11h 51m

$399

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 1/14

7:46 pm-8:00 pm

2 stops22h 14m

Washington, D.C. Reagan-National

Sat 1/17

5:01 pm-11:58 pm

1 stop8h 57m

$426

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

Wed 2/4

12:54 pm-9:59 pm

2 stops31h 05m

Washington, D.C. Reagan-National

Wed 4/8

8:00 am-11:58 pm

1 stop17h 58m

$428

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 1/14

2:42 pm-11:22 pm

1 stop6h 40m

Washington, D.C. Dulles Intl

Sat 1/17

2:24 pm-9:59 pm

1 stop9h 35m

$429

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

Wed 1/14

2:42 pm-11:22 pm

1 stop6h 40m

Washington, D.C. Dulles Intl

Sat 1/17

5:10 pm-1:36 pm

2 stops22h 26m

$438

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 day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Wednesday when prices can be found for as low as $408. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Kalispell because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,233.

What is the cheapest time of day to depart on your flight to District of Columbia?

Flying to District of Columbia from Kalispell at noon is the least expensive time of day to depart. momondo users have found prices as low as $451 when looking at flights departing at noon. Flights to District of Columbia are more costly in the morning, with an average ticket price of $651. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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
DeltaPriceFrom $203Free CancellationRating
7.9
8,014 reviews
Search Delta flights
United AirlinesPriceFrom $256Free CancellationRating
7.4
9,102 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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