How long is the flight from Kalispell to Washington, D.C.?

Departing from Kalispell to Washington, D.C. will take you 6h 29m. The distance from Kalispell to Washington, D.C. is about 1928 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Kalispell to Washington, D.C. round-trip?

Currently priced at $256, United Airlines will fly you from Kalispell to Washington, D.C. and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $290. United Airlines is 48% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Kalispell to Washington, D.C. one-way?

The cheapest airlines for a one-way flight from Kalispell to Washington, D.C. are United Airlines ($125), Delta ($125), and Alaska Airlines ($150).

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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).

What are the most popular routes from Kalispell to Washington, D.C.?

Most travelers choose Kalispell Glacier Park - Washington, D.C. Dulles Intl, Kalispell Glacier Park - Baltimore/Washington or Kalispell Glacier Park - Washington, D.C. Reagan-National when deciding on the best route from Kalispell to Washington, D.C..

What is the cheapest time of day to fly from FCA to WAS?

When flying from Kalispell to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Kalispell-Washington, D.C. 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. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Kalispell-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Kalispell-Washington, D.C. 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. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Kalispell to Washington, D.C.?

Kalispell Glacier Park (FCA) is the airport you will fly out of if you book a flight from Kalispell to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Glacier Park; the airport handles an average of 0 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Kalispell airport to Washington, D.C.. It is only a 8.4 mi journey to Glacier Park (FCA) from Kalispell’s city center.

Can I find deals for flights from Kalispell to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Kalispell to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Kalispell to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kalispell to Washington, D.C..

Can I find deals for business class flights from Kalispell to Washington, D.C.?

Yes. Cheapflights offers flight deals from Kalispell to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$125+ Flights from Kalispell to Washington, D.C.

Q: How much does it cost to fly round-trip from Kalispell to Washington, D.C.?

Airfare is below average for this route at the moment. Kalispell to Washington, D.C. flights typically cost between $444 and $729 in January. The cheapest round-trip price found within the last 3 days was $248 on Alaska Airlines (Jan 20-Jan 26).

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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3. Compare prices and book

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Cheap flight deals from Kalispell to Washington, D.C.

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$248 (Alaska Airlines)
One-way from	$125 (Delta)
Popular in	December
Cheapest in	September

Provider with most accurate pricing for Kalispell Glacier Park-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Kalispell Glacier Park-Washington, D.C. (WAS) flights.

Search Deals

From Kalispell Glacier Park to Washington, D.C. (WAS)

Search Deals

One-way flight from Kalispell Glacier Park to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($85 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).

Search Deals

Find flight deals from Kalispell to Washington, D.C.

Cheapest flights from Kalispell to Washington, D.C.
Explore the most affordable flight options available from Kalispell to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 26, 2025.

mié. 12/2412:38 pmFCA - BWI

1 stop6h 48mUnited Airlines

dom. 1/46:15 amBWI - FCA

1 stop7h 27mUnited Airlines

Deal found 11/24

$310

lun. 12/82:37 pmFCA - IAD

1 stop6h 38mUnited Airlines

sáb. 12/132:30 pmIAD - FCA

1 stop9h 16mUnited Airlines

Deal found 11/24

$343

lun. 12/86:06 pmFCA - IAD

2 stops13h 05mDelta

mié. 12/106:03 amIAD - FCA

1 stop9h 53mDelta

Deal found 11/24

$354

vie. 12/512:11 pmFCA - IAD

1 stop9h 18mDelta

vie. 12/126:03 amIAD - FCA

1 stop9h 53mDelta

Deal found 11/24

$369

mar. 12/22:37 pmFCA - BWI

1 stop6h 23mUnited Airlines

jue. 12/44:15 pmBWI - FCA

1 stop7h 31mUnited Airlines

Deal found 11/24

$419

mar. 12/22:37 pmFCA - IAD

1 stop6h 38mUnited Airlines

jue. 12/48:17 amIAD - FCA

1 stop7h 18mUnited Airlines

Deal found 11/24

$419

mar. 12/92:51 pmFCA - IAD

1 stop7h 11mDelta

sáb. 12/133:00 pmIAD - FCA

2 stops10h 21mDelta

Deal found 11/24

$435

lun. 12/86:06 pmFCA - IAD

2 stops13h 05mDelta

sáb. 12/133:00 pmIAD - FCA

2 stops10h 21mDelta

Deal found 11/24

$440

vie. 12/56:15 amFCA - BWI

1 stop6h 56mUnited Airlines

vie. 12/124:15 pmBWI - FCA

1 stop7h 31mUnited Airlines

Deal found 11/24

$469

jue. 12/42:51 pmFCA - IAD

1 stop7h 11mDelta

lun. 12/86:03 amIAD - FCA

1 stop9h 53mDelta

Deal found 11/26

$469

mar. 12/22:51 pmFCA - DCA

1 stop6h 25mDelta

jue. 12/46:10 amDCA - FCA

1 stop9h 46mDelta

Deal found 11/24

$484

jue. 12/46:15 amFCA - BWI

1 stop6h 56mUnited Airlines

lun. 12/84:15 pmBWI - FCA

1 stop7h 31mUnited Airlines

Deal found 11/26

$489

Best flights from Kalispell to Washington, D.C.
Discover carefully curated flight deals from Kalispell to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated noviembre 26, 2025.

mar. 1/207:46 pmFCA - DCA

1 stop18h 23mAlaska Airlines

lun. 1/265:09 pmDCA - FCA

1 stop22h 05mAlaska Airlines

Deal found 11/25

$248

mié. 4/153:00 pmFCA - IAD

1 stop6h 29mDelta

sáb. 4/186:15 amIAD - FCA

1 stop9h 30mDelta

Deal found 11/23

$249

mié. 12/2412:38 pmFCA - BWI

1 stop6h 48mUnited Airlines

dom. 1/46:15 amBWI - FCA

1 stop7h 27mUnited Airlines

Deal found 11/24

$310

mié. 1/217:46 pmFCA - DCA

1 stop18h 23mAlaska Airlines

dom. 1/255:09 pmDCA - FCA

1 stop22h 05mAlaska Airlines

Deal found 11/25

$248

mié. 1/213:21 pmFCA - IAD

1 stop6h 36mDelta

dom. 1/257:00 amIAD - FCA

1 stop9h 25mDelta

Deal found 11/25

$274

vie. 1/93:23 pmFCA - DCA

1 stop6h 00mDelta

sáb. 1/105:10 pmDCA - FCA

1 stop8h 08mDelta

Deal found 11/23

$284

mié. 2/187:53 pmFCA - BWI

1 stop19h 53mAlaska Airlines

vie. 2/276:46 pmBWI - FCA

1 stop19h 26mAlaska Airlines

Deal found 11/25

$289

lun. 12/82:37 pmFCA - IAD

1 stop6h 38mUnited Airlines

sáb. 12/132:30 pmIAD - FCA

1 stop9h 16mUnited Airlines

Deal found 11/24

$343

vie. 1/92:42 pmFCA - BWI

1 stop6h 33mUnited Airlines

sáb. 1/104:10 pmBWI - FCA

1 stop7h 49mUnited Airlines

Deal found 11/23

$379

mié. 1/215:24 amFCA - DCA

2 stops11h 03mDelta

dom. 1/256:00 amDCA - FCA

2 stops13h 19mDelta

Deal found 11/25

$355

jue. 1/87:46 pmFCA - IAD

1 stop18h 40mAlaska Airlines

sáb. 1/106:04 pmIAD - FCA

1 stop20h 10mAlaska Airlines

Deal found 11/24

$383

vie. 5/83:00 pmFCA - BWI

1 stop6h 44mDelta

dom. 5/106:19 amBWI - FCA

1 stop9h 26mDelta

Deal found 11/26

$358

vie. 5/86:42 pmFCA - IAD

1 stop9h 07mAlaska Airlines

dom. 5/107:00 amIAD - FCA

1 stop12h 51mAlaska Airlines

Deal found 11/26

$388

vie. 1/93:23 pmFCA - BWI

1 stop6h 03mDelta

sáb. 1/106:03 pmBWI - FCA

2 stops22h 19mDelta

Deal found 11/23

$384

mié. 1/2112:54 pmFCA - IAD

2 stops25h 32mAlaska Airlines

dom. 1/256:04 pmIAD - FCA

2 stops21h 10mAlaska Airlines

Deal found 11/25

$395

mar. 1/2012:54 pmFCA - IAD

2 stops25h 32mAlaska Airlines

lun. 1/266:04 pmIAD - FCA

2 stops21h 10mAlaska Airlines

Deal found 11/25

$395

lun. 12/82:51 pmFCA - IAD

1 stop7h 11mDelta

mié. 12/106:03 amIAD - FCA

1 stop9h 53mDelta

Deal found 11/24

$410

mié. 2/187:53 pmFCA - IAD

1 stop19h 27mAlaska Airlines

vie. 2/276:20 pmIAD - FCA

2 stops31h 37mAlaska Airlines

Deal found 11/25

$409

jue. 1/83:23 pmFCA - IAD

1 stop6h 34mDelta

sáb. 1/105:27 pmIAD - FCA

2 stops22h 55mDelta

Deal found 11/24

$416

Last-minute flights from Kalispell to Washington, D.C.
Discover last-minute flight deals from Kalispell to Washington, D.C.. Data last updated noviembre 26, 2025 and is based on user searches.

mar. 12/22:37 pmFCA - BWI

1 stop6h 23mUnited Airlines

jue. 12/44:15 pmBWI - FCA

1 stop7h 31mUnited Airlines

Deal found 11/24

$419

mar. 12/22:37 pmFCA - IAD

1 stop6h 38mUnited Airlines

jue. 12/48:17 amIAD - FCA

1 stop7h 18mUnited Airlines

Deal found 11/24

$419

mar. 12/22:51 pmFCA - DCA

1 stop6h 25mDelta

jue. 12/46:10 amDCA - FCA

1 stop9h 46mDelta

Deal found 11/24

$484

jue. 12/42:51 pmFCA - IAD

1 stop7h 11mDelta

lun. 12/86:03 amIAD - FCA

1 stop9h 53mDelta

Deal found 11/26

$469

jue. 12/46:15 amFCA - BWI

1 stop6h 56mUnited Airlines

lun. 12/84:15 pmBWI - FCA

1 stop7h 31mUnited Airlines

Deal found 11/26

$489

vie. 12/512:11 pmFCA - IAD

1 stop9h 18mDelta

vie. 12/126:03 amIAD - FCA

1 stop9h 53mDelta

Deal found 11/24

$369

vie. 12/56:15 amFCA - BWI

1 stop6h 56mUnited Airlines

vie. 12/124:15 pmBWI - FCA

1 stop7h 31mUnited Airlines

Deal found 11/24

$469

lun. 12/82:37 pmFCA - IAD

1 stop6h 38mUnited Airlines

sáb. 12/132:30 pmIAD - FCA

1 stop9h 16mUnited Airlines

Deal found 11/24

$343

lun. 12/86:06 pmFCA - IAD

2 stops13h 05mDelta

mié. 12/106:03 amIAD - FCA

1 stop9h 53mDelta

Deal found 11/24

$354

lun. 12/86:06 pmFCA - IAD

2 stops13h 05mDelta

sáb. 12/133:00 pmIAD - FCA

2 stops10h 21mDelta

Deal found 11/24

$440

mar. 12/92:51 pmFCA - IAD

1 stop7h 11mDelta

sáb. 12/133:00 pmIAD - FCA

2 stops10h 21mDelta

Deal found 11/24

$435

mié. 12/2412:38 pmFCA - BWI

1 stop6h 48mUnited Airlines

dom. 1/46:15 amBWI - FCA

1 stop7h 27mUnited Airlines

Deal found 11/24

$310

One-way flights from Kalispell to Washington, D.C.
Search for one-way flight options from Kalispell to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated noviembre 26, 2025.

mar. 5/123:00 pmFCA - IAD

1 stop6h 29mDelta

Deal found 11/24

$125

dom. 3/15:44 pmFCA - DCA

2 stops17h 21mMultiple Airlines

Deal found 11/26

$139

dom. 2/89:06 pmFCA - BWI

2 stops11h 21mMultiple Airlines

Deal found 11/26

$144

mar. 5/123:00 pmFCA - BWI

1 stop6h 44mDelta

Deal found 11/24

$149

mar. 1/207:46 pmFCA - BWI

1 stop20h 28mAlaska Airlines

Deal found 11/24

$150

mar. 1/205:59 pmFCA - BWI

2 stops13h 24mDelta

Deal found 11/24

$154

dom. 2/89:06 pmFCA - DCA

3 stops37h 59mMultiple Airlines

Deal found 11/26

$155

dom. 12/76:06 pmFCA - BWI

1 stop9h 54mDelta

Deal found 11/23

$160

dom. 12/72:37 pmFCA - IAD

1 stop6h 38mUnited Airlines

Deal found 11/23

$160

mar. 5/123:00 pmFCA - DCA

1 stop6h 28mDelta

Deal found 11/25

$160

lun. 12/86:06 pmFCA - IAD

2 stops13h 05mDelta

Deal found 11/24

$165

dom. 3/15:44 pmFCA - BWI

3 stops39h 29mMultiple Airlines

Deal found 11/26

$180

Cheapflights 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

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

mar. 1/20

7:46 pm-4:09 pm

1 stop18h 23m

Washington, D.C. Reagan-National

lun. 1/26

5:09 pm-1:14 pm

1 stop22h 05m

$248

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

mié. 1/21

7:46 pm-4:09 pm

1 stop18h 23m

Washington, D.C. Reagan-National

dom. 1/25

5:09 pm-1:14 pm

1 stop22h 05m

$248

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

mié. 4/15

3:00 pm-11:29 pm

1 stop6h 29m

Washington, D.C. Dulles Intl

sáb. 4/18

6:15 am-1:45 pm

1 stop9h 30m

$249

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

mié. 1/21

3:21 pm-11:57 pm

1 stop6h 36m

Washington, D.C. Dulles Intl

dom. 1/25

7:00 am-2:25 pm

1 stop9h 25m

$274

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

vie. 1/9

3:23 pm-11:23 pm

1 stop6h 00m

Washington, D.C. Reagan-National

sáb. 1/10

5:10 pm-11:18 pm

1 stop8h 08m

$284

KalispellBaltimore

FCA - BWI

FCABWI

Kalispell Glacier Park

mié. 2/18

7:53 pm-5:46 pm

1 stop19h 53m

Baltimore/Washington

vie. 2/27

6:46 pm-12:12 pm

1 stop19h 26m

$289

KalispellBaltimore

FCA - BWI

FCABWI

Kalispell Glacier Park

mié. 12/24

12:38 pm-9:26 pm

1 stop6h 48m

Baltimore/Washington

dom. 1/4

6:15 am-11:42 am

1 stop7h 27m

$310

KalispellWashington, D.C.

FCA - IAD

FCAIAD

Kalispell Glacier Park

lun. 12/8

2:37 pm-11:15 pm

1 stop6h 38m

Washington, D.C. Dulles Intl

sáb. 12/13

2:30 pm-9:46 pm

1 stop9h 16m

$343

KalispellWashington, D.C.

FCA - DCA

FCADCA

Kalispell Glacier Park

mié. 1/21

5:24 am-6:27 pm

2 stops11h 03m

Washington, D.C. Reagan-National

dom. 1/25

6:00 am-5:19 pm

2 stops13h 19m

$355

KalispellBaltimore

FCA - BWI

FCABWI

Kalispell Glacier Park

vie. 5/8

3:00 pm-11:44 pm

1 stop6h 44m

Baltimore/Washington

dom. 5/10

6:19 am-1:45 pm

1 stop9h 26m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

Showing 1-10 of 43 results

...

Compare providers for flights from Kalispell to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kalispell to Washington, D.C. in November.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 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. 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. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Kalispell-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Kalispell-Washington, D.C. 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. 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 Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

What is the cheapest month to book a flight from Kalispell to Washington, D.C.?

Currently, June is the cheapest month in which you can book a flight from Kalispell to Washington, D.C. (average of $185). Flying from Kalispell to Washington, D.C. in January is currently the most expensive (average of $438). 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.

How much does it cost to fly round-trip from Kalispell to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Delta and United Airlines from Kalispell to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

7,999 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

7,999 reviews

Delta

7.9

Good

7,999 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,046 reviews

Delta

7.9

Good

7,999 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly from for flights from Kalispell to Washington, D.C.?
Kalispell Glacier Park (FCA) is the airport you will fly out of if you book a flight from Kalispell to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Glacier Park; the airport handles an average of 0 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Kalispell airport to Washington, D.C.. It is only a 8.4 mi journey to Glacier Park (FCA) from Kalispell’s city center.
How long is the flight from Kalispell to Washington, D.C.?
Departing from Kalispell to Washington, D.C. will take you 6h 29m. The distance from Kalispell to Washington, D.C. is about 1928 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Kalispell to Washington, D.C. round-trip?
Currently priced at $256, United Airlines will fly you from Kalispell to Washington, D.C. and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $290. United Airlines is 48% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Kalispell to Washington, D.C. one-way?
The cheapest airlines for a one-way flight from Kalispell to Washington, D.C. are United Airlines ($125), Delta ($125), and Alaska Airlines ($150).
What are the most popular routes from Kalispell to Washington, D.C.?
Most travelers choose Kalispell Glacier Park - Washington, D.C. Dulles Intl, Kalispell Glacier Park - Baltimore/Washington or Kalispell Glacier Park - Washington, D.C. Reagan-National when deciding on the best route from Kalispell to Washington, D.C..
Can I find deals for flights from Kalispell to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Kalispell to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kalispell to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kalispell to Washington, D.C..
Can I find deals for business class flights from Kalispell to Washington, D.C.?
Yes. Cheapflights offers flight deals from Kalispell to Washington, D.C. 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.?
Currently, June is the cheapest month in which you can book a flight from Kalispell to Washington, D.C. (average of $185). Flying from Kalispell to Washington, D.C. in January is currently the most expensive (average of $438). 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

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Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Kalispell to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$203	Average$496	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$256	Average$730	FlexibilityNo cancel fee	On-time69%

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$125+ Cheap flights from Kalispell (FCA) to Washington, D.C. (WAS)

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.

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Find flight deals from Kalispell to Washington, D.C.

Cheapest flights from Kalispell to Washington, D.C.Explore the most affordable flight options available from Kalispell to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 26, 2025.

Explore the most affordable flight options available from Kalispell to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 26, 2025.

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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 Washington, D.C. in November.

Best time to book a flight from Kalispell to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Kalispell with our price prediction graph.

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Everything you need to know about your flight from Kalispell to Washington, D.C.

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How much does it cost to fly round-trip from Kalispell to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Delta and United Airlines from Kalispell to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Kalispell to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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What are the cheapest airlines to fly from Kalispell to Washington, D.C. one-way?

What are the most popular routes from Kalispell to Washington, D.C.?

Can I find deals for flights from Kalispell to Washington, D.C. that include hotel bookings?

How can I find direct flights from Kalispell to Washington, D.C.?

Can I find deals for business class flights from Kalispell to Washington, D.C.?

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Alternative routes for Kalispell to Washington, D.C.

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Top 2 airlines flying from Kalispell to Washington, D.C.

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Cheapest flights from Kalispell to Washington, D.C.
Explore the most affordable flight options available from Kalispell to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 26, 2025.