HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kalispell

$274+ Cheap flights from Rapid City to Kalispell (RAP - FCA)

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — FCA
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Rapid City to Kalispell with Cheapflights

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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Rapid City to Kalispell

Cheapest flights from Rapid City to Kalispell
Explore the most affordable flight options available from Rapid City to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.

This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:55 am
RAP
-
FCA
1 stop4h 34m
United Airlines
Wed 9/95:04 pm
FCA
-
RAP
1 stop5h 29m
United Airlines
Deal found 7/27$414
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:41 pm
RAP
-
FCA
1 stop4h 55m
United Airlines
Wed 10/282:36 pm
FCA
-
RAP
1 stop6h 07m
United Airlines
Deal found 7/29$419
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:00 am
RAP
-
FCA
1 stop5h 04m
United Airlines
Sat 8/155:04 pm
FCA
-
RAP
1 stop5h 24m
United Airlines
Deal found 7/27$421
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:22 am
RAP
-
FCA
1 stop4h 32m
United Airlines
Mon 8/245:04 pm
FCA
-
RAP
1 stop5h 24m
United Airlines
Deal found 7/27$494
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:41 pm
RAP
-
FCA
1 stop4h 40m
United Airlines
Mon 9/75:04 pm
FCA
-
RAP
1 stop5h 29m
United Airlines
Deal found 7/25$540

Find flight deals from Rapid City to Kalispell

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Kalispell (FCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$414
(United Airlines)

One-way from

$274
(United Airlines)
Provider with most accurate pricing for Rapid City-Kalispell Glacier Park flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Kalispell Glacier Park flights.
Search Deals
From Rapid City to Kalispell Glacier Park
Search Deals
One-way flight from Rapid City to Kalispell Glacier Park
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Kalispell 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, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2026.
Use the filters below to find and compare flights from Rapid City to Kalispell that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Sat 10/24

4:41 pm-9:36 pm

1 stop4h 55m

Kalispell Glacier Park

Wed 10/28

2:36 pm-8:43 pm

1 stop6h 07m

$419

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Tue 8/11

5:00 am-10:04 am

1 stop5h 04m

Kalispell Glacier Park

Sat 8/15

5:04 pm-10:28 pm

1 stop5h 24m

$421
Quickest round-trip

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Mon 8/17

11:22 am-3:54 pm

1 stop4h 32m

Kalispell Glacier Park

Mon 8/24

5:04 pm-10:28 pm

1 stop5h 24m

$494

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Thu 9/3

4:41 pm-9:21 pm

1 stop4h 40m

Kalispell Glacier Park

Mon 9/7

5:04 pm-10:33 pm

1 stop5h 29m

$540

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Wed 9/2

2:32 pm-11:16 pm

2 stops8h 44m

Kalispell Glacier Park

Wed 9/9

6:35 am-1:51 pm

1 stop7h 16m

$784

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Mon 8/17

2:32 pm-10:53 pm

2 stops8h 21m

Kalispell Glacier Park

Mon 8/24

1:34 pm-10:37 pm

2 stops9h 03m

$1,678

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Fri 8/21

6:48 am-5:29 pm

2 stops10h 41m

Kalispell Glacier Park

Sun 8/23

5:15 am-3:49 pm

2 stops10h 34m

$2,111

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Tue 8/11

2:32 pm-10:53 pm

2 stops8h 21m

Kalispell Glacier Park

Sat 8/15

12:35 pm-10:37 pm

2 stops10h 02m

$2,904
Cheapest one-way

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Thu 9/3

3:27 pm-9:21 pm

1 stop5h 54m

$274
Quickest one-way

Rapid CityKalispell

RAP - FCA

RAPFCA

Rapid City

Sat 8/29

5:00 am-10:04 am

1 stop5h 04m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Rapid City-Kalispell flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Rapid City-Kalispell flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Rapid City-Kalispell flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Kalispell flights, Cheapflights users trust Expedia the most. Expedia 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 Rapid City-Kalispell 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 Rapid City to Kalispell

Have a flexible travel schedule? Discover the best time to fly to Kalispell from Rapid City 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.

Related info for your journey

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

  • How long is the flight from Rapid City to Kalispell?

    Departing from Rapid City to Kalispell will take you 4h 55m. Rapid City and Kalispell are separated by a distance of 610 mi.

  • Can I find deals for flights from Rapid City to Kalispell that include hotel bookings?

    Yes. In addition to deals on Rapid City to Kalispell flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rapid City to Kalispell?

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

  • Can I find deals for business class flights from Rapid City to Kalispell?

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

See more FAQs

Traveling to a place near Kalispell?

Book flights to Kalispell if you plan to visit one of these locations
Columbia Falls
East Glacier Park

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Rapid City to Kalispell

See prices for flight routes from nearby airports that may be better suited for you.
Sioux Falls to Bozeman flights
Sioux Falls to Kalispell flights
Sioux Falls to Billings flights
Sioux Falls to Great Falls flights
Rapid City to Billings flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.