Cheap Flights from Rapid City to Kalispell

Cheapest flights from Rapid City to Kalispell

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Rapid City to Kalispell. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$227

Allegiant Air

1 layover

20h 1m

09/06/2026

The cheapest one-way flight from Rapid City to Kalispell departs on 09/06/2026, is operated by Allegiant Air and costs $227

Cheapest round trip flight

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There is no information about the cheapest roundtrip flight from Rapid City to Kalispell

The fastest flight

5h 4m

Fastest flight from Rapid City to Kalispell takes 5h 4m

Direct flights

No direct flights

There are no direct flights on this route.

Distance

968km

Timezone difference

0h

The distance between Rapid City and Kalispell is 968km (600 miles). Rapid City and Kalispell are in the same time zone

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Rapid City to Kalispell by month

We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Rapid City to Kalispell

August 2026

Lowest price

on average:

$401

Avg Price

Airlines operating on route

Flights from Rapid City to Kalispell are operated by several airlines — Allegiant Air and United Airlines. This allows passengers to flexibly choose flights based on departure time, cost, and additional services. The minimum ticket price starts at $227, making this destination accessible to travelers with different budgets. We help compare all available options in real time, so you can book tickets at the best value for money. The service ensures transparent search and lets you book affordable flights in just a few clicks.

Allegiant Air

starting at $227

United Airlines

starting at $422

Non-stop flights from Rapid City to Kalispell

A non-stop flight is the most convenient and comfortable way to fly from Rapid City to Kalispell, despite the fact that sometimes flights with transfers can cost significantly less.

There appear to be no non-stop flights from Rapid City to Kalispell at this time.... Well, or something went wrong on our side and we couldn't find anything

Schedule of direct flights from Rapid City to Kalispell

There are most likely no direct flights on the Rapid City — Kalispell route

Rapid City airports overview

Rapid City Regional Airport

•

RAP

15km

Serves Rapid City, South Dakota, with domestic flights and regional connections; a convenient gateway to the Black Hills, Mount Rushmore and Badlands National Park.

•

Kalispell airports overview

Glacier Park International Airport

•

FCA

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Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Rapid City to Kalispell?

The cheapest flight ticket from Rapid City to Kalispell according to data for the last 48 hours costs $227

When is the best time to buy air tickets on the route Rapid City — Kalispell?

Often the best time to buy tickets from Rapid City to Kalispell is 2 months before departure.

When is the cheapest time of year to fly from Rapid City to Kalispell?

Based on statistics over the past years, the lowest prices for flights from Rapid City to Kalispell can be found flying in these months: August.

How long does it take to fly from Rapid City to Kalispell?

The fastest flights from Rapid City to Kalispell start from 5 hours 4 minutes in the air.

Which airline can fly direct from Rapid City to Kalispell?

The following airlines operate direct flights on the route Rapid City — Kalispell:

Special offers and sales on air tickets from Rapid City to Kalispell

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Rapid City to Kalispell

Alternative routes

Billings ➜ Kalispell•Colorado Springs ➜ Kalispell•Denver ➜ Kalispell•Fargo ➜ Kalispell•Fort Collins ➜ Kalispell•Sioux Falls ➜ Kalispell•Lincoln ➜ Kalispell•Sioux City ➜ Kalispell•Rapid City ➜ Billings•Rapid City ➜ Boise•Rapid City ➜ Spokane•Rapid City ➜ Idaho Falls•Rapid City ➜ Edmonton•Rapid City ➜ Kamloops•Rapid City ➜ Yakima•Rapid City ➜ Kelowna•Rapid City ➜ Red Deer•Rapid City ➜ Calgary

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Cheapest one way flight

$227

Allegiant Air

1 layover

20h 1m

09/06/2026

The cheapest one-way flight from Rapid City to Kalispell departs on 09/06/2026, is operated by Allegiant Air and costs $227

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Rapid City to Kalispell

The fastest flight