What airlines fly to Kalispell?

United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Kalispell from Ontario according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Kalispell. Keep in mind that there are 7 different airlines that fly to Kalispell on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Kalispell Glacier Park?

United Airlines and Delta are the most popular carriers operating from Ontario to Kalispell Glacier Park

When did momondo last update prices for flights from Ontario Airport to Kalispell Glacier Park Airport?

Prices for flights from Ontario Airport to Kalispell Glacier Park Airport are updated daily.

How many operators does momondo search for flights from Ontario Airport to Kalispell Glacier Park Airport?

As of July 2026, there are 3 operators available to choose from for flights from Ontario Airport to Kalispell Glacier Park Airport.

How old do you have to be to fly from Ontario Airport to Kalispell Glacier Park Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Kalispell Glacier Park Airport.

What documentation or ID do you need to fly to Kalispell Glacier Park Airport?

The travel and health documents required for your trip to Kalispell Glacier Park Airport 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 Kalispell Glacier Park Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$139 Cheap Flights from Ontario to Kalispell in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Kalispell

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:15 am - 1:25 pm

ONT

FCA

5h 10m

1 stop

1:05 pm - 4:58 pm

FCA

ONT

4h 53m

1 stop

$277Alaska Airlines

Wed, Nov 4 - Sat, Nov 7

6:00 am - 11:45 am

ONT

FCA

4h 45m

1 stop

5:30 am - 8:55 am

FCA

ONT

4h 25m

1 stop

$296Delta

Sat, Oct 10 - Thu, Oct 15

5:15 pm - 10:54 pm

ONT

FCA

4h 39m

1 stop

5:30 am - 8:55 am

FCA

ONT

4h 25m

1 stop

$297Delta

Fri, Oct 2 - Wed, Oct 7

5:05 pm - 10:53 pm

ONT

FCA

4h 48m

1 stop

5:15 am - 8:52 am

FCA

ONT

4h 37m

1 stop

$298Delta

Sat, Aug 15 - Mon, Aug 17

11:13 am - 7:05 pm

ONT

FCA

6h 52m

1 stop

7:45 pm - 11:45 pm

FCA

ONT

5h 00m

1 stop

$308Alaska Airlines

Sat, Oct 10 - Thu, Oct 15

3:07 pm - 10:56 pm

ONT

FCA

6h 49m

1 stop

6:08 pm - 11:04 am

FCA

ONT

17h 56m

1 stop

$339Alaska Airlines

Sat, Aug 22 - Wed, Aug 26

6:00 am - 11:45 am

ONT

FCA

4h 45m

1 stop

5:30 am - 8:55 am

FCA

ONT

4h 25m

1 stop

$348Delta

Thu, Oct 15 - Sun, Oct 18

1:18 pm - 9:21 pm

ONT

FCA

7h 03m

1 stop

7:15 am - 12:12 pm

FCA

ONT

5h 57m

1 stop

$349United Airlines

Sun, Aug 30 - Mon, Aug 31

5:30 pm - 1:23 pm

ONT

FCA

18h 53m

1 stop

7:45 pm - 11:45 pm

FCA

ONT

5h 00m

1 stop

$350Alaska Airlines

Mon, Oct 12 - Fri, Oct 16

1:56 pm - 7:51 pm

ONT

FCA

4h 55m

1 stop

4:17 pm - 8:01 pm

FCA

ONT

4h 44m

1 stop

$357United Airlines

Tue, Aug 18 - Wed, Aug 26

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Alaska Airlines flights from Ontario to Kalispell

Our best Alaska Airlines deals on Ontario to Kalispell flight tickets

Alaska Airlines

Nov 4

ONT7:15 amOntario

5h 10m

1 stop

FCA1:25 pmKalispell Glacier Park

Nov 7

FCA1:05 pmKalispell Glacier Park

4h 53m

1 stop

ONT4:58 pmOntario

$277

Alaska Airlines

Oct 10

ONT11:13 amOntario

6h 52m

1 stop

FCA7:05 pmKalispell Glacier Park

Oct 15

FCA7:45 pmKalispell Glacier Park

5h 00m

1 stop

ONT11:45 pmOntario

$308

Alaska Airlines

Aug 22

ONT3:07 pmOntario

6h 49m

1 stop

FCA10:56 pmKalispell Glacier Park

Aug 26

FCA6:08 pmKalispell Glacier Park

17h 56m

1 stop

ONT11:04 amOntario

$339

Delta flights from Ontario to Kalispell

Our best Delta deals on Ontario to Kalispell flight tickets

Delta

Oct 10

ONT6:00 amOntario

4h 45m

1 stop

FCA11:45 amKalispell Glacier Park

Oct 15

FCA5:30 amKalispell Glacier Park

4h 25m

1 stop

ONT8:55 amOntario

$296

Delta

Oct 2

ONT5:15 pmOntario

4h 39m

1 stop

FCA10:54 pmKalispell Glacier Park

Oct 7

FCA5:30 amKalispell Glacier Park

4h 25m

1 stop

ONT8:55 amOntario

$297

Delta

Aug 15

ONT5:05 pmOntario

4h 48m

1 stop

FCA10:53 pmKalispell Glacier Park

Aug 17

FCA5:15 amKalispell Glacier Park

4h 37m

1 stop

ONT8:52 amOntario

$298

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Wed 11/4

7:15 am-1:25 pm

1 stop5h 10m

Kalispell Glacier Park

Sat 11/7

1:05 pm-4:58 pm

1 stop4h 53m

$277

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Sat 10/10

6:00 am-11:45 am

1 stop4h 45m

Kalispell Glacier Park

Thu 10/15

5:30 am-8:55 am

1 stop4h 25m

$296

Quickest round-trip

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Fri 10/2

5:15 pm-10:54 pm

1 stop4h 39m

Kalispell Glacier Park

Wed 10/7

5:30 am-8:55 am

1 stop4h 25m

$297

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Sat 8/15

5:05 pm-10:53 pm

1 stop4h 48m

Kalispell Glacier Park

Mon 8/17

5:15 am-8:52 am

1 stop4h 37m

$298

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Sat 10/10

11:13 am-7:05 pm

1 stop6h 52m

Kalispell Glacier Park

Thu 10/15

7:45 pm-11:45 pm

1 stop5h 00m

$308

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Sat 8/22

3:07 pm-10:56 pm

1 stop6h 49m

Kalispell Glacier Park

Wed 8/26

6:08 pm-11:04 am

1 stop17h 56m

$339

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Thu 10/15

6:00 am-11:45 am

1 stop4h 45m

Kalispell Glacier Park

Sun 10/18

5:30 am-8:55 am

1 stop4h 25m

$348

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Sun 8/30

1:18 pm-9:21 pm

1 stop7h 03m

Kalispell Glacier Park

Mon 8/31

7:15 am-12:12 pm

1 stop5h 57m

$349

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Mon 10/12

5:30 pm-1:23 pm

1 stop18h 53m

Kalispell Glacier Park

Fri 10/16

7:45 pm-11:45 pm

1 stop5h 00m

$350

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Tue 8/18

1:56 pm-7:51 pm

1 stop4h 55m

Kalispell Glacier Park

Wed 8/26

4:17 pm-8:01 pm

1 stop4h 44m

$357

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Kalispell

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

Prices

Airlines

What is the cheapest month to fly to Kalispell?

The month of March is, on average, the cheapest month to fly to Kalispell from Ontario, with most prices found around $0. If you aren’t able to travel to Kalispell during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $267.

What is the cheapest day to depart on your flight to Kalispell?

The cheapest day to depart from Ontario to Kalispell is on a Friday. Travelers who choose to depart for Kalispell on a Friday will often find tickets for as low as $513. The most expensive day to fly to Kalispell is Monday, with ticket prices averaging around $689.

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

According to our data, the cheapest time of day to fly to Kalispell is in the afternoon. momondo users have found flights departing from Ontario to Kalispell in the afternoon for as low as $356. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Kalispell, so prices are often more expensive at around $585 per ticket.

When to book flights from Ontario to Kalispell

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Kalispell according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Kalispell (ONT to FCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Kalispell

Fastest flight time	4h 09m
Direct flights	None

The fastest flight from Ontario to Kalispell takes 4h 09m

There are no direct flights from Ontario to Kalispell. There are no popular flight routes from Ontario to Kalispell.

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Frequently asked questions about flying from Ontario to Kalispell

How far is Ontario to Kalispell Glacier Park by plane?
Ontario and Kalispell Glacier Park are 990.8 mi apart from one another. In terms of flight time, this usually takes a little over 4h 09m.
When did momondo last update prices for flights from Ontario Airport to Kalispell Glacier Park Airport?
Prices for flights from Ontario Airport to Kalispell Glacier Park Airport are updated daily.
How many operators does momondo search for flights from Ontario Airport to Kalispell Glacier Park Airport?
As of July 2026, there are 3 operators available to choose from for flights from Ontario Airport to Kalispell Glacier Park Airport.
How old do you have to be to fly from Ontario Airport to Kalispell Glacier Park Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Kalispell Glacier Park Airport.
What documentation or ID do you need to fly to Kalispell Glacier Park Airport?
The travel and health documents required for your trip to Kalispell Glacier Park Airport 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 Kalispell Glacier Park Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ontario to Kalispell?
momondo data reveals that the most frequently booked airline on the route from Ontario to Kalispell is Delta, representing 59% of all bookings. The subsequent popular airlines are Alaska Airlines at 25% and United Airlines at 15%.

Best airlines flying from Ontario to Kalispell

Compare and see reviews for airlines that fly from Ontario to Kalispell with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $198	Free Cancellation	Rating 7.8 8,453 reviews	Search Delta flights
Alaska Airlines	PriceFrom $276	Free Cancellation	Rating 7.9 12,607 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $318	Free Cancellation	Rating 7.4 9,927 reviews	Search United Airlines flights

Whitefish

East Glacier Park

Polson

Columbia Falls

Cut Bank

Eureka

Essex

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Kalispell?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Kalispell for you.

Can I find flights from Ontario to Kalispell with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Kalispell from Ontario with this policy.

How can momondo help me find flights from Ontario to Kalispell?

Once all potential Ontario to Kalispell flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Ontario to Kalispell now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kalispell and let you know when they change.