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

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

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 31% 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.

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 December 2025, there are 2 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.

$119 Cheap Flights from Ontario to Kalispell in 2025/26

Q: What is the typical price of a round-trip flight between Ontario and Kalispell?

Prices are currently low for flights on this route. Typical prices usually range from $356 to $371. The lowest price recently found on this route was $169.

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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.

11:04 am - 8:16 pm

ONT

FCA

8h 12m1 stop

9:06 pm - 12:10 pm

FCA

ONT

16h 04m1 stop

$169Multiple Airlines

Thu, Jan 22 - Sun, Jan 25

6:00 am - 11:35 am

ONT

FCA

4h 35m1 stop

5:54 pm - 10:38 pm

FCA

ONT

5h 44m1 stop

$217Delta

Sat, Jan 10 - Fri, Jan 16

5:10 pm - 10:52 pm

ONT

FCA

4h 42m1 stop

5:24 am - 1:56 pm

FCA

ONT

9h 32m2 stops

$222Delta

Thu, Jan 22 - Sun, Jan 25

6:00 am - 12:14 pm

ONT

FCA

5h 14m1 stop

7:46 pm - 11:56 pm

FCA

ONT

5h 10m1 stop

$238Alaska Airlines

Thu, Jan 22 - Fri, Jan 30

5:05 am - 1:36 pm

ONT

FCA

7h 31m1 stop

1:40 pm - 5:51 pm

FCA

ONT

5h 11m1 stop

$244United Airlines

Thu, Jan 1 - Sat, Jan 17

6:00 am - 11:35 am

ONT

FCA

4h 35m1 stop

5:59 pm - 11:58 pm

FCA

ONT

6h 59m1 stop

$258Delta

Fri, Jan 23 - Sun, Jan 25

6:14 am - 12:12 pm

ONT

FCA

4h 58m1 stop

6:15 am - 11:08 am

FCA

ONT

5h 53m1 stop

$264Alaska Airlines

Wed, Mar 4 - Tue, Mar 10

7:00 am - 1:14 pm

ONT

FCA

5h 14m1 stop

12:54 pm - 8:36 pm

FCA

ONT

8h 42m2 stops

$272Alaska Airlines

Wed, Jan 21 - Wed, Jan 28

6:00 am - 12:14 pm

ONT

FCA

5h 14m1 stop

6:25 am - 10:59 am

FCA

ONT

5h 34m1 stop

$278Alaska Airlines

Thu, Jan 22 - Mon, Jan 26

7:00 am - 1:36 pm

ONT

FCA

5h 36m1 stop

7:46 pm - 3:08 pm

FCA

ONT

20h 22m1 stop

$283Alaska Airlines

Tue, Jan 6 - Tue, Jan 13

Delta flights from Ontario to Kalispell

Our best Delta deals on Ontario to Kalispell flight tickets

Delta

Jan 10

ONT6:00 amOntario

4h 35m

1 stop

FCA11:35 amKalispell Glacier Park

Jan 16

FCA5:54 pmKalispell Glacier Park

5h 44m

1 stop

ONT10:38 pmOntario

$217

Find similar

Delta

Jan 22

ONT5:10 pmOntario

4h 42m

1 stop

FCA10:52 pmKalispell Glacier Park

Jan 25

FCA5:24 amKalispell Glacier Park

9h 32m

2 stops

ONT1:56 pmOntario

$222

Find similar

Delta

Jan 23

ONT6:00 amOntario

4h 35m

1 stop

FCA11:35 amKalispell Glacier Park

Jan 25

FCA5:59 pmKalispell Glacier Park

6h 59m

1 stop

ONT11:58 pmOntario

$258

Find similar

Alaska Airlines flights from Ontario to Kalispell

Our best Alaska Airlines deals on Ontario to Kalispell flight tickets

Alaska Airlines

Jan 22

ONT6:00 amOntario

5h 14m

1 stop

FCA12:14 pmKalispell Glacier Park

Jan 30

FCA7:46 pmKalispell Glacier Park

5h 10m

1 stop

ONT11:56 pmOntario

$238

Find similar

Alaska Airlines

Mar 4

ONT6:14 amOntario

4h 58m

1 stop

FCA12:12 pmKalispell Glacier Park

Mar 10

FCA6:15 amKalispell Glacier Park

5h 53m

1 stop

ONT11:08 amOntario

$264

Find similar

Alaska Airlines

Jan 21

ONT7:00 amOntario

5h 14m

1 stop

FCA1:14 pmKalispell Glacier Park

Jan 28

FCA12:54 pmKalispell Glacier Park

8h 42m

2 stops

ONT8:36 pmOntario

$272

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Thu 1/22

11:04 am-8:16 pm

1 stop8h 12m

Kalispell Glacier Park

Sun 1/25

9:06 pm-12:10 pm

1 stop16h 04m

$169

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Sat 1/10

6:00 am-11:35 am

1 stop4h 35m

Kalispell Glacier Park

Fri 1/16

5:54 pm-10:38 pm

1 stop5h 44m

$217

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Thu 1/22

5:10 pm-10:52 pm

1 stop4h 42m

Kalispell Glacier Park

Sun 1/25

5:24 am-1:56 pm

2 stops9h 32m

$222

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Thu 1/22

6:00 am-12:14 pm

1 stop5h 14m

Kalispell Glacier Park

Fri 1/30

7:46 pm-11:56 pm

1 stop5h 10m

$238

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Thu 1/1

5:05 am-1:36 pm

1 stop7h 31m

Kalispell Glacier Park

Sat 1/17

1:40 pm-5:51 pm

1 stop5h 11m

$244

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Fri 1/23

6:00 am-11:35 am

1 stop4h 35m

Kalispell Glacier Park

Sun 1/25

5:59 pm-11:58 pm

1 stop6h 59m

$258

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Wed 3/4

6:14 am-12:12 pm

1 stop4h 58m

Kalispell Glacier Park

Tue 3/10

6:15 am-11:08 am

1 stop5h 53m

$264

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Wed 1/21

7:00 am-1:14 pm

1 stop5h 14m

Kalispell Glacier Park

Wed 1/28

12:54 pm-8:36 pm

2 stops8h 42m

$272

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Thu 1/22

6:00 am-12:14 pm

1 stop5h 14m

Kalispell Glacier Park

Mon 1/26

6:25 am-10:59 am

1 stop5h 34m

$278

OntarioKalispell

ONT - FCA

ONTFCA

Ontario

Tue 1/6

7:00 am-1:36 pm

1 stop5h 36m

Kalispell Glacier Park

Tue 1/13

7:46 pm-3:08 pm

1 stop20h 22m

$283

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 typical price of a round-trip flight between Ontario and Kalispell?

What is the cheapest month to fly to Kalispell?

The month of April is, on average, the cheapest month to fly to Kalispell from Ontario, with most prices found around $236. If you aren’t able to travel to Kalispell during the month of April, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $278.

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

The cheapest day to depart from Ontario to Kalispell is on a Thursday. Travelers who choose to depart for Kalispell on a Thursday will often find tickets for as low as $118. The most expensive day to fly to Kalispell is Friday, with ticket prices averaging around $569.

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 $293. 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 $456 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 32m
Direct flights	None

The fastest flight from Ontario to Kalispell takes 4h 32m

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

Search flight deals

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 32m.
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 December 2025, there are 2 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 70% of all bookings. The subsequent popular airline is Alaska Airlines at 30%.

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 7.9 8,009 reviews		Search Delta flights
Alaska Airlines	PriceFrom $210	Free Cancellation	Rating 8.0 11,465 reviews		Search Alaska Airlines flights

Whitefish

Columbia Falls

Polson

East Glacier Park

Cut Bank

Essex

Eureka

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.