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

Sun Country Air, United Airlines, and Delta are the most popular carriers operating from San Antonio to Kalispell Glacier Park

What airlines fly to Kalispell?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Kalispell from San Antonio according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Kalispell. Keep in mind that there are 4 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 San Antonio Airport to Kalispell Glacier Park Airport?

Prices for flights from San Antonio Airport to Kalispell Glacier Park Airport refresh daily.

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

The number of operators available for flights from San Antonio Airport to Kalispell Glacier Park Airport is 3 as of February 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Kalispell Glacier Park Airport.

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

The necessary travel and health documents for your Kalispell Glacier Park Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$183 Cheap Flights from San Antonio to Kalispell in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Antonio to Kalispell

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:35 am - 11:26 am

SAT

FCA

5h 51m

1 stop

6:13 pm - 12:13 am

FCA

SAT

5h 00m

1 stop

$299Delta

Mon, May 18 - Fri, May 22

12:35 pm - 5:33 pm

SAT

FCA

5h 58m

1 stop

6:13 pm - 12:13 am

FCA

SAT

5h 00m

1 stop

$309Delta

Mon, May 18 - Fri, May 22

5:59 pm - 11:50 pm

SAT

FCA

6h 51m

1 stop

6:15 pm - 12:41 am

FCA

SAT

5h 26m

1 stop

$329Delta

Mon, Feb 23 - Fri, Feb 27

6:35 am - 11:26 am

SAT

FCA

5h 51m

1 stop

6:13 pm - 12:13 am

FCA

SAT

5h 00m

1 stop

$369Delta

Mon, May 18 - Fri, May 22

5:30 am - 10:08 am

SAT

FCA

5h 38m

1 stop

5:00 pm - 11:58 pm

FCA

SAT

5h 58m

1 stop

$398United Airlines

Tue, Jun 30 - Tue, Jun 30

5:50 pm - 11:47 pm

SAT

FCA

6h 57m

1 stop

6:35 am - 5:05 pm

FCA

SAT

9h 30m

1 stop

$401Alaska Airlines

Tue, Apr 21 - Wed, Apr 22

7:30 am - 5:33 pm

SAT

FCA

11h 03m

2 stops

6:13 pm - 12:13 am

FCA

SAT

5h 00m

1 stop

$415Delta

Mon, May 18 - Fri, May 22

7:30 am - 5:33 pm

SAT

FCA

11h 03m

2 stops

6:13 pm - 12:13 am

FCA

SAT

5h 00m

1 stop

$445Delta

Mon, May 18 - Fri, May 22

5:50 pm - 11:47 pm

SAT

FCA

6h 57m

1 stop

7:28 pm - 5:05 pm

FCA

SAT

20h 37m

1 stop

$461Alaska Airlines

Tue, Apr 21 - Wed, Apr 22

6:06 pm - 11:57 pm

SAT

FCA

6h 51m

1 stop

7:53 pm - 11:15 pm

FCA

SAT

26h 22m

2 stops

$464Alaska Airlines

Tue, Mar 3 - Tue, Mar 10

Delta flights from San Antonio to Kalispell

Our best Delta deals on San Antonio to Kalispell flight tickets

Delta

May 18

SAT6:35 amSan Antonio

5h 51m

1 stop

FCA11:26 amKalispell Glacier Park

May 22

FCA6:13 pmKalispell Glacier Park

5h 00m

1 stop

SAT12:13 amSan Antonio

$299

Delta

May 18

SAT12:35 pmSan Antonio

5h 58m

1 stop

FCA5:33 pmKalispell Glacier Park

May 22

FCA6:13 pmKalispell Glacier Park

5h 00m

1 stop

SAT12:13 amSan Antonio

$309

Delta

Feb 23

SAT5:59 pmSan Antonio

6h 51m

1 stop

FCA11:50 pmKalispell Glacier Park

Feb 27

FCA6:15 pmKalispell Glacier Park

5h 26m

1 stop

SAT12:41 amSan Antonio

$329

American Airlines flights from San Antonio to Kalispell

Our best American Airlines deals on San Antonio to Kalispell flight tickets

American Airlines

Jul 6

SAT6:00 amSan Antonio

6h 52m

1 stop

FCA11:52 amKalispell Glacier Park

Jul 12

FCA3:53 pmKalispell Glacier Park

6h 01m

1 stop

SAT10:54 pmSan Antonio

$595

American Airlines

Jul 19

SAT7:00 amSan Antonio

8h 53m

1 stop

FCA2:53 pmKalispell Glacier Park

Jul 25

FCA3:53 pmKalispell Glacier Park

6h 01m

1 stop

SAT10:54 pmSan Antonio

$629

American Airlines

Jul 6

SAT5:00 amSan Antonio

12h 04m

2 stops

FCA4:04 pmKalispell Glacier Park

Jul 12

FCA3:53 pmKalispell Glacier Park

6h 01m

1 stop

SAT10:54 pmSan Antonio

$636

Fly from

Fly to

Route

Depart

Return

Price

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Mon 5/18

6:35 am-11:26 am

1 stop5h 51m

Kalispell Glacier Park

Fri 5/22

6:13 pm-12:13 am

1 stop5h 00m

$299

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Mon 5/18

12:35 pm-5:33 pm

1 stop5h 58m

Kalispell Glacier Park

Fri 5/22

6:13 pm-12:13 am

1 stop5h 00m

$309

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Mon 2/23

5:59 pm-11:50 pm

1 stop6h 51m

Kalispell Glacier Park

Fri 2/27

6:15 pm-12:41 am

1 stop5h 26m

$329

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Mon 5/18

6:35 am-11:26 am

1 stop5h 51m

Kalispell Glacier Park

Fri 5/22

6:13 pm-12:13 am

1 stop5h 00m

$369

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Tue 6/30

5:30 am-10:08 am

1 stop5h 38m

Kalispell Glacier Park

Tue 6/30

5:00 pm-11:58 pm

1 stop5h 58m

$398

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Tue 4/21

5:50 pm-11:47 pm

1 stop6h 57m

Kalispell Glacier Park

Wed 4/22

6:35 am-5:05 pm

1 stop9h 30m

$401

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Mon 5/18

7:30 am-5:33 pm

2 stops11h 03m

Kalispell Glacier Park

Fri 5/22

6:13 pm-12:13 am

1 stop5h 00m

$415

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Mon 5/18

7:30 am-5:33 pm

2 stops11h 03m

Kalispell Glacier Park

Fri 5/22

6:13 pm-12:13 am

1 stop5h 00m

$445

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Tue 4/21

5:50 pm-11:47 pm

1 stop6h 57m

Kalispell Glacier Park

Wed 4/22

7:28 pm-5:05 pm

1 stop20h 37m

$461

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Tue 3/3

6:06 pm-11:57 pm

1 stop6h 51m

Kalispell Glacier Park

Tue 3/10

7:53 pm-11:15 pm

2 stops26h 22m

$464

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 San Antonio 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 October is, on average, the cheapest month to fly to Kalispell from San Antonio, with most prices found around $388. If you aren’t able to travel to Kalispell during the month of October, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $461.

When to book flights from San Antonio to Kalispell

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

Estimated round-trip price

Cheap San Antonio to Kalispell (SAT to FCA) flight deals and tips

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

Fastest flight time	5h 38m
Direct flights	None

The fastest flight from San Antonio to Kalispell takes 5h 38m

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

Search flight deals

How far is San Antonio to Kalispell Glacier Park by plane?
There are 1543.8 mi between San Antonio and Kalispell Glacier Park. Flights usually cover this in 5h 38m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from San Antonio Airport to Kalispell Glacier Park Airport?
Prices for flights from San Antonio Airport to Kalispell Glacier Park Airport refresh daily.
How many operators does momondo search for flights from San Antonio Airport to Kalispell Glacier Park Airport?
The number of operators available for flights from San Antonio Airport to Kalispell Glacier Park Airport is 3 as of February 2026.
How old do you have to be to fly from San Antonio Airport to Kalispell Glacier Park Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Kalispell Glacier Park Airport.
What documentation or ID do you need to fly to Kalispell Glacier Park Airport?
The necessary travel and health documents for your Kalispell Glacier Park Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Antonio to Kalispell?
Based on momondo bookings for flights between San Antonio and Kalispell, the leading airline is United Airlines, making up 46% of the total bookings. Other popular airlines include Delta with 32% and American Airlines with 23%.

Best airlines flying from San Antonio to Kalispell

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $226	Free Cancellation	Rating 7.9 8,179 reviews	Search Delta flights
United Airlines	PriceFrom $388	Free Cancellation	Rating 7.4 9,276 reviews	Search United Airlines flights
American Airlines	PriceFrom $399	Free Cancellation	Rating 7.2 11,267 reviews	Search American 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 San Antonio 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 San Antonio to Kalispell for you.

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

Yes. All flights to Kalispell from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Antonio to Kalispell?

Once all potential San Antonio 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 San Antonio to Kalispell right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Kalispell, momondo offers a useful price alert feature which will track prices for flights to Kalispell from San Antonio and alert you when they change.