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Cheap flights from Kalispell to San Antonio from $150

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to San Antonio departing on 7/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Kalispell to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:10 pm - 12:25 am
FCA
-
SAT
5h 15m
1 stop
Delta Logo
6:20 pm - 11:27 pm
SAT
-
FCA
6h 07m
1 stop
$299Delta
Tue, Apr 14 - Sat, Apr 18
Delta Logo
5:05 am - 2:33 pm
FCA
-
SAT
8h 28m
2 stops
Delta Logo
6:39 am - 1:19 pm
SAT
-
FCA
7h 40m
1 stop
$304Delta
Tue, Apr 14 - Sat, Apr 18
United Airlines Logo
1:20 pm - 11:58 pm
FCA
-
SAT
9h 38m
2 stops
United Airlines Logo
5:30 am - 10:08 am
SAT
-
FCA
5h 38m
1 stop
$328United Airlines
Thu, Jun 18 - Mon, Jun 22
Delta Logo
12:10 pm - 11:32 pm
FCA
-
SAT
10h 22m
2 stops
Delta Logo
7:35 am - 5:30 pm
SAT
-
FCA
10h 55m
2 stops
$340Delta
Tue, Apr 14 - Sat, Apr 18
Delta Logo
5:00 am - 2:44 pm
FCA
-
SAT
8h 44m
2 stops
Delta Logo
5:59 pm - 11:41 pm
SAT
-
FCA
6h 42m
1 stop
$424Delta
Wed, Mar 4 - Tue, Mar 10
Delta Logo
6:15 pm - 12:41 am
FCA
-
SAT
5h 26m
1 stop
Delta Logo
5:59 pm - 11:41 pm
SAT
-
FCA
6h 42m
1 stop
$500Delta
Wed, Mar 4 - Tue, Mar 10
Alaska Airlines Logo
7:53 pm - 4:29 pm
FCA
-
SAT
19h 36m
2 stops
Alaska Airlines Logo
3:15 pm - 12:12 pm
SAT
-
FCA
21h 57m
2 stops
$551Alaska Airlines
Wed, Mar 4 - Tue, Mar 10
Alaska Airlines Logo
6:33 am - 5:44 pm
FCA
-
SAT
10h 11m
2 stops
Alaska Airlines Logo
11:03 am - 11:59 pm
SAT
-
FCA
13h 56m
2 stops
$632Alaska Airlines
Thu, Jun 18 - Mon, Jun 22
Alaska Airlines Logo
7:53 pm - 4:29 pm
FCA
-
SAT
19h 36m
2 stops
Alaska Airlines Logo
3:08 pm - 12:12 pm
SAT
-
FCA
22h 04m
2 stops
$689Alaska Airlines
Thu, Mar 5 - Sun, Mar 8
Alaska Airlines Logo
7:53 pm - 5:10 pm
FCA
-
SAT
20h 17m
1 stop
Alaska Airlines Logo
3:08 pm - 12:12 pm
SAT
-
FCA
22h 04m
2 stops
$714Alaska Airlines
Thu, Mar 5 - Sun, Mar 8

Delta flights from Kalispell to San Antonio

Our best Delta deals on Kalispell to San Antonio flight tickets
Delta
Apr 14
FCA6:10 pmKalispell Glacier Park
5h 15m
1 stop
SAT12:25 amSan Antonio
Apr 18
SAT6:20 pmSan Antonio
6h 07m
1 stop
FCA11:27 pmKalispell Glacier Park
$299
Delta
Apr 14
FCA5:05 amKalispell Glacier Park
8h 28m
2 stops
SAT2:33 pmSan Antonio
Apr 18
SAT6:39 amSan Antonio
7h 40m
1 stop
FCA1:19 pmKalispell Glacier Park
$304
Delta
Apr 14
FCA12:10 pmKalispell Glacier Park
10h 22m
2 stops
SAT11:32 pmSan Antonio
Apr 18
SAT7:35 amSan Antonio
10h 55m
2 stops
FCA5:30 pmKalispell Glacier Park
$340

United Airlines flights from Kalispell to San Antonio

Our best United Airlines deals on Kalispell to San Antonio flight tickets
United Airlines
Jun 18
FCA1:20 pmKalispell Glacier Park
9h 38m
2 stops
SAT11:58 pmSan Antonio
Jun 22
SAT5:30 amSan Antonio
5h 38m
1 stop
FCA10:08 amKalispell Glacier Park
$328
United Airlines
Mar 5
FCA2:41 pmKalispell Glacier Park
7h 51m
1 stop
SAT11:32 pmSan Antonio
Mar 8
SAT1:23 pmSan Antonio
25h 11m
1 stop
FCA1:34 pmKalispell Glacier Park
$727
United Airlines
Jul 13
FCA5:00 pmKalispell Glacier Park
5h 58m
1 stop
SAT11:58 pmSan Antonio
Jul 17
SAT5:30 amSan Antonio
10h 47m
2 stops
FCA3:17 pmKalispell Glacier Park
$905

momondo Fare Finder

 
Customize your flight search to find flights from Kalispell to San Antonio 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, momondo users made 832,500 searches. Data last updated February 9, 2026.
Use the filters below to find and compare flights from Kalispell to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Tue 4/14

6:10 pm-12:25 am

1 stop5h 15m

San Antonio

Sat 4/18

6:20 pm-11:27 pm

1 stop6h 07m

$299

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Tue 4/14

5:05 am-2:33 pm

2 stops8h 28m

San Antonio

Sat 4/18

6:39 am-1:19 pm

1 stop7h 40m

$304

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 6/18

1:20 pm-11:58 pm

2 stops9h 38m

San Antonio

Mon 6/22

5:30 am-10:08 am

1 stop5h 38m

$328

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Tue 4/14

12:10 pm-11:32 pm

2 stops10h 22m

San Antonio

Sat 4/18

7:35 am-5:30 pm

2 stops10h 55m

$340

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Wed 3/4

5:00 am-2:44 pm

2 stops8h 44m

San Antonio

Tue 3/10

5:59 pm-11:41 pm

1 stop6h 42m

$424

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Wed 3/4

6:15 pm-12:41 am

1 stop5h 26m

San Antonio

Tue 3/10

5:59 pm-11:41 pm

1 stop6h 42m

$500

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Wed 3/4

7:53 pm-4:29 pm

2 stops19h 36m

San Antonio

Tue 3/10

3:15 pm-12:12 pm

2 stops21h 57m

$551

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 6/18

6:33 am-5:44 pm

2 stops10h 11m

San Antonio

Mon 6/22

11:03 am-11:59 pm

2 stops13h 56m

$632

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 3/5

7:53 pm-4:29 pm

2 stops19h 36m

San Antonio

Sun 3/8

3:08 pm-12:12 pm

2 stops22h 04m

$689

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 3/5

7:53 pm-5:10 pm

1 stop20h 17m

San Antonio

Sun 3/8

3:08 pm-12:12 pm

2 stops22h 04m

$714

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Kalispell to San Antonio

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

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of January, then book flights to San Antonio from Kalispell during December instead. Flights to San Antonio in December, while not as cheap as those in January, still average around $282.

When to book flights from Kalispell to San Antonio

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

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

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

Fastest flight time

5h 15m

Direct flights

None
The fastest flight from Kalispell to San Antonio takes 5h 15m
There are no direct flights from Kalispell to San Antonio. There are no popular flight routes from Kalispell to San Antonio.
Search flight deals

  • How far is Kalispell Glacier Park to San Antonio by plane?

    Kalispell Glacier Park and San Antonio are 1543.8 mi apart from one another. A reasonable flight in good conditions will take 5h 15m.

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to San Antonio Airport?

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

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

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

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Kalispell to San Antonio?

Best airlines flying from Kalispell to San Antonio

Compare and see reviews for airlines that fly from Kalispell to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $276Free CancellationRating
7.9
8,174 reviews
Search Delta flights
United AirlinesPriceFrom $282Free CancellationRating
7.4
9,259 reviews
Search United Airlines flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Pleasanton
Schertz

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kalispell to San Antonio. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Kalispell to San Antonio on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to San Antonio from Kalispell. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Kalispell to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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