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Cheap flights from Kalispell to San Antonio from $191

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 12/31. 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
5:59 pm - 12:41 am
FCA
-
SAT
5h 42m1 stop
Delta Logo
6:20 pm - 10:52 pm
SAT
-
FCA
5h 32m1 stop
$277Delta
Tue, Jan 20 - Wed, Jan 21
Delta Logo
5:00 am - 2:44 pm
FCA
-
SAT
8h 44m2 stops
Delta Logo
5:56 pm - 11:41 pm
SAT
-
FCA
6h 45m1 stop
$282Delta
Wed, Mar 4 - Wed, Mar 11
Delta Logo
5:24 am - 2:43 pm
FCA
-
SAT
8h 19m2 stops
Delta Logo
6:30 am - 2:25 pm
SAT
-
FCA
8h 55m1 stop
$363Delta
Sun, Feb 1 - Mon, Feb 9
Delta Logo
5:00 am - 2:44 pm
FCA
-
SAT
8h 44m2 stops
Delta Logo
7:35 am - 5:18 pm
SAT
-
FCA
10h 43m2 stops
$368Delta
Wed, Mar 4 - Wed, Mar 11
United Airlines Logo
6:00 am - 1:09 pm
FCA
-
SAT
6h 09m1 stop
United Airlines Logo
1:20 pm - 11:20 pm
SAT
-
FCA
11h 00m2 stops
$372United Airlines
Wed, Jan 28 - Sat, Jan 31
Alaska Airlines Logo
7:46 pm - 4:45 pm
FCA
-
SAT
19h 59m2 stops
Alaska Airlines Logo
6:46 pm - 12:14 pm
SAT
-
FCA
18h 28m1 stop
$382Alaska Airlines
Tue, Jan 20 - Wed, Jan 21
Delta Logo
5:54 pm - 12:41 am
FCA
-
SAT
5h 47m1 stop
Delta Logo
6:20 pm - 10:52 pm
SAT
-
FCA
5h 32m1 stop
$388Delta
Mon, Jan 19 - Wed, Jan 21
Alaska Airlines Logo
7:46 pm - 5:45 pm
FCA
-
SAT
20h 59m1 stop
Alaska Airlines Logo
6:46 pm - 12:14 pm
SAT
-
FCA
18h 28m1 stop
$398Alaska Airlines
Wed, Jan 28 - Sat, Jan 31
Alaska Airlines Logo
7:46 pm - 5:45 pm
FCA
-
SAT
20h 59m1 stop
Alaska Airlines Logo
6:46 pm - 12:14 pm
SAT
-
FCA
18h 28m1 stop
$408Alaska Airlines
Wed, Jan 28 - Sat, Jan 31
Delta Logo
5:24 am - 2:43 pm
FCA
-
SAT
8h 19m2 stops
Delta Logo
7:00 am - 5:20 pm
SAT
-
FCA
11h 20m2 stops
$449Delta
Sun, Feb 1 - Mon, Feb 9

Alaska Airlines flights from Kalispell to San Antonio

Our best Alaska Airlines deals on Kalispell to San Antonio flight tickets
Alaska Airlines
Jan 20
FCA7:46 pmKalispell Glacier Park
19h 59m
2 stops
SAT4:45 pmSan Antonio
Jan 21
SAT6:46 pmSan Antonio
18h 28m
1 stop
FCA12:14 pmKalispell Glacier Park
$382
Find similar
Alaska Airlines
Jan 28
FCA7:46 pmKalispell Glacier Park
20h 59m
1 stop
SAT5:45 pmSan Antonio
Jan 31
SAT6:46 pmSan Antonio
18h 28m
1 stop
FCA12:14 pmKalispell Glacier Park
$398
Find similar
Alaska Airlines
Jan 28
FCA12:54 pmKalispell Glacier Park
27h 51m
2 stops
SAT5:45 pmSan Antonio
Jan 31
SAT6:46 pmSan Antonio
19h 28m
2 stops
FCA1:14 pmKalispell Glacier Park
$451
Find similar

Delta flights from Kalispell to San Antonio

Our best Delta deals on Kalispell to San Antonio flight tickets
Delta
Feb 1
FCA6:05 pmKalispell Glacier Park
5h 36m
1 stop
SAT12:41 amSan Antonio
Feb 9
SAT6:20 pmSan Antonio
5h 32m
1 stop
FCA10:52 pmKalispell Glacier Park
$318
Find similar
Delta
Dec 25
FCA1:45 pmKalispell Glacier Park
6h 41m
1 stop
SAT9:26 pmSan Antonio
Jan 9
SAT6:20 pmSan Antonio
5h 32m
1 stop
FCA10:52 pmKalispell Glacier Park
$338
Find similar
Delta
Dec 25
FCA5:20 amKalispell Glacier Park
7h 25m
1 stop
SAT1:45 pmSan Antonio
Jan 9
SAT7:00 amSan Antonio
11h 14m
2 stops
FCA5:14 pmKalispell Glacier Park
$343
Find similar

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 December 18, 2025.
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 1/20

5:59 pm-12:41 am

1 stop5h 42m

San Antonio

Wed 1/21

6:20 pm-10:52 pm

1 stop5h 32m

$277

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Wed 3/4

5:00 am-2:44 pm

2 stops8h 44m

San Antonio

Wed 3/11

5:56 pm-11:41 pm

1 stop6h 45m

$282

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Sun 2/1

5:24 am-2:43 pm

2 stops8h 19m

San Antonio

Mon 2/9

6:30 am-2:25 pm

1 stop8h 55m

$363

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Wed 3/4

5:00 am-2:44 pm

2 stops8h 44m

San Antonio

Wed 3/11

7:35 am-5:18 pm

2 stops10h 43m

$368

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Wed 1/28

6:00 am-1:09 pm

1 stop6h 09m

San Antonio

Sat 1/31

1:20 pm-11:20 pm

2 stops11h 00m

$372

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Tue 1/20

7:46 pm-4:45 pm

2 stops19h 59m

San Antonio

Wed 1/21

6:46 pm-12:14 pm

1 stop18h 28m

$382

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Mon 1/19

5:54 pm-12:41 am

1 stop5h 47m

San Antonio

Wed 1/21

6:20 pm-10:52 pm

1 stop5h 32m

$388

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Wed 1/28

7:46 pm-5:45 pm

1 stop20h 59m

San Antonio

Sat 1/31

6:46 pm-12:14 pm

1 stop18h 28m

$398

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Wed 1/28

7:46 pm-5:45 pm

1 stop20h 59m

San Antonio

Sat 1/31

6:46 pm-12:14 pm

1 stop18h 28m

$408

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Sun 2/1

5:24 am-2:43 pm

2 stops8h 19m

San Antonio

Mon 2/9

7:00 am-5:20 pm

2 stops11h 20m

$449

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 December, then book flights to San Antonio from Kalispell during November instead. Flights to San Antonio in November, while not as cheap as those in December, still average around $366.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Tuesday when prices can be found for as low as $479. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Friday is $781.

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

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Kalispell to San Antonio at noon for as low as $512. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the afternoon, with an average ticket price of $630. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 24m

Direct flights

None
The fastest flight from Kalispell to San Antonio takes 5h 24m
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 24m.

  • 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
8,005 reviews
Search Delta flights
United AirlinesPriceFrom $287Free CancellationRating
7.4
9,092 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
Schertz
Pleasanton

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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