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Cheap flights from Kalispell to San Antonio from $322

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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kalispell to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:09 pm - 12:25 am
FCA
-
SAT
5h 16m
1 stop
Delta Logo
6:35 am - 11:45 am
SAT
-
FCA
6h 10m
1 stop
$409Delta
Fri, Oct 16 - Mon, Oct 19
Delta Logo
12:35 pm - 12:08 am
FCA
-
SAT
10h 33m
2 stops
Delta Logo
6:35 am - 11:45 am
SAT
-
FCA
6h 10m
1 stop
$414Delta
Fri, Oct 16 - Mon, Oct 19
Delta Logo
5:15 am - 2:57 pm
FCA
-
SAT
8h 42m
2 stops
Delta Logo
6:04 pm - 11:56 pm
SAT
-
FCA
6h 52m
1 stop
$479Delta
Thu, Aug 6 - Thu, Aug 13
Alaska Airlines Logo
6:30 am - 4:25 pm
FCA
-
SAT
8h 55m
1 stop
Alaska Airlines Logo
5:21 pm - 11:59 pm
SAT
-
FCA
7h 38m
1 stop
$481Alaska Airlines
Thu, Nov 5 - Mon, Nov 9
Delta Logo
5:15 am - 2:57 pm
FCA
-
SAT
8h 42m
2 stops
Delta Logo
7:30 am - 5:29 pm
SAT
-
FCA
10h 59m
2 stops
$484Delta
Thu, Aug 6 - Thu, Aug 13
Delta Logo
12:35 pm - 12:08 am
FCA
-
SAT
10h 33m
2 stops
Delta Logo
7:30 am - 5:29 pm
SAT
-
FCA
10h 59m
2 stops
$504Delta
Fri, Oct 16 - Mon, Oct 19
Delta Logo
6:09 pm - 12:26 am
FCA
-
SAT
5h 17m
1 stop
Delta Logo
12:39 pm - 5:29 pm
SAT
-
FCA
5h 50m
1 stop
$528Delta
Thu, Aug 6 - Thu, Aug 13
Alaska Airlines Logo
6:30 am - 4:25 pm
FCA
-
SAT
8h 55m
1 stop
Alaska Airlines Logo
12:55 pm - 11:59 pm
SAT
-
FCA
12h 04m
2 stops
$540Alaska Airlines
Thu, Nov 5 - Mon, Nov 9
Alaska Airlines Logo
6:30 am - 8:51 pm
FCA
-
SAT
13h 21m
2 stops
Alaska Airlines Logo
12:55 pm - 11:59 pm
SAT
-
FCA
12h 04m
2 stops
$587Alaska Airlines
Thu, Nov 5 - Mon, Nov 9
Delta Logo
2:40 pm - 9:16 pm
FCA
-
SAT
5h 36m
1 stop
Delta Logo
6:03 pm - 10:53 pm
SAT
-
FCA
5h 50m
1 stop
$589Delta
Sat, Aug 29 - Thu, Sep 3

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Delta flights from Kalispell to San Antonio

Our best Delta deals on Kalispell to San Antonio flight tickets
Delta
Oct 16
FCA6:09 pmKalispell Glacier Park
5h 16m
1 stop
SAT12:25 amSan Antonio
Oct 19
SAT6:35 amSan Antonio
6h 10m
1 stop
FCA11:45 amKalispell Glacier Park
$409
Delta
Oct 16
FCA12:35 pmKalispell Glacier Park
10h 33m
2 stops
SAT12:08 amSan Antonio
Oct 19
SAT6:35 amSan Antonio
6h 10m
1 stop
FCA11:45 amKalispell Glacier Park
$414
Delta
Aug 6
FCA5:15 amKalispell Glacier Park
8h 42m
2 stops
SAT2:57 pmSan Antonio
Aug 13
SAT6:04 pmSan Antonio
6h 52m
1 stop
FCA11:56 pmKalispell Glacier Park
$479

Alaska Airlines flights from Kalispell to San Antonio

Our best Alaska Airlines deals on Kalispell to San Antonio flight tickets
Alaska Airlines
Nov 5
FCA6:30 amKalispell Glacier Park
8h 55m
1 stop
SAT4:25 pmSan Antonio
Nov 9
SAT5:21 pmSan Antonio
7h 38m
1 stop
FCA11:59 pmKalispell Glacier Park
$481
Alaska Airlines
Nov 5
FCA6:30 amKalispell Glacier Park
8h 55m
1 stop
SAT4:25 pmSan Antonio
Nov 9
SAT12:55 pmSan Antonio
12h 04m
2 stops
FCA11:59 pmKalispell Glacier Park
$540
Alaska Airlines
Nov 5
FCA6:30 amKalispell Glacier Park
13h 21m
2 stops
SAT8:51 pmSan Antonio
Nov 9
SAT12:55 pmSan Antonio
12h 04m
2 stops
FCA11:59 pmKalispell Glacier Park
$587

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 July 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

Cheapest round-trip

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Fri 10/16

6:09 pm-12:25 am

1 stop5h 16m

San Antonio

Mon 10/19

6:35 am-11:45 am

1 stop6h 10m

$409

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Fri 10/16

12:35 pm-12:08 am

2 stops10h 33m

San Antonio

Mon 10/19

6:35 am-11:45 am

1 stop6h 10m

$414

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 8/6

5:15 am-2:57 pm

2 stops8h 42m

San Antonio

Thu 8/13

6:04 pm-11:56 pm

1 stop6h 52m

$479

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 11/5

6:30 am-4:25 pm

1 stop8h 55m

San Antonio

Mon 11/9

5:21 pm-11:59 pm

1 stop7h 38m

$481

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 8/6

5:15 am-2:57 pm

2 stops8h 42m

San Antonio

Thu 8/13

7:30 am-5:29 pm

2 stops10h 59m

$484

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Fri 10/16

12:35 pm-12:08 am

2 stops10h 33m

San Antonio

Mon 10/19

7:30 am-5:29 pm

2 stops10h 59m

$504
Quickest round-trip

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 8/6

6:09 pm-12:26 am

1 stop5h 17m

San Antonio

Thu 8/13

12:39 pm-5:29 pm

1 stop5h 50m

$528

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 11/5

6:30 am-4:25 pm

1 stop8h 55m

San Antonio

Mon 11/9

12:55 pm-11:59 pm

2 stops12h 04m

$540

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 11/5

6:30 am-8:51 pm

2 stops13h 21m

San Antonio

Mon 11/9

12:55 pm-11:59 pm

2 stops12h 04m

$587

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Sat 8/29

2:40 pm-9:16 pm

1 stop5h 36m

San Antonio

Thu 9/3

6:03 pm-10:53 pm

1 stop5h 50m

$589

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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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 June, then book flights to San Antonio from Kalispell during May instead. Flights to San Antonio in May, while not as cheap as those in June, still average around $0.

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

8h 42m

Direct flights

None
The fastest flight from Kalispell to San Antonio takes 8h 42m
There are no direct flights from Kalispell to San Antonio. There are no popular flight routes from Kalispell to San Antonio.
Search flight deals

Frequently asked questions about flying from Kalispell to San Antonio

  • 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 8h 42m.

  • 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
7.8
8,453 reviews
Search Delta flights
United AirlinesPriceFrom $282Free CancellationRating
7.4
9,955 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
Pleasanton
Boerne
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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