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Kalispell

$389+ Cheap flights from San Antonio to Kalispell (SAT - FCA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — FCA
Aug 1 — Aug 81
Sat 8/1
Sat 8/8
1 adult, Economy
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Cheap flight deals from San Antonio to Kalispell

Cheapest flights from San Antonio to Kalispell
Explore the most affordable flight options available from San Antonio to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.

This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:50 am
SAT
-
FCA
1 stop5h 19m
Delta
Fri 8/215:15 am
FCA
-
SAT
1 stop7h 16m
Delta
Deal found 7/1$389
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:30 am
SAT
-
FCA
2 stops10h 59m
Delta
Mon 8/175:15 am
FCA
-
SAT
2 stops8h 42m
Delta
Deal found 6/27$399
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:30 pm
SAT
-
FCA
1 stop6h 48m
Delta
Sat 9/195:30 am
FCA
-
SAT
1 stop7h 10m
Delta
Deal found 7/1$409
This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:11 pm
SAT
-
FCA
1 stop6h 45m
Alaska Airlines
Wed 9/26:15 am
FCA
-
SAT
1 stop8h 58m
Alaska Airlines
Deal found 6/28$434
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:04 pm
SAT
-
FCA
1 stop6h 52m
Delta
Sat 8/225:15 am
FCA
-
SAT
1 stop7h 16m
Delta
Deal found 7/1$444
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:39 pm
SAT
-
FCA
1 stop5h 42m
United Airlines
Thu 9/1010:45 am
FCA
-
SAT
2 stops10h 59m
United Airlines
Deal found 6/29$445
This United Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:10 am
SAT
-
FCA
1 stop5h 19m
United Airlines
Thu 8/2010:45 am
FCA
-
SAT
2 stops10h 54m
United Airlines
Deal found 6/30$456

Find flight deals from San Antonio to Kalispell

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Kalispell (FCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$389
(Delta)

Popular in

December

Cheapest in

March

Average price

$634
Provider with most accurate pricing for San Antonio-Kalispell Glacier Park flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Kalispell Glacier Park flights.
Search Deals
From San Antonio to Kalispell Glacier Park
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Kalispell 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, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2026.
Use the filters below to find and compare flights from San Antonio to Kalispell that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Tue 8/18

6:04 pm-11:56 pm

1 stop6h 52m

Kalispell Glacier Park

Fri 8/21

5:15 am-2:57 pm

2 stops8h 42m

$394

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Sat 8/29

5:11 pm-10:56 pm

1 stop6h 45m

Kalispell Glacier Park

Wed 9/2

6:15 am-4:13 pm

1 stop8h 58m

$435

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Sat 8/29

4:45 pm-9:21 pm

1 stop5h 36m

Kalispell Glacier Park

Wed 9/2

7:15 am-9:16 pm

2 stops13h 01m

$494

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Thu 8/13

6:50 am-11:09 am

1 stop5h 19m

Kalispell Glacier Park

Mon 8/17

5:15 am-1:31 pm

1 stop7h 16m

$524

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Wed 8/19

6:04 pm-11:56 pm

1 stop6h 52m

Kalispell Glacier Park

Sun 8/23

5:15 am-2:57 pm

2 stops8h 42m

$559

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Wed 9/30

5:30 am-1:28 pm

2 stops8h 58m

Kalispell Glacier Park

Tue 10/6

10:45 am-10:51 pm

2 stops11h 06m

$584

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Sun 7/26

6:03 pm-10:53 pm

1 stop5h 50m

Kalispell Glacier Park

Mon 7/27

6:55 am-5:11 pm

1 stop9h 16m

$604
Quickest round-trip

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Sun 7/19

5:30 am-10:01 am

1 stop5h 31m

Kalispell Glacier Park

Sat 7/25

5:28 pm-11:59 pm

1 stop5h 31m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Sorted by cheapest first

Compare providers for flights from San Antonio to Kalispell

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Kalispell in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-Kalispell flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Kalispell flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Kalispell flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Kalispell flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Kalispell flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Antonio to Kalispell

Have a flexible travel schedule? Discover the best time to fly to Kalispell from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Kalispell

What is the cheapest month to book a flight from San Antonio to Kalispell?

Currently, March is the cheapest month in which you can book a flight from San Antonio to Kalispell (average of $288). Flying from San Antonio to Kalispell in December is currently the most expensive (average of $812). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from San Antonio to Kalispell?

Reviews of airlines servicing Kalispell

Get insights into the airlines that provide service to Kalispell. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kalispell. Reviews last updated July 2, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from San Antonio to Kalispell. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,452 reviews

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
Delta
7.8
Good
8,452 reviews
Delta
7.8
Good
8,452 reviews

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
United Airlines
7.4
Good
9,926 reviews
Delta
7.8
Good
8,452 reviews

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
American Airlines
7.1
Good
11,769 reviews
Delta
7.8
Good
8,452 reviews

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Kalispell. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Antonio to Kalispell?

    There are many flights that can get you from San Antonio to Kalispell in 5h 36m. Fly via Delta, Alaska Airlines, or United Airlines to get the fastest option. San Antonio and Kalispell are separated by a distance of 1543 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Antonio to Kalispell round-trip?

    Flying on Delta is currently your cheapest option to Kalispell, with prices starting at $288. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $298 and $367, respectively. Users have found that Delta is 43% cheaper than the other options available to this destination.

  • Can I find deals for flights from San Antonio to Kalispell that include hotel bookings?

    Yes. In addition to deals on San Antonio to Kalispell flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Kalispell?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Kalispell.

  • Can I find deals for business class flights from San Antonio to Kalispell?

    Yes. Cheapflights offers flight deals from San Antonio to Kalispell by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Kalispell?

    Currently, March is the cheapest month in which you can book a flight from San Antonio to Kalispell (average of $288). Flying from San Antonio to Kalispell in December is currently the most expensive (average of $812). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Kalispell?

Book flights to Kalispell if you plan to visit one of these locations
Columbia Falls
East Glacier Park

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from San Antonio to Kalispell

Discover the top 3 airlines that operate flights from San Antonio to Kalispell. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$288Average$408FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$558FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$367Average$555FlexibilityNo cancel feeOn-time69%

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