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$207+ Cheap flights from Kalispell to San Antonio (FCA - SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — SAT
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Kalispell to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) to San Antonio (SAT). 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$427
(Delta)

One-way from

$207
(Alaska Airlines)

Popular in

July

Cheapest in

October

Average price

$633
Provider with most accurate pricing for Kalispell Glacier Park-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Kalispell Glacier Park-San Antonio flights.
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From Kalispell Glacier Park to San Antonio
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One-way flight from Kalispell Glacier Park to San Antonio
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Highest demand for flights based on searches. 14% potential increase in price ($96 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Kalispell to San Antonio

Cheapest flights from Kalispell to San Antonio
Explore the most affordable flight options available from Kalispell to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Delta deal was found by Cheapflights users on 3/24. 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.
Mon 4/215:55 pmFCA - SAT
1 stop5h 25mDelta
Mon 4/286:30 amSAT - FCA
1 stop7h 49mDelta
Deal found 3/24$427
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/221:15 pmFCA - SAT
1 stop7h 48mAmerican Airlines
Tue 5/277:00 amSAT - FCA
1 stop6h 31mAmerican Airlines
Deal found 3/24$439
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 4/86:10 amFCA - SAT
1 stop5h 54mUnited Airlines
Sat 4/129:04 amSAT - FCA
1 stop5h 28mUnited Airlines
Deal found 3/24$511
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
Mon 4/216:14 pmFCA - SAT
2 stops28h 45mAlaska Airlines
Mon 4/287:33 pmSAT - FCA
2 stops18h 59mAlaska Airlines
Deal found 3/24$556

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
Use the filters below to find and compare flights from Kalispell to San Antonio that are best for you.

Fly from

Kalispell

Fly to

San Antonio

Route

Depart

Return

Price

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Mon 4/21

5:55 pm-12:20 am

1 stop5h 25m

San Antonio

Mon 4/28

6:30 am-1:19 pm

1 stop7h 49m

$427

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Thu 5/22

1:15 pm-10:03 pm

1 stop7h 48m

San Antonio

Tue 5/27

7:00 am-12:31 pm

1 stop6h 31m

$439

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Tue 4/8

6:10 am-1:04 pm

1 stop5h 54m

San Antonio

Sat 4/12

9:04 am-1:32 pm

1 stop5h 28m

$511

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Mon 4/21

6:14 pm-11:59 pm

2 stops28h 45m

San Antonio

Mon 4/28

7:33 pm-1:32 pm

2 stops18h 59m

$556

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Sat 5/17

1:40 pm-5:10 am

1 stop14h 30m

$207

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Sat 5/17

11:53 am-11:42 pm

2 stops10h 49m

$219

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Sun 5/25

4:15 pm-8:50 am

2 stops15h 35m

$248

KalispellSan Antonio

FCA - SAT

FCASAT

Kalispell Glacier Park

Sun 5/25

1:15 pm-8:49 pm

1 stop6h 34m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Kalispell to San Antonio

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 Kalispell to San Antonio in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Kalispell-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kalispell-San Antonio 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 Kalispell-San Antonio 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 Kalispell to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Kalispell 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 Kalispell to San Antonio

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

Currently, August is the cheapest month in which you can book a flight from Kalispell to San Antonio (average of $295). Flying from Kalispell to San Antonio in March is currently the most expensive (average of $376). 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.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated March 25, 2025.
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

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

    Flying on Delta is currently your cheapest option to San Antonio, with prices starting at $427. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $439 and $511, respectively. Users have found that Delta is 25% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Kalispell to San Antonio one-way?

    $207 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $219 and $248, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kalispell to San Antonio 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 Kalispell to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Kalispell to San Antonio (average of $295). Flying from Kalispell to San Antonio in March is currently the most expensive (average of $376). 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?

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Top 2 airlines flying from Kalispell to San Antonio

Discover the top 2 airlines that operate flights from Kalispell to San Antonio. 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$318Average$450FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$348Average$592FlexibilityNo cancel feeOn-time69%
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