$345+ 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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — FCA
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Kalispell with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Antonio to Kalispell
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Antonio to KalispellExplore 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 September 14, 2026.
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 September 14, 2026.
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/166:35 am -
1 stop6h 02m
Wed 10/216:13 pm -
1 stop5h 17m
Deal found 9/10![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 9/13. 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 11/96:40 am -
1 stop9h 00m
Thu 11/126:17 pm -
1 stop5h 06m
Deal found 9/13![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/268:40 am -
1 stop7h 54m
Wed 9/306:05 am -
1 stop5h 53m
Deal found 9/11![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/174:50 pm -
1 stop5h 46m
Wed 10/212:30 pm -
1 stop8h 28m
Deal found 9/10![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 9/11. 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 9/267:20 am -
2 stops10h 58m
Wed 9/3012:40 pm -
2 stops10h 33m
Deal found 9/11![Delta logo]()
$460
Best flights from San Antonio to KalispellDiscover carefully curated flight deals from San Antonio to Kalispell that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from San Antonio to Kalispell that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This Delta deal was found by Cheapflights users on 9/13. 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 11/96:40 am -
1 stop9h 00m
Thu 11/126:17 pm -
1 stop5h 06m
Deal found 9/13![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/268:40 am -
1 stop7h 54m
Wed 9/306:05 am -
1 stop5h 53m
Deal found 9/11![United Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 9/11. 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 9/267:20 am -
2 stops10h 58m
Wed 9/3012:40 pm -
2 stops10h 33m
Deal found 9/11![Delta logo]()
$460
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/179:00 am -
2 stops12h 02m
Wed 10/215:12 pm -
1 stop5h 46m
Deal found 9/10![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/285:30 am -
2 stops11h 04m
Mon 10/55:12 pm -
1 stop5h 46m
Deal found 9/13![United Airlines logo]()
$499
Last-minute flights from San Antonio to KalispellDiscover last-minute flight deals from San Antonio to Kalispell. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Kalispell. Data last updated September 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/268:40 am -
1 stop7h 54m
Wed 9/306:05 am -
1 stop5h 53m
Deal found 9/11![United Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 9/11. 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 9/267:20 am -
2 stops10h 58m
Wed 9/3012:40 pm -
2 stops10h 33m
Deal found 9/11![Delta logo]()
$460
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/287:45 am -
1 stop8h 49m
Mon 10/55:12 pm -
1 stop5h 46m
Deal found 9/13![United Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/166:35 am -
1 stop6h 02m
Wed 10/216:13 pm -
1 stop5h 17m
Deal found 9/10![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/174:50 pm -
1 stop5h 46m
Wed 10/212:30 pm -
1 stop8h 28m
Deal found 9/10![United Airlines logo]()
$459
One-way flights from San Antonio to KalispellSearch for one-way flight options from San Antonio to Kalispell. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from San Antonio to Kalispell. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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 12/224:43 pm -
1 stop6h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 9/10. 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 12/227:00 am -
2 stops11h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/229:21 pm -
3 stops46h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$655
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 September 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Delta) |
One-way from | $345 (United Airlines) |
Popular in | July |
Cheapest in | March |
Average price | $522 |
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 7,457,451 searches. Data last updated September 14, 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
Cheapest round-trip
Quickest round-trip
San AntonioKalispell
SAT San Antonio - FCA Kalispell Glacier Park
SATFCA
San Antonio
Tue 12/22
4:43 pm-9:57 pm
1 stop6h 14m
Kalispell Glacier Park
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$345
San AntonioKalispell
SAT San Antonio - FCA Kalispell Glacier Park
SATFCA
San Antonio
Mon 11/9
6:40 am-2:40 pm
1 stop9h 00m
Kalispell Glacier Park
Thu 11/12
6:17 pm-12:23 am
1 stop5h 06m
$379
San AntonioKalispell
SAT San Antonio - FCA Kalispell Glacier Park
SATFCA
San Antonio
Sat 9/26
8:40 am-3:34 pm
1 stop7h 54m
Kalispell Glacier Park
Wed 9/30
6:05 am-12:58 pm
1 stop5h 53m
$429
San AntonioKalispell
SAT San Antonio - FCA Kalispell Glacier Park
SATFCA
San Antonio
Sat 9/26
7:20 am-5:18 pm
2 stops10h 58m
Kalispell Glacier Park
Wed 9/30
12:40 pm-12:13 am
2 stops10h 33m
$460
San AntonioKalispell
SAT San Antonio - FCA Kalispell Glacier Park
SATFCA
San Antonio
Sat 10/17
9:00 am-8:02 pm
2 stops12h 02m
Kalispell Glacier Park
Wed 10/21
5:12 pm-11:58 pm
1 stop5h 46m
$464
San AntonioKalispell
SAT San Antonio - FCA Kalispell Glacier Park
SATFCA
San Antonio
Mon 9/28
5:30 am-3:34 pm
2 stops11h 04m
Kalispell Glacier Park
Mon 10/5
5:12 pm-11:58 pm
1 stop5h 46m
$499
San AntonioKalispell
SAT San Antonio - FCA Kalispell Glacier Park
SATFCA
San Antonio
Tue 12/22
7:00 am-5:36 pm
2 stops11h 36m
Kalispell Glacier Park
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$505
San AntonioKalispell
SAT San Antonio - FCA Kalispell Glacier Park
SATFCA
San Antonio
Tue 12/22
9:21 pm-6:57 pm
3 stops46h 36m
Kalispell Glacier Park
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$655
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SAT-FCA
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 July is currently the most expensive (average of $634). 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?
Airfare is below average for this route at the moment.
San Antonio to Kalispell flights typically cost between $478 and $558 in October.The cheapest round-trip price found within the last 5 days was $359 on Delta (Oct 16-Oct 21).
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 September 14, 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.
Overall
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Overall
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Overall
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Overall
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
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.
Traveling to a place near Kalispell?
Book flights to Kalispell if you plan to visit one of these locationsColumbia Falls
East Glacier Park
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Other flights to Kalispell
Explore flights to Kalispell departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.
San Antonio and Kalispell flights
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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 7,457,451 searches. Data last updated September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$418 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$367 | Average$580 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$448 | Average$561 | FlexibilityNo cancel fee | On-time71% |