$359+ 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — FCA
May 10 — May 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
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 April 10, 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 April 10, 2026.
This Delta deal was found by Cheapflights users on 4/9. 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 9/266:05 pm
SAT
- FCA
1 stop5h 57m
Delta
Thu 10/15:25 am
FCA
- SAT
1 stop7h 06m
Delta
Deal found 4/9![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 4/6. 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 6/16:35 am
SAT
- FCA
1 stop5h 50m
Delta
Tue 6/25:13 am
FCA
- SAT
2 stops11h 07m
Delta
Deal found 4/6![Delta logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
Mon 6/87:54 pm
SAT
- FCA
2 stops38h 24m
Multiple Airlines
Fri 6/1210:31 am
FCA
- SAT
1 stop8h 40m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 4/7. 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 9/255:50 pm
SAT
- FCA
1 stop6h 56m
Delta
Wed 9/306:59 am
FCA
- SAT
1 stop9h 17m
Delta
Deal found 4/7![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 4/7. 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 4/226:39 am
SAT
- FCA
1 stop8h 15m
Delta
Sun 4/262:49 pm
FCA
- SAT
1 stop6h 22m
Delta
Deal found 4/7![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 4/5. 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 5/186:35 am
SAT
- FCA
1 stop5h 53m
Delta
Fri 5/2212:20 pm
FCA
- SAT
2 stops10h 28m
Delta
Deal found 4/5![Delta logo]()
$415
This Delta deal was found by Cheapflights users on 4/5. 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 4/136:39 am
SAT
- FCA
1 stop8h 15m
Delta
Tue 4/216:10 pm
FCA
- SAT
1 stop5h 15m
Delta
Deal found 4/5![Delta logo]()
$419
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 April 10, 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 April 10, 2026.
This Delta deal was found by Cheapflights users on 4/9. 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 9/266:05 pm
SAT
- FCA
1 stop5h 57m
Delta
Thu 10/15:25 am
FCA
- SAT
1 stop7h 06m
Delta
Deal found 4/9![Delta logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 4/5. 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.
Wed 8/264:53 pm
SAT
- FCA
1 stop7h 03m
Alaska Airlines
Sun 8/306:08 pm
FCA
- SAT
1 stop20h 49m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Fri 5/111:45 am
SAT
- FCA
2 stops11h 12m
United Airlines
Sun 5/36:00 am
FCA
- SAT
1 stop5h 56m
United Airlines
Deal found 4/5![United Airlines logo]()
$534
This Delta deal was found by Cheapflights users on 4/9. 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 8/266:05 pm
SAT
- FCA
1 stop5h 57m
Delta
Wed 9/26:59 am
FCA
- SAT
1 stop9h 17m
Delta
Deal found 4/9![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 4/8. 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 9/255:50 pm
SAT
- FCA
1 stop6h 56m
Delta
Wed 9/306:59 am
FCA
- SAT
1 stop9h 17m
Delta
Deal found 4/8![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 4/6. 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 4/217:38 am
SAT
- FCA
2 stops10h 52m
Delta
Sat 4/2512:10 pm
FCA
- SAT
2 stops11h 36m
Delta
Deal found 4/6![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 4/9. 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 6/16:35 am
SAT
- FCA
1 stop5h 50m
Delta
Tue 6/25:13 am
FCA
- SAT
2 stops8h 57m
Delta
Deal found 4/9![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 4/5. 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 4/236:39 am
SAT
- FCA
1 stop8h 15m
Delta
Thu 4/306:10 pm
FCA
- SAT
1 stop5h 15m
Delta
Deal found 4/5![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 4/7. 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 8/266:05 pm
SAT
- FCA
1 stop5h 57m
Delta
Tue 9/16:59 am
FCA
- SAT
1 stop9h 17m
Delta
Deal found 4/7![Delta logo]()
$430
This Delta deal was found by Cheapflights users on 4/8. 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 8/266:05 pm
SAT
- FCA
1 stop5h 57m
Delta
Sun 8/306:12 pm
FCA
- SAT
1 stop5h 32m
Delta
Deal found 4/8![Delta logo]()
$533
Last-minute flights from San Antonio to KalispellDiscover last-minute flight deals from San Antonio to Kalispell. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Kalispell. Data last updated April 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/5. 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 4/136:39 am
SAT
- FCA
1 stop8h 15m
Delta
Tue 4/216:10 pm
FCA
- SAT
1 stop5h 15m
Delta
Deal found 4/5![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 4/6. 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 4/214:45 pm
SAT
- FCA
1 stop5h 42m
United Airlines
Sat 4/256:00 am
FCA
- SAT
1 stop6h 00m
United Airlines
Deal found 4/6![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 4/6. 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 4/217:38 am
SAT
- FCA
2 stops10h 52m
Delta
Sat 4/2512:10 pm
FCA
- SAT
2 stops11h 36m
Delta
Deal found 4/6![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 4/7. 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 4/226:39 am
SAT
- FCA
1 stop8h 15m
Delta
Sun 4/262:49 pm
FCA
- SAT
1 stop6h 22m
Delta
Deal found 4/7![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 4/7. 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 5/46:05 pm
SAT
- FCA
1 stop6h 22m
Delta
Mon 5/111:20 pm
FCA
- SAT
2 stops9h 28m
Delta
Deal found 4/7![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 4/7. 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 5/186:35 am
SAT
- FCA
1 stop5h 53m
Delta
Fri 5/226:07 pm
FCA
- SAT
1 stop5h 06m
Delta
Deal found 4/7![Delta logo]()
$379
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 April 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Delta) |
Popular in | July |
Cheapest in | March |
Average price | $423 |
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 April 10, 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
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Sat 9/26
6:05 pm-11:02 pm
1 stop5h 57m
Kalispell Glacier Park
Thu 10/1
5:25 am-1:31 pm
1 stop7h 06m
$359
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Wed 8/26
6:05 pm-11:02 pm
1 stop5h 57m
Kalispell Glacier Park
Wed 9/2
6:59 am-5:16 pm
1 stop9h 17m
$359
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Fri 9/25
5:50 pm-11:46 pm
1 stop6h 56m
Kalispell Glacier Park
Wed 9/30
6:59 am-5:16 pm
1 stop9h 17m
$379
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Tue 4/21
7:38 am-5:30 pm
2 stops10h 52m
Kalispell Glacier Park
Sat 4/25
12:10 pm-12:46 am
2 stops11h 36m
$389
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Mon 6/1
6:35 am-11:25 am
1 stop5h 50m
Kalispell Glacier Park
Tue 6/2
5:13 am-3:10 pm
2 stops8h 57m
$394
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Thu 4/23
6:39 am-1:54 pm
1 stop8h 15m
Kalispell Glacier Park
Thu 4/30
6:10 pm-12:25 am
1 stop5h 15m
$419
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Wed 8/26
6:05 pm-11:02 pm
1 stop5h 57m
Kalispell Glacier Park
Tue 9/1
6:59 am-5:16 pm
1 stop9h 17m
$430
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Wed 8/26
4:53 pm-10:56 pm
1 stop7h 03m
Kalispell Glacier Park
Sun 8/30
6:08 pm-3:57 pm
1 stop20h 49m
$529
Quickest round-trip
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Wed 8/26
6:05 pm-11:02 pm
1 stop5h 57m
Kalispell Glacier Park
Sun 8/30
6:12 pm-12:44 am
1 stop5h 32m
$533
San AntonioKalispell
SAT - FCA
SATFCA
San Antonio
Fri 5/1
11:45 am-9:57 pm
2 stops11h 12m
Kalispell Glacier Park
Sun 5/3
6:00 am-12:56 pm
1 stop5h 56m
$534
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 April.
| 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, August is the cheapest month in which you can book a flight from San Antonio to Kalispell (average of $149). Flying from San Antonio to Kalispell in December is currently the most expensive (average of $328). 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 April 10, 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.
Boarding
8.1
Crew
8.5
Food
7.2
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Crew
8.5
Food
7.2
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Crew
8.5
Food
7.2
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Crew
8.5
Food
7.2
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - 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
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Kalispell flight routes
Other flight options
Other flights from San Antonio
Popular flights
Alternative routes for San Antonio to Kalispell
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Kalispell by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Antonio to Kalispell by cabin class
Find flights from San Antonio to Kalispell, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 April 10, 2026.
San Antonio and Kalispell flights
Browse other San Antonio and Kalispell flight options. Last updated on April 10, 2026.
Other flights from San Antonio
Browse through other flights departing from San Antonio. Flights are based on user searches made on Cheapflights and were last updated on April 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 April 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$226 | Average$429 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$367 | Average$538 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$399 | Average$494 | FlexibilityNo cancel fee | On-time71% |