$328+ Cheap flights from San Antonio to Great Falls (SAT - GTF)
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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — GTF
May 25 — Jun 11
Round-trip
1 adult, Economy
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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
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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 Great Falls
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Best
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Cheapest flights from San Antonio to Great FallsExplore the most affordable flight options available from San Antonio to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.
Explore the most affordable flight options available from San Antonio to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.
This Delta deal was found by Cheapflights users on 4/25. 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 8/1912:25 pm
SAT
- GTF
1 stop6h 14m
Delta
Fri 8/286:20 pm
GTF
- SAT
1 stop5h 24m
Delta
Deal found 4/25![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 4/21. 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 9/266:30 am
SAT
- GTF
2 stops12h 09m
Delta
Tue 9/296:20 pm
GTF
- SAT
1 stop5h 24m
Delta
Deal found 4/21![Delta logo]()
$344
This United Airlines deal was found by Cheapflights users on 4/21. 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 5/58:48 am
SAT
- GTF
1 stop5h 46m
United Airlines
Tue 5/126:15 am
GTF
- SAT
1 stop5h 41m
United Airlines
Deal found 4/21![United Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 4/23. 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 5/86:35 am
SAT
- GTF
1 stop6h 52m
Delta
Tue 5/126:19 pm
GTF
- SAT
1 stop4h 54m
Delta
Deal found 4/23![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 4/21. 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 8/296:30 am
SAT
- GTF
2 stops12h 09m
Delta
Sat 9/51:10 pm
GTF
- SAT
2 stops10h 05m
Delta
Deal found 4/21![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 4/25. 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.
Wed 8/195:30 am
SAT
- GTF
2 stops9h 02m
United Airlines
Fri 8/282:31 pm
GTF
- SAT
1 stop5h 14m
United Airlines
Deal found 4/25![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 4/20. 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 7/216:03 pm
SAT
- GTF
1 stop5h 35m
Delta
Sun 7/266:25 pm
GTF
- SAT
1 stop5h 01m
Delta
Deal found 4/20![Delta logo]()
$513
Best flights from San Antonio to Great FallsDiscover carefully curated flight deals from San Antonio to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
Discover carefully curated flight deals from San Antonio to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
This Delta deal was found by Cheapflights users on 4/21. 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 8/296:05 pm
SAT
- GTF
1 stop5h 39m
Delta
Sat 9/56:20 pm
GTF
- SAT
1 stop5h 24m
Delta
Deal found 4/21![Delta logo]()
$338
This United Airlines deal was found by Cheapflights users on 4/25. 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.
Wed 8/194:35 pm
SAT
- GTF
1 stop5h 53m
United Airlines
Fri 8/282:31 pm
GTF
- SAT
1 stop5h 14m
United Airlines
Deal found 4/25![United Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 4/22. 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 9/266:30 am
SAT
- GTF
2 stops12h 09m
Delta
Tue 9/296:20 pm
GTF
- SAT
1 stop5h 24m
Delta
Deal found 4/22![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 4/25. 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 8/195:30 am
SAT
- GTF
2 stops13h 09m
Delta
Fri 8/281:10 pm
GTF
- SAT
2 stops10h 05m
Delta
Deal found 4/25![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 4/20. 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 7/216:03 pm
SAT
- GTF
1 stop5h 35m
Delta
Sun 7/266:25 pm
GTF
- SAT
1 stop5h 01m
Delta
Deal found 4/20![Delta logo]()
$513
This Delta deal was found by Cheapflights users on 4/23. 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 5/86:50 am
SAT
- GTF
2 stops11h 49m
Delta
Tue 5/125:40 am
GTF
- SAT
2 stops8h 30m
Delta
Deal found 4/23![Delta logo]()
$549
Last-minute flights from San Antonio to Great FallsDiscover last-minute flight deals from San Antonio to Great Falls. Data last updated April 25, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Great Falls. Data last updated April 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/20. 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 4/248:45 am
SAT
- GTF
1 stop5h 46m
United Airlines
Sun 4/266:15 am
GTF
- SAT
2 stops8h 31m
United Airlines
Deal found 4/20![United Airlines logo]()
$619
This United Airlines deal was found by Cheapflights users on 4/21. 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 5/58:48 am
SAT
- GTF
1 stop5h 46m
United Airlines
Tue 5/126:15 am
GTF
- SAT
1 stop5h 41m
United Airlines
Deal found 4/21![United Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 4/23. 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 5/86:35 am
SAT
- GTF
1 stop6h 52m
Delta
Tue 5/126:19 pm
GTF
- SAT
1 stop4h 54m
Delta
Deal found 4/23![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Mon 5/184:35 pm
SAT
- GTF
1 stop5h 43m
United Airlines
Thu 5/216:15 am
GTF
- SAT
1 stop5h 28m
United Airlines
Deal found 4/24![United Airlines logo]()
$666
One-way flights from San Antonio to Great FallsSearch for one-way flight options from San Antonio to Great Falls. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
Search for one-way flight options from San Antonio to Great Falls. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
This United Airlines deal was found by Cheapflights users on 4/22. 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 5/224:35 pm
SAT
- GTF
1 stop5h 59m
United Airlines
Deal found 4/22![United Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Fri 5/225:26 pm
SAT
- GTF
3 stops51h 51m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$401
This Delta deal was found by Cheapflights users on 4/23. 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 5/115:55 pm
SAT
- GTF
1 stop5h 31m
Delta
Deal found 4/23![Delta logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 5/221:28 pm
SAT
- GTF
2 stops29h 44m
Alaska Airlines
Deal found 4/22![Alaska Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/118:48 am
SAT
- GTF
1 stop5h 46m
United Airlines
Deal found 4/23![United Airlines logo]()
$598
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 5/119:41 pm
SAT
- GTF
3 stops45h 31m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$680
Find flight deals from San Antonio to Great Falls
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Great Falls (GTF). 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 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $338 (Delta) |
One-way from | $328 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Great Falls 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 25, 2026.
Use the filters below to find and compare flights from San Antonio to Great Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Sat 8/29
6:05 pm-10:44 pm
1 stop5h 39m
Great Falls
Sat 9/5
6:20 pm-12:44 am
1 stop5h 24m
$338
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Wed 8/19
4:35 pm-9:28 pm
1 stop5h 53m
Great Falls
Fri 8/28
2:31 pm-8:45 pm
1 stop5h 14m
$338
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Sat 9/26
6:30 am-5:39 pm
2 stops12h 09m
Great Falls
Tue 9/29
6:20 pm-12:44 am
1 stop5h 24m
$344
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Wed 8/19
5:30 am-5:39 pm
2 stops13h 09m
Great Falls
Fri 8/28
1:10 pm-12:15 am
2 stops10h 05m
$434
Quickest round-trip
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Tue 7/21
6:03 pm-10:38 pm
1 stop5h 35m
Great Falls
Sun 7/26
6:25 pm-12:26 am
1 stop5h 01m
$513
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Fri 5/8
6:50 am-5:39 pm
2 stops11h 49m
Great Falls
Tue 5/12
5:40 am-3:10 pm
2 stops8h 30m
$549
Cheapest one-way
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Fri 5/22
4:35 pm-9:34 pm
1 stop5h 59m
$328
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Mon 5/11
2:35 pm-10:26 pm
2 stops8h 51m
$424
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Fri 5/22
1:28 pm-6:12 pm
2 stops29h 44m
$484
Quickest one-way
San AntonioGreat Falls
SAT - GTF
SATGTF
San Antonio
Mon 5/11
8:48 am-1:34 pm
1 stop5h 46m
$598
Sorted by cheapest first
Compare providers for flights from San Antonio to Great Falls
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 Great Falls 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-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Great Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-Great Falls 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-Great Falls 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 Great Falls
Have a flexible travel schedule? Discover the best time to fly to Great Falls from San Antonio with our price prediction graph.
SAT-GTF
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.
Reviews of airlines servicing Great Falls
Get insights into the airlines that provide service to Great Falls. 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 Great Falls. Reviews last updated April 25, 2026.
Peruse reviews from past customers who have flown with Delta from San Antonio to Great Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Food
7.2
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Food
7.2
Overall
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 Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Book flights to Great Falls if you plan to visit one of these locationsShelby
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Top airline flying from San Antonio to Great Falls
Discover the top airline that operate flights from San Antonio to Great Falls. 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 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$348 | Average$492 | FlexibilityNo cancel fee | On-timeN/A |