$348+ Cheap flights from San Antonio to Great Falls (SAT - GTF)
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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — GTF
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Great Falls 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 Great Falls
Cheapest
Best
Last-minute
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 September 9, 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 September 9, 2026.
This Delta deal was found by Cheapflights users on 9/7. 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.
Sat 10/246:35 am -
1 stop7h 03m
Fri 10/305:40 am -
1 stop7h 00m
Deal found 9/7![Delta logo]()
$348
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 10/34:50 pm -
1 stop5h 32m
Tue 10/62:37 pm -
1 stop5h 05m
Deal found 9/6![United Airlines logo]()
$413
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/1512:30 pm -
1 stop6h 17m
Mon 10/196:27 pm -
1 stop5h 03m
Deal found 9/8![Delta logo]()
$418
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/199:10 am -
1 stop5h 19m
Wed 9/232:25 pm -
1 stop5h 27m
Deal found 9/4![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 9/4. 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 9/1912:29 pm -
1 stop6h 12m
Wed 9/235:40 am -
2 stops8h 09m
Deal found 9/4![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/86:35 am -
1 stop7h 03m
Mon 10/126:27 pm -
1 stop5h 03m
Deal found 9/8![Delta logo]()
$488
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 September 9, 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 September 9, 2026.
This Delta deal was found by Cheapflights users on 9/8. 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.
Sat 10/246:35 am -
1 stop7h 03m
Fri 10/305:40 am -
1 stop7h 00m
Deal found 9/8![Delta logo]()
$348
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 10/34:50 pm -
1 stop5h 32m
Tue 10/62:37 pm -
1 stop5h 05m
Deal found 9/6![United Airlines logo]()
$413
This Delta deal was found by Cheapflights users on 9/6. 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.
Fri 10/167:50 am -
2 stops10h 57m
Sun 10/186:27 pm -
1 stop5h 03m
Deal found 9/6![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/94:45 pm -
1 stop5h 35m
Tue 1/126:15 am -
1 stop5h 50m
Deal found 9/8![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/199:10 am -
1 stop5h 19m
Wed 9/232:25 pm -
1 stop5h 27m
Deal found 9/4![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 9/4. 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 9/196:00 am -
2 stops12h 41m
Wed 9/235:40 am -
2 stops8h 09m
Deal found 9/4![Delta logo]()
$429
Last-minute flights from San Antonio to Great FallsDiscover last-minute flight deals from San Antonio to Great Falls. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Great Falls. Data last updated September 9, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/199:10 am -
1 stop5h 19m
Wed 9/232:25 pm -
1 stop5h 27m
Deal found 9/4![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 9/4. 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 9/1912:29 pm -
1 stop6h 12m
Wed 9/235:40 am -
2 stops8h 09m
Deal found 9/4![Delta logo]()
$424
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 10/34:50 pm -
1 stop5h 32m
Tue 10/62:37 pm -
1 stop5h 05m
Deal found 9/6![United Airlines logo]()
$413
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/86:35 am -
1 stop7h 03m
Mon 10/126:27 pm -
1 stop5h 03m
Deal found 9/8![Delta logo]()
$488
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/1512:30 pm -
1 stop6h 17m
Mon 10/196:27 pm -
1 stop5h 03m
Deal found 9/8![Delta logo]()
$418
This Delta deal was found by Cheapflights users on 9/7. 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.
Sat 10/246:35 am -
1 stop7h 03m
Fri 10/305:40 am -
1 stop7h 00m
Deal found 9/7![Delta logo]()
$348
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 September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $348 (Delta) |
One-way from | $300 (Alaska 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 7,457,451 searches. Data last updated September 9, 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 San Antonio - GTF Great Falls
SATGTF
San Antonio
Sat 10/24
6:35 am-12:38 pm
1 stop7h 03m
Great Falls
Fri 10/30
5:40 am-1:40 pm
1 stop7h 00m
$348
San AntonioGreat Falls
SAT San Antonio - GTF Great Falls
SATGTF
San Antonio
Fri 10/16
7:50 am-5:47 pm
2 stops10h 57m
Great Falls
Sun 10/18
6:27 pm-12:30 am
1 stop5h 03m
$354
Quickest round-trip
San AntonioGreat Falls
SAT San Antonio - GTF Great Falls
SATGTF
San Antonio
Sat 10/3
4:50 pm-9:22 pm
1 stop5h 32m
Great Falls
Tue 10/6
2:37 pm-8:42 pm
1 stop5h 05m
$413
San AntonioGreat Falls
SAT San Antonio - GTF Great Falls
SATGTF
San Antonio
Sat 1/9
4:45 pm-9:20 pm
1 stop5h 35m
Great Falls
Tue 1/12
6:15 am-1:05 pm
1 stop5h 50m
$418
San AntonioGreat Falls
SAT San Antonio - GTF Great Falls
SATGTF
San Antonio
Sat 9/19
9:10 am-1:29 pm
1 stop5h 19m
Great Falls
Wed 9/23
2:25 pm-8:52 pm
1 stop5h 27m
$423
San AntonioGreat Falls
SAT San Antonio - GTF Great Falls
SATGTF
San Antonio
Sat 9/19
6:00 am-5:41 pm
2 stops12h 41m
Great Falls
Wed 9/23
5:40 am-2:49 pm
2 stops8h 09m
$429
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 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-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 September 9, 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.
Boarding
8.1
Overall
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Boarding
8.1
Overall
7.8
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
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 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 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$398 | FlexibilityNo cancel fee | On-timeN/A |