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$218+ 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — GTF
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$218
(Kiwi.com)

Popular in

April

Cheapest in

November

Average price

$386
Provider with most accurate pricing for San Antonio-Great Falls flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Great Falls flights.
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From San Antonio to Great Falls
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Highest demand for flights based on searches. 12% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from San Antonio to Great Falls

Cheapest flights from San Antonio to Great Falls
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 October 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/15. 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 12/22:12 pmSAT - GTF
1 stop21h 10mMultiple Airlines
Wed 12/1011:17 amGTF - SAT
1 stop24h 39mMultiple Airlines
Deal found 10/15$218
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 12/22:12 pmSAT - GTF
1 stop21h 10mMultiple Airlines
Mon 12/810:25 pmGTF - SAT
1 stop17h 40mMultiple Airlines
Deal found 10/15$241
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Wed 12/36:07 pmSAT - GTF
2 stops17h 20mMultiple Airlines
Wed 12/1011:17 amGTF - SAT
1 stop24h 39mMultiple Airlines
Deal found 10/15$260
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Wed 12/36:07 pmSAT - GTF
2 stops17h 20mMultiple Airlines
Mon 12/810:25 pmGTF - SAT
1 stop17h 40mMultiple Airlines
Deal found 10/15$284
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 12/56:55 pmSAT - GTF
1 stop25h 00mAlaska Airlines
Tue 12/97:35 pmGTF - SAT
1 stop21h 24mAlaska Airlines
Deal found 10/15$352
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 12/36:00 amSAT - GTF
1 stop13h 55mAlaska Airlines
Sat 12/67:35 pmGTF - SAT
1 stop21h 24mAlaska Airlines
Deal found 10/15$362
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Thu 12/46:00 amSAT - GTF
1 stop13h 55mAlaska Airlines
Sat 12/67:35 pmGTF - SAT
1 stop21h 24mAlaska Airlines
Deal found 10/15$372
This Delta deal was found by Cheapflights users on 10/15. 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 12/212:45 pmSAT - GTF
1 stop5h 43mDelta
Tue 12/96:10 pmGTF - SAT
1 stop5h 27mDelta
Deal found 10/15$378
This Delta deal was found by Cheapflights users on 10/15. 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 12/411:51 amSAT - GTF
2 stops11h 39mDelta
Sun 12/75:30 amGTF - SAT
1 stop7h 17mDelta
Deal found 10/15$384
This Delta deal was found by Cheapflights users on 10/15. 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 12/26:00 amSAT - GTF
2 stops12h 28mDelta
Sat 12/66:10 pmGTF - SAT
2 stops15h 20mDelta
Deal found 10/15$389

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 October 16, 2025.
Use the filters below to find and compare flights from San Antonio to Great Falls that are best for you.

Fly from

San Antonio

Fly to

Great Falls

Route

Depart

Return

Price

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Wed 12/3

4:54 pm-10:27 am

1 stop18h 33m

Great Falls

Wed 12/10

11:17 am-12:56 pm

1 stop24h 39m

$218

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Fri 12/5

6:00 am-6:55 pm

1 stop13h 55m

Great Falls

Sat 12/6

7:35 pm-5:59 pm

1 stop21h 24m

$362

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Thu 12/4

6:00 pm-10:30 pm

1 stop5h 30m

Great Falls

Sun 12/7

5:30 am-1:47 pm

1 stop7h 17m

$378

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Wed 12/3

6:00 pm-10:30 pm

1 stop5h 30m

Great Falls

Sun 12/7

6:10 pm-12:37 am

1 stop5h 27m

$378

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Mon 11/24

7:05 am-12:32 pm

1 stop6h 27m

Great Falls

Tue 12/2

6:10 pm-12:37 am

1 stop5h 27m

$378

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Thu 12/4

6:00 pm-10:30 pm

1 stop5h 30m

Great Falls

Mon 12/8

1:12 pm-11:49 pm

2 stops9h 37m

$384

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Wed 12/3

6:00 am-5:28 pm

2 stops12h 28m

Great Falls

Tue 12/9

6:10 pm-12:37 am

1 stop5h 27m

$384

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Fri 12/5

6:00 pm-10:30 pm

1 stop5h 30m

Great Falls

Tue 12/9

5:30 am-2:50 pm

2 stops8h 20m

$384

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Fri 12/5

5:18 am-5:28 pm

2 stops13h 10m

Great Falls

Wed 12/10

1:12 pm-11:49 pm

2 stops9h 37m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust 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 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.
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 Great Falls

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

Currently, June is the cheapest month in which you can book a flight from San Antonio to Great Falls (average of $258). Flying from San Antonio to Great Falls in April is currently the most expensive (average of $786). 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.

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 October 16, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines 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.
Delta
8.0
Very good
7,984 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
8.0
Very good
7,984 reviews
Delta
8.0
Very good
7,984 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,982 reviews
Delta
8.0
Very good
7,984 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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.

  • How long is the flight from San Antonio to Great Falls?

    There are many flights that can get you from San Antonio to Great Falls in 5h 30m. Fly via Alaska Airlines or Delta to get the fastest option. The distance between San Antonio and Great Falls is about 1418 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Delta, at $324, was found to be the cheapest airline from San Antonio to Great Falls. An alternate airline flying to your destination would be United Airlines. Users have found that Delta is 42% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Great Falls 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 San Antonio to Great Falls?

    Currently, June is the cheapest month in which you can book a flight from San Antonio to Great Falls (average of $258). Flying from San Antonio to Great Falls in April is currently the most expensive (average of $786). 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 Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
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Top 2 airlines flying from San Antonio to Great Falls

Discover the top 2 airlines 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$324Average$477FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$388Average$732FlexibilityNo cancel feeOn-time69%

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