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$184+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — GTF
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$267
(Mytrip)

One-way from

$184
(Delta)

Popular in

October

Cheapest in

December

Average price

$565
From San Antonio to Great Falls
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One-way flight from San Antonio to Great Falls
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Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/175:38 pmSAT - GTF
2 stops16h 46mMultiple Airlines
Mon 7/2110:14 amGTF - SAT
2 stops25h 52mMultiple Airlines
Deal found 7/2$267
This Delta deal was found by Cheapflights users on 6/30. 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 8/2312:41 pmSAT - GTF
1 stop5h 45mDelta
Wed 8/275:45 amGTF - SAT
1 stop6h 54mDelta
Deal found 6/30$330
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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.
Sat 8/236:30 amSAT - GTF
1 stop10h 19mAlaska Airlines
Wed 8/274:29 pmGTF - SAT
1 stop25h 17mAlaska Airlines
Deal found 7/1$402
This United Airlines deal was found by Cheapflights users on 7/1. 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 7/2311:15 amSAT - GTF
1 stop10h 58mUnited Airlines
Sat 7/266:25 amGTF - SAT
1 stop16h 34mUnited Airlines
Deal found 7/1$659

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 July 3, 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

Thu 7/17

5:38 pm-9:24 am

2 stops16h 46m

Great Falls

Mon 7/21

10:14 am-1:06 pm

2 stops25h 52m

$267

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Sat 8/23

12:41 pm-5:26 pm

1 stop5h 45m

Great Falls

Wed 8/27

5:45 am-1:39 pm

1 stop6h 54m

$330

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Sat 8/23

6:30 am-3:49 pm

1 stop10h 19m

Great Falls

Wed 8/27

4:29 pm-6:46 pm

1 stop25h 17m

$402

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Wed 7/23

11:15 am-9:13 pm

1 stop10h 58m

Great Falls

Sat 7/26

6:25 am-11:59 pm

1 stop16h 34m

$659

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Fri 9/19

6:05 pm-10:28 pm

1 stop5h 23m

$184

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Fri 9/19

7:57 pm-3:49 pm

1 stop20h 52m

$234

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Fri 9/19

7:15 pm-1:37 pm

3 stops19h 22m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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, January is the cheapest month in which you can book a flight from San Antonio to Great Falls (average of $367). Flying from San Antonio to Great Falls in July is currently the most expensive (average of $574). 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 July 3, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,970 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,845 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Delta, at $330, was found to be the cheapest airline from San Antonio to Great Falls.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Users have found that Delta is 42% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San Antonio to Great Falls one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $184. Alaska Airlines flights start at $234 while deals on United Airlines start at $393 one-way.

  • 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, January is the cheapest month in which you can book a flight from San Antonio to Great Falls (average of $367). Flying from San Antonio to Great Falls in July is currently the most expensive (average of $574). 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 San Antonio?

Book flights to San Antonio 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$318Average$477FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$504Average$732FlexibilityNo cancel feeOn-time69%

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