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Cheap flights from San Antonio to Great Falls from $232

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Great Falls departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Antonio to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:05 pm - 10:44 pm
SAT
-
GTF
5h 39m
1 stop
Delta Logo
5:30 am - 1:31 pm
GTF
-
SAT
7h 01m
1 stop
$303Delta
Tue, Jun 9 - Sat, Jun 13
Delta Logo
5:59 pm - 10:29 pm
SAT
-
GTF
5h 30m
1 stop
Delta Logo
6:20 pm - 12:41 am
GTF
-
SAT
5h 21m
1 stop
$328Delta
Wed, Feb 18 - Sun, Feb 22
Delta Logo
6:40 am - 5:33 pm
SAT
-
GTF
11h 53m
2 stops
Delta Logo
6:20 pm - 12:41 am
GTF
-
SAT
5h 21m
1 stop
$334Delta
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
4:35 pm - 9:19 pm
SAT
-
GTF
5h 44m
1 stop
United Airlines Logo
2:29 pm - 8:55 pm
GTF
-
SAT
5h 26m
1 stop
$363United Airlines
Tue, Jun 9 - Sat, Jun 13
Delta Logo
6:05 pm - 10:44 pm
SAT
-
GTF
5h 39m
1 stop
Delta Logo
1:10 pm - 9:30 pm
GTF
-
SAT
7h 20m
1 stop
$373Delta
Tue, Jun 9 - Sat, Jun 13
Alaska Airlines Logo
6:01 pm - 6:15 pm
SAT
-
GTF
25h 14m
1 stop
Alaska Airlines Logo
6:55 pm - 5:13 am
GTF
-
SAT
9h 18m
1 stop
$392Alaska Airlines
Tue, Jun 9 - Sat, Jun 13
Delta Logo
6:30 am - 5:39 pm
SAT
-
GTF
12h 09m
2 stops
Delta Logo
5:30 am - 1:31 pm
GTF
-
SAT
7h 01m
1 stop
$404Delta
Tue, Jun 9 - Sat, Jun 13
United Airlines Logo
4:35 pm - 9:19 pm
SAT
-
GTF
5h 44m
1 stop
United Airlines Logo
2:29 pm - 8:55 pm
GTF
-
SAT
5h 26m
1 stop
$418United Airlines
Tue, Jun 9 - Sat, Jun 13
United Airlines Logo
4:35 pm - 9:19 pm
SAT
-
GTF
5h 44m
1 stop
United Airlines Logo
2:29 pm - 8:55 pm
GTF
-
SAT
5h 26m
1 stop
$443United Airlines
Tue, Jun 9 - Sat, Jun 13
Delta Logo
6:30 am - 5:39 pm
SAT
-
GTF
12h 09m
2 stops
Delta Logo
1:10 pm - 9:30 pm
GTF
-
SAT
7h 20m
1 stop
$474Delta
Tue, Jun 9 - Sat, Jun 13

United Airlines flights from San Antonio to Great Falls

Our best United Airlines deals on San Antonio to Great Falls flight tickets
United Airlines
Jun 9
SAT4:35 pmSan Antonio
5h 44m
1 stop
GTF9:19 pmGreat Falls
Jun 13
GTF2:29 pmGreat Falls
5h 26m
1 stop
SAT8:55 pmSan Antonio
$363
United Airlines
Jun 9
SAT4:35 pmSan Antonio
5h 44m
1 stop
GTF9:19 pmGreat Falls
Jun 13
GTF2:29 pmGreat Falls
5h 26m
1 stop
SAT8:55 pmSan Antonio
$418
United Airlines
Jun 9
SAT4:35 pmSan Antonio
5h 44m
1 stop
GTF9:19 pmGreat Falls
Jun 13
GTF2:29 pmGreat Falls
5h 26m
1 stop
SAT8:55 pmSan Antonio
$443

Delta flights from San Antonio to Great Falls

Our best Delta deals on San Antonio to Great Falls flight tickets
Delta
Jun 9
SAT6:05 pmSan Antonio
5h 39m
1 stop
GTF10:44 pmGreat Falls
Jun 13
GTF5:30 amGreat Falls
7h 01m
1 stop
SAT1:31 pmSan Antonio
$303
Delta
Feb 18
SAT5:59 pmSan Antonio
5h 30m
1 stop
GTF10:29 pmGreat Falls
Feb 22
GTF6:20 pmGreat Falls
5h 21m
1 stop
SAT12:41 amSan Antonio
$328
Delta
Feb 18
SAT6:40 amSan Antonio
11h 53m
2 stops
GTF5:33 pmGreat Falls
Feb 22
GTF6:20 pmGreat Falls
5h 21m
1 stop
SAT12:41 amSan Antonio
$334

momondo 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, momondo users made 832,500 searches. Data last updated February 5, 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

Price

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Tue 6/9

6:05 pm-10:44 pm

1 stop5h 39m

Great Falls

Sat 6/13

5:30 am-1:31 pm

1 stop7h 01m

$303

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Wed 2/18

5:59 pm-10:29 pm

1 stop5h 30m

Great Falls

Sun 2/22

6:20 pm-12:41 am

1 stop5h 21m

$328

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Wed 2/18

6:40 am-5:33 pm

2 stops11h 53m

Great Falls

Sun 2/22

6:20 pm-12:41 am

1 stop5h 21m

$334

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Tue 6/9

4:35 pm-9:19 pm

1 stop5h 44m

Great Falls

Sat 6/13

2:29 pm-8:55 pm

1 stop5h 26m

$363

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Tue 6/9

6:05 pm-10:44 pm

1 stop5h 39m

Great Falls

Sat 6/13

1:10 pm-9:30 pm

1 stop7h 20m

$373

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Tue 6/9

6:01 pm-6:15 pm

1 stop25h 14m

Great Falls

Sat 6/13

6:55 pm-5:13 am

1 stop9h 18m

$392

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Tue 6/9

6:30 am-5:39 pm

2 stops12h 09m

Great Falls

Sat 6/13

5:30 am-1:31 pm

1 stop7h 01m

$404

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Tue 6/9

4:35 pm-9:19 pm

1 stop5h 44m

Great Falls

Sat 6/13

2:29 pm-8:55 pm

1 stop5h 26m

$418

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Tue 6/9

4:35 pm-9:19 pm

1 stop5h 44m

Great Falls

Sat 6/13

2:29 pm-8:55 pm

1 stop5h 26m

$443

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Tue 6/9

6:30 am-5:39 pm

2 stops12h 09m

Great Falls

Sat 6/13

1:10 pm-9:30 pm

1 stop7h 20m

$474

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Antonio to Great Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on San Antonio to Great Falls flights?

You could potentially save up to 63% on your flight if you consider stops on a San Antonio to Great Falls flight.

When to book flights from San Antonio to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Great Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Great Falls (SAT to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Great Falls

Fastest flight time

5h 30m

Direct flights

None
The fastest flight from San Antonio to Great Falls takes 5h 30m
There are no direct flights from San Antonio to Great Falls. There are no popular flight routes from San Antonio to Great Falls.
Search flight deals

  • How far is San Antonio to Great Falls by plane?

    The straight-line distance from San Antonio to Great Falls is 1422.9 mi. In terms of flight time, this usually takes a little over 5h 30m.

  • When did momondo last update prices for flights from San Antonio Airport to Great Falls Airport?

    Prices for flights from San Antonio Airport to Great Falls Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Great Falls Airport?

  • How old do you have to be to fly from San Antonio Airport to Great Falls Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Great Falls Airport.

  • What documentation or ID do you need to fly to Great Falls Airport?

    The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Antonio to Great Falls?

Best airlines flying from San Antonio to Great Falls

Compare and see reviews for airlines that fly from San Antonio to Great Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $386Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights
DeltaPriceFrom $388Free CancellationRating
7.9
8,151 reviews
Search Delta flights

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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Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Great Falls?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Great Falls. momondo saves you time and could save you money on your trip.

Can I find flights from San Antonio to Great Falls with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Great Falls from San Antonio with this policy.

How can momondo help me find flights from San Antonio to Great Falls?

Once you have performed a search for San Antonio to Great Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Antonio to Great Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Great Falls, momondo offers a useful price alert feature which will track prices for flights to Great Falls from San Antonio and alert you when they change.

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