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Cheap flights from San Antonio to Montana from $129

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 Montana departing on 5/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Antonio to Montana

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:45 am - 10:15 am
SAT
-
BZN
5h 30m
1 stop
Southwest Logo
3:20 pm - 9:20 pm
BZN
-
SAT
5h 00m
1 stop
$229Southwest
Wed, Apr 1 - Wed, Apr 8
Delta Logo
5:10 am - 11:24 am
SAT
-
BZN
7h 14m
1 stop
Delta Logo
5:20 am - 1:35 pm
BZN
-
SAT
7h 15m
1 stop
$257Delta
Sun, Mar 29 - Tue, Apr 7
Delta Logo
5:59 pm - 11:15 pm
SAT
-
BZN
6h 16m
1 stop
Delta Logo
6:30 pm - 12:41 am
BZN
-
SAT
5h 11m
1 stop
$263Delta
Wed, Feb 25 - Mon, Mar 2
Delta Logo
2:33 pm - 8:08 pm
SAT
-
BZN
6h 35m
1 stop
Delta Logo
5:30 am - 1:38 pm
BZN
-
SAT
7h 08m
1 stop
$269Delta
Tue, Feb 17 - Sat, Feb 21
United Airlines Logo
4:45 pm - 9:21 pm
SAT
-
BIL
5h 36m
1 stop
United Airlines Logo
2:35 pm - 10:57 pm
BIL
-
SAT
7h 22m
2 stops
$294United Airlines
Mon, Mar 2 - Mon, Mar 9
Alaska Airlines Logo
6:10 pm - 10:53 am
SAT
-
BZN
17h 43m
1 stop
Alaska Airlines Logo
7:00 am - 5:10 pm
BZN
-
SAT
9h 10m
1 stop
$304Alaska Airlines
Thu, Feb 19 - Mon, Feb 23
Alaska Airlines Logo
5:57 pm - 12:19 am
SAT
-
MSO
7h 22m
1 stop
Alaska Airlines Logo
4:13 pm - 5:13 am
MSO
-
SAT
12h 00m
1 stop
$314Alaska Airlines
Mon, Jul 13 - Fri, Jul 17
United Airlines Logo
8:45 am - 1:36 pm
SAT
-
MSO
5h 51m
1 stop
United Airlines Logo
2:38 pm - 8:42 pm
MSO
-
SAT
5h 04m
1 stop
$339United Airlines
Fri, Apr 3 - Thu, Apr 9
American Airlines Logo
2:58 pm - 10:59 pm
SAT
-
BIL
9h 01m
1 stop
American Airlines Logo
7:05 am - 4:51 pm
BIL
-
SAT
8h 46m
1 stop
$339American Airlines
Fri, Apr 3 - Mon, Apr 6
Multiple Airlines Logo
11:38 am - 3:15 pm
SAT
-
MSO
28h 37m
1 stop
Multiple Airlines Logo
1:28 pm - 12:19 am
MSO
-
SAT
33h 51m
2 stops
$366Multiple Airlines
Sun, Apr 5 - Tue, Apr 7

United Airlines flights from San Antonio to Montana

Our best United Airlines deals on San Antonio to Montana flight tickets
United Airlines
Mar 2
SAT4:45 pmSan Antonio
5h 36m
1 stop
BIL9:21 pmBillings Logan Intl
Mar 9
BIL2:35 pmBillings Logan Intl
7h 22m
2 stops
SAT10:57 pmSan Antonio
$294
United Airlines
Feb 19
SAT4:45 pmSan Antonio
5h 36m
1 stop
BIL9:21 pmBillings Logan Intl
Feb 25
BIL2:35 pmBillings Logan Intl
5h 21m
1 stop
SAT8:56 pmSan Antonio
$349
United Airlines
Jun 8
SAT4:35 pmSan Antonio
5h 55m
1 stop
FCA9:30 pmKalispell Glacier Park
Jun 12
FCA10:47 amKalispell Glacier Park
5h 08m
1 stop
SAT4:55 pmSan Antonio
$352

Delta flights from San Antonio to Montana

Our best Delta deals on San Antonio to Montana flight tickets
Delta
Mar 29
SAT5:10 amSan Antonio
7h 14m
1 stop
BZN11:24 amBozeman Gallatin Field
Apr 6
BZN6:30 pmBozeman Gallatin Field
4h 46m
1 stop
SAT12:16 amSan Antonio
$257
Delta
Feb 25
SAT5:59 pmSan Antonio
6h 16m
1 stop
BZN11:15 pmBozeman Gallatin Field
Mar 2
BZN6:30 pmBozeman Gallatin Field
5h 11m
1 stop
SAT12:41 amSan Antonio
$263
Delta
Feb 17
SAT2:33 pmSan Antonio
6h 35m
1 stop
BZN8:08 pmBozeman Gallatin Field
Feb 21
BZN5:30 amBozeman Gallatin Field
7h 08m
1 stop
SAT1:38 pmSan Antonio
$269

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Montana 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 4, 2026.
Use the filters below to find and compare flights from San Antonio to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Wed 4/1

5:45 am-10:15 am

1 stop5h 30m

Bozeman Gallatin Field

Wed 4/8

3:20 pm-9:20 pm

1 stop5h 00m

$229

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Sun 3/29

5:10 am-11:24 am

1 stop7h 14m

Bozeman Gallatin Field

Tue 4/7

5:20 am-1:35 pm

1 stop7h 15m

$257

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Wed 2/25

5:59 pm-11:15 pm

1 stop6h 16m

Bozeman Gallatin Field

Mon 3/2

6:30 pm-12:41 am

1 stop5h 11m

$263

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Tue 2/17

2:33 pm-8:08 pm

1 stop6h 35m

Bozeman Gallatin Field

Sat 2/21

5:30 am-1:38 pm

1 stop7h 08m

$269

San AntonioBillings

SAT - BIL

SATBIL

San Antonio

Mon 3/2

4:45 pm-9:21 pm

1 stop5h 36m

Billings Logan Intl

Mon 3/9

2:35 pm-10:57 pm

2 stops7h 22m

$294

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Thu 2/19

6:10 pm-10:53 am

1 stop17h 43m

Bozeman Gallatin Field

Mon 2/23

7:00 am-5:10 pm

1 stop9h 10m

$304

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Mon 7/13

5:57 pm-12:19 am

1 stop7h 22m

Missoula Johnson-Bell Field

Fri 7/17

4:13 pm-5:13 am

1 stop12h 00m

$314

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Fri 4/3

8:45 am-1:36 pm

1 stop5h 51m

Missoula Johnson-Bell Field

Thu 4/9

2:38 pm-8:42 pm

1 stop5h 04m

$339

San AntonioBillings

SAT - BIL

SATBIL

San Antonio

Fri 4/3

2:58 pm-10:59 pm

1 stop9h 01m

Billings Logan Intl

Mon 4/6

7:05 am-4:51 pm

1 stop8h 46m

$339

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Sun 4/5

11:38 am-3:15 pm

1 stop28h 37m

Missoula Johnson-Bell Field

Tue 4/7

1:28 pm-12:19 am

2 stops33h 51m

$366

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Montana from

How to get the cheapest flight ticket from San Antonio to Montana

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

What is the cheapest month to fly to Montana?

The cheapest month to fly to Montana from San Antonio is in September. Flight prices, which tend to average around $290, are often lower during this time because this is during the off-season. The month of May is another great option to travel to Montana, with average flight prices from San Antonio averaging around $301.

Can stopping save me money on San Antonio to Montana flights?

You could potentially save up to 91% on your flight if you consider stops on a San Antonio to Montana flight.

Cheap San Antonio to Montana flight deals and tips

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

Fastest flight time

4h 58m

Direct flights

None
The fastest flight from San Antonio to Montana takes 4h 58m
There are no direct flights from San Antonio to Montana. There are no popular flight routes from San Antonio to Montana.
Search flight deals

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

    Prices for flights from San Antonio Airport to Montana are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Montana.

  • What documentation or ID do you need to fly to Montana?

    The necessary travel and health documents for your Montana trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to Montana

Compare and see reviews for airlines that fly from San Antonio to Montana with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $128Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $194Free CancellationRating
7.2
11,216 reviews
Search American Airlines flights
United AirlinesPriceFrom $232Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
SouthwestPriceFrom $290Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $321Free CancellationRating
8.0
11,833 reviews
Search Alaska Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Montana from San Antonio.

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

All flight searches from San Antonio to Montana on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between San Antonio and Montana by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Montana from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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