What airlines fly to Montana?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Montana from San Antonio according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Montana. Keep in mind that there are 5 different airlines that fly to Montana on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Antonio to Montana?

Delta, United Airlines, and Southwest are the most popular carriers operating from San Antonio to Montana

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?

As of September 2026, there are 5 operators available to choose from 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.

$155 Cheap Flights from San Antonio to Montana in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Montana

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 am - 1:19 pmSAT San Antonio-BZN Bozeman Gallatin Field

8h 49m1 stop Atlanta Hartsfield-Jackson

5:30 am - 1:40 pmBZN Bozeman Gallatin Field-SAT San Antonio

7h 10m1 stop Salt Lake City

$302Delta

Tue, Oct 27 - Sat, Oct 31

5:30 am - 1:19 pmSAT San Antonio-BZN Bozeman Gallatin Field

8h 49m1 stop Atlanta Hartsfield-Jackson

5:30 am - 3:44 pmBZN Bozeman Gallatin Field-SAT San Antonio

9h 14m2 stops Salt Lake City Los Angeles

$307Delta

Tue, Oct 27 - Sat, Oct 31

4:50 pm - 9:04 pmSAT San Antonio-BZN Bozeman Gallatin Field

5h 14m1 stop Denver Intl

2:37 pm - 10:51 pmBZN Bozeman Gallatin Field-SAT San Antonio

7h 14m2 stops Denver Intl Houston George Bush Intcntl

$312United Airlines

Tue, Oct 13 - Tue, Oct 20

4:40 pm - 9:55 pmSAT San Antonio-BZN Bozeman Gallatin Field

6h 15m1 stop Las Vegas Harry Reid Intl

11:20 am - 5:40 pmBZN Bozeman Gallatin Field-SAT San Antonio

5h 20m1 stop Denver Intl

$313Southwest

Mon, Nov 9 - Mon, Nov 16

4:40 pm - 9:55 pmSAT San Antonio-BZN Bozeman Gallatin Field

6h 15m1 stop Las Vegas Harry Reid Intl

11:20 am - 5:40 pmBZN Bozeman Gallatin Field-SAT San Antonio

5h 20m1 stop Denver Intl

$313Southwest

Mon, Nov 9 - Mon, Nov 16

4:50 pm - 10:30 pmSAT San Antonio-BTM Butte Silver Bow Co

6h 40m1 stop Denver Intl

9:45 am - 4:52 pmBTM Butte Silver Bow Co-SAT San Antonio

6h 07m1 stop Denver Intl

$354United Airlines

Wed, Oct 14 - Tue, Oct 20

6:00 am - 12:57 pmSAT San Antonio-BZN Bozeman Gallatin Field

7h 57m1 stop Dallas/Fort Worth

1:47 pm - 8:35 pmBZN Bozeman Gallatin Field-SAT San Antonio

5h 48m1 stop Dallas/Fort Worth

$385American Airlines

Tue, Oct 27 - Sat, Oct 31

2:05 pm - 8:51 pmSAT San Antonio-BIL Billings Logan Intl

7h 46m1 stop Dallas/Fort Worth

1:23 pm - 9:09 pmBIL Billings Logan Intl-SAT San Antonio

6h 46m1 stop Dallas/Fort Worth

$458American Airlines

Mon, Feb 15 - Fri, Feb 19

8:21 pm - 9:06 amSAT San Antonio-BZN Bozeman Gallatin Field

13h 45m2 stops Denver Intl Las Vegas Harry Reid Intl

10:26 am - 12:15 pmBZN Bozeman Gallatin Field-SAT San Antonio

24h 49m1 stop Las Vegas Harry Reid Intl

$522Multiple Airlines

Wed, Oct 14 - Sun, Oct 18

3:19 pm - 9:06 amSAT San Antonio-BZN Bozeman Gallatin Field

18h 47m1 stop Las Vegas Harry Reid Intl

12:01 pm - 11:44 amBZN Bozeman Gallatin Field-SAT San Antonio

22h 43m1 stop Las Vegas Harry Reid Intl

$570Multiple Airlines

Wed, Sep 30 - Sun, Oct 4

Cheap last minute flights

Enter your travel dates to find the best prices.

5:30 am - 9:46 amSAT San Antonio-BIL Billings Logan Intl

5h 16m1 stop Denver Intl

5:00 am - 12:58 pmBIL Billings Logan Intl-SAT San Antonio

6h 58m1 stop Denver Intl

$464United Airlines

Fri, Sep 25 - Wed, Sep 30

4:50 pm - 10:53 pmSAT San Antonio-BIL Billings Logan Intl

7h 03m1 stop Denver Intl

5:00 am - 12:58 pmBIL Billings Logan Intl-SAT San Antonio

6h 58m1 stop Denver Intl

$499United Airlines

Fri, Sep 25 - Tue, Sep 29

6:45 am - 12:17 pmSAT San Antonio-HLN Helena

6h 32m1 stop Salt Lake City

7:15 am - 1:40 pmHLN Helena-SAT San Antonio

5h 25m1 stop Salt Lake City

$499Delta

Sat, Sep 26 - Sun, Oct 4

5:30 am - 9:46 amSAT San Antonio-BIL Billings Logan Intl

5h 16m1 stop Denver Intl

5:57 pm - 11:58 pmBIL Billings Logan Intl-SAT San Antonio

5h 01m1 stop Denver Intl

$499United Airlines

Fri, Sep 25 - Tue, Sep 29

6:07 pm - 11:42 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

6h 35m1 stop Minneapolis St Paul

6:50 am - 1:40 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 50m1 stop Salt Lake City

$519Delta

Wed, Sep 23 - Sat, Sep 26

6:00 am - 12:32 pmSAT San Antonio-BZN Bozeman Gallatin Field

7h 32m1 stop Minneapolis St Paul

2:48 pm - 12:08 amBZN Bozeman Gallatin Field-SAT San Antonio

8h 20m1 stop Atlanta Hartsfield-Jackson

$531Delta

Mon, Sep 21 - Tue, Sep 22

5:41 pm - 10:10 pmSAT San Antonio-BIL Billings Logan Intl

5h 29m1 stop Dallas/Fort Worth

1:13 pm - 9:59 pmBIL Billings Logan Intl-SAT San Antonio

7h 46m1 stop Dallas/Fort Worth

$553American Airlines

Fri, Sep 25 - Tue, Sep 29

5:29 pm - 10:56 pmSAT San Antonio-FCA Kalispell Glacier Park

6h 27m1 stop Seattle/Tacoma Intl

6:15 am - 4:19 pmFCA Kalispell Glacier Park-SAT San Antonio

9h 04m1 stop Seattle/Tacoma Intl

$731Alaska Airlines

Wed, Sep 23 - Sun, Sep 27

6:00 am - 5:28 pmSAT San Antonio-FCA Kalispell Glacier Park

12h 28m2 stops Los Angeles Seattle/Tacoma Intl

6:15 am - 4:19 pmFCA Kalispell Glacier Park-SAT San Antonio

9h 04m1 stop Seattle/Tacoma Intl

$836Alaska Airlines

Wed, Sep 23 - Sun, Sep 27

7:10 am - 1:55 pmSAT San Antonio-BZN Bozeman Gallatin Field

7h 45m2 stops Dallas Love Field Denver Intl

6:30 am - 3:20 pmBZN Bozeman Gallatin Field-SAT San Antonio

7h 50m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

$946Southwest

Thu, Sep 24 - Tue, Oct 13

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American Airlines flights from San Antonio to Montana

Our best American Airlines deals on San Antonio to Montana flight tickets

American Airlines

Oct 27

SAT6:00 amSan Antonio

7h 57m

1 stop

BZN12:57 pmBozeman Gallatin Field

Oct 31

BZN1:47 pmBozeman Gallatin Field

5h 48m

1 stop

SAT8:35 pmSan Antonio

$385

American Airlines

Feb 15

SAT2:05 pmSan Antonio

7h 46m

1 stop

BIL8:51 pmBillings Logan Intl

Feb 19

BIL1:23 pmBillings Logan Intl

6h 46m

1 stop

SAT9:09 pmSan Antonio

$458

American Airlines

Mar 7

SAT7:00 amSan Antonio

8h 23m

1 stop

BZN2:23 pmBozeman Gallatin Field

Mar 11

BZN1:49 pmBozeman Gallatin Field

5h 09m

1 stop

SAT7:58 pmSan Antonio

$499

Southwest flights from San Antonio to Montana

Our best Southwest deals on San Antonio to Montana flight tickets

Southwest

Nov 9

SAT4:40 pmSan Antonio

6h 15m

1 stop

BZN9:55 pmBozeman Gallatin Field

Nov 16

BZN11:20 amBozeman Gallatin Field

5h 20m

1 stop

SAT5:40 pmSan Antonio

$313

Southwest

Feb 10

SAT6:10 amSan Antonio

9h 35m

2 stops

BZN2:45 pmBozeman Gallatin Field

Feb 14

BZN11:30 amBozeman Gallatin Field

9h 10m

2 stops

SAT9:40 pmSan Antonio

$442

Southwest

Oct 23

SAT6:45 pmSan Antonio

5h 40m

1 stop

BZN11:25 pmBozeman Gallatin Field

Oct 26

BZN5:50 amBozeman Gallatin Field

7h 55m

1 stop

SAT2:45 pmSan Antonio

$445

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBozeman

SAT San Antonio - BZN Bozeman Gallatin Field

SATBZN

San Antonio

Tue 10/27

5:30 am-1:19 pm

1 stop8h 49m

Bozeman Gallatin Field

Sat 10/31

5:30 am-1:40 pm

1 stop7h 10m

$302

San AntonioBozeman

SAT San Antonio - BZN Bozeman Gallatin Field

SATBZN

San Antonio

Tue 10/27

5:30 am-1:19 pm

1 stop8h 49m

Bozeman Gallatin Field

Sat 10/31

5:30 am-3:44 pm

2 stops9h 14m

$307

San AntonioBozeman

SAT San Antonio - BZN Bozeman Gallatin Field

SATBZN

San Antonio

Tue 10/13

4:50 pm-9:04 pm

1 stop5h 14m

Bozeman Gallatin Field

Tue 10/20

2:37 pm-10:51 pm

2 stops7h 14m

$312

Quickest round-trip

San AntonioBozeman

SAT San Antonio - BZN Bozeman Gallatin Field

SATBZN

San Antonio

Mon 11/9

4:40 pm-9:55 pm

1 stop6h 15m

Bozeman Gallatin Field

Mon 11/16

11:20 am-5:40 pm

1 stop5h 20m

$313

San AntonioBozeman

SAT San Antonio - BZN Bozeman Gallatin Field

SATBZN

San Antonio

Mon 11/9

4:40 pm-9:55 pm

1 stop6h 15m

Bozeman Gallatin Field

Mon 11/16

11:20 am-5:40 pm

1 stop5h 20m

$313

San AntonioButte

SAT San Antonio - BTM Butte Silver Bow Co

SATBTM

San Antonio

Wed 10/14

4:50 pm-10:30 pm

1 stop6h 40m

Butte Silver Bow Co

Tue 10/20

9:45 am-4:52 pm

1 stop6h 07m

$354

San AntonioBozeman

SAT San Antonio - BZN Bozeman Gallatin Field

SATBZN

San Antonio

Tue 10/27

6:00 am-12:57 pm

1 stop7h 57m

Bozeman Gallatin Field

Sat 10/31

1:47 pm-8:35 pm

1 stop5h 48m

$385

San AntonioBillings

SAT San Antonio - BIL Billings Logan Intl

SATBIL

San Antonio

Mon 2/15

2:05 pm-8:51 pm

1 stop7h 46m

Billings Logan Intl

Fri 2/19

1:23 pm-9:09 pm

1 stop6h 46m

$458

San AntonioBozeman

SAT San Antonio - BZN Bozeman Gallatin Field

SATBZN

San Antonio

Wed 10/14

8:21 pm-9:06 am

2 stops13h 45m

Bozeman Gallatin Field

Sun 10/18

10:26 am-12:15 pm

1 stop24h 49m

$522

San AntonioBozeman

SAT San Antonio - BZN Bozeman Gallatin Field

SATBZN

San Antonio

Wed 9/30

3:19 pm-9:06 am

1 stop18h 47m

Bozeman Gallatin Field

Sun 10/4

12:01 pm-11:44 am

1 stop22h 43m

$570

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Montana?

The cheapest month to fly to Montana from San Antonio is in May. Flight prices, which tend to average around $368, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Montana, with average flight prices from San Antonio averaging around $370.

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

You could potentially save up to 44% 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

Best Price Found	$155
Fastest flight time	4h 40m
Direct flights	None

The best one-way flight to Montana from San Antonio in the past 72 hours is $155. The best round-trip flight deal from San Antonio to Montana found on momondo in the last 72 hours is $302.

The fastest flight from San Antonio to Montana takes 4h 40m

There are no direct flights from San Antonio to Montana. There are no popular flight routes from San Antonio to Montana.

Search flight deals

Frequently asked questions about flying from San Antonio to Montana

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?
As of September 2026, there are 5 operators available to choose from 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
Delta	PriceFrom $181	Free Cancellation	Rating 7.8 8,591 reviews	Search Delta flights
United Airlines	PriceFrom $255	Free Cancellation	Rating 7.4 10,231 reviews	Search United Airlines flights
American Airlines	PriceFrom $256	Free Cancellation	Rating 7.0 12,086 reviews	Search American Airlines flights
Southwest	PriceFrom $308	Free Cancellation	Rating 8.0 4,194 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $313	Free Cancellation	Rating 7.9 12,950 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.