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

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

What airlines fly to Montana?

United Airlines, Delta and American Airlines 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 46% 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.

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 June 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.

$145 Cheap Flights from San Antonio to Montana in 2026

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.

6:45 am - 12:03 pm

SAT

BZN

6h 18m

1 stop

1:08 pm - 9:01 pm

BZN

SAT

6h 53m

1 stop

$289Delta

Sat, Sep 26 - Sat, Oct 3

6:05 pm - 11:52 pm

SAT

BZN

6h 47m

1 stop

6:00 am - 1:36 pm

BZN

SAT

6h 36m

1 stop

$299Delta

Wed, Jul 8 - Sat, Jul 11

11:47 am - 9:22 pm

SAT

GTF

10h 35m

2 stops

2:37 pm - 10:51 pm

GTF

SAT

7h 14m

2 stops

$329United Airlines

Sat, Oct 17 - Sat, Oct 24

6:40 pm - 11:00 pm

SAT

BZN

5h 20m

1 stop

6:10 am - 12:25 pm

BZN

SAT

5h 15m

1 stop

$353Southwest

Sun, Jul 26 - Thu, Jul 30

4:44 pm - 11:19 pm

SAT

BZN

7h 35m

1 stop

3:05 pm - 5:00 am

BZN

SAT

12h 55m

1 stop

$354Alaska Airlines

Fri, Aug 7 - Wed, Aug 12

5:21 pm - 11:59 pm

SAT

FCA

7h 38m

1 stop

6:30 am - 4:25 pm

FCA

SAT

8h 55m

1 stop

$359Alaska Airlines

Tue, Nov 17 - Wed, Nov 18

4:20 pm - 10:25 pm

SAT

BZN

7h 05m

2 stops

12:50 pm - 6:40 pm

BZN

SAT

4h 50m

1 stop

$368Southwest

Wed, Aug 12 - Sat, Aug 22

4:45 pm - 10:27 pm

SAT

BTM

6h 42m

1 stop

10:00 am - 4:30 pm

BTM

SAT

5h 30m

1 stop

$414United Airlines

Sat, Dec 5 - Wed, Dec 9

6:00 am - 11:36 am

SAT

FCA

6h 36m

1 stop

3:24 pm - 10:50 pm

FCA

SAT

6h 26m

1 stop

$419American Airlines

Mon, Aug 31 - Fri, Sep 4

9:32 am - 2:33 pm

SAT

FCA

6h 01m

1 stop

3:26 pm - 10:50 pm

FCA

SAT

6h 24m

1 stop

$435American Airlines

Thu, Sep 10 - Mon, Sep 14

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Alaska Airlines flights from San Antonio to Montana

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

Alaska Airlines

Aug 7

SAT4:44 pmSan Antonio

7h 35m

1 stop

BZN11:19 pmBozeman Gallatin Field

Aug 12

BZN3:05 pmBozeman Gallatin Field

12h 55m

1 stop

SAT5:00 amSan Antonio

$354

Alaska Airlines

Nov 17

SAT5:21 pmSan Antonio

7h 38m

1 stop

FCA11:59 pmKalispell Glacier Park

Nov 18

FCA6:30 amKalispell Glacier Park

8h 55m

1 stop

SAT4:25 pmSan Antonio

$359

Alaska Airlines

Aug 18

SAT7:02 amSan Antonio

8h 07m

1 stop

BZN2:09 pmBozeman Gallatin Field

Aug 19

BZN7:03 amBozeman Gallatin Field

8h 10m

1 stop

SAT4:13 pmSan Antonio

$363

Delta flights from San Antonio to Montana

Our best Delta deals on San Antonio to Montana flight tickets

Delta

Sep 26

SAT6:45 amSan Antonio

6h 18m

1 stop

BZN12:03 pmBozeman Gallatin Field

Oct 3

BZN1:08 pmBozeman Gallatin Field

6h 53m

1 stop

SAT9:01 pmSan Antonio

$289

Delta

Jul 8

SAT6:05 pmSan Antonio

6h 47m

1 stop

BZN11:52 pmBozeman Gallatin Field

Jul 11

BZN6:00 amBozeman Gallatin Field

6h 36m

1 stop

SAT1:36 pmSan Antonio

$299

Delta

Oct 12

SAT6:05 pmSan Antonio

5h 48m

1 stop

GTF10:53 pmGreat Falls

Oct 17

GTF6:20 pmGreat Falls

5h 25m

1 stop

SAT12:45 amSan Antonio

$318

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Sat 9/26

6:45 am-12:03 pm

1 stop6h 18m

Bozeman Gallatin Field

Sat 10/3

1:08 pm-9:01 pm

1 stop6h 53m

$289

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Wed 7/8

6:05 pm-11:52 pm

1 stop6h 47m

Bozeman Gallatin Field

Sat 7/11

6:00 am-1:36 pm

1 stop6h 36m

$299

San AntonioGreat Falls

SAT - GTF

SATGTF

San Antonio

Sat 10/17

11:47 am-9:22 pm

2 stops10h 35m

Great Falls

Sat 10/24

2:37 pm-10:51 pm

2 stops7h 14m

$329

Quickest round-trip

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Sun 7/26

6:40 pm-11:00 pm

1 stop5h 20m

Bozeman Gallatin Field

Thu 7/30

6:10 am-12:25 pm

1 stop5h 15m

$353

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Fri 8/7

4:44 pm-11:19 pm

1 stop7h 35m

Bozeman Gallatin Field

Wed 8/12

3:05 pm-5:00 am

1 stop12h 55m

$354

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Tue 11/17

5:21 pm-11:59 pm

1 stop7h 38m

Kalispell Glacier Park

Wed 11/18

6:30 am-4:25 pm

1 stop8h 55m

$359

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Wed 8/12

4:20 pm-10:25 pm

2 stops7h 05m

Bozeman Gallatin Field

Sat 8/22

12:50 pm-6:40 pm

1 stop4h 50m

$368

San AntonioButte

SAT - BTM

SATBTM

San Antonio

Sat 12/5

4:45 pm-10:27 pm

1 stop6h 42m

Butte Silver Bow Co

Wed 12/9

10:00 am-4:30 pm

1 stop5h 30m

$414

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Mon 8/31

6:00 am-11:36 am

1 stop6h 36m

Kalispell Glacier Park

Fri 9/4

3:24 pm-10:50 pm

1 stop6h 26m

$419

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Thu 9/10

9:32 am-2:33 pm

1 stop6h 01m

Kalispell Glacier Park

Mon 9/14

3:26 pm-10:50 pm

1 stop6h 24m

$435

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 August. Flight prices, which tend to average around $128, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Montana, with average flight prices from San Antonio averaging around $149.

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

You could potentially save up to 46% 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 40m
Direct flights	None

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 June 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 $128	Free Cancellation	Rating 7.8 8,424 reviews	Search Delta flights
United Airlines	PriceFrom $228	Free Cancellation	Rating 7.4 9,875 reviews	Search United Airlines flights
American Airlines	PriceFrom $256	Free Cancellation	Rating 7.1 11,746 reviews	Search American Airlines flights
Southwest	PriceFrom $290	Free Cancellation	Rating 7.9 4,242 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $313	Free Cancellation	Rating 7.9 12,563 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.