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

Delta, Hawaiian Airlines, and Southwest 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 43% 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 March 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

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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.

6:35 am - 12:19 pm

SAT

BZN

6h 44m

1 stop

2:19 pm - 12:44 am

BZN

SAT

9h 25m

1 stop

$289Delta

Sun, May 10 - Wed, May 13

5:30 am - 3:34 pm

SAT

BZN

11h 04m

2 stops

6:30 am - 12:56 pm

BZN

SAT

5h 26m

1 stop

$294United Airlines

Wed, Apr 29 - Sat, May 2

6:50 am - 2:40 pm

SAT

BZN

8h 50m

2 stops

7:30 am - 4:20 pm

BZN

SAT

7h 50m

2 stops

$299Southwest

Wed, Apr 29 - Sat, May 2

5:30 am - 3:23 pm

SAT

BZN

10h 53m

2 stops

2:40 pm - 10:59 pm

BZN

SAT

7h 19m

2 stops

$300United Airlines

Wed, Apr 15 - Wed, Apr 22

5:39 am - 9:37 am

SAT

BZN

4h 58m

1 stop

4:29 pm - 11:59 pm

BZN

SAT

6h 30m

1 stop

$309United Airlines

Mon, Jun 1 - Tue, Jun 9

5:50 pm - 11:53 pm

SAT

BZN

7h 03m

1 stop

7:00 pm - 12:44 am

BZN

SAT

4h 44m

1 stop

$324Delta

Sun, Sep 13 - Fri, Sep 18

6:05 pm - 9:55 pm

SAT

BZN

4h 50m

1 stop

10:50 am - 5:05 pm

BZN

SAT

5h 15m

1 stop

$329Southwest

Wed, Apr 1 - Sun, Apr 5

7:02 am - 3:00 pm

SAT

FCA

8h 58m

1 stop

1:25 pm - 11:56 pm

FCA

SAT

9h 31m

1 stop

$379American Airlines

Wed, May 27 - Tue, Jun 2

5:50 pm - 11:47 pm

SAT

FCA

6h 57m

1 stop

6:05 am - 4:54 pm

FCA

SAT

9h 49m

1 stop

$404Alaska Airlines

Sat, Apr 4 - Wed, Apr 8

4:41 pm - 4:49 pm

SAT

HLN

25h 08m

1 stop

5:26 pm - 5:00 am

HLN

SAT

10h 34m

1 stop

$499Alaska Airlines

Tue, Jul 21 - Tue, Jul 28

United Airlines flights from San Antonio to Montana

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

United Airlines

Apr 15

SAT5:30 amSan Antonio

10h 53m

2 stops

BZN3:23 pmBozeman Gallatin Field

Apr 22

BZN2:40 pmBozeman Gallatin Field

7h 19m

2 stops

SAT10:59 pmSan Antonio

$300

United Airlines

Jun 1

SAT5:39 amSan Antonio

4h 58m

1 stop

BZN9:37 amBozeman Gallatin Field

Jun 9

BZN4:29 pmBozeman Gallatin Field

6h 30m

1 stop

SAT11:59 pmSan Antonio

$309

United Airlines

May 29

SAT5:30 amSan Antonio

5h 07m

1 stop

BZN9:37 amBozeman Gallatin Field

May 29

BZN2:26 pmBozeman Gallatin Field

7h 16m

2 stops

SAT10:42 pmSan Antonio

$343

Delta flights from San Antonio to Montana

Our best Delta deals on San Antonio to Montana flight tickets

Delta

May 10

SAT6:35 amSan Antonio

6h 44m

1 stop

BZN12:19 pmBozeman Gallatin Field

May 13

BZN2:19 pmBozeman Gallatin Field

9h 25m

1 stop

SAT12:44 amSan Antonio

$289

Delta

Sep 13

SAT5:50 pmSan Antonio

7h 03m

1 stop

BZN11:53 pmBozeman Gallatin Field

Sep 18

BZN7:00 pmBozeman Gallatin Field

4h 44m

1 stop

SAT12:44 amSan Antonio

$324

Delta

Jun 13

SAT6:05 pmSan Antonio

5h 22m

1 stop

BIL10:27 pmBillings Logan Intl

Jun 20

BIL5:45 amBillings Logan Intl

6h 46m

1 stop

SAT1:31 pmSan Antonio

$329

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Sun 5/10

6:35 am-12:19 pm

1 stop6h 44m

Bozeman Gallatin Field

Wed 5/13

2:19 pm-12:44 am

1 stop9h 25m

$289

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Wed 4/29

5:30 am-3:34 pm

2 stops11h 04m

Bozeman Gallatin Field

Sat 5/2

6:30 am-12:56 pm

1 stop5h 26m

$294

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Wed 4/29

6:50 am-2:40 pm

2 stops8h 50m

Bozeman Gallatin Field

Sat 5/2

7:30 am-4:20 pm

2 stops7h 50m

$299

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Wed 4/15

5:30 am-3:23 pm

2 stops10h 53m

Bozeman Gallatin Field

Wed 4/22

2:40 pm-10:59 pm

2 stops7h 19m

$300

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Mon 6/1

5:39 am-9:37 am

1 stop4h 58m

Bozeman Gallatin Field

Tue 6/9

4:29 pm-11:59 pm

1 stop6h 30m

$309

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Sun 9/13

5:50 pm-11:53 pm

1 stop7h 03m

Bozeman Gallatin Field

Fri 9/18

7:00 pm-12:44 am

1 stop4h 44m

$324

Quickest round-trip

San AntonioBozeman

SAT - BZN

SATBZN

San Antonio

Wed 4/1

6:05 pm-9:55 pm

1 stop4h 50m

Bozeman Gallatin Field

Sun 4/5

10:50 am-5:05 pm

1 stop5h 15m

$329

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Wed 5/27

7:02 am-3:00 pm

1 stop8h 58m

Kalispell Glacier Park

Tue 6/2

1:25 pm-11:56 pm

1 stop9h 31m

$379

San AntonioKalispell

SAT - FCA

SATFCA

San Antonio

Sat 4/4

5:50 pm-11:47 pm

1 stop6h 57m

Kalispell Glacier Park

Wed 4/8

6:05 am-4:54 pm

1 stop9h 49m

$404

San AntonioHelena

SAT - HLN

SATHLN

San Antonio

Tue 7/21

4:41 pm-4:49 pm

1 stop25h 08m

Helena

Tue 7/28

5:26 pm-5:00 am

1 stop10h 34m

$499

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 $304, 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 $310.

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

You could potentially save up to 53% 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 54m
Direct flights	None

The fastest flight from San Antonio to Montana takes 4h 54m

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?
As of March 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 7.9 8,314 reviews	Search Delta flights
United Airlines	PriceFrom $228	Free Cancellation	Rating 7.4 9,455 reviews	Search United Airlines flights
American Airlines	PriceFrom $273	Free Cancellation	Rating 7.1 11,489 reviews	Search American Airlines flights
Southwest	PriceFrom $290	Free Cancellation	Rating 8.0 4,324 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $313	Free Cancellation	Rating 7.9 12,091 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.