What airlines fly to San Antonio?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to San Antonio from Missoula according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 4 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport?

Prices for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport?

As of August 2025, there are 3 operators available to choose from for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport.

How old do you have to be to fly from Missoula Johnson-Bell Field Airport to San Antonio Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missoula Johnson-Bell Field Airport to San Antonio Airport.

What documentation or ID do you need to fly to San Antonio Airport?

The necessary travel and health documents for your San Antonio Airport 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.

$217 Cheap Flights from Missoula to San Antonio (MSO-SAT) in 2025

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Find the cheapest flights from Missoula to San Antonio (MSO-SAT)

Round-trip

One-way

Cheap round-trip flights

4:12 pm - 5:55 pmMSO-SAT

24h 43m1 stop

6:51 pm - 12:19 pmSAT-MSO

18h 28m1 stop

$350Alaska Airlines

Find Deal

mar., oct. 28 - jue., oct. 30

6:20 pm - 12:31 amMSO-SAT

5h 11m1 stop

6:07 pm - 12:17 amSAT-MSO

7h 10m1 stop

$351Delta

Find Deal

mié., oct. 8 - lun., oct. 13

2:35 pm - 9:49 pmMSO-SAT

6h 14m1 stop

11:40 am - 9:47 pmSAT-MSO

11h 07m2 stops

$356United Airlines

Find Deal

mar., oct. 28 - mar., nov. 4

5:25 am - 2:51 pmMSO-SAT

8h 26m2 stops

6:25 am - 5:40 pmSAT-MSO

12h 15m2 stops

$361Delta

Find Deal

mar., oct. 28 - jue., oct. 30

6:32 am - 5:55 pmMSO-SAT

10h 23m1 stop

6:32 am - 3:24 pmSAT-MSO

9h 52m1 stop

$367Alaska Airlines

Find Deal

mié., oct. 29 - sáb., nov. 1

6:18 pm - 12:35 amMSO-SAT

5h 17m1 stop

5:54 pm - 12:19 amSAT-MSO

7h 25m1 stop

$368Delta

Find Deal

mar., nov. 11 - vie., nov. 14

2:35 pm - 10:27 pmMSO-SAT

6h 52m1 stop

5:30 am - 1:33 pmSAT-MSO

9h 03m2 stops

$369United Airlines

Find Deal

jue., nov. 6 - dom., nov. 9

8:00 am - 5:20 pmMSO-SAT

8h 20m1 stop

11:50 am - 9:24 pmSAT-MSO

10h 34m2 stops

$373Delta

Find Deal

mar., nov. 11 - vie., nov. 14

6:18 pm - 12:35 amMSO-SAT

5h 17m1 stop

5:15 am - 5:26 pmSAT-MSO

13h 11m2 stops

$378Delta

Find Deal

vie., nov. 21 - jue., nov. 27

4:12 pm - 12:04 amMSO-SAT

6h 52m1 stop

6:40 am - 3:23 pmSAT-MSO

9h 43m1 stop

$407Hawaiian Airlines

Find Deal

mié., oct. 15 - mar., oct. 21

United Airlines flights from Missoula to San Antonio

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

United Airlines

Oct 28

MSO2:35 pmMissoula Johnson-Bell Field

6h 14m

1 stop

SAT9:49 pmSan Antonio

Nov 4

SAT11:40 amSan Antonio

11h 07m

2 stops

MSO9:47 pmMissoula Johnson-Bell Field

$356

Find similar

United Airlines

Nov 6

MSO2:35 pmMissoula Johnson-Bell Field

6h 52m

1 stop

SAT10:27 pmSan Antonio

Nov 9

SAT5:30 amSan Antonio

9h 03m

2 stops

MSO1:33 pmMissoula Johnson-Bell Field

$369

Find similar

United Airlines

Dec 12

MSO6:15 amMissoula Johnson-Bell Field

5h 51m

1 stop

SAT1:06 pmSan Antonio

Dec 15

SAT4:34 pmSan Antonio

5h 44m

1 stop

MSO9:18 pmMissoula Johnson-Bell Field

$431

Find similar

Delta flights from Missoula to San Antonio

Our best Delta deals on Missoula to San Antonio flight tickets

Delta

Oct 8

MSO6:20 pmMissoula Johnson-Bell Field

5h 11m

1 stop

SAT12:31 amSan Antonio

Oct 13

SAT6:07 pmSan Antonio

7h 10m

1 stop

MSO12:17 amMissoula Johnson-Bell Field

$351

Find similar

Delta

Oct 28

MSO5:25 amMissoula Johnson-Bell Field

8h 26m

2 stops

SAT2:51 pmSan Antonio

Oct 30

SAT6:25 amSan Antonio

12h 15m

2 stops

MSO5:40 pmMissoula Johnson-Bell Field

$361

Find similar

Delta

Nov 11

MSO6:18 pmMissoula Johnson-Bell Field

5h 17m

1 stop

SAT12:35 amSan Antonio

Nov 14

SAT5:54 pmSan Antonio

7h 25m

1 stop

MSO12:19 amMissoula Johnson-Bell Field

$368

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mar. 10/28

4:12 pm-5:55 pm

1 stop24h 43m

San Antonio

jue. 10/30

6:51 pm-12:19 pm

1 stop18h 28m

$350

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mié. 10/8

6:20 pm-12:31 am

1 stop5h 11m

San Antonio

lun. 10/13

6:07 pm-12:17 am

1 stop7h 10m

$351

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mar. 10/28

2:35 pm-9:49 pm

1 stop6h 14m

San Antonio

mar. 11/4

11:40 am-9:47 pm

2 stops11h 07m

$356

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mar. 10/28

5:25 am-2:51 pm

2 stops8h 26m

San Antonio

jue. 10/30

6:25 am-5:40 pm

2 stops12h 15m

$361

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mié. 10/29

6:32 am-5:55 pm

1 stop10h 23m

San Antonio

sáb. 11/1

6:32 am-3:24 pm

1 stop9h 52m

$367

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mar. 11/11

6:18 pm-12:35 am

1 stop5h 17m

San Antonio

vie. 11/14

5:54 pm-12:19 am

1 stop7h 25m

$368

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

jue. 11/6

2:35 pm-10:27 pm

1 stop6h 52m

San Antonio

dom. 11/9

5:30 am-1:33 pm

2 stops9h 03m

$369

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mar. 11/11

8:00 am-5:20 pm

1 stop8h 20m

San Antonio

vie. 11/14

11:50 am-9:24 pm

2 stops10h 34m

$373

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

vie. 11/21

6:18 pm-12:35 am

1 stop5h 17m

San Antonio

jue. 11/27

5:15 am-5:26 pm

2 stops13h 11m

$378

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mié. 10/15

4:12 pm-12:04 am

1 stop6h 52m

San Antonio

mar. 10/21

6:40 am-3:23 pm

1 stop9h 43m

$407

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 San Antonio?

If you aren’t able to travel during the month of August, then book flights to San Antonio from Missoula during May instead. Flights to San Antonio in May, while not as cheap as those in August, still average around $394.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Friday when prices can be found for as low as $334. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Monday is $736.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the afternoon. momondo users have found flights departing from Missoula to San Antonio in the afternoon for as low as $334. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $554. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Missoula to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Missoula to San Antonio according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Missoula to San Antonio (MSO to SAT) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Missoula Johnson-Bell Field to San Antonio by plane?
The distance between Missoula Johnson-Bell Field and San Antonio is about 1463.7 mi. In terms of flight time, this usually takes a little over 5h 06m.
When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport?
Prices for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport?
As of August 2025, there are 3 operators available to choose from for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport.
How old do you have to be to fly from Missoula Johnson-Bell Field Airport to San Antonio Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missoula Johnson-Bell Field Airport to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The necessary travel and health documents for your San Antonio Airport 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.
What is the most popular airline from Missoula to San Antonio?
momondo data reveals that the most frequently booked airline on the route from Missoula to San Antonio is United Airlines, representing 55% of all bookings. The subsequent popular airlines are Delta at 33% and American Airlines at 12%.

Best airlines flying from Missoula to San Antonio

Compare and see reviews for airlines that fly from Missoula to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $316	Free Cancellation	Rating 7.9 7,979 reviews	Search Delta flights
United Airlines	PriceFrom $368	Free Cancellation	Rating 7.4 8,943 reviews	Search United Airlines flights
American Airlines	PriceFrom $374	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

New Braunfels

Kerrville

Boerne

Schertz

Pleasanton

Why use momondo?

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

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 San Antonio from Missoula.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missoula to San Antonio.

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

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