What airlines fly to San Antonio?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to San Antonio from Billings according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 3 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 Billings Logan Intl Airport to San Antonio Airport?

Prices for flights from Billings Logan Intl Airport to San Antonio Airport are updated daily.

How many operators does momondo search for flights from Billings Logan Intl Airport to San Antonio Airport?

The number of operators available for flights from Billings Logan Intl Airport to San Antonio Airport is 3 as of September 2025.

How old do you have to be to fly from Billings Logan Intl 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 Billings Logan Intl Airport to San Antonio Airport.

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

The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$274 Cheap Flights from Billings to San Antonio in 2025/26

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Find the cheapest flights from Billings to San Antonio

Round-trip

One-way

Cheap round-trip flights

9:55 am - 2:07 pmBIL-SAT

27h 12m2 stops

6:44 pm - 11:42 amSAT-BIL

17h 58m1 stop

$363Multiple Airlines

Find Deal

lun., dic. 1 - vie., dic. 5

2:00 pm - 8:10 pmBIL-SAT

5h 10m1 stop

7:00 am - 1:30 pmSAT-BIL

7h 30m1 stop

$371American Airlines

Find Deal

mié., nov. 19 - lun., nov. 24

6:00 am - 5:55 pmBIL-SAT

10h 55m1 stop

6:58 pm - 10:57 amSAT-BIL

16h 59m1 stop

$376Alaska Airlines

Find Deal

mar., nov. 18 - vie., nov. 21

5:18 am - 1:49 pmBIL-SAT

7h 31m1 stop

5:54 pm - 11:49 pmSAT-BIL

6h 55m1 stop

$384Delta

Find Deal

mar., nov. 18 - vie., nov. 21

11:42 am - 11:59 pmBIL-SAT

11h 17m2 stops

6:10 pm - 11:19 pmSAT-BIL

6h 09m1 stop

$389Delta

Find Deal

mar., nov. 18 - vie., nov. 21

9:55 am - 2:07 pmBIL-SAT

27h 12m2 stops

6:23 pm - 9:12 amSAT-BIL

15h 49m1 stop

$402Multiple Airlines

Find Deal

lun., dic. 1 - jue., dic. 4

5:00 am - 12:45 pmBIL-SAT

6h 45m1 stop

4:39 pm - 10:46 pmSAT-BIL

7h 07m1 stop

$426United Airlines

Find Deal

sáb., oct. 4 - lun., oct. 6

5:00 am - 12:45 pmBIL-SAT

6h 45m1 stop

2:25 pm - 10:46 pmSAT-BIL

9h 21m2 stops

$431United Airlines

Find Deal

sáb., oct. 4 - lun., oct. 6

5:00 am - 5:54 pmBIL-SAT

11h 54m2 stops

4:21 pm - 10:46 pmSAT-BIL

7h 25m2 stops

$442United Airlines

Find Deal

sáb., oct. 4 - lun., oct. 6

9:55 am - 5:28 pmBIL-SAT

6h 33m1 stop

6:23 pm - 11:42 amSAT-BIL

18h 19m1 stop

$455Multiple Airlines

Find Deal

lun., dic. 1 - vie., dic. 5

American Airlines flights from Billings to San Antonio

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

American Airlines

Nov 19

BIL2:00 pmBillings Logan Intl

5h 10m

1 stop

SAT8:10 pmSan Antonio

Nov 24

SAT7:00 amSan Antonio

7h 30m

1 stop

BIL1:30 pmBillings Logan Intl

$371

Find similar

American Airlines

Sep 30

BIL7:03 amBillings Logan Intl

6h 02m

1 stop

SAT2:05 pmSan Antonio

Oct 4

SAT4:02 pmSan Antonio

6h 47m

1 stop

BIL9:49 pmBillings Logan Intl

$456

Find similar

American Airlines

Sep 30

BIL12:19 pmBillings Logan Intl

9h 41m

2 stops

SAT11:00 pmSan Antonio

Oct 4

SAT4:02 pmSan Antonio

6h 47m

1 stop

BIL9:49 pmBillings Logan Intl

$461

Find similar

Delta flights from Billings to San Antonio

Our best Delta deals on Billings to San Antonio flight tickets

Delta

Nov 18

BIL5:18 amBillings Logan Intl

7h 31m

1 stop

SAT1:49 pmSan Antonio

Nov 21

SAT5:54 pmSan Antonio

6h 55m

1 stop

BIL11:49 pmBillings Logan Intl

$384

Find similar

Delta

Nov 18

BIL11:42 amBillings Logan Intl

11h 17m

2 stops

SAT11:59 pmSan Antonio

Nov 21

SAT6:10 pmSan Antonio

6h 09m

1 stop

BIL11:19 pmBillings Logan Intl

$389

Find similar

Delta

Sep 25

BIL5:25 amBillings Logan Intl

7h 07m

1 stop

SAT1:32 pmSan Antonio

Sep 28

SAT6:02 pmSan Antonio

6h 08m

1 stop

BIL11:10 pmBillings Logan Intl

$531

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

lun. 12/1

9:55 am-2:07 pm

2 stops27h 12m

San Antonio

vie. 12/5

6:44 pm-11:42 am

1 stop17h 58m

$363

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

mié. 11/19

2:00 pm-8:10 pm

1 stop5h 10m

San Antonio

lun. 11/24

7:00 am-1:30 pm

1 stop7h 30m

$371

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

mar. 11/18

6:00 am-5:55 pm

1 stop10h 55m

San Antonio

vie. 11/21

6:58 pm-10:57 am

1 stop16h 59m

$376

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

mar. 11/18

5:18 am-1:49 pm

1 stop7h 31m

San Antonio

vie. 11/21

5:54 pm-11:49 pm

1 stop6h 55m

$384

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

mar. 11/18

11:42 am-11:59 pm

2 stops11h 17m

San Antonio

vie. 11/21

6:10 pm-11:19 pm

1 stop6h 09m

$389

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

lun. 12/1

9:55 am-2:07 pm

2 stops27h 12m

San Antonio

jue. 12/4

6:23 pm-9:12 am

1 stop15h 49m

$402

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

sáb. 10/4

5:00 am-12:45 pm

1 stop6h 45m

San Antonio

lun. 10/6

4:39 pm-10:46 pm

1 stop7h 07m

$426

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

sáb. 10/4

5:00 am-12:45 pm

1 stop6h 45m

San Antonio

lun. 10/6

2:25 pm-10:46 pm

2 stops9h 21m

$431

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

sáb. 10/4

5:00 am-5:54 pm

2 stops11h 54m

San Antonio

lun. 10/6

4:21 pm-10:46 pm

2 stops7h 25m

$442

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

lun. 12/1

9:55 am-5:28 pm

1 stop6h 33m

San Antonio

vie. 12/5

6:23 pm-11:42 am

1 stop18h 19m

$455

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Billings 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 September, then book flights to San Antonio from Billings during May instead. Flights to San Antonio in May, while not as cheap as those in September, still average around $406.

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 $416. 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 $610.

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 at noon. momondo users have found flights departing from Billings to San Antonio at noon for as low as $514. 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 in the afternoon, with an average ticket price of $529. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Billings to San Antonio

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

Estimated round-trip price

Cheap Billings to San Antonio (BIL to SAT) flight deals and tips

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

Direct flights	None

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

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How far is Billings Logan Intl to San Antonio by plane?
The straight-line distance from Billings Logan Intl to San Antonio is 1252.8 mi. Flights usually cover this in 4h 46m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Billings Logan Intl Airport to San Antonio Airport?
Prices for flights from Billings Logan Intl Airport to San Antonio Airport are updated daily.
How many operators does momondo search for flights from Billings Logan Intl Airport to San Antonio Airport?
The number of operators available for flights from Billings Logan Intl Airport to San Antonio Airport is 3 as of September 2025.
How old do you have to be to fly from Billings Logan Intl 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 Billings Logan Intl Airport to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Billings to San Antonio?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Billings to San Antonio is United Airlines (56% of total bookings). The next most popular airlines are American Airlines (30%) and Delta (14%).

Best airlines flying from Billings to San Antonio

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $324	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
American Airlines	PriceFrom $334	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $350	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights

New Braunfels

Kerrville

Boerne

Schertz

Pleasanton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Billings to San Antonio. momondo saves you time and could save you money on your trip.

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

Yes. All flights to San Antonio from Billings on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Billings 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 Billings to San Antonio.

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

Price alerts on flights to San Antonio from Billings 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.