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Cheap flights from Salt Lake City to San Antonio from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Salt Lake City to San Antonio departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Frontier Logo
10:22 am - 6:58 pmSLC-SAT
7h 36m1 stop
Frontier Logo
7:56 pm - 9:27 amSAT-SLC
14h 31m1 stop
$110Frontier
Find Deal
Mon, Dec 8 - Thu, Dec 11
Frontier Logo
5:06 pm - 9:18 amSLC-SAT
15h 12m1 stop
Frontier Logo
10:13 am - 11:37 amSAT-SLC
26h 24m1 stop
$124Frontier
Find Deal
Wed, Jan 7 - Sun, Jan 11
Frontier Logo
9:15 pm - 9:14 amSLC-SAT
10h 59m1 stop
Frontier Logo
3:23 pm - 12:06 amSAT-SLC
9h 43m1 stop
$128Frontier
Find Deal
Sun, Nov 16 - Thu, Nov 20
Frontier Logo
7:20 am - 6:58 pmSLC-SAT
10h 38m1 stop
Frontier Logo
7:55 pm - 12:07 amSAT-SLC
5h 12m1 stop
$142Frontier
Find Deal
Mon, Dec 8 - Fri, Dec 12
Frontier Logo
10:22 am - 7:00 pmSLC-SAT
7h 38m1 stop
Frontier Logo
7:56 pm - 9:27 amSAT-SLC
14h 31m1 stop
$146Frontier
Find Deal
Fri, Dec 12 - Sun, Dec 14
Frontier Logo
9:28 am - 1:19 pmSLC-SAT
26h 51m1 stop
Frontier Logo
2:04 pm - 8:33 amSAT-SLC
19h 29m1 stop
$178Frontier
Find Deal
Thu, Nov 13 - Sun, Nov 16
Multiple Airlines Logo
10:39 am - 3:59 pmSLC-SAT
28h 20m2 stops
Multiple Airlines Logo
7:56 pm - 12:07 amSAT-SLC
5h 11m1 stop
$188Multiple Airlines
Find Deal
Tue, Dec 2 - Thu, Dec 4
Frontier Logo
9:15 pm - 9:14 amSLC-SAT
10h 59m1 stop
Frontier Logo
2:08 pm - 9:53 amSAT-SLC
20h 45m2 stops
$189Frontier
Find Deal
Sun, Nov 16 - Thu, Nov 20
Frontier Logo
10:22 am - 7:00 pmSLC-SAT
7h 38m1 stop
Frontier Logo
7:56 pm - 11:41 amSAT-SLC
16h 45m2 stops
$193Frontier
Find Deal
Fri, Dec 12 - Sun, Dec 14
Multiple Airlines Logo
10:39 am - 3:59 pmSLC-SAT
28h 20m2 stops
Multiple Airlines Logo
12:03 pm - 9:44 amSAT-SLC
22h 41m1 stop
$197Multiple Airlines
Find Deal
Tue, Dec 2 - Mon, Dec 8

Frontier flights from Salt Lake City to San Antonio

Our best Frontier deals on Salt Lake City to San Antonio flight tickets
Frontier
Dec 8
SLC10:22 amSalt Lake City
7h 36m
1 stop
SAT6:58 pmSan Antonio
Dec 11
SAT7:56 pmSan Antonio
14h 31m
1 stop
SLC9:27 amSalt Lake City
$110
Find similar
Frontier
Jan 7
SLC5:06 pmSalt Lake City
15h 12m
1 stop
SAT9:18 amSan Antonio
Jan 11
SAT10:13 amSan Antonio
26h 24m
1 stop
SLC11:37 amSalt Lake City
$124
Find similar
Frontier
Nov 16
SLC9:15 pmSalt Lake City
10h 59m
1 stop
SAT9:14 amSan Antonio
Nov 20
SAT3:23 pmSan Antonio
9h 43m
1 stop
SLC12:06 amSalt Lake City
$128
Find similar

United Airlines flights from Salt Lake City to San Antonio

Our best United Airlines deals on Salt Lake City to San Antonio flight tickets
United Airlines
Nov 10
SLC1:11 pmSalt Lake City
5h 26m
1 stop
SAT7:37 pmSan Antonio
Nov 13
SAT4:24 pmSan Antonio
7h 05m
1 stop
SLC10:29 pmSalt Lake City
$684
Find similar
United Airlines
Nov 13
SLC8:00 amSalt Lake City
7h 59m
1 stop
SAT4:59 pmSan Antonio
Nov 18
SAT4:24 pmSan Antonio
7h 05m
1 stop
SLC10:29 pmSalt Lake City
$689
Find similar
United Airlines
Nov 10
SLC2:45 pmSalt Lake City
7h 11m
2 stops
SAT10:56 pmSan Antonio
Nov 13
SAT1:23 pmSan Antonio
4h 57m
1 stop
SLC5:20 pmSalt Lake City
$693
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Salt Lake City to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Salt Lake City to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Mon 12/8

10:22 am-6:58 pm

1 stop7h 36m

San Antonio

Thu 12/11

7:56 pm-9:27 am

1 stop14h 31m

$110

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Wed 1/7

5:06 pm-9:18 am

1 stop15h 12m

San Antonio

Sun 1/11

10:13 am-11:37 am

1 stop26h 24m

$124

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Sun 11/16

9:15 pm-9:14 am

1 stop10h 59m

San Antonio

Thu 11/20

3:23 pm-12:06 am

1 stop9h 43m

$128

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Mon 12/8

7:20 am-6:58 pm

1 stop10h 38m

San Antonio

Fri 12/12

7:55 pm-12:07 am

1 stop5h 12m

$142

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Fri 12/12

10:22 am-7:00 pm

1 stop7h 38m

San Antonio

Sun 12/14

7:56 pm-9:27 am

1 stop14h 31m

$146

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Thu 11/13

9:28 am-1:19 pm

1 stop26h 51m

San Antonio

Sun 11/16

2:04 pm-8:33 am

1 stop19h 29m

$178

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Tue 12/2

10:39 am-3:59 pm

2 stops28h 20m

San Antonio

Thu 12/4

7:56 pm-12:07 am

1 stop5h 11m

$188

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Sun 11/16

9:15 pm-9:14 am

1 stop10h 59m

San Antonio

Thu 11/20

2:08 pm-9:53 am

2 stops20h 45m

$189

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Fri 12/12

10:22 am-7:00 pm

1 stop7h 38m

San Antonio

Sun 12/14

7:56 pm-11:41 am

2 stops16h 45m

$193

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Tue 12/2

10:39 am-3:59 pm

2 stops28h 20m

San Antonio

Mon 12/8

12:03 pm-9:44 am

1 stop22h 41m

$197

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Salt Lake City 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

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of July, then book flights to San Antonio from Salt Lake City during April instead. Flights to San Antonio in April, while not as cheap as those in July, still average around $368.

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 Thursday when prices can be found for as low as $399. 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 $594.

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 evening. momondo users have found flights departing from Salt Lake City to San Antonio in the evening for as low as $449. 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 $499. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Salt Lake City to San Antonio flight route?

Fly from Salt Lake City to San Antonio for the best Salt Lake City - San Antonio flight prices

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Salt Lake City when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Salt Lake City for as low as $347 on momondo.

What cabin class options are available on Salt Lake City to San Antonio flights?

There are 4 cabin classes available to choose from on Salt Lake City to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Salt Lake City to San Antonio flight prices changed over time?

As of November 2025, prices for Salt Lake City to San Antonio flights are approximately 20% more expensive when compared to flights at the same time last year.

When to book flights from Salt Lake City to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Salt Lake City to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Salt Lake City to San Antonio (SLC to SAT) flight deals and tips

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

Best Price Found

$288

Fastest flight time

2h 34m

Direct flights

Every day

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Salt Lake City in the past 72 hours is $288. The best round-trip flight deal from Salt Lake City to San Antonio found on momondo in the last 72 hours is $459.
The fastest flight from Salt Lake City to San Antonio takes 2h 34m
Direct flights go from Salt Lake City to San Antonio every day.
There is 1 airport near San Antonio: San Antonio (SAT)
Search flight deals

  • How far is Salt Lake City to San Antonio by plane?

    There are 1085.7 mi between Salt Lake City and San Antonio. Flights usually cover this in 4h 54m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Salt Lake City Airport to San Antonio Airport?

    Prices for flights from Salt Lake City Airport to San Antonio Airport are updated daily.

  • How many operators does momondo search for flights from Salt Lake City Airport to San Antonio Airport?

  • How old do you have to be to fly from Salt Lake City Airport to San Antonio Airport?

    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 Salt Lake City Airport to San Antonio Airport.

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

    The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Salt Lake City to San Antonio?

  • What is the most popular airline from Salt Lake City to San Antonio?

Best airlines flying from Salt Lake City to San Antonio

Compare and see reviews for airlines that fly from Salt Lake City to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $128Free CancellationRating
5.8
3,117 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $171Free CancellationRating
6.3
8,114 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $218Free CancellationRating
7.2
11,036 reviews
Search American Airlines flights
DeltaPriceFrom $304Free CancellationRating
7.9
8,001 reviews
Search Delta flights
SouthwestPriceFrom $328Free CancellationRating
8.0
4,238 reviews
Search Southwest flights
United AirlinesPriceFrom $348Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

  • Southwest Flights From Salt Lake City to San Antonio

    Southwest flies from Salt Lake City to San Antonio around 3 times per week, with 4,238 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Salt Lake City to San Antonio in the last 72 hours was $328 (round-trip), much lower than the average airfare cost of $474 for Southwest flights on this route.

  • Delta Flights From Salt Lake City to San Antonio

    Across 8,001 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Salt Lake City to San Antonio about 10 times each week, with ticket deals ranging from $304 to $472. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Boerne
Kerrville
Schertz
Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from Salt Lake City to San Antonio?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Salt Lake City to San Antonio. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Salt Lake City to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from Salt Lake City which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Salt Lake City to San Antonio?

Once you have performed a search for Salt Lake City to San Antonio flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Salt Lake City to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your San Antonio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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