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Cheap flights from Salt Lake City to San Antonio from $47

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 3/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Salt Lake City to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:49 am - 12:17 am
SLC
-
SAT
11h 28m
1 stop
Frontier Logo
6:45 am - 12:14 am
SAT
-
SLC
18h 29m
1 stop
$135Frontier
Sat, Mar 7 - Tue, Mar 10
Frontier Logo
7:20 am - 7:01 pm
SLC
-
SAT
10h 41m
1 stop
Frontier Logo
8:22 pm - 12:14 am
SAT
-
SLC
4h 52m
1 stop
$138Frontier
Sat, Feb 21 - Mon, Feb 23
Frontier Logo
11:49 am - 9:06 am
SLC
-
SAT
20h 17m
1 stop
Frontier Logo
6:45 am - 12:14 am
SAT
-
SLC
18h 29m
1 stop
$140Frontier
Wed, Mar 18 - Wed, Mar 25
Frontier Logo
9:14 pm - 9:06 am
SLC
-
SAT
10h 52m
1 stop
Frontier Logo
6:45 am - 12:14 am
SAT
-
SLC
18h 29m
1 stop
$141Frontier
Wed, Mar 18 - Wed, Mar 25
Frontier Logo
7:35 am - 12:17 am
SLC
-
SAT
15h 42m
1 stop
Frontier Logo
6:45 am - 12:14 am
SAT
-
SLC
18h 29m
1 stop
$142Frontier
Sat, Mar 7 - Tue, Mar 10
Frontier Logo
9:37 pm - 12:17 am
SLC
-
SAT
25h 40m
2 stops
Frontier Logo
6:45 am - 12:14 am
SAT
-
SLC
18h 29m
1 stop
$153Frontier
Fri, Mar 6 - Wed, Mar 11
Frontier Logo
9:14 pm - 9:06 am
SLC
-
SAT
10h 52m
1 stop
Frontier Logo
6:45 am - 12:14 am
SAT
-
SLC
18h 29m
1 stop
$157Frontier
Fri, Mar 6 - Wed, Mar 11
Frontier Logo
9:14 pm - 9:06 am
SLC
-
SAT
10h 52m
1 stop
Frontier Logo
6:45 am - 12:14 am
SAT
-
SLC
18h 29m
1 stop
$158Frontier
Fri, Mar 6 - Wed, Mar 11
Frontier Logo
10:37 pm - 9:53 pm
SLC
-
SAT
22h 16m
1 stop
Frontier Logo
9:39 pm - 1:33 pm
SAT
-
SLC
16h 54m
1 stop
$164Frontier
Thu, Feb 19 - Mon, Feb 23
Frontier Logo
9:14 pm - 9:06 am
SLC
-
SAT
10h 52m
1 stop
Frontier Logo
10:05 am - 7:55 am
SAT
-
SLC
22h 50m
1 stop
$167Frontier
Fri, Mar 6 - Thu, Mar 12

Frontier flights from Salt Lake City to San Antonio

Our best Frontier deals on Salt Lake City to San Antonio flight tickets
Frontier
Mar 7
SLC11:49 amSalt Lake City
11h 28m
1 stop
SAT12:17 amSan Antonio
Mar 10
SAT6:45 amSan Antonio
18h 29m
1 stop
SLC12:14 amSalt Lake City
$135
Frontier
Feb 21
SLC7:20 amSalt Lake City
10h 41m
1 stop
SAT7:01 pmSan Antonio
Feb 23
SAT8:22 pmSan Antonio
4h 52m
1 stop
SLC12:14 amSalt Lake City
$138
Frontier
Mar 18
SLC11:49 amSalt Lake City
20h 17m
1 stop
SAT9:06 amSan Antonio
Mar 25
SAT6:45 amSan Antonio
18h 29m
1 stop
SLC12:14 amSalt Lake City
$140

Delta flights from Salt Lake City to San Antonio

Our best Delta deals on Salt Lake City to San Antonio flight tickets
Delta
Feb 11
SLC8:55 pmSalt Lake City
2h 46m
SAT12:41 amSan Antonio
Feb 25
SAT1:13 pmSan Antonio
3h 04m
SLC3:17 pmSalt Lake City
$599
Delta
Feb 11
SLC11:08 amSalt Lake City
9h 26m
1 stop
SAT9:34 pmSan Antonio
Feb 25
SAT5:59 pmSan Antonio
3h 01m
SLC8:00 pmSalt Lake City
$609
Delta
Feb 13
SLC8:55 pmSalt Lake City
2h 46m
SAT12:41 amSan Antonio
Feb 16
SAT7:35 amSan Antonio
3h 08m
SLC9:43 amSalt Lake City
$649

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 February 3, 2026.
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

Sat 3/7

11:49 am-12:17 am

1 stop11h 28m

San Antonio

Tue 3/10

6:45 am-12:14 am

1 stop18h 29m

$135

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Sat 2/21

7:20 am-7:01 pm

1 stop10h 41m

San Antonio

Mon 2/23

8:22 pm-12:14 am

1 stop4h 52m

$138

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Wed 3/18

11:49 am-9:06 am

1 stop20h 17m

San Antonio

Wed 3/25

6:45 am-12:14 am

1 stop18h 29m

$140

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Wed 3/18

9:14 pm-9:06 am

1 stop10h 52m

San Antonio

Wed 3/25

6:45 am-12:14 am

1 stop18h 29m

$141

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Sat 3/7

7:35 am-12:17 am

1 stop15h 42m

San Antonio

Tue 3/10

6:45 am-12:14 am

1 stop18h 29m

$142

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Fri 3/6

9:37 pm-12:17 am

2 stops25h 40m

San Antonio

Wed 3/11

6:45 am-12:14 am

1 stop18h 29m

$153

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Fri 3/6

9:14 pm-9:06 am

1 stop10h 52m

San Antonio

Wed 3/11

6:45 am-12:14 am

1 stop18h 29m

$157

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Fri 3/6

9:14 pm-9:06 am

1 stop10h 52m

San Antonio

Wed 3/11

6:45 am-12:14 am

1 stop18h 29m

$158

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Thu 2/19

10:37 pm-9:53 pm

1 stop22h 16m

San Antonio

Mon 2/23

9:39 pm-1:33 pm

1 stop16h 54m

$164

Salt Lake CitySan Antonio

SLC - SAT

SLCSAT

Salt Lake City

Fri 3/6

9:14 pm-9:06 am

1 stop10h 52m

San Antonio

Thu 3/12

10:05 am-7:55 am

1 stop22h 50m

$167

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 April, then book flights to San Antonio from Salt Lake City during July instead. Flights to San Antonio in July, while not as cheap as those in April, still average around $365.

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 Wednesday 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 $599.

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 morning, with an average ticket price of $493. Departure times in the morning 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 $410 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 $334 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 February 2026, prices for Salt Lake City to San Antonio flights are approximately 64% cheaper 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

$399

Fastest flight time

2h 39m

Direct flights

Every day

Airports in San Antonio

1 airport
The best flight deal from Salt Lake City to San Antonio found on momondo in the last 72 hours is $399
The fastest flight from Salt Lake City to San Antonio takes 2h 39m
Direct flights go from Salt Lake City to San Antonio every day.
There is 1 airport in San Antonio. From Salt Lake City there are direct flights to 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 2h 39m, 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
Spirit AirlinesPriceFrom $103Free CancellationRating
6.3
8,404 reviews
Search Spirit Airlines flights
FrontierPriceFrom $144Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
American AirlinesPriceFrom $218Free CancellationRating
7.2
11,216 reviews
Search American Airlines flights
DeltaPriceFrom $299Free CancellationRating
7.9
8,138 reviews
Search Delta flights
SouthwestPriceFrom $328Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
United AirlinesPriceFrom $416Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights

  • Delta Flights From Salt Lake City to San Antonio

    Delta flies from Salt Lake City to San Antonio around 13 times per week, with 8,138 momondo users rating the airline 7.9/10. The cheapest Delta deal from Salt Lake City to San Antonio in the last 72 hours was $299 (round-trip), much lower than the average airfare cost of $466 for Delta flights on this route.

Traveling to a place near San Antonio?

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

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

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