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Cheap flights from San Antonio to Salt Lake City from $71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Salt Lake City departing on 9/11. 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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Find the cheapest flights from San Antonio to Salt Lake City

Cheap round-trip flights

Logo
9:47 pm - 8:34 amSAT-SLC
11h 47m1 stop
Logo
6:05 pm - 1:23 pmSLC-SAT
18h 18m1 stop
$138
Find Deal
Sun, Sep 7 - Wed, Sep 10
Frontier Logo
8:16 pm - 7:32 amSAT-SLC
12h 16m1 stop
Frontier Logo
9:58 pm - 9:10 amSLC-SAT
10h 12m1 stop
$143Frontier
Find Deal
Thu, Sep 11 - Sat, Sep 13
Frontier Logo
2:01 pm - 7:28 pmSAT-SLC
6h 27m1 stop
Frontier Logo
6:45 am - 7:15 pmSLC-SAT
11h 30m1 stop
$144Frontier
Find Deal
Mon, Sep 8 - Fri, Sep 12
Frontier Logo
4:45 pm - 10:14 amSAT-SLC
18h 29m1 stop
Frontier Logo
6:05 pm - 1:23 pmSLC-SAT
18h 18m1 stop
$149Frontier
Find Deal
Sat, Sep 6 - Wed, Sep 10
Frontier Logo
8:20 pm - 12:14 amSAT-SLC
4h 54m1 stop
Frontier Logo
1:33 pm - 8:48 pmSLC-SAT
6h 15m1 stop
$150Frontier
Find Deal
Mon, Sep 22 - Thu, Sep 25
Frontier Logo
8:20 pm - 12:14 amSAT-SLC
4h 54m1 stop
Frontier Logo
6:45 am - 7:15 pmSLC-SAT
11h 30m1 stop
$155Frontier
Find Deal
Mon, Sep 22 - Mon, Sep 29
Logo
8:21 pm - 11:35 amSAT-SLC
16h 14m1 stop
Logo
3:34 pm - 4:47 amSLC-SAT
12h 13m1 stop
$165
Find Deal
Fri, Oct 10 - Mon, Oct 13
Spirit Airlines Logo
8:37 pm - 6:40 pmSAT-SLC
23h 03m2 stops
Spirit Airlines Logo
9:09 pm - 4:47 pmSLC-SAT
18h 38m2 stops
$236Spirit Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
Spirit Airlines Logo
6:00 am - 2:22 pmSAT-SLC
9h 22m1 stop
Spirit Airlines Logo
3:34 pm - 2:00 pmSLC-SAT
21h 26m2 stops
$247Spirit Airlines
Find Deal
Tue, Oct 7 - Mon, Oct 13
Spirit Airlines Logo
2:59 pm - 8:02 pmSAT-SLC
6h 03m1 stop
Spirit Airlines Logo
3:34 pm - 2:00 pmSLC-SAT
21h 26m2 stops
$271Spirit Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 13

Frontier flights from San Antonio to Salt Lake City

Our best Frontier deals on San Antonio to Salt Lake City flight tickets
Frontier
Sep 11
SAT8:16 pmSan Antonio
12h 16m
1 stop
SLC7:32 amSalt Lake City
Sep 13
SLC9:58 pmSalt Lake City
10h 12m
1 stop
SAT9:10 amSan Antonio
$143
Find similar
Frontier
Sep 8
SAT8:20 pmSan Antonio
4h 54m
1 stop
SLC12:14 amSalt Lake City
Sep 11
SLC6:45 amSalt Lake City
11h 30m
1 stop
SAT7:15 pmSan Antonio
$144
Find similar
Frontier
Sep 4
SAT8:16 pmSan Antonio
12h 16m
1 stop
SLC7:32 amSalt Lake City
Sep 7
SLC9:45 pmSalt Lake City
20h 30m
1 stop
SAT7:15 pmSan Antonio
$146
Find similar

Spirit Airlines flights from San Antonio to Salt Lake City

Our best Spirit Airlines deals on San Antonio to Salt Lake City flight tickets
Spirit Airlines
Sep 13
SAT8:37 pmSan Antonio
23h 03m
2 stops
SLC6:40 pmSalt Lake City
Sep 20
SLC9:09 pmSalt Lake City
18h 38m
2 stops
SAT4:47 pmSan Antonio
$236
Find similar
Spirit Airlines
Oct 7
SAT6:00 amSan Antonio
9h 22m
1 stop
SLC2:22 pmSalt Lake City
Oct 13
SLC3:34 pmSalt Lake City
21h 26m
2 stops
SAT2:00 pmSan Antonio
$247
Find similar
Spirit Airlines
Oct 10
SAT2:59 pmSan Antonio
6h 03m
1 stop
SLC8:02 pmSalt Lake City
Oct 13
SLC3:34 pmSalt Lake City
21h 26m
2 stops
SAT2:00 pmSan Antonio
$271
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Salt Lake City 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 August 26, 2025.
Use the filters below to find and compare flights from San Antonio to Salt Lake City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Sun 9/7

9:47 pm-8:34 am

1 stop11h 47m

Salt Lake City

Wed 9/10

6:05 pm-1:23 pm

1 stop18h 18m

$138

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Thu 9/11

8:16 pm-7:32 am

1 stop12h 16m

Salt Lake City

Sat 9/13

9:58 pm-9:10 am

1 stop10h 12m

$143

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Mon 9/8

2:01 pm-7:28 pm

1 stop6h 27m

Salt Lake City

Fri 9/12

6:45 am-7:15 pm

1 stop11h 30m

$144

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Sat 9/6

4:45 pm-10:14 am

1 stop18h 29m

Salt Lake City

Wed 9/10

6:05 pm-1:23 pm

1 stop18h 18m

$149

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Mon 9/22

8:20 pm-12:14 am

1 stop4h 54m

Salt Lake City

Thu 9/25

1:33 pm-8:48 pm

1 stop6h 15m

$150

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Mon 9/22

8:20 pm-12:14 am

1 stop4h 54m

Salt Lake City

Mon 9/29

6:45 am-7:15 pm

1 stop11h 30m

$155

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Fri 10/10

8:21 pm-11:35 am

1 stop16h 14m

Salt Lake City

Mon 10/13

3:34 pm-4:47 am

1 stop12h 13m

$165

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Sat 9/13

8:37 pm-6:40 pm

2 stops23h 03m

Salt Lake City

Sat 9/20

9:09 pm-4:47 pm

2 stops18h 38m

$236

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Tue 10/7

6:00 am-2:22 pm

1 stop9h 22m

Salt Lake City

Mon 10/13

3:34 pm-2:00 pm

2 stops21h 26m

$247

San AntonioSalt Lake City

SAT - SLC

SATSLC

San Antonio

Fri 10/10

2:59 pm-8:02 pm

1 stop6h 03m

Salt Lake City

Mon 10/13

3:34 pm-2:00 pm

2 stops21h 26m

$271

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 Salt Lake City from

How to get the cheapest flight ticket from San Antonio to Salt Lake City

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 Salt Lake City?

In general, October is the cheapest month to fly from San Antonio to Salt Lake City. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $354. If you are unable to visit Salt Lake City during the month of October, then departing from San Antonio during the month May is also very affordable. Most momondo users find prices during this month for around $359.

What is the cheapest day to depart on your flight to Salt Lake City?

On average, the least expensive day to fly to Salt Lake City from San Antonio is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $375. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Salt Lake City on Sunday is $486.

What is the cheapest time of day to depart on your flight to Salt Lake City?

Our most recent data shows that the best time of day to fly to Salt Lake City is in the afternoon. Flights from San Antonio to Salt Lake City during this time can be as low as $378. At noon is when there is more demand to fly to Salt Lake City, so prices are often more expensive at around $425 per ticket.

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

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

How far in advance should I book a flight to Salt Lake City?

You are more likely to see cheaper flights to Salt Lake City from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Salt Lake City for around $405 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Salt Lake City from San Antonio for as low as $333 on momondo.

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

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

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

As of August 2025, prices for San Antonio to Salt Lake City flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Salt Lake City

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

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

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

Best Price Found

$221

Fastest flight time

2h 49m

Direct flights

Every day

Airports in Salt Lake City

1 airport
The best one-way flight to Salt Lake City from San Antonio in the past 72 hours is $221. The best round-trip flight deal from San Antonio to Salt Lake City found on momondo in the last 72 hours is $344.
The fastest flight from San Antonio to Salt Lake City takes 2h 49m
Direct flights go from San Antonio to Salt Lake City every day.
There is 1 airport near Salt Lake City: Salt Lake City (SLC)
Search flight deals

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

    A flight from San Antonio to Salt Lake City will travel around 1085.7 mi. In terms of flight time, this usually takes a little over 4h 54m.

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

    Prices for flights from San Antonio Airport to Salt Lake City Airport were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Salt Lake City Airport.

  • What documentation or ID do you need to fly to Salt Lake City Airport?

    The required travel and health documents for your Salt Lake City 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 Salt Lake City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Best airlines flying from San Antonio to Salt Lake City

Compare and see reviews for airlines that fly from San Antonio to Salt Lake City with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $78Free CancellationRating
6.3
8,031 reviews
Search Spirit Airlines flights
FrontierPriceFrom $106Free CancellationRating
5.8
3,200 reviews
Search Frontier flights
American AirlinesPriceFrom $292Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $319Free CancellationRating
7.9
7,979 reviews
Search Delta flights
SouthwestPriceFrom $327Free CancellationRating
8.0
4,243 reviews
Search Southwest flights
United AirlinesPriceFrom $338Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights

  • Southwest Flights From San Antonio to Salt Lake City

    Southwest flies from San Antonio to Salt Lake City around 2 times per week, with 4,243 momondo users rating the airline 8.0/10. The cheapest Southwest deal from San Antonio to Salt Lake City in the last 72 hours was $327 (round-trip), much lower than the average airfare cost of $451 for Southwest flights on this route.

  • Delta Flights From San Antonio to Salt Lake City

    Delta is also a popular choice for this route. Delta flight deals for San Antonio to Salt Lake City start from as low as $319 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $440. Delta operates 3 flights to Salt Lake City from San Antonio in an average week. Users have rated it 7.9/10 across 7,979 reviews.

Traveling to a place near Salt Lake City?

Book flights to Salt Lake City if you plan to visit one of these locations
Park City
Logan
West Valley City
Heber City
Midvale
Layton
Lehi
West Jordan
Sandy
Midway
Evanston
South Jordan
Clearfield
Draper
Farmington
Bountiful
Alta
Brighton

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Salt Lake City for you.

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

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

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

momondo provides multiple filters to help you find the best flight to Salt Lake City from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for San Antonio to Salt Lake City flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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