Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from San Juan Luis Munoz Marin Intl Airport to San Antonio from $102

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 Juan Luis Munoz Marin Intl Airport to San Antonio departing on 12/31. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:25 pm - 1:12 pm
SJU
-
SAT
21h 47m1 stop
Multiple Airlines Logo
6:00 am - 11:09 pm
SAT
-
SJU
15h 09m1 stop
$225Multiple Airlines
Wed, Feb 18 - Tue, Feb 24
Frontier Logo
7:30 am - 5:01 pm
SJU
-
SAT
11h 31m1 stop
Frontier Logo
7:11 pm - 8:54 am
SAT
-
SJU
11h 43m1 stop
$229Frontier
Wed, Dec 31 - Fri, Jan 2
Frontier Logo
3:53 am - 1:12 pm
SJU
-
SAT
11h 19m1 stop
Frontier Logo
1:52 pm - 2:53 am
SAT
-
SJU
11h 01m1 stop
$231Frontier
Wed, Feb 25 - Mon, Mar 2
Frontier Logo
3:53 am - 1:12 pm
SJU
-
SAT
11h 19m1 stop
Frontier Logo
1:57 pm - 2:53 am
SAT
-
SJU
10h 56m1 stop
$235Frontier
Thu, Feb 19 - Thu, Feb 26
Spirit Airlines Logo
2:59 am - 11:50 am
SJU
-
SAT
10h 51m1 stop
Spirit Airlines Logo
11:30 am - 10:05 pm
SAT
-
SJU
8h 35m1 stop
$237Spirit Airlines
Wed, Dec 24 - Thu, Jan 1
Frontier Logo
7:30 am - 5:01 pm
SJU
-
SAT
11h 31m1 stop
Frontier Logo
7:11 pm - 9:23 am
SAT
-
SJU
12h 12m1 stop
$240Frontier
Wed, Dec 31 - Wed, Dec 31
Delta Logo
3:55 pm - 12:34 am
SJU
-
SAT
10h 39m1 stop
Delta Logo
1:35 pm - 11:58 pm
SAT
-
SJU
8h 23m1 stop
$245Delta
Wed, Feb 18 - Wed, Feb 25
American Airlines Logo
6:00 am - 3:45 pm
SJU
-
SAT
11h 45m2 stops
American Airlines Logo
5:10 am - 11:59 pm
SAT
-
SJU
16h 49m1 stop
$249American Airlines
Wed, Jan 21 - Sat, Jan 24
American Airlines Logo
6:00 am - 4:30 pm
SJU
-
SAT
12h 30m1 stop
American Airlines Logo
8:10 am - 8:50 pm
SAT
-
SJU
10h 40m1 stop
$250American Airlines
Wed, Jan 21 - Sat, Jan 24
American Airlines Logo
6:00 am - 2:16 pm
SJU
-
SAT
10h 16m2 stops
American Airlines Logo
5:10 am - 6:22 pm
SAT
-
SJU
11h 12m1 stop
$251American Airlines
Wed, Jan 21 - Sat, Jan 24

Frontier flights from San Juan Luis Munoz Marin Intl Airport to San Antonio

Our best Frontier deals on San Juan Luis Munoz Marin Intl Airport to San Antonio flight tickets
Frontier
Dec 31
SJU7:30 amSan Juan Luis Munoz Marin Intl
11h 31m
1 stop
SAT5:01 pmSan Antonio
Jan 2
SAT7:11 pmSan Antonio
11h 43m
1 stop
SJU8:54 amSan Juan Luis Munoz Marin Intl
$229
Find similar
Frontier
Feb 25
SJU3:53 amSan Juan Luis Munoz Marin Intl
11h 19m
1 stop
SAT1:12 pmSan Antonio
Mar 2
SAT1:52 pmSan Antonio
11h 01m
1 stop
SJU2:53 amSan Juan Luis Munoz Marin Intl
$231
Find similar
Frontier
Dec 23
SJU9:37 pmSan Juan Luis Munoz Marin Intl
22h 39m
1 stop
SAT6:16 pmSan Antonio
Jan 5
SAT7:11 pmSan Antonio
27h 06m
1 stop
SJU12:17 amSan Juan Luis Munoz Marin Intl
$233
Find similar

Spirit Airlines flights from San Juan Luis Munoz Marin Intl Airport to San Antonio

Our best Spirit Airlines deals on San Juan Luis Munoz Marin Intl Airport to San Antonio flight tickets
Spirit Airlines
Dec 24
SJU2:59 amSan Juan Luis Munoz Marin Intl
10h 51m
1 stop
SAT11:50 amSan Antonio
Jan 1
SAT11:30 amSan Antonio
8h 35m
1 stop
SJU10:05 pmSan Juan Luis Munoz Marin Intl
$237
Find similar
Spirit Airlines
Dec 31
SJU6:30 amSan Juan Luis Munoz Marin Intl
5h 07m
SAT9:37 amSan Antonio
Jan 1
SAT11:30 amSan Antonio
8h 35m
1 stop
SJU10:05 pmSan Juan Luis Munoz Marin Intl
$273
Find similar
Spirit Airlines
Feb 18
SJU3:17 pmSan Juan Luis Munoz Marin Intl
20h 13m
2 stops
SAT9:30 amSan Antonio
Feb 24
SAT10:26 amSan Antonio
13h 11m
2 stops
SJU1:37 amSan Juan Luis Munoz Marin Intl
$283
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl Airport 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 December 21, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 2/18

5:25 pm-1:12 pm

1 stop21h 47m

San Antonio

Tue 2/24

6:00 am-11:09 pm

1 stop15h 09m

$225

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 12/31

7:30 am-5:01 pm

1 stop11h 31m

San Antonio

Fri 1/2

7:11 pm-8:54 am

1 stop11h 43m

$229

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 2/25

3:53 am-1:12 pm

1 stop11h 19m

San Antonio

Mon 3/2

1:52 pm-2:53 am

1 stop11h 01m

$231

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 2/19

3:53 am-1:12 pm

1 stop11h 19m

San Antonio

Thu 2/26

1:57 pm-2:53 am

1 stop10h 56m

$235

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 12/24

2:59 am-11:50 am

1 stop10h 51m

San Antonio

Thu 1/1

11:30 am-10:05 pm

1 stop8h 35m

$237

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 12/31

7:30 am-5:01 pm

1 stop11h 31m

San Antonio

Wed 12/31

7:11 pm-9:23 am

1 stop12h 12m

$240

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 2/18

3:55 pm-12:34 am

1 stop10h 39m

San Antonio

Wed 2/25

1:35 pm-11:58 pm

1 stop8h 23m

$245

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 1/21

6:00 am-3:45 pm

2 stops11h 45m

San Antonio

Sat 1/24

5:10 am-11:59 pm

1 stop16h 49m

$249

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 1/21

6:00 am-4:30 pm

1 stop12h 30m

San Antonio

Sat 1/24

8:10 am-8:50 pm

1 stop10h 40m

$250

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 1/21

6:00 am-2:16 pm

2 stops10h 16m

San Antonio

Sat 1/24

5:10 am-6:22 pm

1 stop11h 12m

$251

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Antonio from

How to get the cheapest flight ticket from San Juan Luis Munoz Marin Intl Airport 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 October, then book flights to San Antonio from San Juan Luis Munoz Marin Intl Airport during March instead. Flights to San Antonio in March, while not as cheap as those in October, still average around $269.

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 $167. 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 Tuesday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Tuesday is $305.

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 morning. momondo users have found flights departing from San Juan Luis Munoz Marin Intl Airport to San Antonio in the morning for as low as $253. 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 evening, with an average ticket price of $414. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Juan Luis Munoz Marin Intl to San Antonio flight route?

Fly from San Juan Luis Munoz Marin Intl to San Antonio for the best San Juan Luis Munoz Marin Intl - 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 San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $330 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from San Juan Luis Munoz Marin Intl Airport for as low as $274 on momondo.

What cabin class options are available on San Juan Luis Munoz Marin Intl to San Antonio flights?

There is only 1 cabin class available to choose from on San Juan Luis Munoz Marin Intl to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Juan Luis Munoz Marin Intl Airport to San Antonio flights?

No. A direct flight is the cheapest option for a flight between San Juan Luis Munoz Marin Intl Airport to San Antonio.

How have San Juan Luis Munoz Marin Intl Airport to San Antonio flight prices changed over time?

As of December 2025, prices for San Juan Luis Munoz Marin Intl Airport to San Antonio flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from San Juan Luis Munoz Marin Intl Airport to San Antonio

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

Cheap San Juan Luis Munoz Marin Intl Airport to San Antonio (SJU to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan Luis Munoz Marin Intl Airport to San Antonio

Best Price Found

$206

Fastest flight time

5h 07m

Direct flights

Tue, Thu and Sat

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from San Juan Luis Munoz Marin Intl Airport in the past 72 hours is $206. The best round-trip flight deal from San Juan Luis Munoz Marin Intl Airport to San Antonio found on momondo in the last 72 hours is $237.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to San Antonio takes 5h 07m
Direct flights go from San Juan Luis Munoz Marin Intl Airport to San Antonio on Tuesday, Thursday and Saturday. The only airline offering direct flights is Spirit Airlines.
There is 1 airport in San Antonio. From San Juan Luis Munoz Marin Intl Airport there are direct flights to San Antonio (SAT).
Search flight deals

  • How far is San Juan Luis Munoz Marin Intl to San Antonio by plane?

    San Juan Luis Munoz Marin Intl and San Antonio are 2177.2 mi apart from one another. In terms of flight time, this usually takes a little over 5h 07m.

  • When did momondo last update prices for flights from San Juan Luis Munoz Marin Intl Airport to San Antonio Airport?

    Prices for flights from San Juan Luis Munoz Marin Intl Airport to San Antonio Airport are updated daily.

  • How many operators does momondo search for flights from San Juan Luis Munoz Marin Intl Airport to San Antonio Airport?

  • How old do you have to be to fly from San Juan Luis Munoz Marin Intl Airport to San Antonio 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 Juan Luis Munoz Marin 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 plane model from San Juan Luis Munoz Marin Intl Airport to San Antonio?

  • What is the most popular airline from San Juan Luis Munoz Marin Intl Airport to San Antonio?

Best airlines flying from San Juan Luis Munoz Marin Intl Airport to San Antonio

Compare and see reviews for airlines that fly from San Juan Luis Munoz Marin Intl Airport to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $85Free CancellationRating
5.8
3,082 reviews
Search Frontier flights
DeltaPriceFrom $122Free CancellationRating
7.9
8,019 reviews
Search Delta flights
Spirit AirlinesPriceFrom $172Free CancellationRating
6.3
8,191 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $245Free CancellationRating
7.4
9,099 reviews
Search United Airlines flights
SouthwestPriceFrom $265Free CancellationRating
8.0
4,256 reviews
Search Southwest flights
American AirlinesPriceFrom $265Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights

  • Spirit Airlines Flights From San Juan Luis Munoz Marin Intl Airport to San Antonio

    Across 3 Spirit Airlines flights from San Juan Luis Munoz Marin Intl Airport to San Antonio this week, the average price was $281, with the best Spirit Airlines deals starting from $172 round-trip. 8,193 users have rated Spirit Airlines on momondo, with an average score of 6.3/10.

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
Schertz
Pleasanton

Why use momondo?

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

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 Juan to San Antonio for you.

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

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

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

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

Yes momondo offers price alerts on flights to San Antonio from San Juan. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 1/20
Tue 1/27
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States