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Cheap flights from San Antonio to San Juan from $97

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 San Juan departing on 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Spirit Airlines Logo
12:32 pm - 12:05 amSAT-SJU
10h 33m1 stop
Spirit Airlines Logo
11:34 am - 3:22 pmSJU-SAT
4h 48mnonstop
$207Spirit Airlines
Find Deal
Tue, Jul 8 - Fri, Jul 11
Spirit Airlines Logo
12:32 pm - 12:05 amSAT-SJU
10h 33m1 stop
Spirit Airlines Logo
11:34 am - 3:22 pmSJU-SAT
4h 48mnonstop
$211Spirit Airlines
Find Deal
Tue, Jul 8 - Fri, Jul 11
 Logo
8:50 am - 12:28 amSAT-SJU
14h 38m1 stop
 Logo
11:43 am - 3:31 pmSJU-SAT
4h 48mnonstop
Mon, Jun 30 - Fri, Jul 4
 Logo
4:30 pm - 10:10 pmSAT-SJU
4h 40mnonstop
 Logo
9:30 pm - 9:30 amSJU-SAT
13h 00m1 stop
Mon, Aug 11 - Thu, Aug 14
Frontier Logo
4:35 pm - 2:54 amSAT-SJU
8h 19m1 stop
Frontier Logo
3:59 am - 3:35 pmSJU-SAT
13h 36m1 stop
$243Frontier
Find Deal
Sat, Nov 8 - Fri, Nov 14
Frontier Logo
9:00 am - 12:32 amSAT-SJU
14h 32m1 stop
Frontier Logo
10:04 am - 9:30 amSJU-SAT
24h 26m1 stop
$253Frontier
Find Deal
Mon, Aug 11 - Thu, Aug 14
United Airlines Logo
12:49 pm - 12:36 amSAT-SJU
9h 47m1 stop
United Airlines Logo
8:30 am - 5:44 pmSJU-SAT
11h 14m2 stops
$275United Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
American Airlines Logo
7:00 am - 6:15 pmSAT-SJU
10h 15m2 stops
American Airlines Logo
7:05 pm - 9:27 amSJU-SAT
15h 22m2 stops
$340American Airlines
Find Deal
Sun, Sep 7 - Fri, Sep 12
American Airlines Logo
5:12 am - 2:53 pmSAT-SJU
8h 41m1 stop
American Airlines Logo
1:55 pm - 11:42 pmSJU-SAT
10h 47m2 stops
$348American Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 11
United Airlines Logo
9:47 am - 8:38 pmSAT-SJU
9h 51m1 stop
United Airlines Logo
1:05 am - 11:37 amSJU-SAT
11h 32m1 stop
$360United Airlines
Find Deal
Wed, Oct 1 - Tue, Oct 7

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

Our best Frontier deals on San Antonio to San Juan Luis Munoz Marin Intl Airport flight tickets
Frontier
Jun 20
SAT10:16 amSan Antonio
9h 09m
1 stop
SJU8:25 pmSan Juan Luis Munoz Marin Intl
Jun 21
SJU3:40 amSan Juan Luis Munoz Marin Intl
29h 25m
1 stop
SAT8:05 amSan Antonio
Frontier
Nov 8
SAT4:35 pmSan Antonio
8h 19m
1 stop
SJU2:54 amSan Juan Luis Munoz Marin Intl
Nov 14
SJU3:59 amSan Juan Luis Munoz Marin Intl
13h 36m
1 stop
SAT3:35 pmSan Antonio
Frontier
Aug 11
SAT9:00 amSan Antonio
14h 32m
1 stop
SJU12:32 amSan Juan Luis Munoz Marin Intl
Aug 14
SJU10:04 amSan Juan Luis Munoz Marin Intl
24h 26m
1 stop
SAT9:30 amSan Antonio

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

Our best United Airlines deals on San Antonio to San Juan Luis Munoz Marin Intl Airport flight tickets
United Airlines
Nov 8
SAT12:49 pmSan Antonio
9h 47m
1 stop
SJU12:36 amSan Juan Luis Munoz Marin Intl
Nov 15
SJU8:30 amSan Juan Luis Munoz Marin Intl
11h 14m
2 stops
SAT5:44 pmSan Antonio
United Airlines
Oct 1
SAT9:47 amSan Antonio
9h 51m
1 stop
SJU8:38 pmSan Juan Luis Munoz Marin Intl
Oct 7
SJU1:05 amSan Juan Luis Munoz Marin Intl
11h 32m
1 stop
SAT11:37 amSan Antonio
United Airlines
Oct 21
SAT5:30 amSan Antonio
17h 27m
2 stops
SJU11:57 pmSan Juan Luis Munoz Marin Intl
Oct 28
SJU1:05 amSan Juan Luis Munoz Marin Intl
17h 39m
2 stops
SAT5:44 pmSan Antonio

See travel insights to San Juan from

How to get the cheapest flight ticket from San Antonio to San Juan Luis Munoz Marin Intl Airport

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 Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $345.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from San Antonio is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $250. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $316.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is in the afternoon when flights can be purchased for as low as $261. Flights in the evening are often more expensive with an average ticket price of $438.

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

Fly from San Antonio to San Juan Luis Munoz Marin Intl for the best San Antonio - San Juan Luis Munoz Marin Intl flight prices

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from San Antonio when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $422 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from San Antonio for as low as $348 on momondo.

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

There are 1 cabin classes available to choose from on San Antonio to San Juan Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of June 2025, prices for San Antonio to San Juan Luis Munoz Marin Intl Airport flights are approximately 5% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$97

Fastest flight time

4h 23m

Direct flights

Tue, Thu and Sat
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from San Antonio in the past 72 hours is $97. The best round-trip flight deal from San Antonio to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $207.
The fastest flight from San Antonio to San Juan Luis Munoz Marin Intl Airport takes 4h 23m
Direct flights go from San Antonio to San Juan Luis Munoz Marin Intl Airport on Tuesday, Thursday and Saturday. The only airline offering direct flights is Spirit Airlines.

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

    San Juan Luis Munoz Marin Intl is 2177.2 mi away from San Antonio. In terms of flight time, this usually takes a little over 4h 23m.

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

    Prices for flights from San Antonio Airport to San Juan Luis Munoz Marin Intl Airport were last updated today.

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

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

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl 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 Juan Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport?

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


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

Compare and see reviews for airlines that fly from San Antonio to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $130Free CancellationRating
5.9
3,297 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $166Free CancellationRating
6.3
8,064 reviews
Search Spirit Airlines flights
DeltaPriceFrom $265Free CancellationRating
8.0
7,963 reviews
Search Delta flights
United AirlinesPriceFrom $274Free CancellationRating
7.4
8,801 reviews
Search United Airlines flights
American AirlinesPriceFrom $302Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $398Free CancellationRating
8.0
4,279 reviews
Search Southwest flights
  • Spirit Airlines Flights From San Antonio to San Juan Luis Munoz Marin Intl Airport

    Spirit Airlines is one of the most popular airlines flying from San Antonio to San Juan Luis Munoz Marin Intl Airport, operating 3 flights/week on average for this route. A good Spirit Airlines flight deal for San Antonio to San Juan Luis Munoz Marin Intl Airport starts from $166 round-trip, up to an average price of $289. Our users have rated Spirit Airlines at 6.3/10.


Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Caguas
Humacao
Rio Grande
Bayamón

Why use momondo?

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

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 San Juan for you.

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

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

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

Once all potential San Antonio to San Juan flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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


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1 adult
Sun 6/22
Sun 6/29

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