How long does it take to fly to San Antonio?

Flight times vary depending on what airport in Puerto Rico you fly out of and what airport in San Antonio you fly into. For example, flying from San Juan to Austin takes 6h 23m on average. On the other hand, flying from Aguadilla to Austin takes 7h 02m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What is the cheapest airline that flies from Puerto Rico to San Antonio?

Delta and United Airlines are the most popular carriers operating from Puerto Rico to San Antonio

What airlines fly to San Antonio?

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to San Antonio from Puerto Rico according to our data. American Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 7 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Puerto Rico to San Antonio Airport?

Prices for flights from Puerto Rico to San Antonio Airport refresh daily.

How many operators does momondo search for flights from Puerto Rico to San Antonio Airport?

The number of operators available for flights from Puerto Rico to San Antonio Airport is 6 as of May 2026.

How old do you have to be to fly from Puerto Rico 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 Puerto Rico to San Antonio Airport.

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

The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$168 Cheap Flights from Puerto Rico to San Antonio in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Puerto Rico to San Antonio

Round-trip

One-way

Last minute

Recent round-trip flight deals from Puerto Rico to San Antonio

Enter your travel dates to find the best prices.

12:56 pm - 9:14 pm

SJU

SAT

9h 18m

1 stop

5:20 am - 1:42 pm

SAT

SJU

7h 22m

1 stop

$336Delta

Thu, Aug 20 - Sun, Aug 23

3:28 pm - 11:59 pm

SJU

SAT

9h 31m

1 stop

8:11 am - 12:15 am

SAT

SJU

15h 04m

1 stop

$343American Airlines

Wed, Aug 5 - Sat, Aug 8

3:28 pm - 11:59 pm

SJU

SAT

9h 31m

1 stop

8:11 am - 12:15 am

SAT

SJU

15h 04m

1 stop

$345American Airlines

Wed, Aug 5 - Sat, Aug 8

2:05 am - 8:27 am

SJU

SAT

7h 22m

1 stop

7:20 pm - 5:29 am

SAT

SJU

9h 09m

1 stop

$359United Airlines

Thu, Jul 2 - Mon, Jul 6

3:28 pm - 9:59 pm

SJU

SAT

7h 31m

1 stop

7:00 am - 11:59 pm

SAT

SJU

15h 59m

1 stop

$369American Airlines

Tue, Aug 11 - Fri, Aug 14

10:20 pm - 9:05 am

SJU

SAT

11h 45m

1 stop

6:30 am - 10:00 pm

SAT

SJU

14h 30m

1 stop

$397Southwest

Thu, Jul 16 - Tue, Aug 4

12:19 pm - 3:37 pm

BQN

SAT

28h 18m

1 stop

9:51 am - 2:10 am

SAT

BQN

15h 19m

1 stop

$416Frontier

Thu, Jul 2 - Fri, Jul 10

12:15 am - 4:31 pm

BQN

SAT

17h 16m

2 stops

1:00 pm - 11:09 pm

SAT

BQN

9h 09m

1 stop

$466United Airlines

Fri, Sep 11 - Sun, Sep 20

12:15 am - 4:31 pm

BQN

SAT

17h 16m

2 stops

7:35 am - 11:09 pm

SAT

BQN

14h 34m

2 stops

$523United Airlines

Tue, Aug 18 - Sun, Aug 23

2:48 am - 9:39 am

BQN

SAT

7h 51m

1 stop

9:57 am - 10:57 am

SAT

BQN

23h 00m

1 stop

$581Frontier

Thu, Oct 22 - Fri, Nov 6

Southwest flights from Puerto Rico to San Antonio

Our best Southwest deals on Puerto Rico to San Antonio flight tickets

Southwest

Aug 11

SJU1:45 pmSan Juan Luis Munoz Marin Intl

8h 55m

2 stops

SAT9:40 pmSan Antonio

Aug 14

SAT11:50 amSan Antonio

10h 00m

1 stop

SJU10:50 pmSan Juan Luis Munoz Marin Intl

$369

Southwest

Jul 16

SJU10:20 pmSan Juan Luis Munoz Marin Intl

11h 45m

1 stop

SAT9:05 amSan Antonio

Aug 4

SAT6:30 amSan Antonio

14h 30m

1 stop

SJU10:00 pmSan Juan Luis Munoz Marin Intl

$397

Southwest

Jul 16

SJU10:20 pmSan Juan Luis Munoz Marin Intl

11h 45m

1 stop

SAT9:05 amSan Antonio

Aug 4

SAT10:50 amSan Antonio

10h 10m

2 stops

SJU10:00 pmSan Juan Luis Munoz Marin Intl

$430

American Airlines flights from Puerto Rico to San Antonio

Our best American Airlines deals on Puerto Rico to San Antonio flight tickets

American Airlines

Aug 5

SJU3:28 pmSan Juan Luis Munoz Marin Intl

9h 31m

1 stop

SAT11:59 pmSan Antonio

Aug 8

SAT8:11 amSan Antonio

15h 04m

1 stop

SJU12:15 amSan Juan Luis Munoz Marin Intl

$343

American Airlines

Aug 5

SJU3:28 pmSan Juan Luis Munoz Marin Intl

9h 31m

1 stop

SAT11:59 pmSan Antonio

Aug 8

SAT8:11 amSan Antonio

15h 04m

1 stop

SJU12:15 amSan Juan Luis Munoz Marin Intl

$345

American Airlines

Aug 5

SJU4:53 pmSan Juan Luis Munoz Marin Intl

8h 06m

1 stop

SAT11:59 pmSan Antonio

Aug 12

SAT8:55 amSan Antonio

14h 04m

1 stop

SJU11:59 pmSan Juan Luis Munoz Marin Intl

$374

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 8/20

12:56 pm-9:14 pm

1 stop9h 18m

San Antonio

Sun 8/23

5:20 am-1:42 pm

1 stop7h 22m

$336

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 8/5

3:28 pm-11:59 pm

1 stop9h 31m

San Antonio

Sat 8/8

8:11 am-12:15 am

1 stop15h 04m

$343

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 8/5

3:28 pm-11:59 pm

1 stop9h 31m

San Antonio

Sat 8/8

8:11 am-12:15 am

1 stop15h 04m

$345

Quickest round-trip

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 7/2

2:05 am-8:27 am

1 stop7h 22m

San Antonio

Mon 7/6

7:20 pm-5:29 am

1 stop9h 09m

$359

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 8/11

3:28 pm-9:59 pm

1 stop7h 31m

San Antonio

Fri 8/14

7:00 am-11:59 pm

1 stop15h 59m

$369

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 7/16

10:20 pm-9:05 am

1 stop11h 45m

San Antonio

Tue 8/4

6:30 am-10:00 pm

1 stop14h 30m

$397

AguadillaSan Antonio

BQN - SAT

BQNSAT

Aguadilla Borinquen

Thu 7/2

12:19 pm-3:37 pm

1 stop28h 18m

San Antonio

Fri 7/10

9:51 am-2:10 am

1 stop15h 19m

$416

AguadillaSan Antonio

BQN - SAT

BQNSAT

Aguadilla Borinquen

Fri 9/11

12:15 am-4:31 pm

2 stops17h 16m

San Antonio

Sun 9/20

1:00 pm-11:09 pm

1 stop9h 09m

$466

AguadillaSan Antonio

BQN - SAT

BQNSAT

Aguadilla Borinquen

Tue 8/18

12:15 am-4:31 pm

2 stops17h 16m

San Antonio

Sun 8/23

7:35 am-11:09 pm

2 stops14h 34m

$523

AguadillaSan Antonio

BQN - SAT

BQNSAT

Aguadilla Borinquen

Thu 10/22

2:48 am-9:39 am

1 stop7h 51m

San Antonio

Fri 11/6

9:57 am-10:57 am

1 stop23h 00m

$581

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Puerto Rico 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

Prices

Airlines

Other information

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 Puerto Rico during January instead. Flights to San Antonio in January, while not as cheap as those in October, still average around $90.

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 Saturday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Saturday is $423.

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 Puerto Rico to San Antonio in the morning for as low as $257. 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 at noon, with an average ticket price of $418. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Puerto Rico to San Antonio flight route?

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

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

You are more likely to see cheaper flights to San Antonio from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $372 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Puerto Rico for as low as $193 on momondo.

What cabin class options are available on Puerto Rico to San Antonio flights?

There is only 1 cabin class available to choose from on Puerto Rico 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 Puerto Rico to San Antonio flights?

No. A direct flight is the cheapest option for a flight between Puerto Rico to San Antonio.

Cheap Puerto Rico to San Antonio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Puerto Rico to San Antonio

Fastest flight time	7h 05m
Direct flights	None

The fastest flight from Puerto Rico to San Antonio takes 7h 05m

There are no direct flights from Puerto Rico to San Antonio. There are no popular flight routes from Puerto Rico to San Antonio.

Search flight deals

Frequently asked questions about flying from Puerto Rico to San Antonio

When did momondo last update prices for flights from Puerto Rico to San Antonio Airport?
Prices for flights from Puerto Rico to San Antonio Airport refresh daily.
How many operators does momondo search for flights from Puerto Rico to San Antonio Airport?
The number of operators available for flights from Puerto Rico to San Antonio Airport is 6 as of May 2026.
How old do you have to be to fly from Puerto Rico 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 Puerto Rico to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Puerto Rico to San Antonio?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Puerto Rico to San Antonio is Airbus A320neo (35.71% of total bookings). The next most popular plane models are Airbus A321neo (35.71%), Airbus A318/A319/A320/A321 (14.29%), and Airbus A321-100/200 (7.14%).

Best airlines flying from Puerto Rico to San Antonio

Compare and see reviews for airlines that fly from Puerto Rico to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $90	Free Cancellation	Rating 5.6 2,931 reviews	Search Frontier flights
Delta	PriceFrom $122	Free Cancellation	Rating 7.9 8,423 reviews	Search Delta flights
Spirit Airlines	PriceFrom $145	Free Cancellation	Rating 6.2	Search Spirit Airlines flights
American Airlines	PriceFrom $224	Free Cancellation	Rating 7.1 11,638 reviews	Search American Airlines flights
United Airlines	PriceFrom $232	Free Cancellation	Rating 7.4 9,751 reviews	Search United Airlines flights
Southwest	PriceFrom $280	Free Cancellation	Rating 7.9 4,264 reviews	Search Southwest flights

New Braunfels

Kerrville

Pleasanton

Boerne

Schertz

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Puerto Rico.

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

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

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

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

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

Yes momondo offers price alerts on flights to San Antonio from Puerto Rico. 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

Sat 6/27

Sat 7/4

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Puerto Rico

Complete your trip

Feeling lucky

Cheap flights from Puerto Rico to San Antonio from $168

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to San Antonio departing on 7/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Puerto Rico to San Antonio

Recent round-trip flight deals from Puerto Rico to San Antonio

Recent one-way flight deals from Puerto Rico to San Antonio

Recent last minute flight deals from Puerto Rico to San Antonio

Southwest flights from Puerto Rico to San Antonio

Our best Southwest deals on Puerto Rico to San Antonio flight tickets

American Airlines flights from Puerto Rico to San Antonio

Our best American Airlines deals on Puerto Rico to San Antonio flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Puerto Rico to San Antonio that are best for you.

See travel insights to San Antonio from

How to get the cheapest flight ticket from Puerto Rico to San Antonio

What is the cheapest month to fly to San Antonio?

What is the cheapest day to depart on your flight to San Antonio?

What is the cheapest time of day to depart on your flight to San Antonio?

What is the cheapest Puerto Rico to San Antonio flight route?

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

What cabin class options are available on Puerto Rico to San Antonio flights?

Can stopping save me money on Puerto Rico to San Antonio flights?

What is the cheapest airline that flies from Puerto Rico to San Antonio?

What airlines fly to San Antonio?

How long does it take to fly to San Antonio?

Cheap Puerto Rico to San Antonio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Puerto Rico to San Antonio

Fastest flight time

Direct flights

Frequently asked questions about flying from Puerto Rico to San Antonio

Best airlines flying from Puerto Rico to San Antonio

Compare and see reviews for airlines that fly from Puerto Rico to San Antonio with momondo

Traveling to a place near San Antonio?

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Texas

Fly your favorite airline to San Antonio

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to San Antonio

List of cabin classes available on flights landing in San Antonio. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Puerto Rico

According to popular flight searches on momondo this year

Complete your trip to San Antonio

Explore popular destinations other users love

According to popular flight searches on momondo this year