$102+ Cheap flights from Puerto Rico to San Antonio (SAT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAT
Jan 24 — Jan 311
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Puerto Rico to San Antonio with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Puerto Rico to San Antonio
Cheapest flights from Puerto Rico to San AntonioExplore the most affordable flight options available from Puerto Rico to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.
Explore the most affordable flight options available from Puerto Rico to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.
This Frontier deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:30 amSJU - SAT
1 stop11h 31mFrontier
Wed 12/317:11 pmSAT - SJU
1 stop12h 12mFrontier
Deal found 12/23![Frontier logo]()
$240
This Trip.com deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:30 amSJU - SAT
1 stop11h 31mMultiple Airlines
Mon 1/512:45 pmSAT - SJU
1 stop11h 27mMultiple Airlines
Deal found 12/22![Multiple Airlines logo]()
$244
This Expedia deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:09 pmSJU - SAT
1 stop27h 07mFrontier
Sun 1/117:14 pmSAT - SJU
1 stop11h 54mFrontier
Deal found 12/22![Frontier logo]()
$268
This Cheapflightsfares deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Mon 1/510:42 amSAT - SJU
Nonstop4h 41mSpirit Airlines
Deal found 12/22![Spirit Airlines logo]()
$279
This eDestinos deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Wed 1/710:42 amSAT - SJU
Nonstop4h 41mSpirit Airlines
Deal found 12/25![Spirit Airlines logo]()
$293
This Cheapflightsfares deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Mon 1/126:30 amSAT - SJU
1 stop15h 03mSpirit Airlines
Deal found 12/25![Spirit Airlines logo]()
$302
This Cheapflightsfares deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Wed 1/710:42 amSAT - SJU
Nonstop4h 41mSpirit Airlines
Deal found 12/25![Spirit Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:59 amSJU - SAT
1 stop10h 51mMultiple Airlines
Sat 1/1010:35 amSAT - SJU
1 stop26h 58mMultiple Airlines
Deal found 12/22![Multiple Airlines logo]()
$319
This Cheapflightsfares deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:28 pmSJU - SAT
1 stop6h 58mSpirit Airlines
Thu 1/111:30 amSAT - SJU
1 stop8h 35mSpirit Airlines
Deal found 12/23![Spirit Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:09 amBQN - SAT
2 stops11h 31mUnited Airlines
Fri 1/26:40 amSAT - BQN
2 stops15h 17mUnited Airlines
Deal found 12/25![United Airlines logo]()
$552
Find flight deals from Puerto Rico to San Antonio
Keep the following information in mind while searching for Puerto Rico to San Antonio flight deals. Data was last updated December 25, 2025.
Round-trip from | $180 (Frontier) |
|---|---|
One-way from | $102 (Expedia) |
Popular in | January |
Cheapest in | October |
Average price | $354 |
Good round-trip deal | $237 or less |
Good one-way deal | $206 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico 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, Cheapflights users made 2,558,603 searches. Data last updated December 25, 2025.
Use the filters below to find and compare flights from Puerto Rico to San Antonio that are best for you.
Fly from
Puerto Rico
Fly to
San Antonio
Route
Depart
Return
Price
AguadillaSan Antonio
BQN - SAT
BQNSAT
Aguadilla Borinquen
Wed 2/25
3:58 am-1:12 pm
1 stop11h 14m
San Antonio
Mon 3/2
1:52 pm-2:57 am
1 stop11h 05m
$180
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
Wed 12/31
7:30 am-5:01 pm
1 stop11h 31m
San Antonio
Mon 1/5
12:45 pm-2:12 am
1 stop11h 27m
$244
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 1/28
6:00 am-2:16 pm
2 stops10h 16m
San Antonio
Tue 2/3
6:14 am-5:01 pm
2 stops8h 47m
$245
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Thu 1/15
7:45 am-3:31 pm
1 stop9h 46m
San Antonio
Mon 1/19
11:43 am-9:26 pm
1 stop7h 43m
$245
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 1/28
6:27 pm-12:38 am
1 stop8h 11m
San Antonio
Tue 2/3
8:00 am-5:17 pm
1 stop7h 17m
$245
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 3/18
3:36 pm-11:27 pm
1 stop8h 51m
San Antonio
Mon 3/23
6:24 am-8:49 pm
1 stop13h 25m
$245
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Thu 1/22
7:45 am-1:08 pm
1 stop7h 23m
San Antonio
Mon 1/26
7:00 am-12:36 am
2 stops15h 36m
$245
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Tue 1/27
7:07 am-8:50 pm
1 stop15h 43m
San Antonio
Fri 1/30
5:10 pm-10:48 am
1 stop15h 38m
$245
AguadillaSan Antonio
BQN - SAT
BQNSAT
Aguadilla Borinquen
Tue 3/24
12:09 am-10:18 am
1 stop11h 09m
San Antonio
Tue 4/7
6:49 am-11:09 pm
2 stops15h 20m
$245
Showing 1-10 of 34 results
Best time to book a flight from Puerto Rico to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Puerto Rico with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Puerto Rico to San Antonio
What is the cheapest month to book a flight from Puerto Rico to San Antonio?
Currently, September is the cheapest month in which you can book a flight from Puerto Rico to San Antonio (average of $120). Flying from Puerto Rico to San Antonio in December is currently the most expensive (average of $185). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PR to SAT?
Find hourly flight availability from Puerto Rico to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 25, 2025.
A simple way to save on the total cost of your ticket is to fly from Puerto Rico to San Antonio in the afternoon. If you’re flexible enough to do this you can expect to save up to 48% on your trip compared to booking a flight in the morning.
What is the cheapest day to fly from Puerto Rico to San Antonio?
Use this chart to determine the cheapest time to fly round-trip from Puerto Rico to San Antonio. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Puerto Rico to San Antonio flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated December 25, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Puerto Rico to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Puerto Rico to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Puerto Rico to San Antonio
Discover the top 6 airlines that operate flights from Puerto Rico to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 25, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$85 | Average$378 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$122 | Average$382 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$172 | Average$281 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$245 | Average$429 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$265 | Average$464 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$265 | Average$413 | FlexibilityNo cancel fee | On-time71% |