$112+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAT
Feb 7 — Feb 141
1 adult, Economy
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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
Keep the following information in mind while searching for Puerto Rico to San Antonio flight deals. Data was last updated January 8, 2026.
Round-trip from | $198 (Expedia) |
|---|---|
One-way from | $112 (Frontier) |
Popular in | January |
Cheapest in | March |
Average price | $559 |
Good round-trip deal | $287 or less |
Good one-way deal | $174 or less |
Find 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 January 8, 2026.
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 January 8, 2026.
This Expedia deal was found by Cheapflights users on 1/8. 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 3/55:25 pmSJU - SAT
1 stop21h 58mFrontier
Tue 3/172:08 pmSAT - SJU
1 stop7h 37mFrontier
Deal found 1/8![Frontier logo]()
$198
This CheapOair deal was found by Cheapflights users on 1/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:25 pmSJU - SAT
1 stop21h 47mFrontier
Tue 3/172:08 pmSAT - SJU
1 stop10h 55mFrontier
Deal found 1/8![Frontier logo]()
$225
This Priceline deal was found by Cheapflights users on 1/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/113:53 amSJU - SAT
1 stop11h 19mMultiple Airlines
Mon 2/166:00 amSAT - SJU
1 stop15h 09mMultiple Airlines
Deal found 1/6![Multiple Airlines logo]()
$229
This Travelocity deal was found by Cheapflights users on 1/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:00 amSJU - SAT
1 stop9h 12mMultiple Airlines
Sun 2/156:00 amSAT - SJU
1 stop15h 09mMultiple Airlines
Deal found 1/7![Multiple Airlines logo]()
$231
This Expedia deal was found by Cheapflights users on 1/8. 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 3/55:25 pmSJU - SAT
1 stop21h 58mFrontier
Mon 3/162:40 pmSAT - SJU
1 stop22h 29mFrontier
Deal found 1/8![Frontier logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 1/6. 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.
Mon 2/93:53 amSJU - SAT
1 stop21h 59mMultiple Airlines
Mon 2/163:33 pmSAT - SJU
1 stop16h 44mMultiple Airlines
Deal found 1/6![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Wed 2/115:25 pmSJU - SAT
1 stop21h 47mFrontier
Sun 2/158:14 pmSAT - SJU
1 stop11h 40mFrontier
Deal found 1/7![Frontier logo]()
$244
This Delta deal was found by Cheapflights users on 1/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/63:55 pmSJU - SAT
1 stop8h 33mDelta
Mon 2/95:20 amSAT - SJU
1 stop7h 11mDelta
Deal found 1/7![Delta logo]()
$246
This Mytrip deal was found by Cheapflights users on 1/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/302:59 amSJU - SAT
2 stops32h 31mSpirit Airlines
Tue 2/36:30 amSAT - SJU
1 stop15h 03mSpirit Airlines
Deal found 1/6![Spirit Airlines logo]()
$248
This American Airlines deal was found by Cheapflights users on 1/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 amSJU - SAT
2 stops12h 04mAmerican Airlines
Mon 3/165:00 amSAT - SJU
1 stop11h 11mAmerican Airlines
Deal found 1/8![American Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 1/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/61:58 pmSJU - SAT
1 stop10h 02mAmerican Airlines
Mon 2/95:10 amSAT - SJU
1 stop8h 49mAmerican Airlines
Deal found 1/7![American Airlines logo]()
$252
This United Airlines deal was found by Cheapflights users on 1/6. 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.
Thu 2/51:09 amBQN - SAT
2 stops16h 22mUnited Airlines
Mon 2/97:00 amSAT - BQN
2 stops14h 57mUnited Airlines
Deal found 1/6![United Airlines logo]()
$371
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 January 8, 2026.
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
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 2/11
3:53 am-1:12 pm
1 stop11h 19m
San Antonio
Sun 2/15
6:00 am-11:09 pm
1 stop15h 09m
$229
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Fri 2/6
8:20 am-4:10 pm
1 stop9h 50m
San Antonio
Wed 2/11
5:10 am-5:01 pm
1 stop9h 51m
$246
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Fri 2/6
7:30 am-3:21 pm
1 stop9h 51m
San Antonio
Mon 2/9
5:20 am-5:17 pm
1 stop9h 57m
$246
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Sat 2/14
8:00 am-11:59 pm
1 stop17h 59m
San Antonio
Sat 2/21
6:00 am-11:31 pm
1 stop15h 31m
$246
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Sat 1/31
5:51 pm-11:59 pm
1 stop8h 08m
San Antonio
Tue 2/3
5:10 am-5:01 pm
1 stop9h 51m
$250
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 2/11
8:20 am-11:58 pm
1 stop17h 38m
San Antonio
Sun 2/15
9:13 am-11:31 pm
1 stop12h 18m
$250
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 1/14
7:34 pm-8:14 am
1 stop14h 40m
San Antonio
Sun 1/18
8:59 am-7:59 pm
1 stop9h 00m
$258
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Tue 1/27
8:05 pm-11:52 pm
1 stop29h 47m
San Antonio
Thu 1/29
6:30 am-11:33 pm
1 stop15h 03m
$260
AguadillaSan Antonio
BQN - SAT
BQNSAT
Aguadilla Borinquen
Thu 2/5
1:09 am-3:31 pm
2 stops16h 22m
San Antonio
Mon 2/9
7:00 am-11:57 pm
2 stops14h 57m
$371
AguadillaSan Antonio
BQN - SAT
BQNSAT
Aguadilla Borinquen
Sat 1/24
1:09 am-10:47 am
2 stops11h 38m
San Antonio
Thu 1/29
11:43 am-11:57 pm
2 stops10h 14m
$674
Showing 1-10 of 25 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 February is currently the most expensive (average of $175). 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 January 8, 2026.
When flying from Puerto Rico to San Antonio, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 January 8, 2026.
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
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
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
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Alternative routes for Puerto Rico to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Puerto Rico to San Antonio
Discover the top 5 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 January 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$381 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$172 | Average$282 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$245 | Average$426 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$265 | Average$445 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$265 | Average$412 | FlexibilityNo cancel fee | On-time71% |