$122+ Cheap flights from San Juan 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAT
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from San Juan 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.Cheapflights Tip: The best prices from San Juan to San Antonio are usually found in October or December, booked 61 days in advance, depart on a Thursday or Wednesday and return on a Tuesday
Cheap flight deals from San Juan to San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Juan to San AntonioExplore the most affordable flight options available from San Juan to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from San Juan to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Tue 10/66:30 am -
1 stop16h 29m
Tue 10/206:00 am -
1 stop8h 23m
Deal found 8/19![American Airlines logo]()
$244
This Delta deal was found by Cheapflights users on 8/21. 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.
Mon 11/91:55 pm -
1 stop12h 36m
Mon 11/161:46 pm -
1 stop7h 27m
Deal found 8/21![Delta logo]()
$246
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/113:35 pm -
1 stop8h 15m
Sat 9/125:41 pm -
2 stops14h 43m
Deal found 8/19![American Airlines logo]()
$248
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/113:35 pm -
1 stop18h 17m
Wed 9/165:14 am -
1 stop14h 33m
Deal found 8/19![American Airlines logo]()
$249
This Frontier deal was found by Cheapflights users on 8/18. 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.
Thu 9/102:57 am -
1 stop7h 13m
Wed 9/1610:03 am -
1 stop6h 40m
Deal found 8/18![Frontier logo]()
$258
This FlightHub deal was found by Cheapflights users on 8/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:42 pm -
1 stop15h 25m
Wed 9/3010:03 am -
1 stop14h 49m
Deal found 8/18![Frontier logo]()
$261
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/111:00 am -
2 stops13h 29m
Wed 9/1612:00 pm -
2 stops10h 50m
Deal found 8/20![United Airlines logo]()
$267
This Travelocity deal was found by Cheapflights users on 8/20. 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.
Sun 10/42:57 am -
1 stop7h 13m
Mon 10/1910:03 am -
1 stop27h 13m
Deal found 8/20![Frontier logo]()
$278
This FlightHub deal was found by Cheapflights users on 8/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/253:00 am -
1 stop7h 08m
Fri 10/3010:13 am -
1 stop14h 37m
Deal found 8/21![Frontier logo]()
$281
This CheapOair deal was found by Cheapflights users on 8/19. 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.
Tue 9/152:57 am -
1 stop7h 10m
Mon 9/2110:05 am -
1 stop14h 47m
Deal found 8/19![Frontier logo]()
$284
This Faresmojo deal was found by Cheapflights users on 8/18. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:00 am -
1 stop13h 50m
Mon 10/191:05 pm -
1 stop11h 15m
Deal found 8/18![JetBlue logo]()
$286
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/242:55 pm -
1 stop7h 36m
Tue 9/2911:47 am -
2 stops11h 03m
Deal found 8/21![United Airlines logo]()
$290
Best flights from San Juan to San AntonioDiscover carefully curated flight deals from San Juan to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from San Juan to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/111:00 am -
2 stops16h 31m
Wed 9/169:30 am -
2 stops13h 20m
Deal found 8/20![United Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:00 am -
1 stop13h 50m
Mon 10/193:20 pm -
2 stops9h 00m
Deal found 8/17![Southwest logo]()
$376
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 9/161:00 am -
1 stop11h 51m
Mon 9/211:07 pm -
1 stop9h 43m
Deal found 8/20![United Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:50 pm -
1 stop13h 20m
Tue 10/2710:00 am -
2 stops9h 30m
Deal found 8/19![Southwest logo]()
$376
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:30 am -
2 stops10h 35m
Tue 10/1310:00 am -
2 stops9h 30m
Deal found 8/16![Southwest logo]()
$414
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Tue 9/151:00 am -
2 stops16h 00m
Mon 9/211:07 pm -
1 stop9h 43m
Deal found 8/16![United Airlines logo]()
$466
This Southwest deal was found by Cheapflights users on 8/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:30 am -
2 stops10h 35m
Mon 10/123:20 pm -
2 stops9h 00m
Deal found 8/20![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 10/277:05 am -
2 stops15h 21m
Mon 11/26:37 am -
2 stops13h 45m
Deal found 8/18![United Airlines logo]()
$466
This Southwest deal was found by Cheapflights users on 8/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:35 pm -
2 stops9h 25m
Fri 9/182:05 pm -
2 stops8h 50m
Deal found 8/20![Southwest logo]()
$438
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sun 10/41:00 am -
2 stops15h 53m
Mon 10/195:30 am -
1 stop9h 12m
Deal found 8/20![United Airlines logo]()
$475
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:35 am -
2 stops10h 15m
Fri 10/231:10 pm -
2 stops8h 55m
Deal found 8/17![Southwest logo]()
$439
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:45 pm -
2 stops8h 50m
Fri 9/251:00 pm -
2 stops9h 55m
Deal found 8/16![Southwest logo]()
$452
Last-minute flights from San Juan to San AntonioDiscover last-minute flight deals from San Juan to San Antonio. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to San Antonio. Data last updated August 21, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/18. 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.
Thu 9/102:57 am -
1 stop7h 13m
Wed 9/1610:03 am -
1 stop6h 40m
Deal found 8/18![Frontier logo]()
$258
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/111:00 am -
2 stops16h 31m
Wed 9/1612:00 pm -
1 stop7h 38m
Deal found 8/20![United Airlines logo]()
$244
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/113:35 pm -
1 stop8h 15m
Sat 9/125:41 pm -
2 stops14h 43m
Deal found 8/19![American Airlines logo]()
$248
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/113:35 pm -
1 stop18h 17m
Wed 9/165:14 am -
1 stop14h 33m
Deal found 8/19![American Airlines logo]()
$249
This Priceline deal was found by Cheapflights users on 8/21. 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.
Sun 9/132:57 am -
1 stop7h 13m
Fri 9/1810:05 am -
1 stop27h 13m
Deal found 8/21![Frontier logo]()
$313
This CheapOair deal was found by Cheapflights users on 8/19. 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.
Tue 9/152:57 am -
1 stop7h 10m
Mon 9/2110:05 am -
1 stop14h 47m
Deal found 8/19![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Thu 9/173:55 pm -
1 stop18h 15m
Thu 9/249:25 am -
2 stops27h 53m
Deal found 8/18![Multiple Airlines logo]()
$307
This FlightHub deal was found by Cheapflights users on 8/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:42 pm -
1 stop15h 25m
Wed 9/3010:03 am -
1 stop14h 49m
Deal found 8/18![Frontier logo]()
$261
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/242:55 pm -
1 stop7h 36m
Tue 9/2911:47 am -
2 stops11h 03m
Deal found 8/21![United Airlines logo]()
$290
One-way flights from San Juan to San AntonioSearch for one-way flight options from San Juan to San Antonio. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from San Juan to San Antonio. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This American Airlines deal was found by Cheapflights users on 8/19. 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 11/1811:34 am -
1 stop12h 50m
Deal found 8/19![American Airlines logo]()
$122
This Frontier deal was found by Cheapflights users on 8/17. 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.
Tue 9/152:57 am -
1 stop7h 10m
Deal found 8/17![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 8/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:55 pm -
1 stop18h 13m
Deal found 8/19![Frontier logo]()
$133
This OneTravel deal was found by Cheapflights users on 8/19. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:42 pm -
1 stop15h 28m
Deal found 8/19![Frontier logo]()
$134
This Super.com deal was found by Cheapflights users on 8/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:00 am -
1 stop27h 10m
Deal found 8/18![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 11/53:55 am -
1 stop7h 23m
Deal found 8/20![Frontier logo]()
$139
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:39 am -
1 stop23h 29m
Deal found 8/17![Frontier logo]()
$145
This OneTravel deal was found by Cheapflights users on 8/20. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:00 am -
1 stop27h 10m
Deal found 8/20![Frontier logo]()
$146
This FlightHub deal was found by Cheapflights users on 8/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/253:55 pm -
1 stop18h 13m
Deal found 8/21![Frontier logo]()
$155
This American Airlines deal was found by Cheapflights users on 8/18. 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 12/211:34 am -
1 stop12h 50m
Deal found 8/18![American Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 8/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am -
2 stops9h 45m
Deal found 8/21![Southwest logo]()
$162
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Thu 11/266:05 am -
2 stops17h 59m
Deal found 8/18![American Airlines logo]()
$163
Find flight deals from San Juan to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 21, 2026.
Round-trip from | $244 (American Airlines) |
|---|---|
One-way from | $122 (American Airlines) |
Popular in | June |
Cheapest in | October |
Average price | $432 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Juan 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 7,457,451 searches. Data last updated August 21, 2026.
Use the filters below to find and compare flights from San Juan to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Fri 9/11
1:00 am-4:31 pm
2 stops16h 31m
San Antonio
Wed 9/16
9:30 am-11:50 pm
2 stops13h 20m
$334
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 9/16
1:00 am-11:51 am
1 stop11h 51m
San Antonio
Mon 9/21
1:07 pm-11:50 pm
1 stop9h 43m
$334
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Mon 10/5
6:00 am-6:50 pm
1 stop13h 50m
San Antonio
Mon 10/19
3:20 pm-1:20 am
2 stops9h 00m
$376
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Fri 10/23
10:50 pm-11:10 am
1 stop13h 20m
San Antonio
Tue 10/27
10:00 am-8:30 pm
2 stops9h 30m
$376
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Thu 10/8
6:30 am-4:05 pm
2 stops10h 35m
San Antonio
Tue 10/13
10:00 am-8:30 pm
2 stops9h 30m
$414
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Thu 10/8
6:30 am-4:05 pm
2 stops10h 35m
San Antonio
Mon 10/12
3:20 pm-1:20 am
2 stops9h 00m
$426
Quickest round-trip
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Thu 9/17
2:35 pm-11:00 pm
2 stops9h 25m
San Antonio
Fri 9/18
2:05 pm-11:55 pm
2 stops8h 50m
$438
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Tue 10/20
6:35 am-3:50 pm
2 stops10h 15m
San Antonio
Fri 10/23
1:10 pm-11:05 pm
2 stops8h 55m
$439
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Tue 9/22
1:45 pm-9:35 pm
2 stops8h 50m
San Antonio
Fri 9/25
1:00 pm-11:55 pm
2 stops9h 55m
$452
San JuanSan Antonio
SJU San Juan Luis Munoz Marin Intl - SAT San Antonio
SJUSAT
San Juan Luis Munoz Marin Intl
Tue 9/15
1:00 am-4:00 pm
2 stops16h 00m
San Antonio
Mon 9/21
1:07 pm-11:50 pm
1 stop9h 43m
$466
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from San Juan to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from San Juan with our price prediction graph.
PR1-SAT
SJU-SAT
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 San Juan to San Antonio
PR1-SAT
SJU-SAT
What is the cheapest month to book a flight from San Juan to San Antonio?
Currently, October is the cheapest month in which you can book a flight from San Juan to San Antonio (average of $280). Flying from San Juan to San Antonio in June is currently the most expensive (average of $519). 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.
How much does it cost to fly round-trip from San Juan to San Antonio?
Airfare is below average for this route at the moment.
San Juan to San Antonio flights typically cost between $336 and $490 in October.The cheapest round-trip price found within the last 5 days was $244 on American Airlines (Oct 6-Oct 20).
How far ahead should I book a flight from San Juan to San Antonio?
The best time to book flights from San Juan to San Antonio is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 August 21, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from San Juan 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.
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from San Juan to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 5 airlines flying from San Juan to San Antonio
Discover the top 5 airlines that operate flights from San Juan 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 7,457,451 searches. Data last updated August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$90 | Average$366 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$122 | Average$336 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$224 | Average$446 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$232 | Average$431 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$299 | Average$459 | FlexibilityNo cancel fee | On-time63% |