$148+ Cheap flights from San Antonio (SAT) to Luis Munoz Marin Intl (SJU)
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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Aug 23 — Aug 301
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Luis Munoz Marin Intl 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 Antonio to San Juan Luis Munoz Marin Intl are usually found in September or October, booked 16 days in advance, depart on a Tuesday or Monday and return on a Thursday
Cheap flight deals from San Antonio to Luis Munoz Marin Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Antonio to Luis Munoz Marin IntlExplore the most affordable flight options available from San Antonio to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
Explore the most affordable flight options available from San Antonio to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:51 am
SAT
- SJU
1 stop15h 24m
Multiple Airlines
Tue 8/255:37 pm
SJU
- SAT
2 stops23h 36m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Wed 8/264:53 pm
SAT
- SJU
2 stops30h 41m
Multiple Airlines
Sun 8/308:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:34 am
SAT
- SJU
1 stop8h 04m
United Airlines
Fri 8/281:00 am
SJU
- SAT
2 stops15h 43m
United Airlines
Deal found 7/23![United Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:27 pm
SAT
- SJU
2 stops15h 57m
American Airlines
Mon 9/1410:16 am
SJU
- SAT
1 stop12h 47m
American Airlines
Deal found 7/22![American Airlines logo]()
$361
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:20 pm
SAT
- SJU
2 stops8h 35m
Southwest
Mon 11/26:05 am
SJU
- SAT
2 stops8h 50m
Southwest
Deal found 7/23![Southwest logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:38 pm
SAT
- SJU
2 stops30h 03m
Multiple Airlines
Fri 8/288:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am
SAT
- SJU
2 stops13h 47m
American Airlines
Tue 9/296:00 am
SJU
- SAT
1 stop17h 03m
American Airlines
Deal found 7/20![American Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 8/109:51 am
SAT
- SJU
1 stop8h 41m
Multiple Airlines
Tue 8/185:37 pm
SJU
- SAT
2 stops23h 36m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 8/185:30 am
SAT
- SJU
1 stop9h 12m
United Airlines
Mon 8/241:00 am
SJU
- SAT
2 stops11h 52m
United Airlines
Deal found 7/21![United Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am
SAT
- SJU
2 stops12h 30m
Southwest
Sun 11/19:35 pm
SJU
- SAT
1 stop13h 45m
Southwest
Deal found 7/23![Southwest logo]()
$376
Best flights from San Antonio to Luis Munoz Marin IntlDiscover carefully curated flight deals from San Antonio to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
Discover carefully curated flight deals from San Antonio to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:34 am
SAT
- SJU
1 stop8h 04m
United Airlines
Fri 8/281:00 am
SJU
- SAT
2 stops15h 43m
United Airlines
Deal found 7/23![United Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:20 am
SAT
- SJU
1 stop10h 18m
Delta
Thu 9/105:59 pm
SJU
- SAT
1 stop7h 09m
Delta
Deal found 7/20![Delta logo]()
$356
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/181:00 pm
SAT
- SJU
2 stops9h 50m
Southwest
Tue 9/221:20 pm
SJU
- SAT
2 stops9h 20m
Southwest
Deal found 7/22![Southwest logo]()
$378
This United Airlines deal was found by Cheapflights users on 7/20. 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 9/212:00 pm
SAT
- SJU
1 stop7h 38m
United Airlines
Sat 9/51:00 am
SJU
- SAT
2 stops15h 43m
United Airlines
Deal found 7/20![United Airlines logo]()
$356
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:35 pm
SAT
- SJU
1 stop6h 45m
Southwest
Sun 10/116:00 am
SJU
- SAT
1 stop6h 30m
Southwest
Deal found 7/22![Southwest logo]()
$378
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:20 pm
SAT
- SJU
2 stops9h 45m
Southwest
Wed 9/211:50 am
SJU
- SAT
2 stops9h 40m
Southwest
Deal found 7/23![Southwest logo]()
$393
This United Airlines deal was found by Cheapflights users on 7/20. 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 10/2311:47 am
SAT
- SJU
1 stop7h 51m
United Airlines
Sat 10/247:00 am
SJU
- SAT
1 stop9h 53m
United Airlines
Deal found 7/20![United Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:20 pm
SAT
- SJU
2 stops9h 50m
Southwest
Tue 9/86:00 am
SJU
- SAT
1 stop13h 00m
Southwest
Deal found 7/23![Southwest logo]()
$432
This United Airlines deal was found by Cheapflights users on 7/20. 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 9/21:00 pm
SAT
- SJU
1 stop9h 50m
United Airlines
Tue 9/81:00 am
SJU
- SAT
1 stop11h 51m
United Airlines
Deal found 7/20![United Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 8/185:30 am
SAT
- SJU
1 stop9h 12m
United Airlines
Thu 9/32:20 pm
SJU
- SAT
1 stop7h 56m
United Airlines
Deal found 7/21![United Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Mon 9/215:30 am
SAT
- SJU
1 stop9h 12m
United Airlines
Wed 9/237:00 am
SJU
- SAT
1 stop9h 43m
United Airlines
Deal found 7/21![United Airlines logo]()
$446
Last-minute flights from San Antonio to Luis Munoz Marin IntlDiscover last-minute flight deals from San Antonio to Luis Munoz Marin Intl. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Luis Munoz Marin Intl. Data last updated July 24, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 8/109:51 am
SAT
- SJU
1 stop8h 41m
Multiple Airlines
Tue 8/185:37 pm
SJU
- SAT
2 stops23h 36m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Wed 8/124:53 pm
SAT
- SJU
2 stops30h 48m
Multiple Airlines
Thu 9/38:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:38 pm
SAT
- SJU
2 stops30h 03m
Multiple Airlines
Fri 8/288:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 am
SAT
- SJU
2 stops11h 33m
American Airlines
Thu 8/207:30 am
SJU
- SAT
1 stop14h 45m
American Airlines
Deal found 7/20![American Airlines logo]()
$378
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1712:20 pm
SAT
- SJU
2 stops9h 45m
Southwest
Fri 8/215:30 am
SJU
- SAT
1 stop13h 40m
Southwest
Deal found 7/22![Southwest logo]()
$366
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 8/187:35 am
SAT
- SJU
1 stop7h 07m
United Airlines
Tue 8/257:00 am
SJU
- SAT
1 stop9h 43m
United Airlines
Deal found 7/21![United Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:51 am
SAT
- SJU
1 stop15h 24m
Multiple Airlines
Tue 8/255:37 pm
SJU
- SAT
2 stops23h 36m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:05 am
SAT
- SJU
1 stop8h 15m
Southwest
Thu 8/276:30 am
SJU
- SAT
1 stop6h 30m
Southwest
Deal found 7/23![Southwest logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Wed 8/264:53 pm
SAT
- SJU
2 stops30h 41m
Multiple Airlines
Sun 8/308:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Fri 8/2811:30 am
SAT
- SJU
2 stops36h 26m
Multiple Airlines
Sun 8/308:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$377
One-way flights from San Antonio to Luis Munoz Marin IntlSearch for one-way flight options from San Antonio to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
Search for one-way flight options from San Antonio to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:53 pm
SAT
- SJU
2 stops30h 41m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/264:53 pm
SAT
- SJU
2 stops30h 41m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:30 am
SAT
- SJU
2 stops36h 26m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Fri 8/2811:30 am
SAT
- SJU
2 stops36h 26m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$176
This Delta deal was found by Cheapflights users on 7/21. 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 8/315:20 am
SAT
- SJU
1 stop7h 22m
Delta
Deal found 7/21![Delta logo]()
$178
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
SAT
- SJU
2 stops11h 33m
American Airlines
Deal found 7/20![American Airlines logo]()
$182
This American Airlines deal was found by Cheapflights users on 7/19. 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 11/255:00 am
SAT
- SJU
1 stop14h 27m
American Airlines
Deal found 7/19![American Airlines logo]()
$183
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:09 pm
SAT
- SJU
1 stop14h 28m
American Airlines
Deal found 7/22![American Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:35 am
SAT
- SJU
2 stops16h 15m
Southwest
Deal found 7/22![Southwest logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:30 am
SAT
- SJU
2 stops51h 41m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$191
Find flight deals from San Antonio to Luis Munoz Marin Intl
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Luis Munoz Marin Intl (SJU). 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 July 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (Kiwi.com) |
One-way from | $148 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $521 |
Good round-trip deal | $515 or less |
Good one-way deal | $176 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Luis Munoz Marin Intl 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 July 24, 2026.
Use the filters below to find and compare flights from San Antonio to San Juan Luis Munoz Marin Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sat 8/22
11:34 am-8:38 pm
1 stop8h 04m
San Juan Luis Munoz Marin Intl
Fri 8/28
1:00 am-3:43 pm
2 stops15h 43m
$356
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 8/31
5:20 am-4:38 pm
1 stop10h 18m
San Juan Luis Munoz Marin Intl
Thu 9/10
5:59 pm-12:08 am
1 stop7h 09m
$356
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Wed 9/2
12:00 pm-8:38 pm
1 stop7h 38m
San Juan Luis Munoz Marin Intl
Sat 9/5
1:00 am-3:43 pm
2 stops15h 43m
$356
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Fri 9/18
1:00 pm-11:50 pm
2 stops9h 50m
San Juan Luis Munoz Marin Intl
Tue 9/22
1:20 pm-9:40 pm
2 stops9h 20m
$378
Quickest round-trip
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 10/5
5:35 pm-1:20 am
1 stop6h 45m
San Juan Luis Munoz Marin Intl
Sun 10/11
6:00 am-11:30 am
1 stop6h 30m
$378
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Fri 8/28
12:20 pm-11:05 pm
2 stops9h 45m
San Juan Luis Munoz Marin Intl
Wed 9/2
11:50 am-8:30 pm
2 stops9h 40m
$393
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Fri 9/4
12:20 pm-11:10 pm
2 stops9h 50m
San Juan Luis Munoz Marin Intl
Tue 9/8
6:00 am-6:00 pm
1 stop13h 00m
$432
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Fri 10/23
11:47 am-8:38 pm
1 stop7h 51m
San Juan Luis Munoz Marin Intl
Sat 10/24
7:00 am-3:53 pm
1 stop9h 53m
$441
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Wed 9/2
1:00 pm-11:50 pm
1 stop9h 50m
San Juan Luis Munoz Marin Intl
Tue 9/8
1:00 am-11:51 am
1 stop11h 51m
$446
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Tue 8/18
5:30 am-3:42 pm
1 stop9h 12m
San Juan Luis Munoz Marin Intl
Thu 9/3
2:20 pm-9:16 pm
1 stop7h 56m
$446
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from San Antonio to Luis Munoz Marin Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Luis Munoz Marin Intl in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Antonio-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Antonio to Luis Munoz Marin Intl
Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from San Antonio with our price prediction graph.
SAT-SJU
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 Antonio to San Juan Luis Munoz Marin Intl Airport
Prices
Delays
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How far ahead should I book a flight from San Antonio to San Juan Luis Munoz Marin Intl Airport?
Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio to San Juan Luis Munoz Marin Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Antonio to San Juan Luis Munoz Marin Intl Airport?
Currently, September is the cheapest month in which you can book a flight from San Antonio to San Juan Luis Munoz Marin Intl Airport (average of $320). Flying from San Antonio to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of $521). 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 Antonio to San Juan Luis Munoz Marin Intl Airport?
Airfare is typical for this route at the moment.
San Antonio to San Juan Luis Munoz Marin Intl Airport flights typically cost between $345 and $508 in August.The cheapest round-trip price found within the last 5 days was $349 on Multiple Airlines (Aug 22-Aug 25).
How often are flights from San Antonio to San Juan delayed?
About 22% of weekly flights between San Antonio and San Juan have experienced delays in the past year, with the average delay time being 100 minutes.
What is the most punctual flight time for San Antonio to San Juan flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Antonio to San Juan flights?
Over the last year, Spirit Airlines have had the lowest number of delays on this route, with just 22% of flights being delayed.
What’s the top layover airport for flights from San Antonio to San Juan Luis Munoz Marin Intl Airport?
Share of 1-stop round-trip flights from San Antonio to San Juan Luis Munoz Marin Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Houston (IAH) – chosen by Cheapflights users on 29% of 1-stop itineraries from San Antonio to San Juan Luis Munoz Marin Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from San Antonio to San Juan Luis Munoz Marin Intl Airport?
Average round-trip fare for 1-stop flights from San Antonio to San Juan Luis Munoz Marin Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Newark (EWR) is the most affordable 1-stop option, with an average round-trip price of $280.
What’s the fastest layover option from San Antonio to San Juan Luis Munoz Marin Intl Airport?
Shortest average travel time for 1-stop one-way flights from San Antonio to San Juan Luis Munoz Marin Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Tampa (TPA) have the shortest average one-way travel time for 1-stop routes: 6h 10m.
Which airport typically offers the quickest layover for flights from San Antonio to San Juan Luis Munoz Marin Intl Airport?
Average layover duration for 1-stop one-way flights from San Antonio to San Juan Luis Munoz Marin Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Orlando (MCO) offer the fastest connection on this route, with an average layover time of 1h 21m.
Reviews of airlines servicing Luis Munoz Marin Intl
Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated July 24, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from San Antonio to San Juan Luis Munoz Marin Intl Airport. 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.
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Luis Munoz Marin Intl. 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 Juan Luis Munoz Marin Intl Airport?
Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locationsFajardo
Luquillo
Dorado
Rio Grande
Humacao
Bayamón
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Explore flights to Luis Munoz Marin Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 24, 2026.
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Top 5 airlines flying from San Antonio to Luis Munoz Marin Intl
Discover the top 5 airlines that operate flights from San Antonio to Luis Munoz Marin Intl. 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 July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$385 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$194 | Average$418 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$232 | Average$432 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$263 | Average$513 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$275 | Average$491 | FlexibilityNo cancel fee | On-time63% |