$122+ Cheap flights from San Antonio (SAT) to Luis Munoz Marin Intl (SJU)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Oct 10 — Oct 171
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 October or September, 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 September 10, 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 September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/65:10 am -
1 stop7h 18m
Sat 10/106:00 am -
1 stop17h 57m
Deal found 9/9![American Airlines logo]()
$244
This American Airlines deal was found by Cheapflights users on 9/9. 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 11/115:00 am -
1 stop15h 39m
Tue 11/177:30 am -
1 stop16h 49m
Deal found 9/9![American Airlines logo]()
$249
This Priceline deal was found by Cheapflights users on 9/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:03 am -
1 stop27h 33m
Sun 10/253:00 am -
1 stop7h 08m
Deal found 9/8![Frontier logo]()
$278
This Priceline deal was found by Cheapflights users on 9/9. 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 10/710:03 am -
1 stop27h 33m
Tue 10/133:00 am -
1 stop7h 08m
Deal found 9/9![Frontier logo]()
$299
This Frontier deal was found by Cheapflights users on 9/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:03 am -
1 stop7h 36m
Thu 10/292:55 am -
1 stop7h 23m
Deal found 9/8![Frontier logo]()
$313
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 10/710:36 am -
2 stops22h 10m
Sat 10/106:00 am -
1 stop10h 38m
Deal found 9/7![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 10/106:00 pm -
1 stop16h 20m
Wed 10/143:51 pm -
1 stop8h 05m
Deal found 9/5![American Airlines logo]()
$320
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 11/73:05 pm -
1 stop16h 37m
Tue 11/1011:35 am -
2 stops11h 33m
Deal found 9/5![American Airlines logo]()
$327
This Priceline deal was found by Cheapflights users on 9/9. 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 10/710:03 am -
1 stop27h 33m
Sun 10/1110:39 am -
1 stop23h 29m
Deal found 9/9![Frontier logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/1610:03 am -
1 stop7h 36m
Tue 10/207:20 am -
1 stop26h 48m
Deal found 9/5![Frontier logo]()
$336
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 September 10, 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 September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:24 pm -
1 stop7h 58m
Mon 11/93:46 pm -
1 stop9h 05m
Deal found 9/8![United Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 9/5. 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 10/191:10 pm -
2 stops9h 00m
Thu 10/224:10 pm -
2 stops9h 35m
Deal found 9/5![Southwest logo]()
$386
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:35 am -
1 stop7h 01m
Sun 11/222:05 am -
2 stops15h 33m
Deal found 9/8![United Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:10 pm -
2 stops9h 00m
Mon 10/266:00 am -
1 stop13h 50m
Deal found 9/8![Southwest logo]()
$386
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:50 pm -
2 stops7h 30m
Mon 11/2312:40 pm -
2 stops9h 25m
Deal found 9/8![Southwest logo]()
$405
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:20 pm -
2 stops9h 05m
Thu 10/224:10 pm -
2 stops9h 35m
Deal found 9/7![Southwest logo]()
$415
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 10/29:48 am -
2 stops13h 02m
Sat 10/37:00 am -
1 stop9h 53m
Deal found 9/6![United Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 9/4. 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 1/216:38 am -
2 stops13h 44m
Fri 1/292:05 am -
2 stops15h 35m
Deal found 9/4![United Airlines logo]()
$495
This Southwest deal was found by Cheapflights users on 9/5. 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 12/912:20 pm -
1 stop8h 00m
Sat 12/196:35 am -
1 stop14h 55m
Deal found 9/5![Southwest logo]()
$455
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:15 am -
1 stop9h 40m
Sun 11/159:35 pm -
1 stop13h 30m
Deal found 9/7![Southwest logo]()
$501
This Southwest deal was found by Cheapflights users on 9/9. 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 11/51:10 pm -
2 stops9h 45m
Sun 11/86:05 am -
2 stops8h 50m
Deal found 9/9![Southwest logo]()
$520
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 September 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Luis Munoz Marin Intl. Data last updated September 10, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 9/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:05 am -
1 stop14h 47m
Sun 10/113:00 am -
1 stop7h 08m
Deal found 9/8![Frontier logo]()
$337
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/305:14 am -
1 stop9h 26m
Sat 10/36:00 am -
1 stop17h 03m
Deal found 9/5![American Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/65:10 am -
1 stop7h 18m
Sat 10/106:00 am -
1 stop17h 57m
Deal found 9/9![American Airlines logo]()
$244
This Priceline deal was found by Cheapflights users on 9/9. 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 10/710:03 am -
1 stop27h 33m
Tue 10/133:00 am -
1 stop7h 08m
Deal found 9/9![Frontier logo]()
$299
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 10/710:36 am -
2 stops22h 10m
Sat 10/106:00 am -
1 stop10h 38m
Deal found 9/7![American Airlines logo]()
$319
This Priceline deal was found by Cheapflights users on 9/9. 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 10/710:03 am -
1 stop27h 33m
Sun 10/1110:39 am -
1 stop23h 29m
Deal found 9/9![Frontier logo]()
$334
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 10/106:00 pm -
1 stop16h 20m
Wed 10/143:51 pm -
1 stop8h 05m
Deal found 9/5![American Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/1610:03 am -
1 stop7h 36m
Tue 10/207:20 am -
1 stop26h 48m
Deal found 9/5![Frontier logo]()
$336
This Priceline deal was found by Cheapflights users on 9/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:03 am -
1 stop27h 33m
Sun 10/253:00 am -
1 stop7h 08m
Deal found 9/8![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 9/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:03 am -
1 stop7h 36m
Thu 10/292:55 am -
1 stop7h 23m
Deal found 9/8![Frontier logo]()
$313
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 September 10, 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 September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 10/34:27 pm -
2 stops15h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$122
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Sat 10/314:28 pm -
2 stops17h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$125
This American Airlines deal was found by Cheapflights users on 9/4. 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 2/175:13 pm -
1 stop14h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$127
This Super.com deal was found by Cheapflights users on 9/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:03 am -
1 stop6h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$136
This Super.com deal was found by Cheapflights users on 9/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:03 am -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$138
This Expedia deal was found by Cheapflights users on 9/8. 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.
Fri 10/3010:13 am -
1 stop14h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$139
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 12/127:00 am -
2 stops24h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![American Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sat 10/102:47 pm -
2 stops32h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$172
This Super.com deal was found by Cheapflights users on 9/9. 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.
Wed 9/2310:03 am -
1 stop14h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$176
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:13 pm -
1 stop8h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Fri 10/2312:38 pm -
3 stops26h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$196
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $244 (American Airlines) |
One-way from | $122 (American Airlines) |
Popular in | July |
Cheapest in | October |
Average price | $357 |
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 7,457,451 searches. Data last updated September 10, 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 San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Thu 12/24
11:09 am-11:20 pm
1 stop10h 11m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$188
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Tue 12/8
6:45 am-12:36 am
2 stops15h 51m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$188
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Fri 10/16
3:20 pm-1:25 am
2 stops9h 05m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$217
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Sun 1/3
7:08 pm-6:15 am
1 stop9h 07m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$241
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Sat 12/12
7:45 am-5:15 pm
1 stop7h 30m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$263
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Fri 9/18
8:20 pm-8:48 pm
2 stops23h 28m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$271
Quickest round-trip
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Sat 12/12
2:00 pm-11:13 pm
1 stop7h 13m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$277
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Fri 1/1
5:20 am-5:30 pm
1 stop10h 10m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$277
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Thu 11/5
12:24 pm-10:22 pm
1 stop7h 58m
San Juan Luis Munoz Marin Intl
Mon 11/9
3:46 pm-10:51 pm
1 stop9h 05m
$376
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Mon 11/16
7:35 am-4:36 pm
1 stop7h 01m
San Juan Luis Munoz Marin Intl
Sun 11/22
2:05 am-3:38 pm
2 stops15h 33m
$376
Showing 1-10 of 19 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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| 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, October is the cheapest month in which you can book a flight from San Antonio to San Juan Luis Munoz Marin Intl Airport (average of $322). Flying from San Antonio to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of $530). 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 below average for this route at the moment.
San Antonio to San Juan Luis Munoz Marin Intl Airport flights typically cost between $317 and $459 in October.The cheapest round-trip price found within the last 5 days was $244 on American Airlines (Oct 6-Oct 10).
How often are flights from San Antonio to San Juan delayed?
About 13% of weekly flights between San Antonio and San Juan have experienced delays in the past year, with the average delay time being 119 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 Monday 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 13% 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 33% 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.
Houston (IAH) is the most affordable 1-stop option, with an average round-trip price of $352.
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 28m.
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 September 10, 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.
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
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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Other flights to Luis Munoz Marin Intl
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 September 10, 2026.
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Browse other San Antonio and Luis Munoz Marin Intl flight options. Last updated on September 10, 2026.
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Top 6 airlines flying from San Antonio to Luis Munoz Marin Intl
Discover the top 6 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$390 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$194 | Average$405 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$232 | Average$436 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$264 | Average$498 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$336 | Average$497 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$370 | Average$466 | FlexibilityNo cancel fee | On-time62% |