Lowest Prices
Uncover the best deals on San Antonio to San Juan flights by comparing fares from hundreds of airlines and agencies.
Useful information for finding best airline tickets from San Antonio International to Luis Munoz Marin International on your next trip.
Cheapest Round Trip Flight
$734
Southwest Airlines
• 2 stops
• 24h 5m
Dec 29 – Jan 01
The cheapest round trip flight from San Antonio to San Juan (SAT-SJU-SAT) is currently $734
Fastest Flight
10h 35m
The fastest nonstop flight from San Antonio to San Juan (SAT-SJU) takes 10h 35m
| Origin Airport | San Antonio International , San Antonio, US |
| Destination Airport | Luis Munoz Marin International , San Juan, PR |
| Distance | 2181 miles |