Cheap flights from San Antonio, Texas to San Juan, Puerto Rico for only $216 roundtrip with United Airlines
- Route
- San Antonio, USA → San Juan, Puerto Rico
- Price
- $216 roundtrip
- Airline
- United Airlines
- Cabin
- Economy
- Stops
- Washington DC/Chicago
- Availability
- Availability from April to May 2026
- Posted
- Feb 28, 2026
Cheap flights from San Antonio, USA to San Juan, Puerto Rico for only $216 roundtrip with United Airlines via Washington DC/Chicago. Dates range between $216 and $241 roundtrip.