Lowest Prices
Uncover the best deals on Portland to San Antonio flights by comparing fares from hundreds of airlines and agencies.
Useful information for finding best airline tickets from Portland International to San Antonio International on your next trip.
Cheapest Round Trip Flight
$1046
Delta Airlines
• 1 stop
• 8h 32m
Jan 14 – Jan 18
The cheapest round trip flight from Portland to San Antonio (PDX-SAT-PDX) is currently $1046
Fastest Flight
8h 32m
The fastest nonstop flight from Portland to San Antonio (PDX-SAT) takes 8h 32m
| Origin Airport | Portland International , Portland, US |
| Destination Airport | San Antonio International , San Antonio, US |
| Distance | 1714 miles |