FFL Helper
San Antonio SAT
$135
PDX → SAT · Frontier Airlines
FFL Helper / Portland / San Antonio
PDX → SAT
Portland to San Antonio
Compare one-way fares for flights from Portland to San Antonio.
Lowest fare
$135
Distance
1,718 mi
Flight time
28h 47m
Airports
PDX–SAT
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By month: October 2026 from $135
Price calendar
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Upcoming dates
About this route
This calendar shows dated one-way fares from Portland to San Antonio. Use it to see which days are cheaper before you search tickets.
Flight time and airport codes on this page are for the sample itinerary we have on file. Always confirm the live routing when you book Portland to San Antonio.