Route Price Intelligence
Cheap Flights From Portland to San Antonio
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$407
Deals From
$362
Usually Costs
$362 – $427
Lowest We've Seen
$180
Based on 8,143 price pointshigh confidence
Monthly Price Guide
Jan
$514
Feb
$372
Mar
$299
Apr
$276
May
$341
Jun
$397
Jul
$399
Aug
$396
Sep
$407
Oct
$427
Nov
$407
Dec
$437
Cheapest Average Expensive
Best Time to Fly from Portland to San Antonio
The cheapest time to fly from Portland to San Antonio is typically April, when fares average around $276. The most expensive month tends to be January at around $514. For the best deals, consider flying in April, March, May.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $18057 price checksWorst: $230