Route Price Intelligence
Cheap Flights From San Antonio to Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$442
Deals From
$256
Usually Costs
$256 – $447
Lowest We've Seen
$136
Based on 3,726 price pointshigh confidence
Monthly Price Guide
Jan
$447
Feb
$447
Mar
$1,109
Apr
$235
May
$200
Jun
$230
Jul
$290
Aug
$361
Sep
$447
Oct
$447
Nov
$447
Dec
$447
Cheapest Average Expensive
Best Time to Fly from San Antonio to Ontario
The cheapest time to fly from San Antonio to Ontario is typically May, when fares average around $200. The most expensive month tends to be March at around $1,109. For the best deals, consider flying in May, June, April.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $16065 price checksWorst: $200