Route Price Intelligence
Cheap Flights From San Francisco Bay Area to Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$269
Deals From
$160
Usually Costs
$160 – $291
Lowest We've Seen
$56
Based on 813 price pointshigh confidence
Monthly Price Guide
Jan
$269
Feb
—
Mar
—
Apr
$244
May
$140
Jun
$120
Jul
$170
Aug
$180
Sep
$269
Oct
$269
Nov
$298
Dec
$299
Cheapest Average Expensive
Best Time to Fly from San Francisco Bay Area to Ontario
The cheapest time to fly from San Francisco Bay Area to Ontario is typically June, when fares average around $120. The most expensive month tends to be December at around $299. For the best deals, consider flying in June, May, July.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $5670 price checksWorst: $194