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
$250
Deals From
$201
Usually Costs
$201 – $279
Lowest We've Seen
$56
Based on 8,722 price pointshigh confidence
Monthly Price Guide
Jan
$279
Feb
$279
Mar
$338
Apr
$180
May
$159
Jun
$214
Jul
$222
Aug
$218
Sep
$260
Oct
$279
Nov
$279
Dec
$279
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 May, when fares average around $159. The most expensive month tends to be March at around $338. For the best deals, consider flying in May, April, June.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $5689 price checksWorst: $158