Route Price Intelligence
Cheap Flights From Atlanta to Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$325
Deals From
$278
Usually Costs
$278 – $439
Lowest We've Seen
$145
Based on 3,260 price pointshigh confidence
Monthly Price Guide
Jan
$439
Feb
$439
Mar
$459
Apr
$230
May
$224
Jun
$280
Jul
$300
Aug
$300
Sep
$396
Oct
$439
Nov
$439
Dec
$439
Cheapest Average Expensive
Best Time to Fly from Atlanta to Ontario
The cheapest time to fly from Atlanta to Ontario is typically May, when fares average around $224. The most expensive month tends to be March at around $459. 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: $16072 price checksWorst: $238