Route Price Intelligence
Cheap Flights From Boston to Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$325
Deals From
$309
Usually Costs
$309 – $369
Lowest We've Seen
$199
Based on 7,174 price pointshigh confidence
Monthly Price Guide
Jan
$314
Feb
$384
Mar
$379
Apr
$321
May
$309
Jun
$370
Jul
$349
Aug
$315
Sep
$309
Oct
$319
Nov
$354
Dec
$349
Cheapest Average Expensive
Best Time to Fly from Boston to Ontario
The cheapest time to fly from Boston to Ontario is typically May, when fares average around $309. The most expensive month tends to be February at around $384. For the best deals, consider flying in May, September, January.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $19987 price checksWorst: $368