Route Price Intelligence
Cheap Flights From Portland to London Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$747
Great Deal
Under $704
Typical Range
$704 – $841
Lowest We've Seen
$370
Based on 191 price pointshigh confidence
Monthly Price Guide
Jan
$704
Feb
—
Mar
—
Apr
$1,230
May
$720
Jun
$855
Jul
$756
Aug
$476
Sep
$706
Oct
$725
Nov
$725
Dec
$887
Cheapest Average Expensive
Best Time to Fly from Portland to London Ontario
The cheapest time to fly from Portland to London Ontario is typically August, when fares average around $476. The most expensive month tends to be April at around $1,230. For the best deals, consider flying in August, January, September.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: January7,291 fares analyzedTypical low: $692
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