Route Price Intelligence
Cheap Flights From Portland to London
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$896
Great Deal
Under $840
Typical Range
$840 – $990
Lowest We've Seen
$495
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$885
Feb
$885
Mar
$890
Apr
$884
May
—
Jun
—
Jul
$1,415
Aug
$987
Sep
$956
Oct
$872
Nov
$782
Dec
$960
Cheapest Average Expensive
Best Time to Fly from Portland to London
The cheapest time to fly from Portland to London is typically November, when fares average around $782. The most expensive month tends to be July at around $1,415. For the best deals, consider flying in November, October, April.
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: September22,194 fares analyzedTypical low: $696