Route Price Intelligence
Cheap Flights From Portland to London
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$979
Deals From
$879
Usually Costs
$879 – $1,187
Lowest We've Seen
$495
Based on 2,619 price pointshigh confidence
Monthly Price Guide
Jan
$879
Feb
$889
Mar
$879
Apr
$1,045
May
$1,136
Jun
$1,445
Jul
$1,243
Aug
$920
Sep
$879
Oct
$885
Nov
$879
Dec
$1,013
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 $879. The most expensive month tends to be June at around $1,445. For the best deals, consider flying in November, January, March.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $52869 price checksWorst: $819