Route Price Intelligence
Cheap Flights From Chicago to London
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$735
Great Deal
Under $638
Typical Range
$638 – $798
Lowest We've Seen
$440
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$722
Feb
$733
Mar
$782
Apr
$730
May
—
Jun
—
Jul
$1,152
Aug
$800
Sep
$678
Oct
$638
Nov
$607
Dec
$698
Cheapest Average Expensive
Best Time to Fly from Chicago to London
The cheapest time to fly from Chicago to London is typically November, when fares average around $607. The most expensive month tends to be July at around $1,152. For the best deals, consider flying in November, October, 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: November43,527 fares analyzedTypical low: $652