Route Price Intelligence
Cheap Flights From Chicago to London
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$815
Deals From
$721
Usually Costs
$721 – $998
Lowest We've Seen
$440
Based on 8,609 price pointshigh confidence
Monthly Price Guide
Jan
$715
Feb
$710
Mar
$816
Apr
$786
May
$916
Jun
$1,172
Jul
$1,080
Aug
$822
Sep
$771
Oct
$721
Nov
$698
Dec
$838
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 $698. The most expensive month tends to be June at around $1,172. For the best deals, consider flying in November, February, January.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $44089 price checksWorst: $707