Route Price Intelligence
Cheap Flights From Chicago to London
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$654
Deals From
$595
Usually Costs
$595 – $827
Lowest We've Seen
$440
Based on 8,219 price pointshigh confidence
Monthly Price Guide
Jan
$556
Feb
$572
Mar
$627
Apr
$538
May
$645
Jun
$1,024
Jul
$903
Aug
$649
Sep
$581
Oct
$568
Nov
$595
Dec
$651
Cheapest Average Expensive
Best Time to Fly from Chicago to London
The cheapest time to fly from Chicago to London is typically April, when fares average around $538. The most expensive month tends to be June at around $1,024. For the best deals, consider flying in April, January, October.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $44061 price checksWorst: $656