Cheapest one-way flights from Chicago to London in May from 269€

Best time to book flights for Chicago (ORD) to London (LHR) flights at AirHint

AirHint found the following cheapest one-way flights from Chicago (ORD) to London (LHR) in May 2025 (see full year).

One-Way flights

14 May Spirit Airlines
13 May Spirit Airlines
21 May Spirit Airlines
12 May Spirit Airlines
20 May Spirit Airlines
05 May Spirit Airlines
15 May Spirit Airlines
08 May Spirit Airlines
07 May TAP
18 May WestJet

Also check the deals for return flights from Chicago to London in May.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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