Cheapest one-way flights from Chicago to London in May from 203€

AirHint found the following cheapest one-way flights from Chicago (ORD) to London (LGW) in May 2026 (see full year).

One-Way flights

19 May Spirit Airlines
15 May Spirit Airlines
16 May jetBlue
07 May Spirit Airlines
13 May Spirit Airlines
09 May Spirit Airlines
20 May Spirit Airlines
17 May Icelandair
21 May Spirit Airlines
25 May Icelandair

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

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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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