AirHint found the following cheapest return flights from Chicago (ORD) to London (LGW) in February 2026 (see full year).

Return flights

06 Feb - 09 Feb	Icelandair
11 Feb - 21 Feb	Icelandair
13 Feb - 16 Feb	Icelandair
02 Feb - 28 Feb	Icelandair
01 Feb - 11 Feb	Icelandair
01 Feb - 07 Feb	Icelandair
05 Feb - 28 Feb	Icelandair
06 Feb - 28 Feb	Icelandair
11 Feb - 22 Feb	Icelandair
18 Feb - 22 Feb	Icelandair
19 Feb - 02 Mar	Icelandair
24 Feb - 09 Mar	Icelandair
25 Feb - 08 Mar	Icelandair
20 Feb - 01 Mar	Icelandair
13 Feb - 07 Mar	Icelandair
27 Feb - 07 Mar	Icelandair
28 Feb - 15 Mar	Icelandair
23 Feb - 21 Mar	Turkish Airlines
05 Feb - 21 Mar	Turkish Airlines

Also check the deals for one-way flights from Chicago to London in February.

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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Cheapest return flights from Chicago to London in February from $446

Return flights