Cheapest return flights from Chicago to London in October from 284€

AirHint found the following cheapest return flights from Chicago (ORD) to London (LHR) in October 2025 (see full year).

Return flights

16 Oct - 19 Oct Scandinavian Airlines
27 Oct - 30 Oct Scandinavian Airlines
16 Oct - 22 Oct Scandinavian Airlines
09 Oct - 13 Oct Scandinavian Airlines
06 Oct - 16 Oct Scandinavian Airlines
20 Oct - 03 Nov Scandinavian Airlines
23 Oct - 06 Nov Scandinavian Airlines
01 Oct - 10 Nov Icelandair
01 Oct - 20 Oct Icelandair
08 Oct - 14 Oct Icelandair
04 Oct - 15 Oct Scandinavian Airlines
01 Oct - 27 Nov Icelandair
07 Oct - 12 Oct Scandinavian Airlines
05 Oct - 18 Oct Icelandair
01 Oct - 09 Nov Icelandair
24 Oct - 06 Nov Icelandair
28 Oct - 04 Nov Aer Lingus
01 Oct - 27 Nov American Airlines direct
28 Oct - 04 Nov Finnair direct
24 Oct - 02 Nov TAP

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

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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