Cheapest return flights from Chicago to London in July from $533

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

Return flights

28 Jul - 25 Aug Spirit Airlines
22 Jul - 19 Aug Spirit Airlines
21 Jul - 12 Aug Icelandair
21 Jul - 14 Aug Icelandair
08 Jul - 11 Jul Spirit Airlines
05 Jul - 11 Jul Spirit Airlines
05 Jul - 08 Jul Spirit Airlines
31 Jul - 12 Aug Icelandair
03 Jul - 08 Jul Spirit Airlines
15 Jul - 17 Jul Spirit Airlines
02 Jul - 08 Jul Spirit Airlines
01 Jul - 09 Jul Spirit Airlines
08 Jul - 16 Jul Spirit Airlines
13 Jul - 17 Jul Spirit Airlines
02 Jul - 09 Jul Spirit Airlines
25 Jul - 15 Aug Spirit Airlines
21 Jul - 06 Aug TAP
27 Jul - 11 Aug Spirit Airlines
21 Jul - 01 Aug Spirit Airlines
23 Jul - 05 Aug Spirit Airlines

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

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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