Cheapest return flights from London to Chicago in July from $550

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

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

Return flights

07 Jul - 21 Jul Icelandair
06 Jul - 20 Jul Icelandair
12 Jul - 16 Jul Icelandair
10 Jul - 19 Jul Icelandair
07 Jul - 16 Jul Icelandair
08 Jul - 22 Jul Icelandair
08 Jul - 13 Jul Icelandair
15 Jul - 29 Jul Icelandair
10 Jul - 17 Jul Icelandair
06 Jul - 16 Jul Icelandair
15 Jul - 09 Aug Icelandair
31 Jul - 30 Aug Scandinavian Airlines
26 Jul - 10 Aug Aer Lingus
22 Jul - 05 Aug British Airways
30 Jul - 04 Aug British Airways
31 Jul - 10 Aug British Airways
29 Jul - 05 Aug British Airways
25 Jul - 17 Aug Aer Lingus
15 Jul - 25 Aug Aer Lingus
31 Jul - 05 Aug British Airways

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