Cheapest return ORD–LHR flights, July

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

Return flights

25 Jul - 22 Aug Icelandair
31 Jul - 12 Aug Aer Lingus
25 Jul - 22 Aug Finnair direct
07 Jul - 14 Jul Icelandair
14 Jul - 21 Jul Aer Lingus
13 Jul - 21 Jul Aer Lingus
07 Jul - 13 Jul Icelandair
19 Jul - 27 Jul Aer Lingus
08 Jul - 13 Jul Icelandair
31 Jul - 12 Aug British Airways direct
12 Jul - 15 Jul Aer Lingus
15 Jul - 27 Jul Aer Lingus
21 Jul - 30 Jul Aer Lingus
10 Jul - 21 Jul Aer Lingus
28 Jul - 09 Aug SWISS
25 Jul - 07 Aug TAP
28 Jul - 02 Aug Icelandair
26 Jul - 02 Aug Icelandair
24 Jul - 02 Aug SWISS
25 Jul - 07 Aug Finnair direct

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

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