Cheapest return flights from Chicago to London in July from $628

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

Return flights

21 Jul - 11 Aug Icelandair
25 Jul - 13 Aug Aer Lingus
25 Jul - 13 Aug Iberia direct
21 Jul - 30 Jul Aer Lingus
20 Jul - 27 Jul Aer Lingus
07 Jul - 12 Jul jetBlue
19 Jul - 27 Jul Aer Lingus
16 Jul - 22 Jul TAP
21 Jul - 26 Jul Icelandair
23 Jul - 28 Jul Aer Lingus
31 Jul - 09 Aug TAP
05 Jul - 14 Jul TAP
23 Jul - 30 Jul TAP
07 Jul - 17 Jul Aer Lingus
25 Jul - 01 Aug Icelandair
30 Jul - 08 Aug TAP
21 Jul - 11 Aug British Airways direct
20 Jul - 04 Aug United direct
07 Jul - 01 Aug Aer Lingus
23 Jul - 04 Aug British Airways direct

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

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