Cheapest return flights from Chicago to London in July from $688

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

Return flights

15 Jul - 31 Jul British Airways direct
18 Jul - 08 Aug Air Canada
30 Jul - 09 Aug Air Canada
18 Jul - 08 Aug Iberia direct
21 Jul - 28 Jul Air Canada
13 Jul - 20 Jul British Airways
13 Jul - 20 Jul American Airlines direct

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

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