Cheapest return flights from Chicago to London in July from $597

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

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

Return flights

28 Jul - 25 Aug Icelandair
30 Jul - 21 Aug Icelandair
17 Jul - 14 Aug Icelandair
15 Jul - 21 Jul Air Canada
09 Jul - 16 Jul Air Canada
31 Jul - 13 Aug Icelandair
20 Jul - 30 Jul Icelandair
31 Jul - 15 Aug Icelandair
28 Jul - 25 Aug American Airlines direct
09 Jul - 13 Aug British Airways
21 Jul - 30 Jul Icelandair
09 Jul - 13 Aug Finnair direct
31 Jul - 13 Aug Iberia direct
31 Jul - 15 Aug Iberia direct
03 Jul - 08 Jul Spirit Airlines
07 Jul - 13 Jul TAP
16 Jul - 22 Jul Spirit Airlines
09 Jul - 14 Jul Spirit Airlines
02 Jul - 09 Jul Spirit Airlines
09 Jul - 30 Jul Icelandair

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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