Cheapest return flights from Chicago to London in March from 543€

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

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

Return flights

06 Mar - 12 Mar Scandinavian Airlines
14 Mar - 19 Mar Scandinavian Airlines
10 Mar - 18 Mar Icelandair
17 Mar - 24 Mar Icelandair
17 Mar - 21 Mar Icelandair
13 Mar - 19 Mar Icelandair
13 Mar - 20 Mar Scandinavian Airlines
03 Mar - 17 Mar Scandinavian Airlines
04 Mar - 11 Mar SWISS
24 Mar - 31 Mar Scandinavian Airlines
31 Mar - 06 Apr Icelandair
27 Mar - 10 Apr Turkish Airlines
27 Mar - 05 Apr Turkish Airlines
31 Mar - 15 Apr Scandinavian Airlines
29 Mar - 05 Apr SWISS
29 Mar - 10 Apr Icelandair
20 Mar - 18 Apr Icelandair
30 Mar - 05 Apr TAP
24 Mar - 06 Apr Turkish Airlines
29 Mar - 06 Apr Icelandair

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

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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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