Cheapest return flights from Chicago to London in April from 544€

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 April 2025 (see full year).

Return flights

21 Apr - 29 Apr Scandinavian Airlines
21 Apr - 28 Apr Scandinavian Airlines
06 Apr - 16 Apr Scandinavian Airlines
27 Apr - 05 May Scandinavian Airlines
15 Apr - 22 Apr Icelandair
12 Apr - 27 Apr Icelandair
15 Apr - 22 Apr British Airways direct
03 Apr - 07 Apr Scandinavian Airlines
16 Apr - 26 Apr Icelandair
06 Apr - 16 Apr Finnair direct
21 Apr - 29 Apr Finnair direct
30 Apr - 10 May Icelandair
30 Apr - 31 May Icelandair
28 Apr - 05 May United
27 Apr - 05 May Finnair direct
24 Apr - 01 May Finnair direct
30 Apr - 10 May Finnair direct
28 Apr - 05 May United direct
30 Apr - 31 May Finnair direct

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

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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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