Cheapest return flights from Chicago to London in March from 506€

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

29 Mar - 07 Apr Aer Lingus
11 Mar - 19 Mar Spirit Airlines
02 Mar - 05 Mar Spirit Airlines
08 Mar - 13 Mar Aer Lingus
05 Mar - 10 Mar Spirit Airlines
05 Mar - 11 Mar Icelandair
11 Mar - 17 Mar Spirit Airlines
31 Mar - 15 Apr Icelandair
07 Mar - 15 Mar Aer Lingus
26 Mar - 31 Mar Spirit Airlines
18 Mar - 01 Apr SWISS
04 Mar - 10 Mar Spirit Airlines
01 Mar - 05 Mar Spirit Airlines
29 Mar - 04 Apr Spirit Airlines
30 Mar - 02 Apr Spirit Airlines
01 Mar - 01 Apr Spirit Airlines
19 Mar - 19 Apr Spirit Airlines
31 Mar - 05 Apr Spirit Airlines
26 Mar - 04 Apr TAP
29 Mar - 05 Apr Spirit Airlines

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

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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