Cheapest return flights from Chicago to London in December from $503

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 December 2024 (see full year).

Return flights

01 Dec - 10 Dec TAP
01 Dec - 14 Dec Icelandair
10 Dec - 24 Dec Icelandair
07 Dec - 12 Dec Icelandair
09 Dec - 16 Dec Icelandair
05 Dec - 08 Dec Icelandair
05 Dec - 16 Dec Icelandair
03 Dec - 16 Dec Icelandair
04 Dec - 08 Dec Icelandair
18 Dec - 23 Dec Icelandair
18 Dec - 11 Jan Icelandair
20 Dec - 11 Jan Icelandair
30 Dec - 06 Jan Icelandair
13 Dec - 31 Jan Icelandair
13 Dec - 30 Jan Icelandair
14 Dec - 11 Jan Icelandair
29 Dec - 05 Jan Icelandair
20 Dec - 05 Jan Icelandair
20 Dec - 06 Jan Icelandair
19 Dec - 02 Jan Icelandair

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

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.

Book a cheap hotel in London

Cheap car rent in London