Cheapest return flights from Chicago to London in December from 371€
AirHint found the following cheapest return flights from Chicago (ORD) to London (LHR)
in December 2025 (see full year ).
Return flights
04 Dec
- 31 Dec
Scandinavian Airlines
371 €
03 Dec
- 31 Dec
Scandinavian Airlines
377 €
04 Dec
- 10 Dec
Scandinavian Airlines
379 €
03 Dec
- 17 Dec
Scandinavian Airlines
379 €
15 Dec
- 29 Dec
Scandinavian Airlines
379 €
03 Dec
- 24 Dec
Scandinavian Airlines
379 €
10 Dec
- 31 Dec
Scandinavian Airlines
379 €
10 Dec
- 24 Dec
Scandinavian Airlines
379 €
05 Dec
- 15 Dec
Scandinavian Airlines
379 €
01 Dec
- 16 Dec
Scandinavian Airlines
382 €
28 Dec
- 10 Jan
Scandinavian Airlines
397 €
17 Dec
- 07 Jan
Scandinavian Airlines
446 €
29 Dec
- 06 Jan
Scandinavian Airlines
447 €
23 Dec
- 13 Jan
Icelandair
555 €
24 Dec
- 14 Jan
Icelandair
555 €
24 Dec
- 17 Jan
Icelandair
555 €
23 Dec
- 11 Jan
Icelandair
555 €
24 Dec
- 14 Jan
British Airways
574 €
direct
27 Dec
- 04 Jan
Air Canada
610 €
16 Dec
- 06 Jan
Virgin Atlantic
613 €
Also check the deals for one-way flights from Chicago to London in December .
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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