Cheapest return flights from London to Chicago in January from $615

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

AirHint found the following cheapest return flights from London (LHR) to Chicago (ORD) in January 2026 (see full year).

Return flights

22 Jan - 19 Feb Icelandair
14 Jan - 21 Jan Delta
26 Jan - 29 Jan Delta
21 Jan - 28 Jan Delta
26 Jan - 02 Feb Delta
28 Jan - 04 Feb Delta
19 Jan - 22 Jan Delta
19 Jan - 26 Jan Delta
20 Jan - 27 Jan Delta
12 Jan - 15 Jan Delta
13 Jan - 20 Jan Delta
27 Jan - 03 Feb Delta
25 Jan - 28 Jan Delta
07 Jan - 14 Jan Delta
31 Jan - 03 Feb Delta
30 Jan - 02 Feb Delta
25 Jan - 01 Feb Delta
29 Jan - 05 Feb Delta
29 Jan - 01 Feb Delta
31 Jan - 07 Feb Delta

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

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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