Cheapest one-way flights from Chicago to London in January from 145€

AirHint found the following cheapest one-way flights from Chicago (ORD) to London (LGW) in January 2026 (see full year).

One-Way flights

26 Jan Spirit Airlines
13 Jan Spirit Airlines
11 Jan Spirit Airlines
30 Jan Spirit Airlines
31 Jan Spirit Airlines
16 Jan jetBlue
15 Jan Frontier Airlines
21 Jan Spirit Airlines
03 Jan Frontier Airlines
20 Jan SWISS

Also check the deals for return flights from Chicago to London in January.

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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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