Cheapest one-way flights from Chicago to London in January from 148€

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

One-Way flights

26 Jan Frontier Airlines
23 Jan Frontier Airlines
25 Jan Frontier Airlines
13 Jan Frontier Airlines
22 Jan Frontier Airlines
15 Jan Frontier Airlines
11 Jan Frontier Airlines
05 Jan Frontier Airlines
07 Jan Frontier Airlines
04 Jan Frontier Airlines

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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