Cheapest return flights from Denver to London in January from $485

AirHint found the following cheapest return flights from Denver (DEN) to London (LGW) in January 2026 (see full year).

Return flights

12 Jan - 07 Feb Icelandair
07 Jan - 31 Jan Icelandair
12 Jan - 18 Jan Icelandair
14 Jan - 07 Feb Icelandair
23 Jan - 03 Feb Icelandair
11 Jan - 18 Jan Icelandair
06 Jan - 27 Jan Icelandair
16 Jan - 18 Jan Icelandair
15 Jan - 07 Feb Frontier Airlines
05 Jan - 11 Jan Icelandair
19 Jan - 22 Jan Icelandair
10 Jan - 17 Jan Turkish Airlines
10 Jan - 31 Jan Turkish Airlines
02 Jan - 24 Jan Turkish Airlines

Also check the deals for one-way flights from Denver 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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