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

Return flights

22 Jan - 28 Jan	Icelandair
20 Jan - 28 Jan	Icelandair
08 Jan - 21 Jan	Icelandair
20 Jan - 30 Jan	Icelandair
31 Jan - 13 Feb	Icelandair
31 Jan - 04 Feb	Icelandair
15 Jan - 08 Feb	Icelandair
14 Jan - 21 Jan	Finnair
13 Jan - 19 Jan	Finnair
26 Jan - 02 Feb	Finnair
16 Jan - 31 Jan	SWISS
28 Jan - 15 Feb	SWISS
12 Jan - 31 Jan	SWISS
20 Jan - 31 Jan	SWISS
21 Jan - 01 Feb	SWISS
29 Jan - 10 Feb	SWISS
14 Jan - 23 Jan	SWISS
30 Jan - 14 Feb	SWISS
30 Jan - 15 Feb	SWISS
26 Jan - 01 Feb	SWISS

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

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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Cheapest return flights from London to Miami in January from 348€

Return flights