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

Return flights

20 Jan - 26 Jan	TAP
21 Jan - 26 Feb	TAP
28 Jan - 11 Feb	TAP
18 Jan - 28 Jan	TAP
28 Jan - 09 Feb	TAP
27 Jan - 03 Feb	Spirit Airlines
14 Jan - 19 Jan	TAP
12 Jan - 07 Feb	Frontier Airlines
16 Jan - 21 Jan	TAP
11 Jan - 17 Jan	Spirit Airlines
22 Jan - 29 Jan	FrenchBee
22 Jan - 02 Feb	Spirit Airlines
29 Jan - 09 Feb	Spirit Airlines
26 Jan - 01 Feb	Spirit Airlines
17 Jan - 25 Jan	TAP
11 Jan - 31 Jan	Frontier Airlines
13 Jan - 07 Feb	FrenchBee
27 Jan - 21 Feb	Spirit Airlines
16 Jan - 19 Jan	TAP
06 Jan - 12 Jan	Spirit Airlines

Also check the deals for one-way flights from Miami to London 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 Miami to London in January from $368

Return flights