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

Return flights

14 May - 18 May	SWISS
07 May - 14 May	Delta
01 May - 10 May	Luxair
14 May - 28 May	SWISS
22 May - 31 May	SWISS
21 May - 30 May	SWISS
22 May - 30 May	SWISS
04 May - 09 May	Lufthansa
01 May - 05 May	SWISS
01 May - 06 May	SWISS
26 May - 09 Jun	ITA Airways
30 May - 13 Jun	ITA Airways
22 May - 01 Jun	Aer Lingus
21 May - 08 Jun	ITA Airways
29 May - 09 Jun	KLM
23 May - 07 Jun	SWISS
28 May - 07 Jun	ITA Airways
25 May - 02 Jun	ITA Airways
28 May - 02 Jun	Luxair
29 May - 07 Jun	KLM

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

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 May from $620

Return flights