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

Return flights

14 Apr - 28 Apr	TAP
17 Apr - 20 Apr	SWISS
29 Apr - 04 May	TAP
11 Apr - 20 Apr	SWISS
29 Apr - 05 May	SWISS
15 Apr - 22 Apr	SWISS
22 Apr - 29 Apr	SWISS
17 Apr - 24 Apr	SWISS
29 Apr - 06 May	SWISS
21 Apr - 05 May	SWISS
30 Apr - 05 May	SWISS
28 Apr - 09 May	TAP
27 Apr - 06 May	TAP
30 Apr - 04 May	TAP
22 Apr - 27 Apr	TAP
20 Apr - 04 May	TAP
15 Apr - 27 Apr	TAP
08 Apr - 18 Apr	TAP
23 Apr - 30 Apr	TAP
29 Apr - 11 May	British Airways

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

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 April from $553

Return flights