Cheapest return flights from London to Miami in September from $516

Best time to book flights for London (LHR) to Miami (MIA) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Miami (MIA) in September 2025 (see full year).

Return flights

16 Sep - 07 Oct SWISS
16 Sep - 23 Sep SWISS
08 Sep - 16 Sep Lufthansa
10 Sep - 17 Sep SWISS
22 Sep - 06 Oct SWISS
01 Sep - 29 Sep Lufthansa
03 Sep - 17 Sep Iberia
15 Sep - 29 Sep Iberia
23 Sep - 02 Oct Air Canada
03 Sep - 17 Sep Finnair direct
15 Sep - 29 Sep Finnair direct
08 Sep - 16 Sep Finnair direct
10 Sep - 17 Sep Finnair direct
23 Sep - 02 Oct Finnair direct
16 Sep - 07 Oct Finnair direct
22 Sep - 06 Oct British Airways direct
22 Sep - 03 Oct SWISS
18 Sep - 02 Oct Iberia
18 Sep - 02 Oct Finnair direct
22 Sep - 03 Oct Finnair direct

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

Skyscanner

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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