Cheapest return flights from London to Frankfurt in September from 180€

AirHint found the following cheapest return flights from London (LCY) to Frankfurt (FRA) in September 2026 (see full year).

Return flights

23 Sep - 01 Oct Lufthansa direct
24 Sep - 27 Sep Lufthansa direct
18 Sep - 21 Sep Lufthansa direct
18 Sep - 20 Sep Lufthansa direct
11 Sep - 14 Sep Lufthansa direct
12 Sep - 14 Sep SWISS
03 Sep - 07 Sep Lufthansa direct
05 Sep - 09 Sep KLM
01 Sep - 06 Sep Lufthansa direct
03 Sep - 06 Sep Lufthansa direct
12 Sep - 13 Sep SWISS
18 Sep - 03 Oct Lufthansa
30 Sep - 31 Oct Lufthansa

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

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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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