Cheapest return flights from London to Frankfurt in September from $219

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

Return flights

15 Sep - 22 Sep Lufthansa direct
14 Sep - 21 Sep Lufthansa direct
25 Sep - 27 Sep Lufthansa direct
25 Sep - 11 Oct Lufthansa direct
04 Sep - 07 Sep Lufthansa direct
26 Sep - 27 Sep KLM
11 Sep - 14 Sep Luxair

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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