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

Return flights

16 Apr - 20 Apr	Lufthansa	direct
01 Apr - 08 Apr	Lufthansa	direct
10 Apr - 12 Apr	British Airways	direct
09 Apr - 12 Apr	British Airways	direct
01 Apr - 07 Apr	Lufthansa	direct
02 Apr - 06 Apr	KLM
02 Apr - 05 Apr	Lufthansa
04 Apr - 07 Apr	KLM
18 Apr - 20 Apr	ITA Airways
02 Apr - 05 Apr	Lufthansa	direct

Also check the deals for one-way flights from London to Frankfurt 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 Frankfurt in April from 165€

Return flights