AirHint found the following cheapest return flights from Alicante (ALC) to Frankfurt (FRA) in September 2025 (see full year).

Return flights

16 Sep - 24 Sep	Ryanair
30 Sep - 01 Oct	Ryanair
29 Sep - 06 Oct	Ryanair
18 Sep - 23 Sep	easyJet
30 Sep - 05 Oct	Ryanair
18 Sep - 21 Sep	easyJet
16 Sep - 17 Sep	Ryanair
26 Sep - 28 Sep	Ryanair
19 Sep - 26 Sep	Ryanair
21 Sep - 26 Sep	Ryanair
25 Sep - 28 Sep	Air Europa
18 Sep - 25 Sep	easyJet
19 Sep - 23 Sep	easyJet
19 Sep - 01 Oct	Ryanair
29 Sep - 06 Oct	Lufthansa	direct

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

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 Alicante to Frankfurt in September from $148

Return flights