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

Return flights

25 Sep - 29 Sep	Condor	direct
27 Sep - 29 Sep	Condor	direct
25 Sep - 26 Sep	Condor	direct
27 Sep - 28 Sep	Condor	direct
25 Sep - 28 Sep	Condor	direct
20 Sep - 21 Sep	Condor	direct
28 Sep - 05 Oct	Condor	direct
29 Sep - 10 Oct	Condor	direct
23 Sep - 05 Oct	Condor	direct
26 Sep - 28 Sep	Condor	direct
26 Sep - 29 Sep	Condor	direct
24 Sep - 25 Sep	Condor	direct
20 Sep - 24 Sep	Condor	direct
29 Sep - 08 Oct	Lufthansa	direct
30 Sep - 04 Oct	Condor	direct
29 Sep - 01 Oct	Condor	direct

Also check the deals for one-way flights from Frankfurt to Hamburg 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 Frankfurt to Hamburg in September from 121€

Return flights