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

Return flights

09 Sep - 24 Sep	Air France
08 Sep - 23 Sep	KLM
15 Sep - 10 Oct	KLM
24 Sep - 10 Oct	Air France
09 Sep - 20 Oct	Air France
10 Sep - 22 Oct	Turkish Airlines
17 Sep - 22 Sep	Air France
04 Sep - 14 Sep	Finnair
03 Sep - 15 Sep	Finnair
07 Sep - 29 Sep	Finnair
20 Sep - 04 Oct	Finnair
19 Sep - 26 Sep	Finnair
12 Sep - 19 Sep	Finnair
07 Sep - 11 Sep	Turkish Airlines
14 Sep - 18 Sep	Finnair
30 Sep - 06 Oct	Finnair

Also check the deals for one-way flights from Hamburg to Singapore 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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Cheapest return flights from Hamburg to Singapore in September from $612

Return flights