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

Return flights

29 Sep - 06 Oct	Finnair
01 Sep - 22 Sep	Finnair
02 Sep - 23 Sep	Finnair
07 Sep - 13 Sep	Finnair
14 Sep - 29 Sep	Finnair
04 Sep - 25 Sep	Finnair
13 Sep - 29 Sep	Finnair
13 Sep - 20 Sep	Finnair
01 Sep - 08 Sep	Air France
12 Sep - 29 Sep	Air France
11 Sep - 25 Sep	Finnair
18 Sep - 08 Oct	Finnair
19 Sep - 08 Oct	Finnair
10 Sep - 01 Oct	Finnair
24 Sep - 22 Oct	Finnair
10 Sep - 01 Oct	Singapore Airlines	direct
18 Sep - 08 Oct	Singapore Airlines	direct
24 Sep - 22 Oct	Lufthansa	direct
19 Sep - 08 Oct	Lufthansa	direct

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Singapore in September from 590€

Return flights