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

Return flights

19 May - 26 May	KLM
11 May - 18 May	KLM
04 May - 08 Jun	KLM
21 May - 10 Jun	KLM
14 May - 25 May	KLM
03 May - 25 May	KLM
04 May - 14 May	Finnair
13 May - 20 May	Finnair
15 May - 22 May	Finnair
13 May - 29 May	Finnair
11 May - 20 Jun	Etihad Airways
03 May - 09 May	Etihad Airways
20 May - 30 May	Etihad Airways
11 May - 20 Jun	Singapore Airlines	direct
04 May - 08 Jun	Singapore Airlines	direct
21 May - 10 Jun	Singapore Airlines	direct
31 May - 12 Jun	Royal Jordanian
30 May - 13 Jun	Royal Jordanian
31 May - 13 Jun	Royal Jordanian

Also check the deals for one-way flights from Frankfurt to Singapore in May.

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 Singapore in May from 579€

Return flights