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

Return flights

14 May - 25 May	Finnair
22 May - 01 Jun	Finnair
29 May - 07 Jun	Finnair
04 May - 11 May	Finnair
01 May - 08 May	Finnair
04 May - 08 May	Air India
14 May - 17 May	Aegean Airlines
29 May - 06 Jun	Finnair
28 May - 06 Jun	Finnair
01 May - 10 May	Finnair
23 May - 03 Jun	Finnair
26 May - 06 Jun	Lufthansa
30 May - 20 Jun	Finnair
01 May - 08 May	Singapore Airlines	direct
01 May - 10 May	Singapore Airlines	direct
04 May - 11 May	Singapore Airlines	direct
23 May - 03 Jun	Singapore Airlines	direct
30 May - 20 Jun	Lufthansa	direct
04 May - 08 May	Lufthansa	direct

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