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

Return flights

07 May - 23 May	Ryanair
07 May - 18 May	Ryanair
07 May - 14 May	Ryanair
14 May - 26 May	Ryanair
07 May - 12 May	Ryanair
14 May - 28 May	Ryanair
16 May - 30 May	Aegean Airlines
09 May - 17 May	Aegean Airlines
02 May - 17 May	Ryanair
23 May - 30 May	Aegean Airlines
21 May - 06 Jun	Ryanair
26 May - 04 Jun	Ryanair
26 May - 07 Jun	Ryanair
28 May - 11 Jun	Ryanair
27 May - 14 Jun	British Airways
27 May - 03 Jun	British Airways
25 May - 05 Jun	British Airways
30 May - 16 Jun	Ryanair
30 May - 13 Jun	British Airways
30 May - 11 Jun	Qatar Airways

Also check the deals for one-way flights from Warsaw 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 Warsaw to Singapore in May from $568

Return flights