AirHint found the following cheapest return flights from Seoul (ICN) to Singapore (SIN) in August 2026 (see full year).

Return flights

24 Aug - 02 Sep	Scoot	direct
24 Aug - 29 Aug	Scoot	direct
15 Aug - 19 Aug	Scoot	direct
17 Aug - 21 Aug	Vietnam Airlines
18 Aug - 26 Aug	Vietnam Airlines
21 Aug - 24 Aug	Vietnam Airlines
12 Aug - 17 Aug	Scoot	direct
14 Aug - 19 Aug	Malaysia Airlines
24 Aug - 28 Aug	Vietnam Airlines
08 Aug - 13 Aug	Scoot
26 Aug - 30 Aug	Scoot
28 Aug - 04 Sep	Scoot

Also check the deals for one-way flights from Seoul to Singapore in August.

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 Seoul to Singapore in August from 182€

Return flights