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

Return flights

27 Jun - 08 Jul	Thai AirAsia
13 Jun - 20 Jun	Vietnam Airlines
27 Jun - 30 Jun	Thai AirAsia
27 Jun - 09 Jul	Thai AirAsia
17 Jun - 08 Jul	Thai AirAsia
15 Jun - 30 Jun	Thai AirAsia
17 Jun - 30 Jun	Thai AirAsia
16 Jun - 30 Jun	Thai AirAsia
22 Jun - 08 Jul	Thai AirAsia
22 Jun - 30 Jun	Thai AirAsia
22 Jun - 09 Jul	Thai AirAsia
01 Jun - 08 Jun	Scoot	direct
15 Jun - 29 Jun	Scoot	direct
26 Jun - 08 Jul	Thai AirAsia
30 Jun - 08 Jul	AirAsia
26 Jun - 30 Jun	Thai AirAsia
26 Jun - 09 Jul	Thai AirAsia
18 Jun - 08 Jul	AirAsia
30 Jun - 09 Jul	AirAsia
03 Jun - 10 Jun	Scoot

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

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 Singapore to Seoul in June from $280

Return flights