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

Return flights

22 Jun - 29 Jun	Thai AirAsia
15 Jun - 29 Jun	Thai AirAsia
22 Jun - 02 Jul	Thai AirAsia
15 Jun - 02 Jul	Thai AirAsia
28 Jun - 29 Jun	Thai AirAsia
21 Jun - 29 Jun	AirAsia
26 Jun - 29 Jun	Thai AirAsia
28 Jun - 02 Jul	Thai AirAsia
21 Jun - 02 Jul	AirAsia
26 Jun - 02 Jul	Thai AirAsia
11 Jun - 29 Jun	Thai AirAsia
11 Jun - 02 Jul	Thai AirAsia
09 Jun - 29 Jun	Thai AirAsia
16 Jun - 29 Jun	Thai AirAsia
08 Jun - 29 Jun	Thai AirAsia
16 Jun - 02 Jul	Thai AirAsia
22 Jun - 30 Jun	Thai AirAsia
13 Jun - 02 Jul	Thai AirAsia
20 Jun - 02 Jul	Thai AirAsia
22 Jun - 04 Jul	Thai AirAsia

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 $278

Return flights