Cheapest return GMP–SIN flights, June

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

Return flights

30 Jun - 06 Jul Jeju Air
28 Jun - 01 Jul T'way Air
27 Jun - 01 Jul T'way Air
23 Jun - 30 Jun Jeju Air
29 Jun - 06 Jul Jeju Air
24 Jun - 01 Jul Air Seoul, Inc
16 Jun - 30 Jun T'way Air
24 Jun - 29 Jun T'way Air
24 Jun - 30 Jun T'way Air
25 Jun - 29 Jun T'way Air
25 Jun - 30 Jun T'way Air
09 Jun - 22 Jun T'way Air
11 Jun - 24 Jun T'way Air
22 Jun - 26 Jun Jeju Air
30 Jun - 10 Jul Jeju Air
17 Jun - 24 Jun Jeju Air
26 Jun - 01 Jul T'way Air
26 Jun - 02 Jul Air China
24 Jun - 07 Jul Air China
29 Jun - 04 Jul Air China

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

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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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