Cheapest return flights from Seoul to Singapore in April from 149€

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

Return flights

23 Apr - 27 Apr AirAsia X
16 Apr - 21 Apr AirAsia X
18 Apr - 21 Apr AirAsia X
16 Apr - 23 Apr AirAsia X
16 Apr - 19 Apr AirAsia X
22 Apr - 28 Apr AirAsia X
22 Apr - 27 Apr Scoot direct
19 Apr - 24 Apr Vietnam Airlines
03 Apr - 06 Apr Vietnam Airlines
03 Apr - 05 Apr Vietnam Airlines
01 Apr - 05 May Vietnam Airlines
01 Apr - 06 May Vietnam Airlines
25 Apr - 05 May Vietnam Airlines
28 Apr - 05 May Vietnam Airlines
25 Apr - 04 May Scoot direct
27 Apr - 02 May Scoot direct
28 Apr - 05 May Singapore Airlines direct
30 Apr - 03 May Singapore Airlines direct
29 Apr - 05 May Singapore Airlines direct
29 Apr - 03 May Singapore Airlines direct

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

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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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