AirHint found the following cheapest return flights from Kumamoto (KMJ) to Singapore (SIN) in April 2026 (see full year).
Return flights
| 22 Apr - 24 Apr | China Airlines | ||
| 01 Apr - 06 Apr | Korean Air | ||
| 02 Apr - 06 Apr | Korean Air | ||
| 03 Apr - 06 Apr | Japan Airlines | ||
| 03 Apr - 10 Apr | Japan Airlines |
Also check the deals for one-way flights from Kumamoto 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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