The flight distance from Kumamoto Airport (KMJ) in Kumamoto, Japan to Singapore Changi International Airport (SIN) in Singapore, Singapore is 4,487 kilometers (2,788 miles / 2,423 nautical miles). The estimated flight time for this route is approximately 6h, flying southwest at a heading of 224°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting Japan with Singapore. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 11:23 in Kumamoto, it's 10:23 in Singapore.

The return flight from Singapore (SIN) to Kumamoto (KMJ) follows a heading of 36° (northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Kumamoto Airport (KMJ) and Singapore Changi International Airport (SIN) detail pages, or use our flight duration calculator to compare other routes.