The flight distance from Helsinki Vantaa Airport (HEL) in Helsinki, Finland to Sihanoukville International Airport (KOS) in Sihanukville, Cambodia is 8,364 kilometers (5,197 miles / 4,516 nautical miles). The estimated flight time for this route is approximately 11h, flying east at a heading of 95°.

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 Finland with Cambodia. It is an intercontinental flight between Europe and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 09:54 in Helsinki, it's 14:54 in Sihanukville. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Sihanukville (KOS) to Helsinki (HEL) follows a heading of 330° (north northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Helsinki Vantaa Airport (HEL) and Sihanoukville International Airport (KOS) detail pages, or use our flight duration calculator to compare other routes.