The flight distance from Henri Coanda International Airport (OTP) in Bucharest, Romania to Sion Airport (SIR) in Sion, Switzerland is 1,474 kilometers (916 miles / 796 nautical miles). The estimated flight time for this route is approximately 3h, flying west northwest at a heading of 284°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

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

Time zone information: When it's 23:24 in Bucharest, it's 22:24 in Sion.

There is a significant elevation difference of 1,271 feet between the two airports. Sion Airport sits higher than Henri Coanda International Airport.

The return flight from Sion (SIR) to Bucharest (OTP) follows a heading of 90° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Henri Coanda International Airport (OTP) and Sion Airport (SIR) detail pages, or use our flight duration calculator to compare other routes.