The flight distance from Henri Coanda International Airport (OTP) in Bucharest, Romania to Ban Huoeisay Airport (OUI) in Ban Huoeisay Airport, Laos is 7,222 kilometers (4,488 miles / 3,900 nautical miles). The estimated flight time for this route is approximately 9h, flying east at a heading of 86°.

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 Romania with Laos. 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 00:31 in Bucharest, it's 04:31 in Ban Huoeisay Airport. The 4-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,066 feet between the two airports. Ban Huoeisay Airport sits higher than Henri Coanda International Airport.

The return flight from Ban Huoeisay Airport (OUI) to Bucharest (OTP) follows a heading of 311° (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 Henri Coanda International Airport (OTP) and Ban Huoeisay Airport (OUI) detail pages, or use our flight duration calculator to compare other routes.