The flight distance from Choibalsan Airport (COQ) in Choibalsan Airport, Mongolia to Henri Coanda International Airport (OTP) in Bucharest, Romania is 6,413 kilometers (3,985 miles / 3,463 nautical miles). The estimated flight time for this route is approximately 9h, flying west northwest at a heading of 303°.

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

Time zone information: When it's 15:06 in Choibalsan Airport, it's 09:06 in Bucharest. With a 6-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 2,143 feet between the two airports. Henri Coanda International Airport sits lower than Choibalsan Airport.

The return flight from Bucharest (OTP) to Choibalsan Airport (COQ) follows a heading of 52° (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 Choibalsan Airport (COQ) and Henri Coanda International Airport (OTP) detail pages, or use our flight duration calculator to compare other routes.