The flight distance from Noi Bai International Airport (HAN) in Hanoi, Vietnam to Klagenfurt Airport (KLU) in Klagenfurt am Worthersee, Austria is 8,419 kilometers (5,231 miles / 4,546 nautical miles). The estimated flight time for this route is approximately 11h, flying northwest at a heading of 315°.

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 Vietnam with Austria. 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 12:41 in Hanoi, it's 07:41 in Klagenfurt am Worthersee. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,431 feet between the two airports. Klagenfurt Airport sits higher than Noi Bai International Airport.

The return flight from Klagenfurt am Worthersee (KLU) to Hanoi (HAN) follows a heading of 74° (east 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 Noi Bai International Airport (HAN) and Klagenfurt Airport (KLU) detail pages, or use our flight duration calculator to compare other routes.