The flight distance from Sydney Kingsford Smith International Airport (SYD) in Sydney, Australia to Dong Hoi Airport (VDH) in Dong Hoi, Vietnam is 7,419 kilometers (4,610 miles / 4,006 nautical miles). The estimated flight time for this route is approximately 10h, flying northwest at a heading of 313°.

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 Australia with Vietnam. It is an intercontinental flight between Oceania and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 05:29 in Sydney, it's 02:29 in Dong Hoi. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Dong Hoi (VDH) to Sydney (SYD) follows a heading of 141° (southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Sydney Kingsford Smith International Airport (SYD) and Dong Hoi Airport (VDH) detail pages, or use our flight duration calculator to compare other routes.