The flight distance from Chiang Rai International Airport (CEI) in Chiang Rai, Thailand to Nadi International Airport (NAN) in Nadi, Fiji is 9,441 kilometers (5,867 miles / 5,098 nautical miles). The estimated flight time for this route is approximately 12h, flying east southeast at a heading of 111°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting Thailand with Fiji. It is an intercontinental flight between Asia and Oceania. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 05:50 in Chiang Rai, it's 10:50 in Nadi. 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 1,221 feet between the two airports. Nadi International Airport sits lower than Chiang Rai International Airport.

The return flight from Nadi (NAN) to Chiang Rai (CEI) follows a heading of 293° (west 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 Chiang Rai International Airport (CEI) and Nadi International Airport (NAN) detail pages, or use our flight duration calculator to compare other routes.