The flight distance from Chiang Rai International Airport (CEI) in Chiang Rai, Thailand to Noi Bai International Airport (HAN) in Hanoi, Vietnam is 633 kilometers (393 miles / 342 nautical miles). The estimated flight time for this route is approximately 2h, flying east northeast at a heading of 76°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

This is an international route connecting Thailand with Vietnam. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 16:53 in Chiang Rai, it's 16:53 in Hanoi.

There is a significant elevation difference of 1,241 feet between the two airports. Noi Bai International Airport sits lower than Chiang Rai International Airport.

The return flight from Hanoi (HAN) to Chiang Rai (CEI) follows a heading of 258° (west southwest). 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 Noi Bai International Airport (HAN) detail pages, or use our flight duration calculator to compare other routes.