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Airport Comparison
Chiang Mai (CNX) to Seoul (ICN) Flight Distance
The flight distance from Chiang Mai International Airport (CNX) in Chiang Mai, Thailand to Incheon International Airport (ICN) in Seoul, South Korea is 3,382 kilometers (2,102 miles / 1,826 nautical miles). The estimated flight time for this route is approximately 5h, flying northeast at a heading of 46°.
This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.
This is an international route connecting Thailand with South Korea. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.
Time zone information: When it's 09:59 in Chiang Mai, it's 11:59 in Seoul.
There is a significant elevation difference of 1,013 feet between the two airports. Incheon International Airport sits lower than Chiang Mai International Airport.
The return flight from Seoul (ICN) to Chiang Mai (CNX) follows a heading of 240° (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 Mai International Airport (CNX) and Incheon International Airport (ICN) detail pages, or use our flight duration calculator to compare other routes.
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