Flights Kathmandu — Chiang Mai is a popular route. The straight-line distance is 1 708 km. Flight time 2h 31m. Time difference +1h.
From Kathmandu (KTM) flights depart from 1 airport: KTM. To Chiang Mai (CNX) — 1 arrival airport: CNX.
3 airlines operate on this route: THAI Airways, China Eastern, Air India.
The minimum price for the next 3 months — from $297 (22.12.2026). The cheapest dates are highlighted in the calendar above.
The average ticket price — $336, ranging from $297 to $416. Book 1–3 months in advance to get the best deals.
Cheapest day to fly — Tuesday.