Sport · North
ChiangKhong Ultra Marathon 104 km 2026
The eighth edition of a 104 km point to point ultra from Chiang Rai city to Chiang Khong on the Mekong.
Confirmed dates
- Dates
- Sat 05 to Sun 06 Dec 2026
- Date status
- Dates published by the organiser or an official tourism source
- Venue
- Chiangrai Contemporary Art Museum to Chiang Khong
- City
- Chiang Rai
- Province
- Chiang Rai
- Region
- North
- Category
- Sport
- When it runs
- 2026 edition, the eighth, on 5 to 6 December 2026
- Checked
- Tue 27 Oct 2026 against the official source
About this event
The ChiangKhong Ultra Marathon is a 104 km point to point road ultra that starts at the Chiangrai Contemporary Art Museum and finishes in Chiang Khong, the Mekong river town facing Laos. Runlah lists the eighth edition on 5 and 6 December 2026. A point to point ultra of this length is a destination event, and Chiang Khong makes a natural finish line stay before crossing into Laos or heading back to Chiang Rai.
Booking
Booked around the event: hotels, passes, transfers and eSIM. Booking options for this event are being checked and will be added here.
Official source: https://www.runlah.com/en/xUsPXp9I. Dates checked Tue 27 Oct 2026.