Ultramarathons in Thailand in November 2026

12 ultramarathons in Thailand in November 2026.

10 cities

Busiest: November

From €63

See all 12 races

Distance

5K races 10K races Half marathons Marathons Ultramarathons

Terrain

Trail Road

See all 12 races

Upcoming races

47.8km

ULTRA NAKEE NAKA TRAIL 2026 - KLED NAK 50

Ban Phaeng, Thailand

Nov 1·This weekend

Samui Trail

Koh Samui, Thailand

Nov 7·In 10 days·From €18

104.5km

Cuesta X Trail 2026 - CXT-100

Sikhiu, Thailand

Nov 7·In 10 days

6th Cuesta X Trail - CXT-100

Nakhon Ratchasima, Thailand

Nov 7·In 10 days

50.1km

Ruammit Ultra Trail 2026 - 50K

Chiang Rai, Thailand

Nov 8·In 11 days·Closed·From €3,150

5th Cuesta X Trail - CXT-50

Nakorn Ratchasima, Thailand

Nov 8·In 11 days·Registration TBC

47.2km

Ultra Trail Pha Hob 2026 - UTPH50

MAE MOH, Thailand

Nov 8·In 11 days

50.4km

AIA ONE BILLION TRAIL 2026 - 50K

HUAHIN, Thailand

Nov 21·In 3 weeks·From €3,000

2nd 100 Thailand

Pai, Thailand

Nov 22·In 3 weeks·Registration TBC

2nd 300 Thailand

Pai, Thailand

Nov 25·In 4 weeks·Registration TBC

Chiang Mai Thailand by UTMB

Chiang Mai, Thailand

Nov 27·In 4 weeks·From €300

Hoka Chiang Mai Thaïland by UTMB® 2026

Chiang Mai, Thailand

Nov 28·Registration TBC·From €300

Your guide to ultramarathons in Thailand in November 2026

There are 12 upcoming ultramarathons in Thailand in November 2026, spread across 10 cities. Filter by distance or terrain to narrow things down, and save the races you like the look of.

Most take place in November. Next up is ULTRA NAKEE NAKA TRAIL 2026 - KLED NAK 50 in Ban Phaeng on 1 November 2026.

Questions runners ask

How many ultramarathons in Thailand in November 2026 are there?

Finndu lists 12 upcoming ultramarathons in Thailand in November 2026, across 10 towns and cities. The list is updated twice a day as organisers announce new races.

When is the next one?

ULTRA NAKEE NAKA TRAIL 2026 in Ban Phaeng, on 1 November 2026.

How much does it cost to enter?

Entry starts from US$73. Fees vary from race to race, so check each race page for its current price.

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