Half marathons in Thailand
5 half marathons in Thailand.
The next one is the Amazing Thailand Half Marathon Bangkok on 28 November 2026.
The flattest is the Amazing Thailand Half Marathon Bangkok (30 m of climbing); the hilliest is the Chiang Mai by UTMB Suthep 20 (1,100 m).
For cool racing conditions, the Chiang Mai Half Marathon usually starts around 18°C.
Amazing Thailand Half Marathon Bangkok
Bangkok, Thailand
28 Nov 2026In 34 days
Gain
30 m
Start temp
24°C
Entry
$45
Top 10, men 40–49: No data
Half marathonOpen entrybig cityhistoric
UTMB
Chiang Mai by UTMB Suthep 20
Chiang Mai, Thailand
6 Dec 2026In 42 days
Gain
1,100 m
Start temp
19°C
Entry
$105
Top 10, men 40–49: No data
26 kmTrailOpen entryhilly
Chiang Mai Half Marathon
Chiang Mai, Thailand
20 Dec 2026In 56 days
Gain
30 m
Start temp
18°C
Entry
$35
Top 10, men 40–49: No data
Half marathonOpen entryhistoric
Buriram Half Marathon
Buriram, Thailand
23 Jan 2027est.In 3 months
Gain
60 m
Start temp
25°C
Entry
$40
Top 10, men 40–49: No data
Half marathonOpen entryfast
UTMB
Amazean Jungle Thailand Mist 20K
Betong, Thailand
2 May 2027In 6 months
Gain
1,000 m
Start temp
23°C
Entry
$70
Top 10, men 40–49: No data
26 kmTrailOpen entryhilly