| Season | 2018 |
|---|---|
The Thai League 3 Play-off Round is the last promotion quota of Thai League 2 and determines which club will be the champion of 2018 Thai League 3. The Thai Football clubs that are the champion and runner-up of the 2018 Thai League 3 Upper Region and the champion and the runner-up of the 2018 Thai League 3 Lower Region, compete in the 2018 Thai League 3 Play-off Round. In this round, home and away matches are played against each team, and the clubs that get the highest total scores are promoted to Thai League 2. The away goals rule is used in this tournament.
3rd Position of Play-off round
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| Ayutthaya United | 2 – 1 | Nara United | 1 – 1 | 1 – 0 |
| 8 September 2018 | Nara United | 1 – 1 | Ayutthaya United | Narathiwat |
| 16:30 ( UTC+7) | Ahamarasul Due-reh  90+6' |
Report | Arnon Buspha 20' |
Stadium:
Narathiwat PAO. Stadium Attendance: 2,500 Referee: Pathompong Eawjaroen |
| 16 September 2018 | Ayutthaya United | 1 – 0 | Nara United | Ayutthaya |
| 18:30 ( UTC+7) | Arnon Buspha 46' |
Report | Stadium:
Ayutthaya Province Stadium Attendance: 4,896 Referee: Ketdumrong Khemthong |
1st Position of Play-off round
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| JL Chiangmai United | 2 – 0 | MOF Customs United | 1 – 0 | 1 – 0 |
| 9 September 2018 | MOF Customs United | 0 – 1 | JL Chiangmai United | Samut Prakan |
| 16:00 ( UTC+7) | Report |
Anggello Machuca 57' |
Stadium:
Lad Krabang 54 Stadium Attendance: 700 Referee: Niwat Insa-ard |
| 15 September 2018 | JL Chiangmai United | 1 – 0 | MOF Customs United | Chiangmai |
| 18:00 ( UTC+7) |
Anggello Machuca 14' |
Report | Stadium:
700th Anniversary Stadium Attendance: 536 Referee: Patiyut Montianarts |
Winner
| 2018 Thai League 3 |
|---|
|
JL Chiangmai United 1st title |
References
External links
 | This article about a Thai football competition is a stub. You can help Wikipedia by expanding it. |