Riyadh - Udon Thani7 hour 10 minutes, Jeddah - Udon Thani8 hour 10 minutes, Dammam - Udon Thani6 hour 50 minutes, Yanbu Al Bahr - Udon Thani8 hour 20 minutes, Abha - Udon Thani7 hour 50 minutes, Jizan - Udon Thani7 hour 50 minutes, Gurayat - Udon Thani8 hour 20 minutes, Qassimiut - Udon Thani13 hour 30 minutes, Al Baha - Udon Thani8 hour, Al Ula - Udon Thani8 hour 20 minutes, Medina - Udon Thani21 hour 50 minutes, Tabuk - Udon Thani8 hour 30 minutes, Taif - Udon Thani7 hour 10 minutes.