| Udon Thani Jinan | China Time | -01:00 |
| Udon Thani Chennai | India Standard Time | 01:30 |
| Udon Thani Zhengzhou | China Time | -01:00 |
| Udon Thani Melbourne | Eastern Australia Time | -04:00 |
| Udon Thani Riyadh | Arabian Time | 04:00 |
| Udon Thani Changchun | China Time | -01:00 |
| Udon Thani Dalian | China Time | -01:00 |
| Udon Thani Los Angeles | Pacific Time | 15:00 |
| Udon Thani Chittagong | Bangladesh Time | 01:00 |
| Udon Thani Kunming | China Time | -01:00 |
| Udon Thani Alexandria | Eastern European Time | 05:00 |
| Udon Thani Ahmedabad | India Standard Time | 01:30 |
| Udon Thani Qingdao | China Time | -01:00 |
| Udon Thani Busan | Korean Time | -02:00 |
| Udon Thani Abidjan | Greenwich Mean Time | 07:00 |
| Udon Thani Kano | West Africa Time | 06:00 |
| Udon Thani Foshan | China Time | -01:00 |
| Udon Thani Hyderabad | India Standard Time | 01:30 |
| Udon Thani Puyang | China Time | -01:00 |
| Udon Thani Yokohama | Japan Time | -02:00 |
| Udon Thani Ibadan | West Africa Time | 06:00 |
| Udon Thani Singapore | Singapore Standard Time | -01:00 |
| Udon Thani Wuxi | China Time | -01:00 |
| Udon Thani Xiamen | China Time | -01:00 |
| Udon Thani Ankara | Turkey Time | 04:00 |
| Udon Thani Tianshui | China Time | -01:00 |
| Udon Thani Ningbo | China Time | -01:00 |
| Udon Thani Ho Chi Minh City | Indochina Time | 00:00 |
| Udon Thani Shiyan | China Time | -01:00 |
| Udon Thani Cape Town | South Africa Standard Time | 05:00 |
| Udon Thani Taiyuan | China Time | -01:00 |
| Udon Thani Berlin | Central European Time | 06:00 |
| Udon Thani Tangshan | China Time | -01:00 |
| Udon Thani Hefei | China Time | -01:00 |
| Udon Thani Madrid | Central European Time | 06:00 |
| Udon Thani Pyongyang | Pyongyang Time | -02:00 |
| Udon Thani Casablanca | Western European Time | 06:00 |
| Udon Thani Zibo | China Time | -01:00 |
| Udon Thani Zhongshan | China Time | 01:00 |
| Udon Thani Durban | South Africa Standard Time | 05:00 |
| Udon Thani Changsha | China Time | -01:00 |
| Udon Thani Kabul | Afghanistan Time | 02:30 |
| Udon Thani Ürümqi | China Time | 01:00 |
| Udon Thani Caracas | Venezuela Time | 11:00 |
| Udon Thani Pune | India Standard Time | 01:30 |
| Udon Thani Surat | India Standard Time | 01:30 |
| Udon Thani Jeddah | Arabian Time | 04:00 |
| Udon Thani Shijiazhuang | China Time | -01:00 |
| Udon Thani Kanpur | India Standard Time | 01:30 |
| Udon Thani Kiev | Eastern European Time | 05:00 |