| Incheon Ordos | China Time | 01:00 |
| Incheon Sana'a | Arabian Time | 06:00 |
| Incheon Beirut | Eastern European Time | 06:00 |
| Incheon Perth | Western Australia Time | 01:00 |
| Incheon Sapporo | Japan Time | 00:00 |
| Incheon Jilin | China Time | 01:00 |
| Incheon Bucharest | Eastern European Time | 06:00 |
| Incheon Camayenne | Greenwich Mean Time | 09:00 |
| Incheon Indore | India Standard Time | 03:30 |
| Incheon Iztapalapa | Central Time | 14:00 |
| Incheon Ecatepec | Central Time | 14:00 |
| Incheon Conakry | Greenwich Mean Time | 09:00 |
| Incheon Maracay | Venezuela Time | 13:00 |
| Incheon Medan | Western Indonesia Time | 02:00 |
| Incheon Rawalpindi | Pakistan Time | 04:00 |
| Incheon Minsk | Moscow Time | 06:00 |
| Incheon Budapest | Central European Time | 07:00 |
| Incheon Mosul | Arabian Time | 06:00 |
| Incheon Hamburg | Central European Time | 07:00 |
| Incheon Curitiba | Brasilia Time | 12:00 |
| Incheon Warsaw | Central European Time | 07:00 |
| Incheon Bandung | Western Indonesia Time | 02:00 |
| Incheon Soweto | South Africa Standard Time | 07:00 |
| Incheon Vienna | Central European Time | 07:00 |
| Incheon Rabat | Western European Time | 08:00 |
| Incheon Guadalajara | Central Time | 14:00 |
| Incheon Barcelona | Central European Time | 07:00 |
| Incheon Pretoria | South Africa Standard Time | 07:00 |
| Incheon Aleppo | Eastern European Time | 06:00 |
| Incheon Kunshan | China Time | 01:00 |
| Incheon Manila | Philippine Time | 01:00 |
| Incheon Montreal | Eastern Time | 13:00 |
| Incheon Patna | India Standard Time | 03:30 |
| Incheon Bhopal | India Standard Time | 03:30 |
| Incheon Manaus | Amazon Time | 13:00 |
| Incheon Xinyang | China Time | 01:00 |
| Incheon Puebla | Central Time | 14:00 |
| Incheon Kaduna | West Africa Time | 08:00 |
| Incheon Phnom Penh | Indochina Time | 02:00 |
| Incheon Damascus | Eastern European Time | 06:00 |
| Incheon Philadelphia | Eastern Time | 13:00 |
| Incheon Phoenix | Mountain Time | 16:00 |
| Incheon Isfahan | Iran Time | 04:30 |
| Incheon Ludhiana | India Standard Time | 03:30 |
| Incheon Harare | Central Africa Time | 07:00 |
| Incheon Kobe | Japan Time | 00:00 |
| Incheon Bekasi | Western Indonesia Time | 02:00 |
| Incheon Kaohsiung | Taipei Time | 01:00 |
| Incheon Stockholm | Central European Time | 07:00 |
| Incheon Ciudad Juarez | Mountain Time | 15:00 |