Hanoi is 2 hours behind Ulaanbaatar
Hanoi
ICT (UTC+0700)
ICT (UTC+0700)
01:21:57 AM
Thu, 08/28/25
Ulaanbaatar
ULAST (UTC+0900)
ULAST (UTC+0900)
03:21:57 AM
Thu, 08/28/25
Flying Time
The two places are 2991 kilometers apart.
A non-stop flight will take about 3 hours 44 minutes.
Hanoi & Ulaanbaatar - Hour by Hour Time Difference Check List
| Hanoi | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ulaanbaatar | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 | 00:00 | 01:00 |
| Ulaanbaatar | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hanoi | 22:00 | 23:00 | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 |
Hanoi & Ulaanbaatar - Time Differece During 2025
| Time Difference | Start Time | End Time | Time Zone of Hanoi | Time Zone of Ulaanbaatar |
|---|---|---|---|---|
| -1 hour | 01/01/25 00:00:00 UTC |
03/28/25 18:00:00 UTC |
ICT (UTC+0700) | ULAT (UTC+0800) |
| -2 hour | 03/28/25 18:00:00 UTC |
09/26/25 15:00:00 UTC |
ICT (UTC+0700) | ULAST (UTC+0900) |
| -1 hour | 09/26/25 15:00:00 UTC |
01/01/26 00:00:00 UTC |
ICT (UTC+0700) | ULAT (UTC+0800) |
Hanoi & Ulaanbaatar - Time Differece During 2026
| Time Difference | Start Time | End Time | Time Zone of Hanoi | Time Zone of Ulaanbaatar |
|---|---|---|---|---|
| -1 hour | 01/01/26 00:00:00 UTC |
03/27/26 18:00:00 UTC |
ICT (UTC+0700) | ULAT (UTC+0800) |
| -2 hour | 03/27/26 18:00:00 UTC |
09/25/26 15:00:00 UTC |
ICT (UTC+0700) | ULAST (UTC+0900) |
| -1 hour | 09/25/26 15:00:00 UTC |
01/01/27 00:00:00 UTC |
ICT (UTC+0700) | ULAT (UTC+0800) |