Tongatapu is 18 hours ahead of Houston
Tongatapu
+13 (UTC+1300)
+13 (UTC+1300)
06:03:39 AM
Tue, 03/17/26
Houston
CDT (UTC-0500)
CDT (UTC-0500)
12:03:39 PM
Mon, 03/16/26
Flying Time
The two places are 10225 kilometers apart.
A non-stop flight will take about 12 hours 46 minutes.
Tongatapu & Houston - Hour by Hour Time Difference Check List
| Tongatapu | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Houston | 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 | 02:00 | 03:00 | 04:00 | 05:00 |
| Houston | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tongatapu | 18:00 | 19:00 | 20:00 | 21:00 | 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 |
Tongatapu & Houston - Time Differece During 2026
| Time Difference | Start Time | End Time | Time Zone of Tongatapu | Time Zone of Houston |
|---|---|---|---|---|
| 20 hours | 01/01/26 00:00:00 UTC |
01/17/26 13:00:00 UTC |
+14 (UTC+1400) | CST (UTC-0600) |
| 19 hours | 01/17/26 13:00:00 UTC |
03/08/26 08:00:00 UTC |
+13 (UTC+1300) | CST (UTC-0600) |
| 18 hours | 03/08/26 08:00:00 UTC |
10/31/26 13:00:00 UTC |
+13 (UTC+1300) | CDT (UTC-0500) |
| 19 hours | 10/31/26 13:00:00 UTC |
11/01/26 07:00:00 UTC |
+14 (UTC+1400) | CDT (UTC-0500) |
| 20 hours | 11/01/26 07:00:00 UTC |
01/01/27 00:00:00 UTC |
+14 (UTC+1400) | CST (UTC-0600) |
Tongatapu & Houston - Time Differece During 2027
| Time Difference | Start Time | End Time | Time Zone of Tongatapu | Time Zone of Houston |
|---|---|---|---|---|
| 20 hours | 01/01/27 00:00:00 UTC |
01/16/27 13:00:00 UTC |
+14 (UTC+1400) | CST (UTC-0600) |
| 19 hours | 01/16/27 13:00:00 UTC |
03/14/27 08:00:00 UTC |
+13 (UTC+1300) | CST (UTC-0600) |
| 18 hours | 03/14/27 08:00:00 UTC |
11/06/27 13:00:00 UTC |
+13 (UTC+1300) | CDT (UTC-0500) |
| 19 hours | 11/06/27 13:00:00 UTC |
11/07/27 07:00:00 UTC |
+14 (UTC+1400) | CDT (UTC-0500) |
| 20 hours | 11/07/27 07:00:00 UTC |
01/01/28 00:00:00 UTC |
+14 (UTC+1400) | CST (UTC-0600) |