Austin, TX to Hanoi: time difference
Hanoi is 12 h ahead of Austin, TX. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Austin, TX 19:31 7:31 PM Hanoi 07:31 7:31 AM You –:–
19:31 7:31 PM
Central Daylight Time · UTC-5
☀️ 07:30 · 🌙 19:08
07:31 7:31 AM
Indochina Time · UTC+7
☀️ 05:51 · 🌙 17:38
·
+12 h
Hanoi is 12 h ahead of Austin, TX.
When you, Austin, TX and Hanoi are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Austin, TX
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇻🇳 Hanoi
12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Austin, TX | 🇻🇳 Hanoi |
|---|---|---|
| Local time | 19:31 | 07:31 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Central Daylight Time | Indochina Time |
| UTC offset | UTC-5 | UTC+7 |
| Offset from Austin, TX | — | +12 h |
| IANA zone | America/Chicago | Asia/Ho Chi Minh |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:30 | 05:51 |
| Sunset | 19:08 | 17:38 |
| Daylight | 11 h 38 min | 11 h 47 min |
| People on this clock | 974,447 | 8,587,100 |
Compare Austin, TX with another city
More comparisons with Austin, TX: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Austin, TX and Hanoi: common questions
How many hours ahead of Austin, TX, is Hanoi?
The clocks in Hanoi are 12 hours ahead of those in Austin (UTC+7 and UTC−5).
What time is it in Hanoi when it is 9:00 AM in Austin, TX?
When it is 9:00 AM in Austin, it is 9:00 PM in Hanoi.
What time is it in Hanoi when it is 6:00 PM in Austin, TX?
When it is 6:00 PM in Austin, it is 6:00 AM (the next day) in Hanoi.
When do working hours in Austin, TX, and in Hanoi overlap?
They don't: there are no shared working hours. The start of the day in Austin (9:00 AM) is 9:00 PM in Hanoi, and the start of the day in Hanoi is 9:00 PM (the previous day) in Austin.
When does the date change in Hanoi compared with Austin, TX?
The new day starts in Hanoi earlier: at 12:00 PM in Austin it is already midnight there. Until 12:00 PM in Hanoi, Austin is still on the previous day.
Does the time difference between Austin, TX, and Hanoi change?
Yes. The clocks change only in Austin. From November 1, 2026, Hanoi will be 13 hours ahead of Austin.
