World Timezones

Sydney to Hanoi Converter

Compare Hanoi to Sydney instead
Sydney12:41 pmMon, Jun 8
SydneyAEST
Australia · UTC+10
12:41 pmMon, Jun 8
12a
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11p
HanoiICT
Vietnam · UTC+7
9:41 amMon, Jun 8
9p
10p
11p
12a
1a
2a
3a
4a
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6a
7a
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9a
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11a
12p
1p
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7p
8p

Offset

The time difference between Sydney and Hanoi is 3 hours.

3 hours

Sydney (AEST) is ahead of Hanoi (ICT).

AEST: UTC+10

ICT: UTC+7

Neither Sydney nor Hanoi is currently observing daylight saving time.

When to schedule

Business-hours overlap: 12 PM–5 PM in Sydney (9 AM–2 PM in Hanoi).

Both teams are in working hours during this window on weekdays.

Suggested time: 2:00 PM Sydney (11:00 AM Hanoi).

This window may shift by an hour during daylight saving time.

Public holidays in 2026

National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.

Australia

  • New Year's DayThu, Jan 1
  • Australia DayMon, Jan 26
  • Good FridayFri, Apr 3
  • Easter MondayMon, Apr 6
  • Christmas DayFri, Dec 25
  • St. Stephen's DayMon, Dec 28

Vietnam

  • New Year's DayThu, Jan 1
  • Reunification DayThu, Apr 30
  • Labour DayFri, May 1
  • National DayWed, Sep 2

About these zones

Sydney uses Australian Eastern Time (AEST, or AEDT). To call Australia, dial +61.

Hanoi uses Indochina Time (ICT). To call Vietnam, dial +84.

Hanoi is approximately 4,850 miles northwest of Sydney.

Quick reference

Full 24-hour conversion table — tap any time to open it in the converter.

SydneyHanoiDay
12:00 am9:00 pm-1 day
1:00 am10:00 pm-1 day
2:00 am11:00 pm-1 day
3:00 am12:00 amSame day
4:00 am1:00 amSame day
5:00 am2:00 amSame day
6:00 am3:00 amSame day
7:00 am4:00 amSame day
8:00 am5:00 amSame day
9:00 am6:00 amSame day
10:00 am7:00 amSame day
11:00 am8:00 amSame day
12:00 pm9:00 amSame day
1:00 pm10:00 amSame day
2:00 pm11:00 amSame day
3:00 pm12:00 pmSame day
4:00 pm1:00 pmSame day
5:00 pm2:00 pmSame day
6:00 pm3:00 pmSame day
7:00 pm4:00 pmSame day
8:00 pm5:00 pmSame day
9:00 pm6:00 pmSame day
10:00 pm7:00 pmSame day
11:00 pm8:00 pmSame day

Daylight saving time

Sydney observes daylight saving time; Hanoi does not. The offset between the two zones changes when Sydney transitions: on Sunday, October 4, 2026, clocks spring forward from AEST to AEDT.

See the daylight saving time page for transition dates across every time zone.

Daylight today

Sydney
Sunrise
6:56 AM
Sunset
4:54 PM
Day length
9h 58m
Hanoi
Sunrise
5:15 AM
Sunset
6:38 PM
Day length
13h 22m

Daylight overlap: 8h 39m — 8:15 AM–4:54 PM in Sydney (5:15 AM–1:54 PM in Hanoi). Both locations are in daylight during this window.

Cities in these zones

Other cities in Australian Eastern Time

Other cities in Indochina Time

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in Australian Eastern Time

  • SYD
  • CBR

Airports in Indochina Time

  • HAN
  • BKK
  • DMK
  • HPH

Related conversions

Common conversions

What is 9:00 am Sydney in Hanoi?
9:00 am Sydney is 6:00 am Hanoi.
What is 12:00 pm Sydney in Hanoi?
12:00 pm Sydney is 9:00 am Hanoi.
What is 12:30 pm Sydney in Hanoi?
12:30 pm Sydney is 9:30 am Hanoi.
What is 2:00 pm Sydney in Hanoi?
2:00 pm Sydney is 11:00 am Hanoi.
What is 5:00 pm Sydney in Hanoi?
5:00 pm Sydney is 2:00 pm Hanoi.
What is 11:30 pm Sydney in Hanoi?
11:30 pm Sydney is 8:30 pm Hanoi.