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Time difference between Riyadh and Hanoi

Hanoi is 4 hours ahead of Riyadh.

Riyadh
Saudi Arabia · Arabian Standard Time
3:45 AM
Thursday, November 12, 2026
Hanoi
Vietnam · Indochina Time
7:45 AM
Thursday, November 12, 2026
Compare more placesHanoi to Riyadh

Riyadh to Hanoi time converter

Green rows are office hours in both places; light green rows are when both are awake.

RiyadhHanoi
12:00 AM4:00 AM
1:00 AM5:00 AM
2:00 AM6:00 AM
3:00 AM7:00 AM
4:00 AM8:00 AM
5:00 AM9:00 AM
6:00 AM10:00 AM
7:00 AM11:00 AM
8:00 AM12:00 PM
9:00 AM1:00 PM
10:00 AM2:00 PM
11:00 AM3:00 PM
12:00 PM4:00 PM
1:00 PM5:00 PM
2:00 PM6:00 PM
3:00 PM7:00 PM
4:00 PM8:00 PM
5:00 PM9:00 PM
6:00 PM10:00 PM
7:00 PM11:00 PM
8:00 PM12:00 AM (next day)
9:00 PM1:00 AM (next day)
10:00 PM2:00 AM (next day)
11:00 PM3:00 AM (next day)

Questions

What is the time difference between Riyadh and Hanoi?

Hanoi is 4 hours ahead of Riyadh. Riyadh is on UTC+3 and Hanoi is on UTC+7.

What time is it in Hanoi when it is 9 AM in Riyadh?

When it is 9:00 AM in Riyadh, it is 1:00 PM in Hanoi.

When is the best time to call Hanoi from Riyadh?

The best time to call or meet is 9:00 AM–2:00 PM in Riyadh (1:00 PM–6:00 PM in Hanoi), when both places are in normal office hours.

Which days are working days in both Riyadh and Hanoi?

Riyadh usually works Sunday to Thursday and Hanoi works Monday to Friday, so the shared working days are Monday, Tuesday, Wednesday, Thursday.

Does the time difference between Riyadh and Hanoi change?

No. Neither Riyadh nor Hanoi changes its clocks in a way that affects the difference, so it stays the same all year.

Riyadh is 4 hours behind Hanoi. More: time in Riyadh · time in Hanoi

Time difference from Riyadh to other cities

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Time difference from Hanoi