Rio de Janeiro to Lạng Sơn time converter

Lạng Sơn is 10 hours ahead of Rio de Janeiro. When it is 9:00 AM in Rio de Janeiro, it is 7:00 PM in Lạng Sơn.

Rio de Janeiro BRT

Tuesday, October 20, 2026

Lạng Sơn ICT

Wednesday, October 21, 2026

Rio de Janeiro
Brazil
Tue, Oct 20
BRTUTC-3
Lạng Sơn
Vietnam
Wed, Oct 21
ICTUTC+7+10h
Finding your time zone…
Shared working hours (9:00–18:00)

Rio de Janeiro to Lạng Sơn conversion table

Every hour of today in Rio de Janeiro and the matching time in Lạng Sơn. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 8:00 AM in Rio de Janeiro (5:00 PM – 6:00 PM in Lạng Sơn): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference stays 10 hours all year.

Distance

Rio de Janeiro and Lạng Sơn are 16,928 km (10,519 miles) apart in a straight line.

More conversions

Lạng Sơn to Rio de JaneiroRio de Janeiro to New YorkRio de Janeiro to LondonRio de Janeiro to Los AngelesRio de Janeiro to ChicagoRio de Janeiro to TorontoRio de Janeiro to São PauloRio de Janeiro to ParisRio de Janeiro to BerlinRio de Janeiro to MoscowRio de Janeiro to DubaiRio de Janeiro to New DelhiRio de Janeiro to Bangkok
New York to Lạng SơnLondon to Lạng SơnLos Angeles to Lạng SơnChicago to Lạng SơnToronto to Lạng SơnSão Paulo to Lạng SơnParis to Lạng SơnBerlin to Lạng SơnMoscow to Lạng SơnDubai to Lạng SơnNew Delhi to Lạng SơnBangkok to Lạng Sơn

Questions and answers

What is the time difference between Rio de Janeiro and Lạng Sơn?

Lạng Sơn is 10 hours ahead of Rio de Janeiro.

What time is it in Lạng Sơn when it is 9 AM in Rio de Janeiro?

When it is 9:00 AM in Rio de Janeiro, it is 7:00 PM in Lạng Sơn.

When is the best time to call Lạng Sơn from Rio de Janeiro?

Working hours don't overlap fully. The closest fit is 7:00 AM – 8:00 AM in Rio de Janeiro (5:00 PM – 6:00 PM in Lạng Sơn): working hours on one side, early or late on the other.

Does the time difference between Rio de Janeiro and Lạng Sơn change?

No. The difference stays 10 hours all year.