Meeting time

Best time to meet: Shanghai and Buenos Aires

Shanghai is 11 hours ahead of Buenos Aires right now, so their working days do not overlap. The time that asks least of both is 6 PM in Shanghai, which is 7 AM in Buenos Aires — one of you starts early or stays late.

Tue 11:57 PMShanghai · China Standard TimeTue 12:57 PMBuenos Aires · Argentina Standard Time
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Hour by hour

With the clocks as they are on November 10, 2026, Shanghai time on the left. A working day here is 9 AM to 5 PM.

ShanghaiBuenos Aires
6 AM7 PM day beforeBoth off
7 AM8 PM day beforeBoth off
8 AM9 PM day beforeBoth off
9 AM10 PM day beforeShanghai at work
10 AM11 PM day beforeShanghai at work
11 AM12 AMShanghai at work
12 PM1 AMShanghai at work
1 PM2 AMShanghai at work
2 PM3 AMShanghai at work
3 PM4 AMShanghai at work
4 PM5 AMShanghai at work
5 PM6 AMBoth off
6 PM7 AMEasiest time
7 PM8 AMBoth off
8 PM9 AMBuenos Aires at work
9 PM10 AMBuenos Aires at work
10 PM11 AMBuenos Aires at work

All year

The gap between Shanghai and Buenos Aires does not move during the year, so the table above holds all year.

Shanghai keeps the same clock as Singapore; Buenos Aires keeps the same clock as São Paulo.

Questions people ask

What time is it in Buenos Aires when it is 9 AM in Shanghai?
10 PM in Buenos Aires, the day before, while Shanghai is 11 hours ahead.
When is the best time for a call between Shanghai and Buenos Aires?
6 PM in Shanghai, which is 7 AM in Buenos Aires. Their working days do not overlap, so this is the fairest time for both.
Does the time difference between Shanghai and Buenos Aires change during the year?
No. It stays 11 hours all year: the clocks either do not change or change on the same day in both.

More cities

New York and ShanghaiNo shared working hours · fairest at 6 PM New York timeLondon and ShanghaiNo shared working hours · fairest at 8:30 AM London timeSan Francisco and ShanghaiNo shared working hours · fairest at 4:30 PM San Francisco timeLos Angeles and ShanghaiNo shared working hours · fairest at 4:30 PM Los Angeles timeBangalore and Shanghai5 hours 30 minutes of shared working day · meet at 11 AM Bangalore timeSydney and Shanghai5 hours of shared working day · meet at 1:30 PM Sydney timeTokyo and Shanghai7 hours of shared working day · meet at 11 AM Tokyo timeBerlin and Shanghai1 hour of shared working day · meet at 9 AM Berlin timeParis and Shanghai1 hour of shared working day · meet at 9 AM Paris timeToronto and ShanghaiNo shared working hours · fairest at 6 PM Toronto timeChicago and ShanghaiNo shared working hours · fairest at 5:30 PM Chicago timeDubai and Shanghai4 hours of shared working day · meet at 10 AM Dubai time

Every city from Shanghai · Every city from Buenos Aires · All cities · Plan across more than two cities

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