Meeting time

Best time to meet: Cairo and Buenos Aires

Cairo is 5 hours ahead of Buenos Aires right now. Their working days overlap for 3 hours: 2 PM to 5 PM in Cairo, which is 9 AM to 12 PM in Buenos Aires. The easiest time to meet is 3 PM in Cairo (10 AM in Buenos Aires).

Tue 5:54 PMCairo · Eastern European Standard TimeTue 12:54 PMBuenos Aires · Argentina Standard Time
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Hour by hour

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

CairoBuenos Aires
6 AM1 AMBoth off
7 AM2 AMBoth off
8 AM3 AMBoth off
9 AM4 AMCairo at work
10 AM5 AMCairo at work
11 AM6 AMCairo at work
12 PM7 AMCairo at work
1 PM8 AMCairo at work
2 PM9 AMBoth at work
3 PM10 AMEasiest time
4 PM11 AMBoth at work
5 PM12 PMBuenos Aires at work
6 PM1 PMBuenos Aires at work
7 PM2 PMBuenos Aires at work
8 PM3 PMBuenos Aires at work
9 PM4 PMBuenos Aires at work
10 PM5 PMBoth off

When the clocks change

The gap moves when either city changes its clocks. The next twelve months:

DatesCairo isBoth at work (Cairo time)Easiest (Cairo / Buenos Aires)
Now to April 30, 20275 hours ahead2 PM–5 PM (3 hours)3 PM / 10 AM
April 30, 2027 to October 28, 2027
clocks in Cairo go forward		6 hours ahead3 PM–5 PM (2 hours)4 PM / 10 AM
October 28, 2027 onward
clocks in Cairo go back		5 hours ahead2 PM–5 PM (3 hours)3 PM / 10 AM

Buenos Aires keeps the same clock as São Paulo.

Which days work

Cairo works Sunday to Thursday and Buenos Aires works Monday to Friday, so the days both are at work are Monday to Thursday. A Friday call lands on Cairo's weekend, and a Sunday one on Buenos Aires's.

Questions people ask

What time is it in Buenos Aires when it is 9 AM in Cairo?
4 AM in Buenos Aires, while Cairo is 5 hours ahead.
When is the best time for a call between Cairo and Buenos Aires?
3 PM in Cairo, which is 10 AM in Buenos Aires. Both cities are at work from 2 PM to 5 PM Cairo time.
Does the time difference between Cairo and Buenos Aires change during the year?
Yes — it changes 2 times in the next twelve months, when the clocks go forward or back; the dates are in the table above.

More cities

New York and Cairo1 hour of shared working day · meet at 9 AM New York timeLondon and Cairo6 hours of shared working day · meet at 11:30 AM London timeNew York and Buenos Aires6 hours of shared working day · meet at 11:30 AM New York timeLondon and Buenos Aires5 hours of shared working day · meet at 1:30 PM London timeSan Francisco and CairoNo shared working hours · fairest at 7:30 AM San Francisco timeBangalore and Cairo4 hours 30 minutes of shared working day · meet at 1:30 PM Bangalore timeSingapore and Cairo2 hours of shared working day · meet at 4 PM Singapore timeLos Angeles and CairoNo shared working hours · fairest at 7:30 AM Los Angeles timeSan Francisco and Buenos Aires3 hours of shared working day · meet at 10 AM San Francisco timeLos Angeles and Buenos Aires3 hours of shared working day · meet at 10 AM Los Angeles timeBangalore and Buenos AiresNo shared working hours · fairest at 5 PM Bangalore timeSingapore and Buenos AiresNo shared working hours · fairest at 6 PM Singapore time

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

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