Meeting time

Best time to meet: Cairo and Philadelphia

Cairo is 7 hours ahead of Philadelphia right now. Their working days overlap for 1 hour: 4 PM to 5 PM in Cairo, which is 9 AM to 10 AM in Philadelphia. The easiest time to meet is 4 PM in Cairo (9 AM in Philadelphia).

Tue 5:56 PMCairo · Eastern European Standard TimeTue 10:56 AMPhiladelphia · Eastern 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.

CairoPhiladelphia
6 AM11 PM day beforeBoth off
7 AM12 AMBoth off
8 AM1 AMBoth off
9 AM2 AMCairo at work
10 AM3 AMCairo at work
11 AM4 AMCairo at work
12 PM5 AMCairo at work
1 PM6 AMCairo at work
2 PM7 AMCairo at work
3 PM8 AMCairo at work
4 PM9 AMEasiest time
5 PM10 AMPhiladelphia at work
6 PM11 AMPhiladelphia at work
7 PM12 PMPhiladelphia at work
8 PM1 PMPhiladelphia at work
9 PM2 PMPhiladelphia at work
10 PM3 PMPhiladelphia at work

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 / Philadelphia)
Now to March 14, 20277 hours ahead4 PM–5 PM (1 hour)4 PM / 9 AM
March 14, 2027 to April 30, 2027
clocks in Philadelphia go forward		6 hours ahead3 PM–5 PM (2 hours)4 PM / 10 AM
April 30, 2027 to October 28, 2027
clocks in Cairo go forward		7 hours ahead4 PM–5 PM (1 hour)4 PM / 9 AM
October 28, 2027 to November 7, 2027
clocks in Cairo go back		6 hours ahead3 PM–5 PM (2 hours)4 PM / 10 AM
November 7, 2027 onward
clocks in Philadelphia go back		7 hours ahead4 PM–5 PM (1 hour)4 PM / 9 AM

Philadelphia keeps the same clock as New York.

Which days work

Cairo works Sunday to Thursday and Philadelphia 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 Philadelphia's.

Questions people ask

What time is it in Philadelphia when it is 9 AM in Cairo?
2 AM in Philadelphia, while Cairo is 7 hours ahead.
When is the best time for a call between Cairo and Philadelphia?
4 PM in Cairo, which is 9 AM in Philadelphia. Both cities are at work from 4 PM to 5 PM Cairo time.
Does the time difference between Cairo and Philadelphia change during the year?
Yes — it changes 4 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 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 timeSydney and CairoNo shared working hours · fairest at 5 PM Sydney timeTokyo and Cairo1 hour of shared working day · meet at 4 PM Tokyo timeBerlin and Cairo7 hours of shared working day · meet at 10 AM Berlin timeChicago and CairoNo shared working hours · fairest at 8:30 AM Chicago timeDubai and Cairo6 hours of shared working day · meet at 1:30 PM Dubai timeParis and Cairo7 hours of shared working day · meet at 10 AM Paris time

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

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