City comparison · time difference and converter
Prague is 1 hour behind Cairo right now. Cairo sits in Egypt on Cairo; Prague sits in Czech Republic on Prague. They are roughly 2,633 km apart (1,636 mi), a flight of about 4h 06m. Cairo's metro holds around 21.7 million people; Prague's around 1.3 million.
Slot 1
10:00 / 09:00
Cairo / Prague
Both inside business hoursSlot 2
11:00 / 10:00
Cairo / Prague
Both inside business hoursSlot 3
12:00 / 11:00
Cairo / Prague
Both inside business hoursEach row is one hour in Cairo. Green rows are inside business hours in both cities; amber means only one side is at their desk; grey rows fall outside business hours in both.
No public holidays in Egypt or Czech Republic this month.
Great-circle distance
2,633 km
(1,636 mi)
Approximate flight
4h 06m
850 km/h cruise + 1h taxi/climb/descent
Jet lag
1h
Roughly 1 day to adjust per timezone crossed
The heatmap gives you the shape of the day. If you need to convert one specific hour — say a customer call or a release window — open the converter with both cities already loaded.
Open in converter →The difference between Cairo and Prague is not really a number, it's a daily rhythm. Prague is 1 hour behind Cairo on the clock today, but the lived version is that Cairo is ahead in the calendar, so by the time Prague comes online, half of Cairo's day is already gone. That gap, more than the raw offset, is what teams have to design around.
In Cairo, the working day picks up earliest in the financial districts — Cairo's downtown core wakes early and breaks for lunch at the usual hour. The mood in Prague is its own story: Prague settles into the evening at the usual hour, with the local commuter pattern setting the pace. If you are scheduling between the two, the heatmap above marks the rows where both patterns line up.
Daylight saving is the other thing to keep an eye on. Egypt either observes DST or holds a fixed offset year-round; Czech Republic follows the EU calendar (last Sunday of March and October). When the two changes are weeks apart, the offset between Cairo and Prague is one hour off the usual for that stretch — a cliff that catches recurring calendar invites unless your calendar app rebases them automatically. Pin the meeting to a city, not an offset, and the tool handles the rest.
For travellers, the 4h 06m flight is the short version of the story. The longer one is jet lag: roughly one day of adjustment per timezone crossed, which means a trip across the 1-hour gap costs about 1 groggy days on each side. Pilots and cabin crew swear by morning sunlight and an early walk; whatever your routine, the wall-clock numbers above are the source of truth for your first morning in the new city.