Istanbul is usually 2 hours ahead of Lisbon. Lisbon observes daylight saving time and Istanbul does not, so the difference shifts by an hour around the changeovers.

IstanbulLisbon

Sunrise 5:51 AMSunset 8:31 PM(local)

Sunrise 6:30 AMSunset 8:57 PM(local)

Lisbon: daylight saving timeNow UTC+1. Next change: October 25, 2026 — clocks go back 1 hour.
IstanbulUTC+3
LisbonUTC+1

🇹🇷 Istanbul

Dialing code+90
Population15,701,602
Coordinates41.01°N, 28.95°E
Elevation39 m

🇵🇹 Lisbon

Dialing code+351
Population517,802
Coordinates38.73°N, 9.15°W
Elevation68 m

Best time for a call: 11:00–18:00 in IstanbulAdd to calendar

Working hours assumed 9:00–18:00.

Frequently asked questions

What is the time difference between Istanbul and Lisbon?
Istanbul is 2 hours ahead of Lisbon. Use the side-by-side clocks and the day/night strips above to convert any hour between them.
When is the best time to call between Istanbul and Lisbon?
The best window to call is 11:00–18:00 Istanbul time, when working hours overlap in both cities. Pick an hour on the strips to add it to your calendar.
Why does the time difference between Istanbul and Lisbon change?
Because at least one of Istanbul and Lisbon observes daylight saving time, the difference shifts by an hour when one city changes its clocks and the other has not yet (or does not).