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Time difference between Rome and Istanbul

Istanbul is 1 hour ahead of Rome

Rome, Italy is UTC+1 · Istanbul, Türkiye is UTC+3 — on standard time

The gap is not the same all year

Every converter gives one number for this pair. That number is right for most of the year and wrong for part of it, because Rome goes forward on the last Sunday in March and back on the last Sunday in October and Istanbul does not change its clocks.

Rome / Istanbul clocksDifferenceHow long
summer / standard1 hour aheadabout 30 weeks
standard / standard2 hours aheadabout 22 weeks

Istanbul stays put all year while Rome moves, so a meeting fixed in Istanbul's calendar shifts by an hour twice a year at Rome's end.

When they can both be at their desks

Nine-to-five in both cities overlaps for 7 hours — 9:00 AM to 4:00 PM in Rome, the same moment as 10:00 AM to 5:00 PM in Istanbul.

Rome to Istanbul, hour by hour

RomeIstanbul
12:00 AM1:00 AM
1:00 AM2:00 AM
2:00 AM3:00 AM
3:00 AM4:00 AM
4:00 AM5:00 AM
5:00 AM6:00 AM
6:00 AM7:00 AM
7:00 AM8:00 AM
8:00 AM9:00 AM
9:00 AM10:00 AM
10:00 AM11:00 AM
11:00 AM12:00 PM
12:00 PM1:00 PM
1:00 PM2:00 PM
2:00 PM3:00 PM
3:00 PM4:00 PM
4:00 PM5:00 PM
5:00 PM6:00 PM
6:00 PM7:00 PM
7:00 PM8:00 PM
8:00 PM9:00 PM
9:00 PM10:00 PM
10:00 PM11:00 PM
11:00 PM12:00 AM (next day)

On the usual gap of 1 hour.

Frequently asked questions

What is the time difference between Rome and Istanbul?

Istanbul is 1 hour ahead of Rome for most of the year. It is not the same all year — there is one other gap, because Rome goes forward on the last Sunday in March and back on the last Sunday in October and Istanbul does not change its clocks.

Is Istanbul ahead of Rome?

Yes — Istanbul is 1 hour ahead. Rome is UTC+1 and Istanbul is UTC+3 on standard time.

What time is 9 AM in Rome in Istanbul?

10:00 AM, on the usual gap.

When can Rome and Istanbul meet?

Standard nine-to-five hours overlap for 7 hours: 9:00 AM–4:00 PM in Rome, which is 10:00 AM–5:00 PM in Istanbul.

Other pairs

Every Rome pair · Every Istanbul pair · All city pairs · Time zones by abbreviation