Best Time to Meet: Istanbul & Oslo

Overlapping Business Hours

7 hours of overlap

Istanbul: 9:00 AM - 4:00 PM

Oslo: 8:00 AM - 3:00 PM

Use the interactive converter above to visually compare hours side-by-side.

Quick Reference

Istanbul
TRT (GMT+3)

No Daylight Saving Time

Oslo
CEST (GMT+2)

CET starts on Oct 25, 2026

Frequently Asked Questions

What is the best time to schedule a meeting between Istanbul and Oslo?
The best meeting window is during the 7 hours of overlapping business hours (see recommended slots above). Use the interactive converter on this page to explore additional time slots.
How many hours apart are Istanbul and Oslo?
Oslo is 1 hour behind Istanbul.
Does the overlap change with daylight saving time?
Oslo observes daylight saving time (CET starts on Oct 25, 2026) but Istanbul does not, so the overlap may shift by an hour seasonally. The interactive converter on this page always reflects the current offset, even across daylight saving transition.
Best Time to Meet: Istanbul & Oslo | Timezone App