Istanbul to Constanţa by bus
Constanţa lies 353 km (219 mi) north of Istanbul, in the same time zone. What the numbers say about getting there.
A coach takes about 6 h 35 min including stops, over roughly 431 km (268 mi) of road.
| Istanbul | Constanţa | |
|---|---|---|
| Country | Turkey | Romania |
| Population | 15.7 million | 317,832 |
| Elevation | 39 m (128 ft) | 40 m (131 ft) |
| Time now | UTC+3 (Europe/Istanbul) | UTC+3 (Europe/Bucharest) |
What changes when you arrive in Constanţa
Crossing from Turkey into Romania: money changes from the Lira to the Leu (RON); the dialling code becomes +40; the emergency number is http://www.wikidata.org/entity/Q1061257.
Where to book buses from Istanbul to Constanţa
We take no bookings for these providers and hold no reservation with them. The provider you choose handles payment, confirmation, changes and refunds. How that works.
Staying in Constanţa
Live rooms and prices for Constanţa are in the search below.
Book a hotel in Constanţa
Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.
Common questions
How far is Constanţa from Istanbul?
353 km (219 mi) in a straight line, north of Istanbul; by road roughly 431 km (268 mi).
How long does it take to get from Istanbul to Constanţa by bus?
About 6 h 35 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Istanbul and Constanţa?
No, both are on the same offset at the moment.
What currency do I need in Constanţa?
The Leu (RON).
Where these facts come from
- GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
- Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
- OurAirports (public domain): airports, runways
- Natural Earth (public domain): map outlines
Data compiled 14 September 2026. Hotel and hostel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.