CFR
București Nord – Ploiești Sud – Buzău – Iași
Statistics
405 km route distance
Average travel speed of 61 km/h
Greenhouse gas emissions per km by mode of transport
(in gCO2e per passenger)
this night train: 24
bus: 22 (0.9 times as much)
car (1 person): 192 (8 times as much)
plane: 389 (16 times as much)
IRN 1667
- București Nord
22:50 - Ploiești Sud
23:29 - Buzău
00:55 - Iași
05:26
București to Iași
Mid-June until early September from Constanța (dep 22:17)
Trip duration 6:36
IRN 1668
- Iași
22:45 - Vaslui
23:51 - Bârlad
00:43 - București Nord
05:28
Iași to București
Mid-June until early September to Constanța (arr 07:13)
Trip duration 6:43

Train information
Night train București – Iași
Take the night train on your next trip to București or Iași!
Have you ever travelled by night train to București or Iași? It's probably the most relaxing, fun, and eco-friendly way to get to your destination. The 405 km long train journey emits approximately 16 times less compared to a flight. Read more on the global warming reduction potential of night trains in our study on the topic.
When travelling with the IRN 1667 + IRN 1668 train, you can choose between the following categories:
- Normal seats: The cheapest option
- Couchette compartment: Simple, shelf-like beds in a cabin shared by usually 4-6 persons
- Sleeping compartment: Soft beds in a cabin typically shared by 1-3 persons, with a washing basin inside (and in some cases even with a private toilet and shower)
Travel by night train in Romania – timetable information
Please always verify timetable information with the operator when booking the train, and also prior to your departure.
IRN 1667 București Nord – Iași
Night train IRN 1667 departs from București Nord at 22:50, and arrives at Iași at 05:26. It has intermediate stops in Ploiești Sud and Buzău. The total trip duration is 6:36 hours. The train runs daily, but note the following information: Mid-June until early September from Constanța (dep 22:17).
IRN 1668 Iași – București Nord
The return trip, night train IRN 1668, departs from Iași at 22:45, and arrives at București Nord at 05:28. It has intermediate stops in Vaslui and Bârlad. The total trip duration is 6:43 hours. The train runs daily, but note the following information: Mid-June until early September to Constanța (arr 07:13).
Buy tickets for the night train from București to Iași
This night train line is operated by C.F.R. Călători S.A. and you can book tickets on their official website. We also recommend you read our tips and tricks page for booking international train tickets.
Do you find it too difficult to book night train tickets? Is your favourite line often sold out or are tickets way too expensive? You could think there is little to be done about that – but actually this can be solved politically: By improving conditions for both operators and travellers. Learn more on how we get more night trains in our General Position Paper, or join your local Back on Track group right away.