Oslo to Cologne by train
Trains link Oslo (Norway) and Cologne (Germany) through the European rail network. Most journeys take around 8h 33m including one or two connections at major hubs.
Operators on this corridor include Vy, Deutsche Bahn (ICE).
Train fares are dynamic — typical range is €77 to €225. Advance-purchase tickets (1–2 months ahead) almost always beat walk-up prices.
Climate footprint: about 14 kg CO₂ per passenger by train vs roughly 160 kg by flight — taking the train saves ~146 kg on this distance.