Tallinn to Copenhagen by train
Trains link Tallinn (Estonia) and Copenhagen (Denmark) through the European rail network. Most journeys take around 6h 58m including one or two connections at major hubs.
Operators on this corridor include Elron, DSB.
Train fares are dynamic — typical range is €65 to €191. Advance-purchase tickets (1–2 months ahead) almost always beat walk-up prices.
Climate footprint: about 12 kg CO₂ per passenger by train vs roughly 131 kg by flight — taking the train saves ~119 kg on this distance.