Brussels to Copenhagen by train
Trains link Brussels (Belgium) and Copenhagen (Denmark) through the European rail network. Most journeys take around 6h 22m including one or two connections at major hubs.
Operators on this corridor include SNCB, DSB.
Train fares are dynamic — typical range is €61 to €178. Advance-purchase tickets (1–2 months ahead) almost always beat walk-up prices.
Climate footprint: about 11 kg CO₂ per passenger by train vs roughly 119 kg by flight — taking the train saves ~108 kg on this distance.