Sit on the Left side of the plane for the best views on flights from Copenhagen to Barcelona. While takeoff offers good views on the right, the landing approach on the left provides more dramatic and sustained visual interest with Montjuïc, the Mediterranean, and Barcelona's distinctive geography. The left side also captures the city's orientation and coastal setting more effectively during the critical descent phase.

During takeoff from Kastrup (CPH), sit on the Right side for the best views. CPH typically departs runways 04L/R or 22L/R. Right-side seats offer views of the Øresund Strait and Swedish coastline during climb-out, particularly if departing eastbound. The strait's distinctive narrow water passage and the Malmö waterfront are clearly visible within the first 10-15 minutes of flight. Notable sights include: Øresund Strait (the narrow sound between Denmark and Sweden), Malmö city and harbor (Swedish coast, east side), Amager Island (Copenhagen's southern district), Kastrup town directly below.

When landing at Barcelona (BCN), sit on the Left side for the best views. Barcelona typically lands on runways 07L/R or 25L/R. Left-side seats during approach offer views of the Mediterranean coast, the Montjuïc massif (the distinctive hill southwest of the city), and the city's waterfront districts. These features provide excellent orientation and visual interest during descent. Notable sights include: Montjuïc hill and its terraced slopes (southwest of city center), Mediterranean Sea coastline with beaches, Barcelona's port and waterfront (Barceloneta district), Collserola mountain range (northwest backdrop).

The flight from Kastrup (CPH) to Barcelona (BCN) takes Approximately 2 hours 15 minutes.

The flight path crosses the North Sea (if departing northeast), then proceeds south over Germany and France. Notable midpoint features include the Rhine Valley (visible if routing through that corridor), the Alps' northern foothills (depending on exact routing), and the Rhône Valley in southern France. The flight typically cruises at 33,000-35,000 feet, so ground features are small but identifiable. The transition from northern European plains to Mediterranean terrain becomes apparent in the final 45 minutes, with the Pyrenees potentially visible on the western horizon before descent into Barcelona.