Guide de ville
Copenhagen CPH: What to Do on a Layover
Nørrebro street food in 4 hours: Torvehallerne, smørrebrød, design shops.
Getting from the airport
CPH to city center: 57 minutes by rail (Ø Helsingborg - Malmö - København). Trains run every 30 minutes. Service runs 05:00 to 23:30. Skip the taxi unless your connection is under 5 hours.
What to do in Copenhagen
The stops worth making: Nyhavn harbour, Tivoli Gardens, Christiansborg Palace, New Nordic food. Rated above 4.4: Tivoli Gardens (4.5), Rosenborg Castle (4.6), Amalienborg Palace (4.5), Rådhuspladsen (4.4), The Round Tower (4.5). You do not need the full tourist circuit. Pick two and commit.
Visa and entry
Copenhagen is visa-free for US passports. No application, no fee. The border process at CPH is efficient. Expect 15 minutes or less.
How long do you need
Plan for at least 5 hours to leave the airport comfortably. The transit alone is 57 minutes each way. Up to 48 hours makes it a proper overnight.
CPH airport
CPH has 8 lounges. For short connections under 4 hours, the terminal is the destination: food options, showers, and enough space to reset before the next leg.