Denver International Airport DEN to Amsterdam AMS flight with KLM

Amsterdam is within the Schengen Area. Passport and visa requirements depend on your nationality. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.

There is a time difference of 8 h between Denver International Airport, CO (DEN) and Amsterdam all year round.

The best events to attend in Amsterdam include:

• King's Day, national holiday celebrating the king's birthday with street markets and parties
• Amsterdam Dance Event, leading electronic music festival featuring performances and conferences
• Amsterdam Light Festival, annual light art festival showcasing installations along the canals
• Canal Parade, colorful boat parade celebrating LGBTQ+ pride in the city's canals.

The best holidays to experience in Amsterdam include:

• Easter, mild spring weather and blooming flowers
• Ascension Day, pleasant weather perfect for outdoor activities
• Whit Monday, a public holiday with local festivities and events
• Christmas, festive decorations and traditional markets throughout the city.

The best seasons to visit Amsterdam are Spring or Summer. The best weather to explore Amsterdam is during April-May or September-October.

For international flights we recommend to arrive 2.5 to 3 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.

Most airlines permit carry-on bags that fit within specific dimensions (e. G. 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.

Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs).
Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you.
Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.

The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.