Portland (PDX) to Amsterdam (AMS): ~10.5 Hours Nonstop

Flight time: 10 hours 30 minutes (typical nonstop).

Current Nonstop Service

• Delta Air Lines — daily (seasonal variations), Airbus A330-300 / A350-900.
• KLM Royal Dutch Airlines — codeshare on Delta metal; sometimes operates own 787-9/10.

Variables Affecting Duration

• Jet stream: Westbound (PDX→AMS) fights headwinds (+30–60 min); eastbound faster.
• Route: Great circle passes near Greenland, Iceland, Scotland.
• Airport slots/taxi: Add 30–60 min ground time.
• Schedule padding: Airlines block 10h45m–11h15m.

One-Stop Alternatives

Via SEA, SFO, LAX, YVR, JFK, BOS, LHR, CDG, FRA — 13–18h total. Sometimes cheaper.

Tips

• Book 3–6 months ahead for best fares.
• Choose seats on left side (north) for Greenland/Iceland views.
• Prepare for 9-hour time difference (PDX UTC-7/8, AMS UTC+1/2).

Delta/KLM's joint venture makes this a well-served transatlantic route with good connectivity onward to Europe, Africa, Middle East, India.