The contributors of Flight-Report published 2 reviews on 1 airlines on the route Houston - George Bush Intercontinental Houston (IAH) → Amsterdam - Schiphol (AMS). The airline with the best average rating is KLM with 7.4/10. The average flight time is 15 hours and 10 minutes.
Airlines on this route are:
Frequent travelers recommend "KLM Lounge" at IAH for comfort and meals/catering.
Access to the airport of Houston (IAH) is rated as average; plan your trip in advance.