The contributors of Flight-Report published 6 reviews on 2 airlines on the route Newark - Newark Liberty (EWR) → Zurich - Kloten (ZRH). The airline with the best average rating is SWISS with 7.8/10. The average flight time is 7 hours and 40 minutes.
Airlines on this route are:
Frequent travelers recommend "Lufthansa Business/Senator Lounge" at EWR for services and meals/catering.
The airport of Newark (EWR) is rated as moderately efficient (security/immigration/police checks); make sure to arrive with sufficient time.
Newark has an another airport to go to Zurich : Newark - John F Kennedy (JFK)