The contributors of Flight-Report published 4 reviews on 2 airlines on the route Chicago - Chicago O'Hare (ORD) → Beijing - Beijing Capital (PEK). The airline with the best average rating is Hainan Airlines with 8.0/10. The average flight time is 13 hours and 2 minutes.
Airlines on this route are:
Frequent travelers recommend "United First International Lounge" at ORD for meals/catering and comfort.
The airport of Chicago (ORD) is rated as moderately efficient (security/immigration/police checks); make sure to arrive with sufficient time.
The airport of Beijing (PEK) is rated as being moderately efficient (security/immigration/police checks); be patient.