The contributors of Flight-Report published 7 reviews on 3 airlines on the route Chicago - Chicago O'Hare (ORD) → London - Heathrow (LHR). The airline with the best average rating is British Airways with 7.3/10. The average flight time is 7 hours and 35 minutes.
Airlines on this route are:
Frequent travelers recommend "United Polaris Lounge" at ORD for services and meals/catering.
The airport of Chicago (ORD) is rated as moderately efficient (security/immigration/police checks); make sure to arrive with sufficient time.
