The contributors of Flight-Report published 5 reviews on 2 airlines on the route London - Heathrow (LHR) → Vienna - Vienna (VIE). The airline with the best average rating is British Airways with 7.3/10. The average flight time is 2 hours and 15 minutes.
Airlines on this route are:
Frequent travelers recommend "United Club" at LHR for comfort and entertainment/wifi.
London has an another airport to go to Vienna : London - Gatwick (LGW)