The contributors of Flight-Report published 3 reviews on 2 airlines on the route Reykjavík - Keflavík Airport (KEF) → London - Heathrow (LHR). The airline with the best average rating is Icelandair with 7.3/10. The average flight time is 2 hours and 58 minutes.
Airlines on this route are:
Frequent travelers recommend "Saga Lounge" at KEF for comfort and services.
London has 1 other airport with flights arriving from Reykjavík : London - Gatwick (LGW)
