Heathrow to Russia on a direct flight: 6 hours and 15 minutes.
Heathrow to Russia on a one-stop flight: 8 hours and 15 minutes.
Manchester to Russia: 8 hours and 25 minutes.
Birmingham to Russia: 7 hours and 40 minutes.
Glasgow to Russia: 9 hours and 25 minutes.
Gatwick to Russia: 8 hours and ...