Departure point: BrazilDestination point: London, United KingdomEstimated flight duration: 10 hours, 56 minutes
9-10 hrs according to this: http://travel.aol.co.uk/flight-duration/article/20060720054209990001
The distance from Rio de Janeiro, Brazil to London, England is 5708 miles (9186 km).Rio de Janeiro (RIO) to London (LON)Flight Duration 13 hours 35 mins
Baltimore, MD (BWI) to London (LON)Shortest Flight Duration 7 hours 20 mins
A flight from London, England to Hawaii, United States will have an estimated flight time of 14 to 15 hours.
Raleigh/Durham, NC (RDU) to London (LON)Shortest Flight Duration 7 hours 25 mins
London (LON) to Sydney (SYD)Flight Duration 21 hours 35 mins
Flight duration approx 20hr
The distance from Port Louis, Mauritius to London, England is 9712 kilometers. A nonstop flight takes on average, 12 hours, 32 minutes.
Toronto, ON (YTO) to London (LON) Shortest Flight Duration 7 hours 4 mins
A non-stop flight from Kuwait City, Kuwait to London, England on British Airways has a duration of 6 hours and 50 minutes. Flights that have one or two stops have a duration of 12 to 20 hours.
Around 13 hours or so, see:http://www.flightsite.org/flights/london-england-to-phuket-phuket/12008-13414/