A random search for flights from Tokyo Narita (NRT) to London Heathrow (LHR) shows:
OPTION 1: 11hr 50min Nonstop
NRT - LHR British Airways Flt 6 Dep 10:55am 21May,Fri
Flight Duration: 11hr 50min
OPTION 2: 12hr 15min Nonstop
NRT - LHR Virgin Atlantic Flt 901 Dep 11:30am 21May,Fri
Flight Duration: 12hr 15min
Fares by one stop flights cost much less.
OPTION 3: 16hr 45min via Beijing Capital (PEK)
NRT - PEK Air China Flt 422 Dep 09:00am 21May,Fri
PEK - LHR Air China Flt 937 Dep 01:30pm 21May,Fri
Flight Duration: 15hr 10min; Layover Time: 1hr 35min; Total Trip Time: 16hr 45min
OPTION 4: 17hr 45min via Moscow (SVO) [Cheapest Option]
NRT - SVO Aeroflot - Russian Airlines Flt 576 Dep 12:00pm 21May,Fri
SVO - LHR Aeroflot - Russian Airlines Flt 247 Dep 08:45pm 21May,Fri
Flight Duration: 14hr 25min; Layover Time: 3hr 20min; Total Trip Time: 17hr 45min
Roughly 12 hours and 30 minutes
Edinburgh (EDI) to Tokyo (TYO)Shortest Flight Duration * 14 hours 0 mins * Via London Heathrow Apt, London (LHR)
flight time from heathrow to Singapore
A flight from Heathrow to Adelaide would take about 21 hours.
The flight from Cairo to Tokyo is 12 hours long.
the flight time from Paris to heathrow is 50 min to one houre
2.5 hours direct flight
The flight time is 6 hours.
How long flight from London to Karrachi
From London Heathrow to Cancun, Mexico flight time around 8 hours
1 hour
4.50 hours.
Easyjet have no flights out of Heathrow. Try Gatwick instead.