For direct flights, about 8 hours flying time. This is time 'in the air' and excludes ground activities.
The flight time is 17 hours, 7 minutes.
A random search for flights from London Heathrow (LHR) to Detroit Wayne (DTW) shows: OPTION 1: 8hr 25min Nonstop LHR - DTW Delta Air Lines Flt 5 Dep 09:15am 04Jun,Fri Flight Duration: 8hr 25min OPTION 2: 11hr 10min via Chicago OHare (ORD) LHR - ORD American Airlines Flt 47 Dep 12:50pm 04Jun,Fri ORD - DTW American Airlines Flt 4344 Dep 04:40pm 04Jun,Fri Flight Duration: 9hr 55min; Layover Time: 1hr 15min; Total Trip Time: 11hr 10min
About 7 to 7.5 hours.
A random search for flights from Chicago OHare (ORD) to Nairobi (NBO) shows: OPTION 1: 19hr 25min via London Heathrow (LHR) ORD - LHR British Airways Flt 294 Dep 05:10pm 15Jan,Fri LHR - NBO British Airways Flt 065 Dep 10:05am 16Jan,Sat Flight Duration: 16hr 05min; Layover Time: 3hr 20min; Total Trip Time: 19hr 35min OPTION 2: 19hr 45min via Istanbul Ataturk (IST) ORD - IST THY Turkish Airlines Flt 0006 Dep 09:25pm 15Jan,Fri IST - NBO THY Turkish Airlines Flt 1129 Dep 06:35pm 16Jan,Sat Flight Duration: 17hr 20min; Layover Time: 2hr 25min; Total Trip Time: 19hr 45min
The total flight time is approximately 8.5 hours, depending on layovers, delays and flight conditions, etc.
about 2 hours...
A random search for flights from Los Angeles (LAX) to Nairobi (NBO) shows: OPTION 1: 24hr 30min via Paris (CDG) LAX - CDG Air France Flt 0069 Dep 06:30pm 04Mar,Thu Connecting flight wait time 5hr 30min CDG - NBO Air France Flt 8004 Dep 07:30pm 05Mar,Fri Flight Duration: 19hr 00min; Layover Time 5hr 30min; Total Trip Time: 24hr 30min OPTION 2: 24hr 44min via Chicago O'Hare (ORD) & London Heathrow (LHR) LAX - ORD United Airlines Flt 958 Dep 09:51am 02Mar,Tue ORD - LHR British Airways Flt 294 Dep 05:10pm 02Mar,Tue LHR - NBO British Airways Flt 065 Dep 10:05am 03Mar,Wed Flight Duration: 20hr 07min; Layover Time: 4hr 37min; Total Trip Time: 24hr 44min OPTION 3: 25hr 30min via London Heathrow (LHR) LAX - LHR Virgin Atlantic Flt 8 Dep 06:00pm 03Mar,Wed Connecting flight wait time 6hr 30min LHR - NBO Kenya Airways Flt 101 Dep 07:00pm 04Mar,Thu Flight Duration: 19hr 00min; Layover Time: 6hr 30min; Total Trip Time: 25hr 30min
The average flight time is 10 hours, 44 minutes. This is only an approximation and flight times are likely to vary. Your airline will provide you with a flight time when you book a flight.
The flight time is approximately 6 hours, 55 minutes.
The average flight time is 14 hours, 27 minutes. This is only an approximation and flight times are likely to vary. Your airline will provide you with a flight time when you book a flight.
A random search for flights from Chicago OHare (ORD) to Mahe Isl (SEZ) shows: OPTION 1: 23hr 45min via London Heathrow (LHR) & Dubai (DXB) ORD - LHR British Airways Flt 298 Dep 10:05pm 14Aug,Fri LHR - DXB Emirates Airlines Flt 002 Dep 02:15pm 15Aug,Sat DXB - SEZ Emirates Airlines Flt 705 Dep 02:10am 16Aug,Sun Flight Duration: 19hr 05min; Layover Time: 4hr 40min; Total Trip Time: 23hr 45min
A flight from LHR to LAX would take about 11 hours. The distance covered in this flight would be 8,769 km.