Calculations with different methods
- 6642.650 miles
- 10690.309 kilometers
- 5772.305 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 6629.635 miles
- 10669.363 kilometers
- 5760.995 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Narita International Airport (NRT) to George Bush Intercontinental Airport (IAH) is 13 hours 4 minutes.
Time difference and current local times
The time difference between Tokyo and Houston is 14 hours. Houston is 14 hours behind Tokyo.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 853 kg (1 881 pounds).
Tokyo to Houston flight map.
Frequent Flyer Miles Calculator
Tokyo (NRT) → Houston (IAH).