Map of flight path and driving directions from Houston to Portland.
Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Portland International Jetport (PWM).
How far is Portland from Houston?
There are several ways to calculate distances between Houston and Portland. Here are two common methods:Vincenty's formula (applied above)
- 1666.709 miles
- 2682.308 kilometers
- 1448.330 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
- 1665.143 miles
- 2679.788 kilometers
- 1446.970 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Time difference and current local times
The time difference between Houston and Portland is 1 hour. Portland is 1 hour ahead of Houston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 190 kg (420 pounds).
Frequent Flyer Miles Calculator
Houston (IAH) → Portland (PWM).