Map of flight path and driving directions from Portland to Lethbridge.
Shortest flight path between Portland International Airport (PDX) and Lethbridge Airport (YQL).
How far is Lethbridge from Portland?
There are several ways to calculate distances between Portland and Lethbridge. Here are two common methods:Vincenty's formula (applied above)
- 535.555 miles
- 861.893 kilometers
- 465.385 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
- 534.425 miles
- 860.073 kilometers
- 464.402 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 Portland and Lethbridge is 1 hour. Lethbridge is 1 hour ahead of Portland.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 104 kg (229 pounds).
Frequent Flyer Miles Calculator
Portland (PDX) → Lethbridge (YQL).