How far is Allentown from Seattle?
There are several ways to calculate distances between Seattle and Allentown. Here are two common methods:Vincenty's formula (applied above)
- 2343.579 miles
- 3771.625 kilometers
- 2036.515 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
- 2337.508 miles
- 3761.854 kilometers
- 2031.239 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).
Estimated flight time from Seattle–Tacoma International Airport (SEA) to Lehigh Valley International Airport (ABE) is 4 hours 56 minutes.
Time difference and current local times
The time difference between Seattle and Allentown is 3 hours. Allentown is 3 hours ahead of Seattle.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 261 kg (576 pounds).
Seattle to Allentown flight map.
Frequent Flyer Miles Calculator
Seattle (SEA) → Allentown (ABE).