Map of flight path and driving directions from Seattle to Allentown.
Shortest flight path between Seattle–Tacoma International Airport (SEA) and Lehigh Valley International Airport (ABE).
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).
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 257 kg (567 pounds).
Frequent Flyer Miles Calculator
Seattle (SEA) → Allentown (ABE).