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How far is Allentown, PA, from Seattle, WA?

The distance between Seattle (Seattle Boeing Field) and Allentown (Lehigh Valley International Airport) is 2343 miles / 3770 kilometers / 2036 nautical miles.

The driving distance from Seattle (BFI) to Allentown (ABE) is 2779 miles / 4472 kilometers, and travel time by car is about 49 hours 42 minutes.

Seattle Boeing Field – Lehigh Valley International Airport

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2343
Miles
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3770
Kilometers
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2036
Nautical miles

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Distance from Seattle to Allentown

There are several ways to calculate the distance from Seattle to Allentown. Here are two standard methods:

Vincenty's formula (applied above)
  • 2342.668 miles
  • 3770.159 kilometers
  • 2035.723 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 2336.602 miles
  • 3760.396 kilometers
  • 2030.451 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).

How long does it take to fly from Seattle to Allentown?

The estimated flight time from Seattle Boeing Field to Lehigh Valley International Airport is 4 hours and 56 minutes.

Flight carbon footprint between Seattle Boeing Field (BFI) and Lehigh Valley International Airport (ABE)

On average, flying from Seattle to Allentown generates about 257 kg of CO2 per passenger, and 257 kilograms equals 566 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Seattle to Allentown

See the map of the shortest flight path between Seattle Boeing Field (BFI) and Lehigh Valley International Airport (ABE).

Airport information

Origin Seattle Boeing Field
City: Seattle, WA
Country: United States Flag of United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″W
Destination Lehigh Valley International Airport
City: Allentown, PA
Country: United States Flag of United States
IATA Code: ABE
ICAO Code: KABE
Coordinates: 40°39′7″N, 75°26′26″W