Air Miles Calculator

Distance between Seattle, WA (SEA) and Philadelphia, PA (PHL)

Distance from Seattle–Tacoma International Airport to Philadelphia International Airport is 2378 miles / 3827 kilometers / 2067 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 2378.215 miles
  • 3827.365 kilometers
  • 2066.612 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
  • 2372.183 miles
  • 3817.659 kilometers
  • 2061.371 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Seattle–Tacoma International Airport (SEA) to Philadelphia International Airport (PHL) is 5 hours 0 minutes.

Time difference and current local times

The time difference between Seattle and Philadelphia is 3 hours. Philadelphia is 3 hours ahead of Seattle.

Time Difference

Seattle
Philadelphia

Seattle, WA

 PST

Philadelphia, PA

 EST

Airport information


A Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

B Philadelphia International Airport
City: Philadelphia, PA
Country: United States Flag of United States
IATA Code: PHL
ICAO Code: KPHL
Coordinates: 39°52′18″N, 75°14′27″W

Map

Flight map from Seattle to Philadelphia.

Frequent Flyer Miles Calculator

Seattle (SEA) → Philadelphia (PHL).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
2378
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2378

Round trip?