Air Miles Calculator

Distance between Portland, OR (PDX) and Seattle, WA (SEA)

Distance from Portland International Airport to Seattle–Tacoma International Airport is 129 miles / 208 kilometers / 112 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 129.232 miles
  • 207.979 kilometers
  • 112.300 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
  • 129.267 miles
  • 208.035 kilometers
  • 112.330 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 Portland International Airport (PDX) to Seattle–Tacoma International Airport (SEA) is 44 minutes.

Time difference and current local times

There is no time difference between Portland and Seattle.

Time Difference

Portland
Seattle

Portland, OR

 PST

Seattle, WA

 PST

Airport information


A Portland International Airport
City: Portland, OR
Country: United States Flag of United States
IATA Code: PDX
ICAO Code: KPDX
Coordinates: 45°35′19″N, 122°35′52″W

B 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

Map

Flight map from Portland to Seattle.

Frequent Flyer Miles Calculator

Portland (PDX) → Seattle (SEA).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
129
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
129

Round trip?