Air Miles Calculator

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

Distance from Seattle to Portland (Boeing Field – Portland International Airport) is 135 miles / 217 kilometers / 117 nautical miles.

How far is Portland from Seattle?

There are several ways to calculate distances between Seattle and Portland. Here are two common methods:

Vincenty's formula (applied above)
  • 134.831 miles
  • 216.989 kilometers
  • 117.165 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
  • 134.866 miles
  • 217.046 kilometers
  • 117.195 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).

Flight duration

Estimated flight time from Boeing Field (BFI) to Portland International Airport (PDX) is 45 minutes.

Time difference and current local times

There is no time difference between Seattle and Portland.

Time Difference

Seattle
Portland

Seattle, WA

 PDT

Portland, OR

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 44 kg (96 pounds).

Airport information


A 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

B 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

Seattle to Portland flight path

Shortest flight path between Boeing Field (BFI) and Portland International Airport (PDX).

Frequent Flyer Miles Calculator

Seattle (BFI) → Portland (PDX).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
135
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
135

Round trip?