How far is Seattle, WA, from Portland, OR?
The distance between Portland (Portland International Airport) and Seattle (Seattle–Tacoma International Airport) is 129 miles / 208 kilometers / 112 nautical miles.
The driving distance from Portland (PDX) to Seattle (SEA) is 162 miles / 261 kilometers, and travel time by car is about 3 hours 15 minutes.
Portland International Airport – Seattle–Tacoma International Airport
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Distance from Portland to Seattle
There are several ways to calculate the distance from Portland to Seattle. Here are two standard 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 planet.
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 – the shortest distance between two points).
How long does it take to fly from Portland to Seattle?
The estimated flight time from Portland International Airport to Seattle–Tacoma International Airport is 44 minutes.
What is the time difference between Portland and Seattle?
Flight carbon footprint between Portland International Airport (PDX) and Seattle–Tacoma International Airport (SEA)
On average, flying from Portland to Seattle generates about 44 kg of CO2 per passenger, and 44 kilograms equals 97 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Portland to Seattle
See the map of the shortest flight path between Portland International Airport (PDX) and Seattle–Tacoma International Airport (SEA).
Airport information
| Origin | Portland International Airport |
|---|---|
| City: | Portland, OR |
| Country: | United States  |
| IATA Code: | PDX |
| ICAO Code: | KPDX |
| Coordinates: | 45°35′19″N, 122°35′52″W |
| Destination | Seattle–Tacoma International Airport |
|---|---|
| City: | Seattle, WA |
| Country: | United States |
| IATA Code: | SEA |
| ICAO Code: | KSEA |
| Coordinates: | 47°26′56″N, 122°18′32″W |
Airlines flying from Portland (PDX) to Seattle (SEA)
| Alaska Airlines |
| United Airlines |