Air Miles Calculator

Distance between Seattle, WA (BFI) and Petersburg, AK (PSG)

Flight distance from Seattle to Petersburg (Seattle Boeing Field – Petersburg James A. Johnson Airport) is 783 miles / 1260 kilometers / 680 nautical miles. Estimated flight time is 1 hour 58 minutes.

Driving distance from Seattle (BFI) to Petersburg (PSG) is 1275 miles / 2052 kilometers and travel time by car is about 34 hours 40 minutes.

Map of flight path and driving directions from Seattle to Petersburg.

Shortest flight path between Seattle Boeing Field (BFI) and Petersburg James A. Johnson Airport (PSG).

How far is Petersburg from Seattle?

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

Vincenty's formula (applied above)
  • 782.723 miles
  • 1259.671 kilometers
  • 680.168 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
  • 781.547 miles
  • 1257.778 kilometers
  • 679.146 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).

Airport information


A 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

B Petersburg James A. Johnson Airport
City: Petersburg, AK
Country: United States Flag of United States
IATA Code: PSG
ICAO Code: PAPG
Coordinates: 56°48′6″N, 132°56′42″W

Time difference and current local times

The time difference between Seattle and Petersburg is 1 hour. Petersburg is 1 hour behind Seattle.

Time Difference

Seattle, WA

 PDT

Petersburg, AK

 AKDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 133 kg (294 pounds).

Frequent Flyer Miles Calculator

Seattle (BFI) → Petersburg (PSG).

Distance:
783
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
783

Round trip?