What is the flight distance between STS and LKE?

Distance between Sonoma County Airport (STS) and Lake Union Sea Plane Base (LKE) is 1015 kilometers or 631 miles.

Distance From Sonoma County Airport to Lake Union Sea Plane Base (STS - LKE Distance)

Q: How long is the flight from STS to LKE?

Flight time from Sonoma County Airport, Santa Rosa, United States to Lake Union Sea Plane Base, Seattle, United States is 1 hours 15 minutes under avarage conditions.

Q: What is the time difference between Santa Rosa, United States and Seattle, United States?

Time difference between Santa Rosa (United States) and Seattle (United States) is 1 Hours. Seattle time is 1 Hours ahead of Santa Rosa. It is currently 20:22 in Sonoma County Airport (STS) and 21:22 in Lake Union Sea Plane Base (LKE).

The flight distance from Sonoma County Airport (STS) to Lake Union Sea Plane Base (LKE) is 631 miles. This is equivalent to 1015 kilometers or 548 nautical miles. The distance shown below is the straight line distance (may be called as flying or air distance) or direct flight distance between airports.

1015 kilometers is the distance from Sonoma County Airport, United States to Lake Union Sea Plane Base, United States.

Flight Duration between Santa Rosa, United States and Seattle, United States

Estimated flight time from Sonoma County Airport, Santa Rosa, United States to Lake Union Sea Plane Base, Seattle, United States is 1 hours 15 minutes under avarage conditions. The flight time calculator assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/hr or 434 knots. Your actual flying time may vary depending on wind speeds or weather conditions.

Time Difference Between the Airports • STS - LKE

Time difference between Santa Rosa (United States) and Seattle (United States) is 1 Hours.
Current local time in Santa Rosa is 2025-12-05, 20:22:16 PST and time in Seattle is 2025-12-05, 21:22:16 MST.
Seattle time is 1 Hours ahead of Santa Rosa.

Sonoma County Airport to Lake Union Sea Plane Base Flight Route Map - STS to LKE Flight Path

Location of Sonoma County Airport & Lake Union Sea Plane Base is given below.
Click the map to view Santa Rosa to Seattle nonstop flight path and travel direction.

Click to see flight route on Google Map between Santa Rosa, United States and Seattle, United States. .

Nonstop flight route between Santa Rosa, United States and Seattle, United States.

Sonoma County Airport
City:	Santa Rosa
Country:	United States
IATA Code:	STS
ICAO Code:	KSTS
GPS Coordinates:	Latitude: N 38° 30' 32.4'' Longitude: W 122° 48' 46.4''
Current time:	2025-12-05, 20:22:16 PST
Current weather:	Sonoma County Airport 15 day weather forecast

Lake Union Sea Plane Base
City:	Seattle
Country:	United States
IATA Code:	LKE
ICAO Code:	-
GPS Coordinates:	Latitude: N 47° 37' 44.4'' Longitude: W 122° 20' 20.4''
Current time:	2025-12-05, 21:22:16 MST
Current weather:	Lake Union Sea Plane Base 15 day weather forecast
Flights: