✈ SEA → OSL
9H 28M FLIGHT. TWO MOVIES, NO SLEEP, ONE EXISTENTIAL CRISIS.
Flight from Seattle to Oslo
From Sea-Tac (SEA), USA North America → Gardermoen (OSL), Norway Europe
How long is the flight from Seattle to Oslo?
A nonstop flight from Seattle (SEA) to Oslo (OSL) takes about 9 hours 28 minutes, covering a great-circle distance of 4,553 miles (7,328 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
9h 28m
Nonstop, scheduled
Distance
4,553 mi
7,328 km · great-circle
Avg speed
774 km/h
Door-to-door including taxi
Time zones & jet lag
Seattle timezone
UTC-7
America/Los_Angeles
Oslo timezone
UTC+2
Europe/Oslo
Time difference
+9h
9 hours ahead
Jet lag (rough)
~9d
Eastward — worse
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.