✈ SEA → NBO
18H 1M IN ECONOMY = A FELONY AGAINST YOURSELF. UPGRADE.
Flight from Seattle to Nairobi
From Sea-Tac (SEA), USA North America → Jomo Kenyatta (NBO), Kenya Africa
How long is the flight from Seattle to Nairobi?
A nonstop flight from Seattle (SEA) to Nairobi (NBO) takes about 18 hours 1 minutes, covering a great-circle distance of 9,015 miles (14,508 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
18h 1m
Nonstop, scheduled
Distance
9,015 mi
14,508 km · great-circle
Avg speed
805 km/h
Door-to-door including taxi
Time zones & jet lag
Seattle timezone
UTC-7
America/Los_Angeles
Nairobi timezone
UTC+3
Africa/Nairobi
Time difference
+10h
10 hours ahead
Jet lag (rough)
~10d
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.