How is the flight distance measured?

Flight distances are measured as the great-circle (straight-line) distance between airports. Actual flight paths may be slightly longer due to air traffic routing and weather avoidance.

How long does the flight from Cape Town to Seattle take?

Flight time depends on the exact route and aircraft, but at roughly 16,443 km the typical non-stop flight takes 1–10 hours. Check the flight duration page for the exact average.

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Flight Distance: Cape Town to Seattle

16,443

Kilometres (km)

10,217

Miles (mi)

8,879

Nautical miles

About this flight distance

The great circle distance from Cape Town to Seattle is approximately 16,443 km. The typical flight time is 19h 50m.

This is the shortest possible distance between the two cities as the crow flies. Real flight paths are often slightly longer due to air traffic control routing, weather, and airspace restrictions.

Related route pages

→Direct flights Cape Town to Seattle →Flight duration Cape Town to Seattle →Cheapest day to fly Cape Town to Seattle →Flights Cape Town to Seattle

Nearby airports

Near Seattle

Boeing Field King County International Airport (BFI)9 km
Tacoma Narrows Airport (TIW)29 km
Snohomish County (Paine Field) Airport (PAE)51 km

Frequently Asked Questions

The great-circle distance from Cape Town to Seattle is approximately 16,443 km (10,217 miles).