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 Singapore to San Francisco take?

Flight time depends on the exact route and aircraft, but at roughly 13,580 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: Singapore to San Francisco

13,580

Kilometres (km)

8,438

Miles (mi)

7,333

Nautical miles

About this flight distance

The great circle distance from Singapore to San Francisco is approximately 13,580 km. The typical flight time is 16h 28m.

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 Singapore to San Francisco →Flight duration Singapore to San Francisco →Cheapest day to fly Singapore to San Francisco →Flights Singapore to San Francisco

Nearby airports

Near Singapore

Seletar Airport (XSP)16 km
Hang Nadim Airport (BTH)29 km
Senai International Airport (JHB)48 km

Near San Francisco

San Carlos Airport (SQL)16 km
Metropolitan Oakland International Airport (OAK)18 km
Norman Y. Mineta San Jose International Airport (SJC)49 km

Frequently Asked Questions

The great-circle distance from Singapore to San Francisco is approximately 13,580 km (8,438 miles).