Direct flights from San Francisco to Singapore SFO → SIN

Singapore Airlines and United Airlines fly nonstop from San Francisco (SFO) to Singapore (SIN), several times daily. The flight takes about 17h 55m and covers 8,439 miles (13,581 km). Arrivals run on time 64.6% at SFO — BTS data for the last three months, counting arrivals within 15 minutes of schedule. Schedule data from 4 June 2026.

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Singapore Airlines SQ United Airlines UA

Departure Schedule typical week

Typical weekly schedule · 28 flights per week (~4 per day) · Updated 86d ago

Singapore Airlines
14 flights per week (~2 per day)
Daily
11:45 21:30
United Airlines
14 flights per week (~2 per day)
Daily
11:10 22:50

More nonstops from San Francisco

SFO → LAS Las Vegas 12 airlines SFO → LAX Los Angeles 11 airlines SFO → SLC Salt Lake City 10 airlines SFO → ICN Seoul 7 airlines SFO → JFK New York 4 airlines SFO → PHX Phoenix 4 airlines SFO → SAN San Diego 4 airlines SFO → SEA Seattle 4 airlines

Frequently asked questions

Is there a direct flight from San Francisco to Singapore?

Yes, Singapore Airlines and United Airlines operate nonstop flights from San Francisco (SFO) to Singapore (SIN).

Which airlines fly direct from San Francisco to Singapore?

Singapore Airlines, United Airlines operate nonstop flights from San Francisco to Singapore.

How long is the flight from San Francisco to Singapore?

The nonstop flight from San Francisco to Singapore takes ~17h 55m (approximately 13581 km).

How often do direct flights operate from San Francisco to Singapore?

Nonstop flights from San Francisco to Singapore operate multiple daily — 28 flights per week (~4 per day).

What is the on-time performance for flights from San Francisco to Singapore?

Arrivals run on time 64.6% at SFO — BTS data for the last three months, counting arrivals within 15 minutes of schedule.

What days of the week are there direct flights from San Francisco to Singapore?

Direct flights from San Francisco to Singapore operate every day of the week. Singapore Airlines flies daily and United Airlines flies daily.

Explore More

SFO All direct flights from San Francisco SIN All direct flights from Singapore SIN → SFO Return: Singapore to San Francisco

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