How long does the flight from San Francisco to Singapore take?

Flight time from San Francisco (SFO) to Singapore (SIN) depends on routing, aircraft type, and whether the flight is direct or connecting. A direct flight typically reflects great-circle distance plus winds, while one-stop options can add several hours depending on the layover airport. Check the exact duration in the search results above, where we show block time per itinerary along with stop count.

Which airlines fly from San Francisco to Singapore?

Airline availability for SFO to SIN changes by season and sometimes week to week as carriers adjust capacity. Our search above pulls live schedules and returns the airlines currently selling this route, both direct and connecting. Codeshare and interline itineraries are included, so you may see results operated by one carrier but sold by another.

Are there direct flights from San Francisco to Singapore?

Direct (nonstop) availability on SFO to SIN varies by date, day of week, and season. Busy city pairs usually have multiple daily nonstops, while thinner routes may only have direct service a few days per week or only during peak seasons. Use our search above with flexible dates to see which days actually have nonstop options.

What is the cheapest month to fly from San Francisco to Singapore?

Prices on SFO to SIN shift with seasonality, school holidays, and major events at both ends. Our 12-month price calendar below the search results shows the lowest fare found per departure date, which makes it easy to spot the cheapest weeks at a glance. Flexibility of a few days around your target date often unlocks significantly lower fares.

San Francisco to Singapore flights

Direct and connecting flights from San Francisco (SFO) to Singapore (SIN). Compare airlines, aircraft, and fares.

Distance: 13,581 km (8,439 mi)
Flight time: ~16h 18m
Airlines: 2
Aircraft types: 2

Airlines flying SFO → SIN

Airline	Aircraft types	Observations
United Airlines	1	1
Singapore Airlines	1	1

Aircraft on this route

Boeing 787 — 1 operator
Airbus A350 — 1 operator

Airport details

Departure: San Francisco International Airport (SFO)

City: San Francisco
Country: US
IATA / ICAO: SFO / KSFO

Arrival: Singapore Changi Airport (SIN)

City: Singapore
Country: SG
IATA / ICAO: SIN / WSSS

Operating airlines

Singapore Airlines (SQ)
United Airlines (UA)

Distance: 13591 km. Duration: 1030 minutes.

Other routes from San Francisco

Other routes to Singapore

Typical fares by aircraft on this route

Aircraft	Median	Range	Operators
Airbus A350	€327	€324–772	Singapore Airlines

Based on 33 recent fare observations.

Frequently asked questions

How many airlines fly SFO to SIN?

2 airlines operate the SFO to SIN route in our 90-day observed dataset.

What aircraft fly the SFO-SIN route?

The most commonly observed aircraft on SFO to SIN include: Boeing 787, Airbus A350.

How long is the San Francisco to Singapore flight?

The estimated flight time from San Francisco (SFO) to Singapore (SIN) is approximately 16h 18m, based on a cruise speed of 850 km/h.

What's the distance from San Francisco to Singapore?

The great-circle distance from San Francisco (SFO) to Singapore (SIN) is approximately 13,581 km (8,439 miles).

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