Flights from Singapore to San Francisco
Fares, airlines, flight time and both airports for SIN–SFO.
Route snapshot: Singapore to San Francisco
Singapore (SIN) to San Francisco (SFO) is 13,581 km, about 17h 29m flying nonstop. Airlines with flights or nonstop fares on this route include United Airlines. The lowest one-way fare seen recently was $413 with United Airlines (nonstop), departing 17 Sept 2026 — as of 11 Sept 2026.
Check fares, see which airlines fly this route, and sort out airports, visas, and what to do at the destination — all before you book.
When you land in San Francisco
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Getting out of San Francisco (SFO)
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Tours, tickets & day trips
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Compare live fares from Singapore to San Francisco across 750+ airlines.
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Why travelers watch this route
Fares seen
The lowest one-way fare seen was $413 with United Airlines (nonstop), departing 17 Sept 2026. Checked 11 Sept 2026 — fares move daily.
Seasonality
San Francisco has year-round travel demand, so fare differences often depend more on booking window and airline competition than on one single peak season.
Who flies it
Airlines with flights or nonstop fares here include United Airlines. More carriers may sell it with a connection.
Airlines flying Singapore to San Francisco
Carriers on SIN–SFO according to our route data and nonstop fares seen as of 11 Sept 2026. Not a complete list.
Singapore–San Francisco route intelligence
Updated analysis of the SIN–SFO corridor — distance, timing, and connecting options.
Route profile
Singapore (SIN) to San Francisco (SFO) is a ultra-long-haul corridor spanning approximately 13,580 km, with typical block time around 16h 45m.
Best time to book
Ultra-long-haul corridors reward early planners — fares are softest 12-16 weeks before departure. Premium-cabin awards open ~330 days out.
Demand-spike calendar: Singapore Airshow (alternating Februarys), Formula 1 (September), and the Lunar New Year window are the predictable price events. Business travel from London/SFO holds fares high mid-week year-round.
Connecting hubs to compare
If a nonstop on the SIN–SFO corridor is sold out or overpriced, one-stop itineraries through Tokyo (NRT), Seoul (ICN), Hong Kong (HKG) and Taipei (TPE) are typically the strongest alternatives — often 20-40% cheaper than nonstop, with 3-12 hours added to total journey time.
Visa & arrival
Passport-validity and visa requirements differ between Singapore and — most arriving travellers need at least six months of remaining passport validity. Check AirConnect's visa checker for your nationality before booking, especially if you plan to connect through a third country en route.
Direct & Connecting Flights
Nonstop flights link Singapore (SIN) and San Francisco (SFO), taking about 17h 29m. Connecting itineraries can be cheaper but take longer.
Fares & Price Guide
The lowest one-way fare seen on SIN–SFO was $413 USD (nonstop) as of 11 Sept 2026. Set a fare alert to be told when it drops.
About San Francisco
Flights arrive at San Francisco International Airport (SFO). See the destination guide for hotels, visa requirements and travel tips.
Plan this route beyond the fare
Use the wider AirConnect network to move from a route check into airports, airlines, visa, and trip planning.
Search SIN → SFO
See current Singapore to San Francisco fares on Trip.com.
Airport Guides
Check terminals, transport and arrival details for SIN and SFO.
Airline Route Maps
Explore the networks of airlines flying from Singapore and San Francisco.
San Francisco Planning
Turn this flight route into a full trip with destination, hotel and activity planning.
Price Alerts
Track fare drops on SIN–SFO and related city pairs.
Visa Guides
Check entry rules before booking flights from Singapore to San Francisco.
Explore related route clusters
These hubs help search engines and travelers understand where this corridor sits in the wider route graph.
Deals on Singapore → San Francisco
Limited-time offers — grab them before they're gone
Frequently asked questions — Singapore to San Francisco flights
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