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Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Singapore to San Francisco. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Singapore to San Francisco, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
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Singapore — San Francisco
05/19/2026
Departure
Direct flight
UA2
starting at $494
Singapore — San Francisco
05/22/2026
Departure
Direct flight
UA28
starting at $1,202
Singapore — San Francisco
05/24/2026
Departure
Direct flight
UA2
starting at $494
Singapore — San Francisco
05/27/2026
Departure
Direct flight
UA2
starting at $537
Singapore — San Francisco
05/28/2026
Departure
Direct flight
UA002
starting at $472
Singapore — San Francisco
06/01/2026
Departure
Direct flight
UA028
starting at $980
Singapore — San Francisco
06/11/2026
Departure
Direct flight
UA2
starting at $476
Singapore — San Francisco
02/03/2027
Departure
Direct flight
SQ32
starting at $882
starting at $457
starting at $882
starting at $542
starting at $567
More than 4 airlines operate flights from Singapore to San Francisco, including United Airlines, Singapore Airlines, Cathay Pacific, and Asiana Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $457, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.
The cheapest one-way flight from Singapore to San Francisco departs on 06/11/2026, is operated by United Airlines and costs $457
There is no information about the cheapest roundtrip flight from Singapore to San Francisco
Fastest flight from Singapore to San Francisco takes 15h 10m
There are direct flights on this route 6 days a week: Su, Mo, Tu, We, Th, and Fr
The distance between Singapore and San Francisco is 13584km (8422 miles). There are 12 direct flights from Singapore to San Francisco. The time difference between Singapore and San Francisco is 16h. Flights from Singapore begin at 9:00 AM. The latest flight from Singapore departs at 8:35 PM
Singapore Changi Airport (SIN) is a major international hub known for strong premium and full-service carrier presence alongside a good selection of low-cost airlines, so fares can range from budget-friendly to higher-end depending on carrier and season. Located about 20–25 km east of the city centre, travel options include the efficient MRT (about 30–35 minutes), taxis or ride-hailing (25–40 minutes, fares varying by time and service), and airport buses (40–60 minutes, typically the cheapest). Changi is praised for passenger comfort, amenities and quick transfers, while its size can mean longer walks between gates; overall it’s typically convenient but may be busier during peak travel periods.
San Francisco International (SFO) is the region’s primary international hub, serving full-service carriers like United, Delta, and major global airlines alongside some low-cost operators — fares can be competitive but often skew higher for transpacific and peak-time flights. The airport sits about 13 miles south of downtown San Francisco; BART connects directly in roughly 30–40 minutes with fares typically in the USD 10–12 range, while driving or taxis take 25–40 minutes depending on traffic and can cost from about USD 40–70. SFO is strong on amenities and international connections, though security lines and traffic to/from the city can add time; it’s a good choice for long-haul and connecting itineraries but can be pricier than nearby secondary airports.
The cheapest flight ticket from Singapore to San Francisco according to data for the last 48 hours costs $457
Often the best time to buy tickets from Singapore to San Francisco is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Singapore to San Francisco can be found flying in these months: May, September, December.
The fastest flights from Singapore to San Francisco start from 15 hours 10 minutes in the air.
The following airlines operate direct flights on the route Singapore — San Francisco: United Airlines, Singapore Airlines
The cost of a one-way flight from Singapore to San Francisco ranges from $466 (May 2026) to $619 (December 2026). On average, the ticket price is about $545–$1,167.
Tickets from Singapore to San Francisco are getting more expensive each month. From May 2026 to December 2026, the increase reached 33%, with prices now at $619. It's unlikely to get cheaper than the current level.
The most significant price increase was from May 2026 to December 2026 — up 33%. The best time to fly is May 2026–September 2026, when the average price is $507. In September 2026–December 2026, tickets cost around $584.
Given the rising prices, it's best not to delay your purchase. Flying in May 2026–September 2026 can save you up to 13% compared to the most expensive months.
Price variation across months on this route is 11.4%. Your choice of departure month significantly affects the total flight cost.
