Economy fares · SFO to SIN
Our last fare check on this route was Oct 16, 2026, so its prices may have changed. Search below for today's fares.
Photo of San Francisco, where this route departs: Downtown San Francisco skyline with the Transamerica Pyramid. Frank Schulenburg, CC BY-SA 4.0, via Wikimedia Commons, cropped; the crop is shared under the same licence.
Distance
8,439 mi
SFO to SIN, straight line
Nonstop
Seen
in our Oct 16 check
Airlines seen
2
CX, UA
Fare checks
3
since Sep 23, 2026, latest Oct 16
United Airlines operates flights from San Francisco to Singapore, offering both nonstop and connecting routes across the Pacific. Comparing your options before booking helps you understand current pricing and find a flight that fits your schedule.
From 10 real fares found in our latest check. Prices are per person and can change.
10 real fares from our latest check, cheapest first. Prices are per person and can change until ticketed.
CX
1 stop · 32h 25m · Mon, Nov 30
CX
1 stop · 32h 25m · Mon, Nov 30
CX
1 stop · 32h 25m · Mon, Nov 30
CX
1 stop · 32h 25m · Mon, Nov 30
UA
Nonstop · 17h 35m · Mon, Nov 30
United Airlines currently appears in our flight data for the San Francisco to Singapore route. Travelers can choose between nonstop flights that take between 17 hours and 20 minutes and 17 hours and 35 minutes, or flights with 1 stop that extend the total journey to between 20 hours and 35 minutes and 20 hours and 55 minutes. Checking the live fares shown above will reveal which airline schedules match your travel dates.
The time of year you travel heavily influences current pricing. Based on our data, fares tend to rise sharply during the peak holiday travel month of December, while travel in November or January generally offers lower pricing. You can check the live fares shown above to see exactly how your preferred departure dates compare.
Remaining flexible with your travel dates is a practical way to manage costs on this route. Choosing a flight with 1 stop instead of a nonstop option sometimes changes the available fares, so it helps to compare both. Adjusting your departure by just a few days can expose different pricing tiers in the live fares shown above.
Nonstop flights are available on this route. A nonstop flight from San Francisco to Singapore takes between 17 hours and 20 minutes and 17 hours and 35 minutes. If you opt for a flight with 1 stop, expect a longer travel day with total journey times ranging from 20 hours and 35 minutes to 20 hours and 55 minutes.
ASAirspace lets you run a real live fare search with no booking fees added at checkout. If you want help comparing schedules or understanding the live fares shown above, our travel advisors are available on the phone. We present the facts clearly so you can make an informed decision on your next trip.
United Airlines currently appears in our recent search data for this route. Check the live fares shown above to see which carriers are operating on your specific travel dates.
A nonstop flight takes between 17 hours and 20 minutes and 17 hours and 35 minutes. Flights with 1 stop will take longer, generally ranging from 20 hours and 35 minutes to 20 hours and 55 minutes depending on the connection.
Yes. We have found nonstop options operated by United Airlines. You can filter the live fares shown above to only display nonstop schedules.
Pricing fluctuates based on demand. Our recent data indicates that traveling in November or January typically costs less than flying during the December holiday peak.
Booking several months in advance is generally a good practice for long international routes. Compare the live fares shown above regularly to understand the pricing trends for your travel window.
Yes. You can change your search criteria at the top of the page from a return trip to a one-way ticket to view current pricing for single legs.
Baggage policies vary by airline and ticket type. Always check the airline's baggage allowance before booking to understand what is included with your ticket.
We specialize in economy travel rather than business class fares. We recommend checking the live fares shown above to review standard seat pricing.
Our site focuses on standard travel rather than premium cabins. Compare the live fares shown above for United Airlines economy options.
We assist travelers looking for standard fares instead of premium flights. Speak to our travel advisors if you need help finding economy routes.
