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Cheap Flights from San Francisco (SFO) to Singapore (SIN)

View AU$507 flight on Tue, 11 Aug 2026Opens in a new window

Popular airlines from San Francisco International Airport (SFO) to Changi Airport (SIN)

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Cheap Flights from San Francisco (SFO) to Singapore (SIN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 3 Aug - Wed, 19 Aug
SFO
San Francisco
SIN
Singapore
AU$995 Return, found 19 hours ago
AU$995
Return
found 19 hours ago
Select United flight, departing Mon, 3 Aug from San Francisco to Singapore, returning Wed, 19 Aug, priced at AU$995 found 19 hours ago
All Nippon Airways
Wed, 5 Aug - Wed, 19 Aug
SFO
San Francisco
SIN
Singapore
AU$1,077 Return, found 3 days ago
AU$1,077
Return
found 3 days ago
Select All Nippon Airways flight, departing Wed, 5 Aug from San Francisco to Singapore, returning Wed, 19 Aug, priced at AU$1,077 found 3 days ago
Singapore Airlines
Thu, 29 Oct - Mon, 2 Nov
SFO
San Francisco
SIN
Singapore
AU$1,155 Return, found 23 hours ago
AU$1,155
Return
found 23 hours ago
Select Singapore Airlines flight, departing Thu, 29 Oct from San Francisco to Singapore, returning Mon, 2 Nov, priced at AU$1,155 found 23 hours ago
Korean Air
Thu, 29 Oct - Mon, 2 Nov
SFO
San Francisco
SIN
Singapore
AU$1,178 Return, found 23 hours ago
AU$1,178
Return
found 23 hours ago
Select Korean Air flight, departing Thu, 29 Oct from San Francisco to Singapore, returning Mon, 2 Nov, priced at AU$1,178 found 23 hours ago
Asiana Airlines
Thu, 1 Apr - Fri, 30 Apr
SFO
San Francisco
SIN
Singapore
AU$1,262 Return, found 4 days ago
AU$1,262
Return
found 4 days ago
Select Asiana Airlines flight, departing Thu, 1 Apr from San Francisco to Singapore, returning Fri, 30 Apr, priced at AU$1,262 found 4 days ago
Cathay Pacific
Thu, 29 Oct - Mon, 2 Nov
SFO
San Francisco
SIN
Singapore
AU$1,299 Return, found 23 hours ago
AU$1,299
Return
found 23 hours ago
Select Cathay Pacific flight, departing Thu, 29 Oct from San Francisco to Singapore, returning Mon, 2 Nov, priced at AU$1,299 found 23 hours ago
Air Canada
Fri, 30 Oct - Sun, 15 Nov
SFO
San Francisco
SIN
Singapore
AU$1,434 Return, found 23 hours ago
AU$1,434
Return
found 23 hours ago
Select Air Canada flight, departing Fri, 30 Oct from San Francisco to Singapore, returning Sun, 15 Nov, priced at AU$1,434 found 23 hours ago
Japan Airlines
Fri, 4 Sept - Sat, 19 Sept
SFO
San Francisco
SIN
Singapore
AU$1,470 Return, found 1 day ago
AU$1,470
Return
found 1 day ago
Select Japan Airlines flight, departing Fri, 4 Sept from San Francisco to Singapore, returning Sat, 19 Sept, priced at AU$1,470 found 1 day ago
Turkish Airlines
Fri, 30 Oct - Sun, 15 Nov
SFO
San Francisco
SIN
Singapore
AU$1,529 Return, found 23 hours ago
AU$1,529
Return
found 23 hours ago
Select Turkish Airlines flight, departing Fri, 30 Oct from San Francisco to Singapore, returning Sun, 15 Nov, priced at AU$1,529 found 23 hours ago
Philippine Airlines
Mon, 3 Aug - Wed, 19 Aug
SFO
San Francisco
SIN
Singapore
AU$1,581 Return, found 19 hours ago
AU$1,581
Return
found 19 hours ago
Select Philippine Airlines flight, departing Mon, 3 Aug from San Francisco to Singapore, returning Wed, 19 Aug, priced at AU$1,581 found 19 hours ago

Alternative airports near Singapore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Changi SIN. Cheapest option available. Average driving time to city centre is 18 minutes. Flights from AU$995
SIN
Changi
Cheapest
Average driving time to city centre18 min
Flights from AU$995

Find the cheapest month to fly from San Francisco (SFO) to Singapore (SIN)

February is typically the cheapest month to fly

From AU$925 - AU$2,311 per traveller.

Frequently asked questions

How much does a flight from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi) cost?
You can find cheap one-way flights from AU$507 and cheap return flights from AU$995 SFO to SIN with Expedia. One-way flights typically cost between AU$678 and AU$6,481. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when SFO to SIN ticket fares go up or down.
What is the cheapest month to fly from San Francisco, CA (SFO) to Singapore (SIN)?
The cheapest months to fly from San Francisco, CA (SFO) to Singapore (SIN) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi)?
There are 2 airlines offering direct flights from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi). These include:
  • Singapore Airlines operates 14 direct flights from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi) every week.
  • United operates 14 direct flights from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi) every week.
What is the cheapest airline that flies from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi)?
Air India offers one of the cheapest connecting return flights from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi) with a layover in Incheon Intl. (ICN), starting from around AU$1519. United is one of the cheapest airlines offering nonstop return flights from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi), with tickets starting from around AU$2164 for flights that can be booked for departure within the next year. These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from San Francisco, CA (SFO) to Singapore (SIN)?
To find a cheap flight from San Francisco, CA (SFO) to Singapore (SIN), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi)?
The best airline to fly with from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi) will differ from traveler to traveler. If you like to fly early, Singapore Airlines offers early morning flights. If price is the most important factor, Singapore Airlines typically offers the lowest fares. Alaska Airlines offers the most daily flights from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from San Francisco, CA (SFO) to Singapore (SIN)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi)?
You'll find approximately 4 nonstop flights per day from San Francisco International Airport (SFO) to Changi (SIN). For even more choices, look at flights that include layovers, as there are around 125 connecting flights per day. Some common connection points include Los Angeles International Airport (LAX), Seattle - Tacoma International Airport (SEA), and Vancouver International Airport (YVR).
What is the earliest flight from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi)?
The earliest flight from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi) typically departs around 12:05 AM local time. This service is operated by Cathay Pacific. This is a seasonal service, active in July and August. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi)?
You'll generally find the most flights from San Francisco International Airport (SFO) to Singapore Changi (SIN) on a Monday, with around 94 flights available. This gives you plenty of options to choose from for your travel plans. Major airlines on this route include Alaska Airlines, United, and American Airlines. Flight schedules are quite consistent throughout the week, so you'll have a good selection of flights regardless of the day you choose to fly.
What are the most popular departure times for flights from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi)?
The most popular departure times for flights from San Francisco Intl. (SFO) to Changi (SIN) are in the late evening, from 9pm to midnight. Many major carriers, including United, Cathay Pacific and Singapore Airlines, offer flights during this window. Many travellers prefer this timing as it allows you to maximize your day in San Francisco before your flight, and you'll arrive in Singapore ready to start your day.
How long does it take to fly from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi)?
A non-stop flight from San Francisco International Airport (SFO) to Singapore Changi (SIN) typically takes around 16 hours 30 minutes. This journey covers a distance of approximately 13,581 kilometres. If you opt for a flight with one stop, your travel time will be longer, usually around 21 hours. Flights with two or more stops generally take about 24 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from San Francisco, CA (SFO-San Francisco Intl.) to Singapore (SIN-Changi)?
Yes, you can fly business class or first class between SFO and SIN.Airlines that offer business class service on this route include:
  • Korean Air
  • KLM
  • China Eastern Airlines
  • Cathay Pacific
  • Air France
  • Lufthansa
  • Fiji Airways
  • Swiss International Air Lines
  • Emirates
  • Skywest Air
  • Turkish Airlines
  • China Southern Airlines
  • Japan Airlines
  • Qatar Airways
  • Vietnam Airlines
  • Singapore Airlines
  • Air India
  • Air China
  • British Airways
  • Air Canada
  • JetBlue Airways
  • Alaska Airlines
  • Asiana Airlines
  • Philippine Airlines
  • Aer Lingus
  • Delta
  • All Nippon Airways
  • United
  • Qantas Airways
  • Starlux Airlines
  • Virgin Atlantic
  • EVA Airways
  • American Airlines
  • China Airlines
  • Horizon Air
First class cabins are available on:
  • Air France
  • Lufthansa
  • Swiss International Air Lines
  • Emirates
  • Japan Airlines
  • British Airways
  • Alaska Airlines
  • Starlux Airlines
  • American Airlines
How do I earn miles on a San Francisco, CA (SFO) to Singapore (SIN) flight with Expedia?
It's easy to earn miles on a San Francisco, CA (SFO) to Singapore (SIN) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Singapore (SIN) from San Francisco, CA (SFO)?
If you're planning to travel to Singapore from San Francisco Intl. (SFO), you can fly directly into Changi (SIN). Some flights may connect through major hubs like Los Angeles Intl. (LAX), Seattle - Tacoma Intl. (SEA), or Vancouver Intl. (YVR) before reaching Singapore. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from San Francisco, CA (SFO) to Singapore (SIN) at the last minute?
Typically, booking a last minute flight from San Francisco, CA (SFO) to Singapore (SIN) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a San Francisco, CA (SFO) to Singapore (SIN) flight and hotel package?
Securing a San Francisco, CA (SFO) to Singapore (SIN) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Francisco, CA (SFO) to Singapore (SIN)?
If you booked your San Francisco, CA (SFO) to Singapore (SIN) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Changi
Airlines serving
Air Canada, Air France, Air India, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Malaysia Airlines, Philippine Airlines, Singapore Airlines, Turkish Airlines, United
Return price
AU$995
Distance
13501 km
Average flight time
31 hours 20 mins

Book with confidence

Your quick guide to flights from San Francisco to Singapore

Pick up great flights from San Francisco to Singapore

With Expedia, you have your pick of flights a day with 20 airlines covering flights from San Francisco to Singapore. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from San Francisco to Singapore that take around hours.

Find cheap flights from San Francisco to Singapore

From the great flight deals with prices currently ranging from AU$995 to AU$1,581, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from San Francisco to Singapore around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Singapore is normally in August.

Reasons to book your flight from San Francisco to Singapore with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from San Francisco to Singapore across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Singapore right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from San Francisco to Singapore

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*Available to Expedia members.