CA $536 Cheap Flights from San Francisco (SFO) to Singapore (SIN)

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

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

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

Prices were available within the past 7 days and start at CA $536 for one-way flights and CA $1,015 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Air India
Philippine Airlines
Air Canada
Cathay Pacific
Asiana Airlines
Korean Air
Delta
United
Vietnam Airlines

Frequently asked questions

How much is a flight from SFO to Changi Airport (SIN)?
Round-trip tickets from San Francisco Airport to Changi Airport (SIN) start from CA $1,015. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Intl. Airport (SFO) to Changi Airport (SIN)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from San Francisco Intl. Airport (SFO) to Changi Airport (SIN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for San Francisco Intl. Airport (SFO) to Singapore Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from SFO to Changi Airport (SIN)?
With a flight distance of 13,600 kilometers between San Francisco and Singapore, this is a long-haul journey. Make sure you drink plenty of water and take a short walk down the aisle every so often.
Which airlines fly direct from SFO to Singapore Airport?
Singapore Airlines (SQ) is a popular option. It operates 60 flights between SFO and Singapore Airport each month. United Airlines (UA) is another popular choice. It offers 60 flights each month. Between these two airlines, you’ll be able to find a great deal from San Francisco to Singapore.
Are SFO to SIN flight tickets cheaper when they're purchased at the last minute?
Booking last minute from San Francisco Intl. Airport (SFO) to Changi Airport (SIN) can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out entirely! If you’d prefer to play it safe and start planning early on, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines issue their prices so far in advance. Our advice? Check back often as prices are updated frequently.
*Available to Expedia members.