American Airlines
AA101
FlyMole21:45
SFO
San Francisco
16h 57m
via London
14:42
SIN
Singapore Changi
$671
per person

SFO → SIN · Singapore
$649
Cheapest fare
~17h
Flight time
8+
Airlines
5
Direct flights
American Airlines
AA101
FlyMole21:45
SFO
San Francisco
16h 57m
via London
14:42
SIN
Singapore Changi
$671
per person
British Airways
BA178
FlyMole06:00
SFO
San Francisco
16h 37m
22:37
SIN
Singapore Changi
$697
$581
per person
3 seats left!
Delta Air Lines
DL409
FlyMole21:45
SFO
San Francisco
17h 17m
15:02
SIN
Singapore Changi
$638
per person
United Airlines
UA144
FlyMole16:30
SFO
San Francisco
17h 23m
09:53
SIN
Singapore Changi
$732
$610
per person
1 seats left!
Lufthansa
LH401
FlyMole20:45
SFO
San Francisco
16h 57m
via London
13:42
SIN
Singapore Changi
$543
per person
1 seats left!
Emirates
EK208
FlyMole16:30
SFO
San Francisco
17h 18m
via London
09:48
SIN
Singapore Changi
$583
per person
4 seats left!
Qatar Airways
QR700
FlyMole16:30
SFO
San Francisco
16h 55m
09:25
SIN
Singapore Changi
$592
per person
1 seats left!
Virgin Atlantic
VS025
FlyMole13:15
SFO
San Francisco
17h 15m
06:30
SIN
Singapore Changi
$823
$686
per person
The San Francisco (SFO) to Singapore Changi (SIN) route is one of the most popular international routes. The average flight time is approximately 17 hours.
Typical fares for economy class start from $649.
American Airlines, British Airways, Delta Air Lines, United Airlines, Lufthansa, Emirates, Qatar Airways, Virgin Atlantic and more operate this route.
When planning your journey from San Francisco to Singapore Changi, the typical flight duration is around 17 to 19 hours, including layovers. Non-stop options are available, but are less common and can reach up to 18 hours. The best time to travel is generally between late May and early September, when Singapore enjoys drier weather and fewer rain showers. During this period, you’ll also find competitive fares and increased flight availability. Several major airlines operate on this route, including Singapore Airlines, United Airlines, and Cathay Pacific. Singapore Airlines is particularly renowned for its exceptional service and comfort, making it a favored choice among travelers. Prices and schedules vary, so it’s wise to compare and book early to secure the best rates. If you face layovers, consider flying through cities like Hong Kong or Tokyo, as they offer excellent international hubs with ample amenities for travelers. Additionally, be mindful of your layover duration; aim for at least a two-hour connection time to navigate customs and security without stress. Choosing the right layover can enhance your travel experience, providing an opportunity to stretch, refresh, and prepare for the next leg of your journey.