For a smooth departure, consider early check-in at Jewel, available up to 24 hours before your flight.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $678 (United Airlines) |
One-way from | $423 (United Airlines) |
Popular in | August |
Cheapest in | February |
Average price | $934 |
Good round-trip deal | $830 or less |
Good one-way deal | $520 or less |
Fly from
Fly to
Route
Depart
Return
Price
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Mon 2/9
10:20 pm-9:15 pm
Nonstop14h 55m
San Francisco
Mon 2/16
10:35 pm-8:00 am
Nonstop17h 25m
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Tue 1/27
10:10 am-9:00 am
Nonstop14h 50m
San Francisco
Wed 1/28
10:35 am-8:15 pm
Nonstop17h 40m
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Thu 1/29
10:00 am-8:50 am
Nonstop14h 50m
San Francisco
Mon 2/2
10:35 am-8:15 pm
Nonstop17h 40m
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Tue 3/10
6:00 pm-10:15 pm
1 stop19h 15m
San Francisco
Sun 3/22
12:25 pm-3:45 pm
1 stop36h 20m
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Wed 3/11
8:15 pm-10:15 pm
1 stop17h 00m
San Francisco
Sun 3/22
12:25 pm-5:40 am
1 stop26h 15m
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Thu 1/29
9:45 am-9:00 pm
1 stop27h 15m
San Francisco
Mon 2/2
9:45 pm-3:45 pm
1 stop26h 00m
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Sun 2/22
10:20 pm-9:15 pm
Nonstop14h 55m
San Francisco
Fri 2/27
10:35 am-8:15 pm
Nonstop17h 40m
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Sat 4/25
9:15 am-9:40 am
Nonstop15h 25m
San Francisco
Sat 5/2
11:30 am-7:10 pm
Nonstop16h 40m
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Wed 3/25
10:30 pm-11:57 pm
2 stops40h 27m
San Francisco
Wed 4/1
6:05 am-11:40 pm
2 stops26h 35m
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Wed 1/28
10:45 am-9:10 am
1 stop38h 25m
San Francisco
Sun 2/8
10:35 am-8:15 pm
Nonstop17h 40m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star |
Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Singapore to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, March is the cheapest month in which you can book a flight from Singapore to San Francisco (average of $510). Flying from Singapore to San Francisco in December is currently the most expensive (average of $684). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Singapore to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 26% versus a flight in the evening.
Travelers seeking maximum savings on their Singapore to San Francisco flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
About 18% of weekly flights between Singapore and San Francisco have experienced delays in the past year, with the average delay time being 126 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Singapore Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.
Food
Overall
Comfort
Boarding
Crew
Entertainment
Reviews
Anonymous,Nov 2025
TPE - CRK
Food
Overall
Comfort
Boarding
Crew
Entertainment
Reviews
Anonymous,Nov 2025
TPE - CRK
Food
Overall
Comfort
Boarding
Crew
Entertainment
Reviews
Anonymous,Nov 2025
TPE - CRK
Food
Overall
Comfort
Boarding
Crew
Entertainment
Reviews
Anonymous,Nov 2025
TPE - CRK
Food
Overall
Comfort
Boarding
Crew
Entertainment
Reviews
Anonymous,Nov 2025
TPE - CRK
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$598 | Average$856 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$648 | Average$1,047 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$663 | Average$864 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$820 | Average$896 | FlexibilityNo cancel fee | On-time74% |