Is there a direct flight from SIN to SFO?

Yes, there are direct flights from SIN (SIN) to SFO (SFO).

How long does it take to fly from SIN to SFO?

The fastest route from SIN to SFO takes approximately 0 hours and 5 minutes.

How long does it take to recover from jetlag on this route?

Based on circadian science, jetlag recovery for the SIN to SFO route typically takes 2.0 days with proper light exposure and sleep timing adjustments.

What is the distance from SIN to SFO?

The great circle distance from SIN (SIN) to SFO (SFO) is approximately 13,580 kilometers (8,438 miles).

SIN → SFO

Direct Available

SIN to SFO

Singapore to United States

Distance

13,580 km

Fastest

Recovery

~2.0 days

Options

46 routes

Westbound Flight

-16h shift

Westward travel is easier — your body clock moves backward naturally

Best Jetlag Score

3/100

Minimal impact

Tip: Stay awake until local bedtime on arrival. Seek afternoon/evening light to delay your body clock.

Quick Comparison

Best routes for different priorities

Fastest

2h 59m

1 stop via LAX

Easiest Recovery

3/100

~2.0 days recovery

Fewest Stops

1 stop

5h 20m • SQ

SQ AI

5h 20m•1 stop•

Safe(0.175)

3/ 100

~2.0d recovery

10h 15m•1 stop•

Safe(0.275)

3/ 100

~7.0d recovery

27h 15m•1 stop•

Safe(0.06)

3/ 100

~9.0d recovery

2h 59m•1 stop•

Safe(0.245)

4/ 100

~9.0d recovery

8h 45m•1 stop•

Safe(0.425)

4/ 100

~11.0d recovery

9h 16m•1 stop•

Safe(0.21)

4/ 100

~16.0d recovery

9h 30m•1 stop•

Safe(0.14)

4/ 100

~10.0d recovery

10h 25m•1 stop•

Safe(0.275)

4/ 100

~7.0d recovery

10h 35m•1 stop•

Safe(0.17)

4/ 100

~7.0d recovery

10h 40m•1 stop•

Safe(0.275)

4/ 100

~7.0d recovery

10h 45m•1 stop•

Safe(0.46)

4/ 100

~7.0d recovery

10h 55m•1 stop•

Safe(0.46)

4/ 100

~10.0d recovery

11h 45m•1 stop•

Safe(0.21)

4/ 100

~7.0d recovery

25h 10m•1 stop•

Safe(0.53)

4/ 100

~9.0d recovery

25h 10m•1 stop•

Safe(0.355)

4/ 100

~8.0d recovery

25h 25m•1 stop•

Safe(0.46)

4/ 100

~9.0d recovery

25h 25m•1 stop•

Safe(0.355)

4/ 100

~8.0d recovery

25h 35m•1 stop•

Safe(0.105)

4/ 100

~9.0d recovery

25h 51m•1 stop•

Safe(0.425)

4/ 100

~9.0d recovery

25h 55m•1 stop•

Safe(0.1)

4/ 100

~10.0d recovery

SIN

SGN

SFO

Origin & Destination

Singapore Changi

SIN, Singapore

San Francisco International

SFO, United States

Route overview

Direct flights available

Direct options

1-stop options

Timezone shift-16h west

Westward travel - easier adjustment

Airlines on Route

SQ AI KL MU CZ KJ EK UA

Recovery Facilities

SIN

SFO

Ground Transport

Explore More Routes

More flights from SIN

Other routes to SFO

Return flight

SFO SIN

Compare jetlag impact for the return journey