Cheap Flights from San Francisco, CA to Singapore from $328

On Cheapflightsplus.com you will find 4 direct and 289 connecting flights from San Francisco to Singapore. You can compare airfare deals from 31 airlines and multiple travel sites from $328, book and save on cheap plane tickets and last minute offers. Also check out SFO-SIN flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from San Francisco to Singapore depends on and how to choose the most interesting flight option for you.

Distance between San Francisco and Singapore is 13582 miles. Time difference between the cities is 4h. Airplanes depart 00:20 to 23:55 from 3 San Francisco airports and arrive 00:20 to 23:55 to 4 Singapore airports. Average flight time is 16h 25m.

  • The fastest flight 16h 20m
  • Average flight time 16h 25m
  • The earliest flight 00:20
  • The latest flight 23:55
  • Distance 8440 ml

The cheapest months to travel to Singapore are august (from 385 $), january (from 385 $), september (from 419 $).

The most expensive months are february (from 777 $), june (from 655 $), may (from 541 $).

What is the lowest airfare San Francisco to Singapore?

The cheapest plane ticket found by our users is $328. This airfare is for economy class on one-way OZ211 flight by Asiana Airlines for May 21, 2026 which leaves San Francisco in San Francisco at 23:30 am and arrives at Singapore Changi at 21:30.

Economy class
$328
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Business class
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First class
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Flight Schedule San Francisco (California) to Singapore

07:30 — 05:15+2days
30h 45m flight time
Find flight
from$435
07:30 — 11:13 San Francisco — Calgary
WS1501 WestJet
3h 47m stop
15:00 — 15:35 Calgary — Vancouver
WS121 WestJet
6h 35m stop
22:10 — 05:15 Vancouver — Singapore
AC19 Air Canada
07:30 — 05:15+2days
30h 45m flight time
Find flight
from$435
07:30 — 11:13 San Francisco — Calgary
WS1501 WestJet
2h 47m stop
14:00 — 14:35 Calgary — Vancouver
WS119 WestJet
7h 35m stop
22:10 — 05:15 Vancouver — Singapore
AC19 Air Canada
07:30 — 05:15+2days
30h 45m flight time
Find flight
from$435
07:30 — 11:13 San Francisco — Calgary
WS1501 WestJet
1h 47m stop
13:00 — 13:35 Calgary — Vancouver
WS117 WestJet
8h 35m stop
22:10 — 05:15 Vancouver — Singapore
AC19 Air Canada
07:30 — 05:15+2days
30h 45m flight time
Find flight
from$463
07:30 — 11:13 San Francisco — Calgary
WS1501 WestJet
4h 47m stop
16:00 — 16:35 Calgary — Vancouver
WS123 WestJet
5h 35m stop
22:10 — 05:15 Vancouver — Singapore
AC19 Air Canada
11:10 — 18:35+1day
16h 25m flight time
Find flight
from$782
San Francisco — Singapore
UA29 United Airlines
11:30 — 19:10+1day
16h 40m flight time
Find flight
from$644
San Francisco — Singapore
SQ31 Singapore Airlines
12:20 — 00:45+2days
21h 25m flight time
Find flight
from$477
11:00 — 15:20 San Francisco — Tokyo
NH7 All Nippon Airways
3h stop
18:20 — 00:55 Tokyo — Singapore
NH801 All Nippon Airways
12:40 — 23:40+2days
20h flight time
Find flight
from$475
11:30 — 17:30 San Francisco — Seoul
KE24 Korean Air
1h 20m stop
18:35 — 00:10 Seoul — Singapore
KE645 Korean Air
12:40 — 05:00+2days
25h 20m flight time
Find flight
from$475
11:40 — 17:40 San Francisco — Seoul
KE24 Korean Air
6h 15m stop
23:10 — 05:00 Seoul — Singapore
KE647 Korean Air
12:40 — 19:55+2days
40h 15m flight time
Find flight
from$475
11:40 — 17:40 San Francisco — Seoul
KE24 Korean Air
21h 25m stop
14:35 — 20:25 Seoul — Singapore
KE643 Korean Air
12:40 — 21:30+2days
41h 50m flight time
Find flight
from$475
12:40 — 17:20 San Francisco — Seoul
KE24 Korean Air
22h 50m stop
16:10 — 21:30 Seoul — Singapore
OZ751 Asiana Airlines
14:45 — 05:15+2days
23h 30m flight time
Find flight
from$429
14:45 — 17:10 San Francisco — Vancouver
WS1801 WestJet
5h stop
22:10 — 05:15 Vancouver — Singapore
AC19 Air Canada
22:05 — 05:25+2days
16h 20m flight time
Find flight
from$890
San Francisco — Singapore
SQ33 Singapore Airlines
22:50 — 06:15+2days
16h 25m flight time
Find flight
from$1448
San Francisco — Singapore
UA1 United Airlines
23:30 — 21:30+2days
31h flight time
Find flight
from$328
23:30 — 04:30 San Francisco — Seoul
OZ211 Asiana Airlines
11h 40m stop
16:10 — 21:30 Seoul — Singapore
OZ751 Asiana Airlines
Full flight schedule will help you in detecting at what time planes fly from San Francisco to Singapore. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on January 25, 2026.

Popular Airlines on the Route

The flight San Francisco — Singapore is served by 31 regular airline and 3 low-cost airlines. Most of the flights on this route are operated by Philippine Airlines - 4 departures per week at the price of from $ 558 . And the most expensive tickets are offered by Air China Limited airline - from $ 17480.

Direct flights

There are 4 nonstop flights on the route. The fastest direct flight is SQ33 by Singapore Airlines takes 16h 20m and the cheapest is OZ211 by Asiana Airlines for $644.

  • UA - United Airlines
    from $782
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  • SQ - Singapore Airlines
    from $644
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See more direct flights

Connecting Flights

There are 289 flights with layovers on the route. The fastest connecting flight is BR17 by EVA Airways Corporation takes 19h 45m and the cheapest is OZ211 by Asiana Airlines for $328.

  • PR - Philippine Airlines
    from $558
    Find
  • JL - Japan Airlines - JAL
    from $1081
    Find
  • UA - United Airlines
    from $656
    Find
  • LX - SWISS International Air Lines
    from $2698
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  • JX - Jambojet
    from $516
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  • 6E - IndiGo
    from $709
    Find
  • BR - EVA Airways Corporation
    from $669
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  • IB - Iberia
    from $1043
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  • KE - Korean Air
    from $475
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  • MH - Malaysia Airlines
    from $1191
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  • WS - WestJet
    from $429
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  • CA - Air China Limited
    from $1837
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See more connecting flights

Airports

You can fly from San Francisco to Singapore from 3 airports (San Francisco, Embarkadero, China Basin Heliport).

San Francisco airports

  • San Francisco-SFO
    from $328
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  • Embarkadero-EMB
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  • China Basin Heliport-JCC
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Singapore airports

  • Changi-SIN
    Find
  • Paya Lebar-QPG
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  • Seletar-XSP
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  • Tengah-TGA
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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