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Singapore Changi Airport to San Francisco International Airport flight

Explore the cheapest one-way and round-trip flights from Singapore Changi Airport to San Francisco International Airport over the next 90 days, with one-way fares from US$423 and round-trip from US$730. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SIN 09:05
        14h 45m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Mon, Nov 9 | Singapore Airlines
        SFO 22:40
        17h 20m
        Nonstop
        SIN 08:00
        San Francisco - Singapore | Sun, Nov 15 | United Airlines
        US$793 US$970
        18% off
        18% off
        US$970 US$793
      • SIN 09:05
        14h 45m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Tue, Nov 10 | Singapore Airlines
        SFO 22:40
        17h 20m
        Nonstop
        SIN 08:00
        San Francisco - Singapore | Sun, Nov 15 | United Airlines
        US$795 US$970
        18% off
        18% off
        US$970 US$795
      • SIN 23:10
        31h 20m
        1 stop
        SFO 14:30
        Singapore - San Francisco | Sun, Nov 8 | Asiana Airlines
        SFO 23:00
        30h 55m
        1 stop
        SIN 21:55
        San Francisco - Singapore | Thu, Nov 12 | Asiana Airlines
        US$730 US$970
        25% off
        25% off
        US$970 US$730
      • SIN 07:30
        18h 10m
        1 stop
        SFO 10:40
        Singapore - San Francisco | Tue, Oct 6 | Korean Air
        SFO 12:50
        25h 10m
        1 stop
        SIN 05:00
        San Francisco - Singapore | Tue, Oct 13 | Korean Air
        US$730
        25% off
        US$970 US$730
      • SIN 23:10
        31h 20m
        1 stop
        SFO 14:30
        Singapore - San Francisco | Thu, Nov 12 | Asiana Airlines
        SFO 23:00
        30h 55m
        1 stop
        SIN 21:55
        San Francisco - Singapore | Sun, Nov 15 | Asiana Airlines
        US$730
        25% off
        US$970 US$730
      • SIN 07:30
        18h 10m
        1 stop
        SFO 10:40
        Singapore - San Francisco | Tue, Sep 22 | Korean Air
        SFO 12:50
        25h 10m
        1 stop
        SIN 05:00
        San Francisco - Singapore | Mon, Sep 28 | Korean Air
        US$731
        25% off
        US$970 US$731
      • SIN 23:10
        31h 20m
        1 stop
        SFO 14:30
        Singapore - San Francisco | Sun, Nov 1 | Asiana Airlines
        SFO 23:00
        30h 55m
        1 stop
        SIN 21:55
        San Francisco - Singapore | Tue, Nov 3 | Asiana Airlines
        US$732
        25% off
        US$970 US$732
      • SIN 23:10
        31h 20m
        1 stop
        SFO 14:30
        Singapore - San Francisco | Mon, Nov 2 | Asiana Airlines
        SFO 23:00
        30h 55m
        1 stop
        SIN 21:55
        San Francisco - Singapore | Wed, Nov 4 | Asiana Airlines
        US$732
        25% off
        US$970 US$732
      • SIN 23:10
        31h 20m
        1 stop
        SFO 14:30
        Singapore - San Francisco | Tue, Nov 3 | Asiana Airlines
        SFO 23:00
        30h 55m
        1 stop
        SIN 21:55
        San Francisco - Singapore | Mon, Nov 9 | Asiana Airlines
        US$732
        25% off
        US$970 US$732
      • SIN 23:10
        31h 20m
        1 stop
        SFO 14:30
        Singapore - San Francisco | Mon, Nov 9 | Asiana Airlines
        SFO 23:00
        30h 55m
        1 stop
        SIN 21:55
        San Francisco - Singapore | Mon, Nov 16 | Asiana Airlines
        US$732
        25% off
        US$970 US$732
      • SIN 22:50
        31h 40m
        1 stop
        SFO 15:30
        Singapore - San Francisco | Tue, Oct 13 | Asiana Airlines
        SFO 23:20
        31h 10m
        1 stop
        SIN 21:30
        San Francisco - Singapore | Tue, Oct 20 | Asiana Airlines
        US$732
        25% off
        US$970 US$732
      • SIN 22:50
        31h 40m
        1 stop
        SFO 15:30
        Singapore - San Francisco | Mon, Oct 19 | Asiana Airlines
        SFO 23:00
        31h 55m
        1 stop
        SIN 21:55
        San Francisco - Singapore | Sun, Oct 25 | Asiana Airlines
        US$732
        25% off
        US$970 US$732
      • SIN 22:50
        31h 40m
        1 stop
        SFO 15:30
        Singapore - San Francisco | Tue, Oct 20 | Asiana Airlines
        SFO 23:00
        31h 55m
        1 stop
        SIN 21:55
        San Francisco - Singapore | Mon, Oct 26 | Asiana Airlines
        US$732
        25% off
        US$970 US$732
      • SIN 22:50
        31h 40m
        1 stop
        SFO 15:30
        Singapore - San Francisco | Wed, Oct 21 | Asiana Airlines
        SFO 23:00
        31h 55m
        1 stop
        SIN 21:55
        San Francisco - Singapore | Tue, Oct 27 | Asiana Airlines
        US$732
        25% off
        US$970 US$732
      • SIN 13:00
        17h 25m
        1 stop
        SFO 14:00
        Singapore - San Francisco | Fri, Sep 18 | Normal Airline
        SFO 15:00
        6h
        Nonstop
        SIN 16:00
        San Francisco - Singapore | Sun, Sep 20 | Normal Airline
        More cheap flights
        More cheap flights
      • Cheapest nonstop
        SIN 09:05
        14h 45m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Fri, Nov 13 | Singapore Airlines
        US$423 US$547
        23% off
        23% off
        US$547 US$423
      • SIN 09:15
        14h 35m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Mon, Nov 2 | Singapore Airlines
        US$434 US$547
        21% off
        21% off
        US$547 US$434
      • SIN 09:15
        14h 35m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Sun, Nov 8 | Singapore Airlines
        US$435 US$547
        20% off
        20% off
        US$547 US$435
      • SIN 09:15
        14h 35m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Sun, Nov 1 | Singapore Airlines
        US$435
        20% off
        US$547 US$435
      • SIN 09:15
        14h 35m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Fri, Nov 6 | Singapore Airlines
        US$437
        20% off
        US$547 US$437
      • SIN 09:05
        14h 45m
        Nonstop
        SFO 08:50
        Singapore - San Francisco | Wed, Oct 28 | Singapore Airlines
        US$437
        20% off
        US$547 US$437
      • SIN 09:05
        14h 45m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Tue, Nov 3 | Singapore Airlines
        US$440
        20% off
        US$547 US$440
      • SIN 09:15
        14h 35m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Sat, Nov 7 | Singapore Airlines
        US$441
        19% off
        US$547 US$441
      • SIN 20:35
        15h 30m
        Nonstop
        SFO 21:05
        Singapore - San Francisco | Wed, Oct 14 | United Airlines
        US$442
        19% off
        US$547 US$442
      • SIN 09:05
        14h 45m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Wed, Nov 4 | Singapore Airlines
        US$442
        19% off
        US$547 US$442
      • SIN 09:05
        14h 45m
        Nonstop
        SFO 07:50
        Singapore - San Francisco | Thu, Nov 5 | Singapore Airlines
        US$443
        19% off
        US$547 US$443
      • SIN 09:15
        15h 35m
        Nonstop
        SFO 09:50
        Singapore - San Francisco | Sat, Oct 24 | Singapore Airlines
        US$448
        18% off
        US$547 US$448
      • SIN 13:00
        17h 25m
        1 stop
        SFO 14:00
        Singapore - San Francisco | Fri, Sep 18 | Normal Airline
        More cheap flights
        More cheap flights

Displayed flight fares from Singapore Changi Airport to San Francisco International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Singapore Changi Airport to San Francisco International Airport

Which month offers the lowest one-way fares when flying from Singapore Changi Airport to San Francisco International Airport?

Data is based on the past 12 months. It shows the average one-way fares by month for flights from Singapore Changi Airport to San Francisco International Airport on Trip.com.

Based on Trip.com data from the past 12 months, for cheaper one-way flights from Singapore Changi Airport to San Francisco International Airport, it is best to book in November, when average fares are US$500. Try to avoid April, as fares peak at around US$1,384.

US$1,384
US$942
US$500
US$58
    Cheapest
  • US$645
    Sep
  • US$579
    Oct
  • US$500
    Nov
  • US$689
    Dec
  • US$636
    Jan
  • US$716
    Feb
  • US$1,139
    Mar
  • US$1,384
    Apr
  • US$583
    May
  • US$695
    Jun
  • US$948
    Jul
  • US$809
    Aug

Which month offers the lowest round-trip fares from Singapore Changi Airport to San Francisco International Airport?

Data is based on the past 12 months. It shows the average round-trip fares by month for flights from Singapore Changi Airport to San Francisco International Airport on Trip.com.

Based on Trip.com data from the past 12 months, February usually offers the lowest round-trip fares from Singapore Changi Airport to San Francisco International Airport, with an average price of US$874. August is typically the most expensive month, with average fares reaching US$1,561.

US$1,561
US$1,218
US$874
US$531
    Cheapest
  • US$1,253
    Sep
  • US$1,147
    Oct
  • US$1,157
    Nov
  • US$1,094
    Dec
  • US$1,293
    Jan
  • US$874
    Feb
  • US$1,375
    Mar
  • US$1,263
    Apr
  • US$1,421
    May
  • US$1,352
    Jun
  • US$1,362
    Jul
  • US$1,561
    Aug

Which day of the week offers the cheapest flights from Singapore Changi Airport to San Francisco International Airport?

Data is based on the past 12 months. It shows the average fares by day of the week for flights from Singapore Changi Airport to San Francisco International Airport on Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to depart from Singapore Changi Airport to San Francisco International Airport is Thursday, when average fares are usually lower than other days. Avoid departing on Sunday, as fares are typically the highest.

US$798
US$743
US$688
US$633
    Cheapest
  • US$784
    Mon
  • US$758
    Tue
  • US$715
    Wed
  • US$688
    Thu
  • US$707
    Fri
  • US$797
    Sat
  • US$798
    Sun

Which airline offers the cheapest flights from Singapore Changi Airport to San Francisco International Airport?

The cheapest airline flying from Singapore Changi Airport to San Francisco International Airport is Singapore Airlines (from US$434) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Singapore Airlines
From US$434
United Airlines
From US$449
Air Canada
From US$475
Asiana Airlines
From US$475
Korean Air
From US$478
STARLUX Airlines
From US$487
Scoot
From US$500
All Nippon Airways
From US$502
Vietnam Airlines
From US$504
AirAsia Berhad (Malaysia)
From US$511

Find more flights and airlines

What is the flight schedule from Singapore Changi Airport to San Francisco International Airport?

Check on the flight schedule from Singapore to San Francisco to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. SQ032

    Singapore Changi Airport

    09:15

    SIN

    15h 35m

    09:50

    SFO

    S M T W T F S
    Search

  2. UA028

    Singapore Changi Airport

    20:35

    SIN

    15h 30m

    21:05

    SFO

    S M T W T F S
    Search

  3. AC020

    Singapore Changi Airport

    07:00

    SIN

    14h 25m

    Nonstop

    06:25

    YVR

    - - T W - F S
    Search

  4. AC8846

    Vancouver International Airport

    21:51

    YVR

    2h 10m

    Nonstop

    00:01

    SFO

    S M T W T F S

  5. AK712

    Singapore Changi Airport

    14:10

    SIN

    1h 10m

    Nonstop

    15:20

    KUL

    S M T W T F S
    Search

  6. VN678

    Kuala Lumpur International Airport

    19:25

    KUL

    2h 10m

    Nonstop

    20:35

    SGN

    S M T W T F S

  7. VN098

    Tan Son Nhat International Airport

    17:40

    SGN

    14h 15m

    Nonstop

    17:55

    SFO

    - - T W - - S
Find more flights and airlines

About Singapore Changi Airport and San Francisco International Airport

Learn about Singapore Changi Airport (SIN) and San Francisco International Airport (SFO) — including location, terminals, transportation, and travel tips.

Flight distance13,595.19 km
Cheapest one-way ticket priceUS$423
Cheapest return ticket priceUS$730

FAQs for Singapore Changi Airport to San Francisco International Airport Flights

  • How long is the flight from Singapore Changi Airport to San Francisco International Airport?

    Singapore Changi Airport to San Francisco International Airport takes about 15 hours 20 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Singapore Changi Airport (SIN) to San Francisco International Airport (SFO).
  • The earliest flight from Singapore Changi Airport to San Francisco International Airport departs at 08:45, and the last departs at 20:35, with about 4 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Singapore Changi Airport (SIN) to San Francisco International Airport (SFO) is quite popular. Without considering departure times or holidays, tickets cost around US$679 in November, the most expensive month to book this route.
  • The earliest flight departs from Singapore Changi Airport at 08:45 and arrives in San Francisco International Airport at 09:15.
  • The latest flight departs from Singapore Changi Airport at 20:40 and arrives in San Francisco International Airport at 20:45.
    • The distance from San Francisco International Airport to downtown is about 17 km, by taxi about 30 minutes.
  • The closest airport to San Francisco International Airport (SFO) is Oakland San Francisco Bay Airport. The distance is around 17 km.
  • Singapore Airlines is a very popular airline operating an average of 3244 flights per month.
  • Yes. United Airlines and Singapore Airlines operate direct flights from Singapore Changi Airport to San Francisco International Airport, with an average flight time of 20 minutes, and around 2 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Singapore Changi Airport to San Francisco International Airport is US$765. Prices may vary depending on the departure date, airline, and availability.
  • Singapore Changi Airport to San Francisco International Airport operates around 16 weekly flights, mainly by Singapore Airlines and United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Singapore Changi Airport and San Francisco International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.