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San Francisco International Airport to Singapore Changi Airport flight

Explore the cheapest one-way and round-trip flights from San Francisco International Airport to Singapore Changi Airport over the next 90 days, with one-way fares from TWD 10,574 and round-trip from TWD 21,999. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SFO 10:40 AM
        17h 35m
        Nonstop
        SIN 8:15 PM
        San Francisco - Singapore | Mon, Nov 16 | United Airlines
        SIN 10:20 PM
        14h 55m
        Nonstop
        SFO 9:15 PM
        Singapore - San Francisco | Wed, Nov 18 | United Airlines
        TWD 21,999 TWD 29,083
        24% off
        24% off
        TWD 29,083 TWD 21,999
      • SFO 10:50 AM
        16h 45m
        Nonstop
        SIN 6:35 PM
        San Francisco - Singapore | Wed, Oct 21 | United Airlines
        SIN 10:20 PM
        14h 55m
        Nonstop
        SFO 10:15 PM
        Singapore - San Francisco | Wed, Oct 28 | United Airlines
        TWD 22,208 TWD 29,083
        24% off
        24% off
        TWD 29,083 TWD 22,208
      • SFO 9:40 AM
        17h 25m
        Nonstop
        SIN 7:05 PM
        San Francisco - Singapore | Mon, Nov 2 | Singapore Airlines
        SIN 9:05 AM
        14h 45m
        Nonstop
        SFO 7:50 AM
        Singapore - San Francisco | Mon, Nov 9 | Singapore Airlines
        TWD 22,351 TWD 29,083
        23% off
        23% off
        TWD 29,083 TWD 22,351
      • SFO 10:40 PM
        17h 20m
        Nonstop
        SIN 8:00 AM
        San Francisco - Singapore | Sun, Nov 8 | United Airlines
        SIN 10:10 AM
        15h 5m
        Nonstop
        SFO 9:15 AM
        Singapore - San Francisco | Sun, Nov 15 | United Airlines
        TWD 22,366
        23% off
        TWD 29,083 TWD 22,366
      • SFO 10:40 PM
        16h 35m
        Nonstop
        SIN 6:15 AM
        San Francisco - Singapore | Sun, Oct 18 | United Airlines
        SIN 10:20 PM
        14h 55m
        Nonstop
        SFO 10:15 PM
        Singapore - San Francisco | Sun, Oct 25 | United Airlines
        TWD 22,470
        23% off
        TWD 29,083 TWD 22,470
      • SFO 10:40 AM
        16h 55m
        Nonstop
        SIN 6:35 PM
        San Francisco - Singapore | Mon, Oct 19 | United Airlines
        SIN 8:45 AM
        15h 30m
        Nonstop
        SFO 9:15 AM
        Singapore - San Francisco | Wed, Oct 21 | United Airlines
        TWD 22,556
        22% off
        TWD 29,083 TWD 22,556
      • SFO 9:40 AM
        17h 25m
        Nonstop
        SIN 7:05 PM
        San Francisco - Singapore | Wed, Nov 4 | Singapore Airlines
        SIN 9:05 AM
        14h 45m
        Nonstop
        SFO 7:50 AM
        Singapore - San Francisco | Mon, Nov 9 | Singapore Airlines
        TWD 22,556
        22% off
        TWD 29,083 TWD 22,556
      • SFO 11:40 AM
        17h 35m
        Nonstop
        SIN 8:15 PM
        San Francisco - Singapore | Thu, Oct 29 | United Airlines
        SIN 10:20 PM
        14h 55m
        Nonstop
        SFO 9:15 PM
        Singapore - San Francisco | Wed, Nov 4 | United Airlines
        TWD 22,646
        22% off
        TWD 29,083 TWD 22,646
      • SFO 10:40 AM
        16h 55m
        Nonstop
        SIN 6:35 PM
        San Francisco - Singapore | Thu, Oct 8 | United Airlines
        SIN 8:35 PM
        15h 30m
        Nonstop
        SFO 9:05 PM
        Singapore - San Francisco | Wed, Oct 14 | United Airlines
        TWD 22,684
        22% off
        TWD 29,083 TWD 22,684
      • SFO 10:40 AM
        16h 55m
        Nonstop
        SIN 6:35 PM
        San Francisco - Singapore | Tue, Oct 20 | United Airlines
        SIN 10:10 AM
        15h 5m
        Nonstop
        SFO 10:15 AM
        Singapore - San Francisco | Tue, Oct 27 | United Airlines
        TWD 22,684
        22% off
        TWD 29,083 TWD 22,684
      • SFO 10:40 AM
        21h
        1 stop
        SIN 11:40 PM
        San Francisco - Singapore | Thu, Nov 12 | United Airlines
        SIN 10:10 AM
        15h 5m
        Nonstop
        SFO 9:15 AM
        Singapore - San Francisco | Wed, Nov 18 | United Airlines
        TWD 22,113
        24% off
        TWD 29,083 TWD 22,113
      • SFO 12:50 PM
        25h 10m
        1 stop
        SIN 5:00 AM
        San Francisco - Singapore | Mon, Oct 19 | Korean Air
        SIN 10:00 PM
        27h 40m
        1 stop
        SFO 10:40 AM
        Singapore - San Francisco | Wed, Oct 21 | Korean Air
        TWD 22,461
        23% off
        TWD 29,083 TWD 22,461
      • SFO 1:00 PM
        17h 25m
        1 stop
        SIN 2:00 PM
        San Francisco - Singapore | Sun, Oct 4 | Normal Airline
        SIN 3:00 PM
        6h
        Nonstop
        SFO 4:00 PM
        Singapore - San Francisco | Tue, Oct 6 | Normal Airline
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      • Cheapest nonstop
        SFO 9:40 AM
        17h 25m
        Nonstop
        SIN 7:05 PM
        San Francisco - Singapore | Sat, Nov 28 | Singapore Airlines
        TWD 10,574 TWD 14,961
        28% off
        28% off
        TWD 14,961 TWD 10,574
      • SFO 9:40 AM
        17h 25m
        Nonstop
        SIN 7:05 PM
        San Francisco - Singapore | Tue, Dec 1 | Singapore Airlines
        TWD 11,040 TWD 14,961
        26% off
        26% off
        TWD 14,961 TWD 11,040
      • SFO 9:40 AM
        17h 25m
        Nonstop
        SIN 7:05 PM
        San Francisco - Singapore | Fri, Nov 27 | Singapore Airlines
        TWD 11,040 TWD 14,961
        26% off
        26% off
        TWD 14,961 TWD 11,040
      • SFO 9:40 AM
        17h 25m
        Nonstop
        SIN 7:05 PM
        San Francisco - Singapore | Mon, Nov 30 | Singapore Airlines
        TWD 11,264
        25% off
        TWD 14,961 TWD 11,264
      • SFO 10:40 PM
        16h 35m
        Nonstop
        SIN 6:15 AM
        San Francisco - Singapore | Mon, Oct 19 | United Airlines
        TWD 11,669
        22% off
        TWD 14,961 TWD 11,669
      • SFO 10:40 AM
        16h 55m
        Nonstop
        SIN 6:35 PM
        San Francisco - Singapore | Fri, Oct 23 | United Airlines
        TWD 11,669
        22% off
        TWD 14,961 TWD 11,669
      • SFO 11:45 AM
        25h 15m
        1 stop
        SIN 5:00 AM
        San Francisco - Singapore | Wed, Nov 4 | Korean Air
        TWD 11,445
        24% off
        TWD 14,961 TWD 11,445
      • SFO 11:45 AM
        40h 40m
        1 stop
        SIN 8:25 PM
        San Francisco - Singapore | Tue, Nov 10 | Korean Air
        TWD 11,459
        23% off
        TWD 14,961 TWD 11,459
      • SFO 11:45 AM
        25h 15m
        1 stop
        SIN 5:00 AM
        San Francisco - Singapore | Wed, Nov 11 | Korean Air
        TWD 11,464
        23% off
        TWD 14,961 TWD 11,464
      • SFO 11:45 AM
        40h 40m
        1 stop
        SIN 8:25 PM
        San Francisco - Singapore | Tue, Nov 17 | Korean Air
        TWD 11,540
        23% off
        TWD 14,961 TWD 11,540
      • SFO 11:45 AM
        25h 15m
        1 stop
        SIN 5:00 AM
        San Francisco - Singapore | Tue, Nov 24 | Korean Air
        TWD 11,592
        23% off
        TWD 14,961 TWD 11,592
      • SFO 11:45 AM
        25h 15m
        1 stop
        SIN 5:00 AM
        San Francisco - Singapore | Mon, Nov 23 | Korean Air
        TWD 11,597
        22% off
        TWD 14,961 TWD 11,597
      • SFO 1:00 PM
        17h 25m
        1 stop
        SIN 2:00 PM
        San Francisco - Singapore | Sun, Oct 4 | Normal Airline
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Flight fares from San Francisco International Airport to Singapore Changi Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

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

Which month has the lowest one-way flight price from San Francisco International Airport to Singapore Changi Airport?

The data is based on the average one-way flight prices on Trip.com for flights from San Francisco International Airport to Singapore Changi Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, if you’re looking for low one-way flight fares from San Francisco International Airport to Singapore Changi Airport, the best time to book is in September, with an average price of TWD 13,091. Try to avoid June, when prices are highest, averaging around TWD 31,430.

TWD 31,430
TWD 22,261
TWD 13,091
TWD 3,922
  • TWD 13,091
    Sep
  • TWD 26,347
    Oct
  • TWD 18,198
    Nov
  • TWD 26,518
    Dec
  • TWD 22,474
    Jan
  • TWD 18,135
    Feb
  • TWD 23,059
    Mar
  • TWD 23,663
    Apr
  • TWD 26,725
    May
  • TWD 31,430
    Jun
  • TWD 27,938
    Jul
  • TWD 17,554
    Aug

What is the cheapest day of the week to fly from San Francisco International Airport to Singapore Changi Airport?

The data is based on the average flight prices on Trip.com from San Francisco International Airport to Singapore Changi Airport across different days of the week over the past 12 months.

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

TWD 27,476
TWD 23,944
TWD 20,411
TWD 16,879
    Cheapest
  • TWD 20,588
    Mon
  • TWD 20,686
    Tue
  • TWD 22,155
    Wed
  • TWD 27,154
    Thu
  • TWD 24,508
    Fri
  • TWD 27,476
    Sat
  • TWD 20,411
    Sun

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

The cheapest airline flying from San Francisco International Airport to Singapore Changi Airport is Singapore Airlines (from TWD 10,574) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Singapore Airlines
From TWD 10,574
Korean Air
From TWD 11,445
United Airlines
From TWD 11,669
All Nippon Airways
From TWD 12,116
Asiana Airlines
From TWD 12,368
Delta Air Lines
From TWD 12,406
American Airlines
From TWD 12,602
Air Canada
From TWD 12,635
Philippine Airlines
From TWD 12,702
Air India
From TWD 12,873

Find more flights and airlines

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

Check the schedule for flights from San Francisco to Singapore and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA001

    San Francisco International Airport

    10:40 PM

    SFO

    16h 35m

    6:15 AM

    SIN

    S M T W T F S
    Search

  2. SQ031

    San Francisco International Airport

    11:45 AM

    SFO

    16h 25m

    7:10 PM

    SIN

    S M T W T F S
    Search

  3. UA029

    San Francisco International Airport

    10:50 AM

    SFO

    15h 45m

    6:35 PM

    SIN

    S M T W T F S
    Search

  4. KE024

    San Francisco International Airport

    12:50 PM

    SFO

    12h 30m

    Nonstop

    5:20 PM

    ICN

    S M T W T F S
    Search

  5. KE647

    Incheon International Airport

    11:30 PM

    ICN

    6h 30m

    Nonstop

    5:00 AM

    SIN

    S M T W T F S

  6. KE024

    San Francisco International Airport

    12:50 PM

    SFO

    12h 30m

    Nonstop

    5:20 PM

    ICN

    S M T W T F S
    Search

  7. KE643

    Incheon International Airport

    2:20 PM

    ICN

    6h 10m

    Nonstop

    7:30 PM

    SIN

    S M T W T F S

  8. KE7236

    San Francisco International Airport

    2:30 PM

    SFO

    1h 28m

    Nonstop

    3:58 PM

    LAX

    S M T W T F S
    Search

  9. KE012

    Los Angeles International Airport

    11:48 PM

    LAX

    13h 30m

    Nonstop

    5:18 AM

    ICN

    S M T W T F S

  10. KE645

    Incheon International Airport

    6:40 PM

    ICN

    6h 10m

    Nonstop

    11:50 PM

    SIN

    S M T W T F S

  11. KE3084

    San Francisco International Airport

    1:05 PM

    SFO

    2h 20m

    Nonstop

    3:25 PM

    SEA

    S M T W T F S
    Search

  12. KE042

    Seattle-Tacoma International Airport

    12:50 PM

    SEA

    11h 50m

    Nonstop

    4:40 PM

    ICN

    S M T W T F S

  13. KE645

    Incheon International Airport

    6:40 PM

    ICN

    6h 10m

    Nonstop

    11:50 PM

    SIN

    S M T W T F S
Find more flights and airlines

About San Francisco International Airport and Singapore Changi Airport

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

Flight distance 13,595.19 km
Cheapest one-way ticket price TWD 10,574
Cheapest return ticket price TWD 21,999

FAQs for San Francisco International Airport to Singapore Changi Airport Flights

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

    San Francisco International Airport to Singapore Changi Airport takes about 15 hours 54 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from San Francisco International Airport (SFO) to Singapore Changi Airport (SIN).
  • The earliest flight from San Francisco International Airport to Singapore Changi Airport departs at 01:45, and the last departs at 22:40, with about 5 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Francisco International Airport (SFO) to Singapore Changi Airport (SIN) is quite popular. Without considering departure times or holidays, tickets cost around TWD 54,304 in December, the most expensive month to book this route.
    • The distance from Singapore Changi Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
    • The distance from Seletar Airport to downtown is about 15 km. It takes about 30 minutes by taxi.
  • Singapore Airlines is a very popular airline operating an average of 3570 flights per month.
  • One-way flights from San Francisco International Airport to Singapore Changi Airport currently start from TWD 10,574, and round-trip fares start from TWD 21,999. The current lowest fare is a Singapore Airlines flight departing on Sat, Nov 28; prices may vary depending on availability.
  • Yes. United Airlines and Singapore Airlines operate direct flights from San Francisco International Airport to Singapore Changi Airport, with an average flight time of 15 hours 48 minutes, and around 26 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 San Francisco International Airport to Singapore Changi Airport is TWD 22,875. Prices may vary depending on the departure date, airline, and availability.
  • San Francisco International Airport to Singapore Changi Airport operates around 27 weekly flights, mainly by United Airlines and Singapore Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Francisco International Airport and Singapore Changi 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 lowest estimated 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 payment. Charges for checked baggage, onboard meals, Wi-Fi, and other optional services may also appear in the flight cards where applicable.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and for many routes the data may refresh 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.