Trip.com
>
Flights
>
Flights to Singapore
>
San Francisco to Singapore flight
>
San Francisco Intl. Airport to Changi Airport flight

Explore the cheapest one-way and round-trip flights from San Francisco Intl. Airport to Changi Airport over the next 90 days, with one-way fares from BRL 1,854 and round-trip from BRL 3,856. 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 | Sat, Nov 21 | United Airlines
      BRL 3,980 BRL 6,245
      36% off
      36% off
      BRL 6,245 BRL 3,980
    • SFO 12:00 PM
      36h 15m
      1 stop
      SIN 4:15 PM
      San Francisco - Singapore | Sat, Nov 28 | Air China
      SIN 5:45 PM
      31h 45m
      1 stop
      SFO 9:30 AM
      Singapore - San Francisco | Tue, Dec 1 | Air China
      BRL 3,856 BRL 6,245
      38% off
      38% off
      BRL 6,245 BRL 3,856
    • SFO 11:05 AM
      20h 35m
      1 stop
      SIN 11:40 PM
      San Francisco - Singapore | Thu, Nov 26 | All Nippon Airways
      SIN 12:55 AM
      24h 25m
      1 stop
      SFO 9:20 AM
      Singapore - San Francisco | Mon, Nov 30 | All Nippon Airways
      BRL 4,262 BRL 6,245
      32% off
      32% off
      BRL 6,245 BRL 4,262
    • SFO 11:40 AM
      25h 20m
      1 stop
      SIN 5:00 AM
      San Francisco - Singapore | Fri, Nov 13 | Korean Air
      SIN 10:30 PM
      27h
      1 stop
      SFO 9:30 AM
      Singapore - San Francisco | Thu, Nov 19 | Korean Air
      BRL 4,516
      28% off
      BRL 6,245 BRL 4,516
    • SFO 12:00 PM
      22h 25m
      1 stop
      SIN 2:25 AM
      San Francisco - Singapore | Mon, Nov 16 | China Eastern Airlines
      SIN 11:00 PM
      26h
      1 stop
      SFO 9:00 AM
      Singapore - San Francisco | Wed, Nov 18 | China Eastern Airlines
      BRL 4,736
      24% off
      BRL 6,245 BRL 4,736
    • SFO 2:45 PM
      24h 15m
      1 stop
      SIN 7:00 AM
      San Francisco - Singapore | Tue, Nov 17 | Air Canada
      SIN 8:40 AM
      17h 56m
      1 stop
      SFO 10:36 AM
      Singapore - San Francisco | Sat, Nov 21 | Air Canada
      BRL 4,755
      24% off
      BRL 6,245 BRL 4,755
    • SFO 11:50 PM
      30h 5m
      1 stop
      SIN 9:55 PM
      San Francisco - Singapore | Sat, Nov 14 | Asiana Airlines
      SIN 11:10 PM
      30h 50m
      1 stop
      SFO 2:00 PM
      Singapore - San Francisco | Wed, Nov 18 | Asiana Airlines
      BRL 4,763
      24% off
      BRL 6,245 BRL 4,763
    • SFO 10:40 PM
      33h 5m
      1 stop
      SIN 11:45 PM
      San Francisco - Singapore | Thu, Nov 26 | Philippine Airlines
      SIN 11:25 AM
      24h 20m
      1 stop
      SFO 7:45 PM
      Singapore - San Francisco | Thu, Dec 3 | Philippine Airlines
      BRL 4,833
      23% off
      BRL 6,245 BRL 4,833
    • SFO 11:00 PM
      30h 55m
      1 stop
      SIN 9:55 PM
      San Francisco - Singapore | Tue, Nov 17 | Asiana Airlines
      SIN 11:10 PM
      31h 20m
      1 stop
      SFO 2:30 PM
      Singapore - San Francisco | Sat, Nov 21 | Asiana Airlines
      BRL 4,837
      23% off
      BRL 6,245 BRL 4,837
    • SFO 1:00 PM
      17h 25m
      1 stop
      SIN 2:00 PM
      San Francisco - Singapore | Sat, Nov 14 | Normal Airline
      SIN 3:00 PM
      6h
      Nonstop
      SFO 4:00 PM
      Singapore - San Francisco | Mon, Nov 16 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Sat, Nov 28 | Singapore Airlines
      BRL 1,854 BRL 3,315
      44% off
      44% off
      BRL 3,315 BRL 1,854
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Tue, Feb 2 | Singapore Airlines
      BRL 1,899 BRL 6,180
      69% off
      69% off
      BRL 6,180 BRL 1,899
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Thu, Nov 26 | United Airlines
      BRL 2,093 BRL 3,315
      37% off
      37% off
      BRL 3,315 BRL 2,093
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Mon, Jan 18 | Singapore Airlines
      BRL 2,140
      65% off
      BRL 6,180 BRL 2,140
    • SFO 10:40 AM
      17h 35m
      Nonstop
      SIN 8:15 PM
      San Francisco - Singapore | Sat, Nov 28 | United Airlines
      BRL 2,161
      35% off
      BRL 3,315 BRL 2,161
    • SFO 11:00 PM
      30h 55m
      1 stop
      SIN 9:55 PM
      San Francisco - Singapore | Thu, Nov 26 | Asiana Airlines
      BRL 2,182
      34% off
      BRL 3,315 BRL 2,182
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Tue, Jan 26 | Singapore Airlines
      BRL 2,186
      65% off
      BRL 6,180 BRL 2,186
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Thu, Jan 28 | Singapore Airlines
      BRL 2,195
      64% off
      BRL 6,180 BRL 2,195
    • SFO 11:05 AM
      20h 35m
      1 stop
      SIN 11:40 PM
      San Francisco - Singapore | Thu, Nov 26 | All Nippon Airways
      BRL 2,213
      33% off
      BRL 3,315 BRL 2,213
    • SFO 1:00 PM
      17h 25m
      1 stop
      SIN 2:00 PM
      San Francisco - Singapore | Sat, Nov 14 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Tue, Feb 2 | Singapore Airlines
      BRL 1,899 BRL 88,384
      98% off
      98% off
      BRL 88,384 BRL 1,899
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Mon, Jan 18 | Singapore Airlines
      BRL 2,140 BRL 88,384
      98% off
      98% off
      BRL 88,384 BRL 2,140
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Tue, Jan 26 | Singapore Airlines
      BRL 2,186 BRL 88,384
      98% off
      98% off
      BRL 88,384 BRL 2,186
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Thu, Jan 28 | Singapore Airlines
      BRL 2,195
      98% off
      BRL 88,384 BRL 2,195
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Wed, Jan 27 | Singapore Airlines
      BRL 2,266
      97% off
      BRL 88,384 BRL 2,266
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Sun, Jan 24 | Singapore Airlines
      BRL 2,402
      97% off
      BRL 88,384 BRL 2,402
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Mon, Jan 25 | Singapore Airlines
      BRL 2,416
      97% off
      BRL 88,384 BRL 2,416
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Thu, Jan 21 | Singapore Airlines
      BRL 3,816
      96% off
      BRL 88,384 BRL 3,816
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Mon, Nov 30 | Singapore Airlines
      BRL 4,522
      95% off
      BRL 88,384 BRL 4,522
    • SFO 1:00 PM
      17h 25m
      1 stop
      SIN 2:00 PM
      San Francisco - Singapore | Sat, Nov 14 | Normal Airline
      Find more flights
      Find more flights
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Thu, Nov 26 | United Airlines
      BRL 2,093 BRL 3,315
      37% off
      37% off
      BRL 3,315 BRL 2,093
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Mon, Nov 23 | United Airlines
      BRL 3,936 BRL 16,853
      77% off
      77% off
      BRL 16,853 BRL 3,936
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Tue, Dec 1 | United Airlines
      BRL 3,996 BRL 16,853
      76% off
      76% off
      BRL 16,853 BRL 3,996
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Tue, Jan 26 | United Airlines
      BRL 3,996
      76% off
      BRL 16,853 BRL 3,996
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Sun, Jan 17 | United Airlines
      BRL 4,206
      75% off
      BRL 16,853 BRL 4,206
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Sat, Jan 30 | United Airlines
      BRL 4,939
      71% off
      BRL 16,853 BRL 4,939
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Thu, Dec 3 | United Airlines
      BRL 5,544
      67% off
      BRL 16,853 BRL 5,544
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Tue, Feb 2 | United Airlines
      BRL 5,595
      67% off
      BRL 16,853 BRL 5,595
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Mon, Jan 11 | United Airlines
      BRL 5,735
      66% off
      BRL 16,853 BRL 5,735
    • SFO 1:00 PM
      17h 25m
      1 stop
      SIN 2:00 PM
      San Francisco - Singapore | Sat, Nov 14 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SFO 10:40 AM
      17h 35m
      Nonstop
      SIN 8:15 PM
      San Francisco - Singapore | Mon, Nov 16 | United Airlines
      BRL 4,139 BRL 88,384
      95% off
      95% off
      BRL 88,384 BRL 4,139
    • SFO 10:40 AM
      17h 35m
      Nonstop
      SIN 8:15 PM
      San Francisco - Singapore | Fri, Nov 13 | United Airlines
      BRL 4,139 BRL 88,384
      95% off
      95% off
      BRL 88,384 BRL 4,139
    • SFO 10:40 AM
      17h 35m
      Nonstop
      SIN 8:15 PM
      San Francisco - Singapore | Tue, Nov 17 | United Airlines
      BRL 4,144 BRL 88,384
      95% off
      95% off
      BRL 88,384 BRL 4,144
    • SFO 10:40 AM
      17h 35m
      Nonstop
      SIN 8:15 PM
      San Francisco - Singapore | Wed, Nov 18 | United Airlines
      BRL 5,592
      94% off
      BRL 88,384 BRL 5,592
    • SFO 10:40 AM
      17h 35m
      Nonstop
      SIN 8:15 PM
      San Francisco - Singapore | Thu, Nov 19 | United Airlines
      BRL 5,608
      94% off
      BRL 88,384 BRL 5,608
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Sun, Nov 15 | United Airlines
      BRL 7,014
      92% off
      BRL 88,384 BRL 7,014
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Wed, Nov 18 | Singapore Airlines
      BRL 9,645
      89% off
      BRL 88,384 BRL 9,645
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Fri, Nov 13 | Singapore Airlines
      BRL 9,924
      89% off
      BRL 88,384 BRL 9,924
    • SFO 8:15 PM
      17h 30m
      Nonstop
      SIN 5:45 AM
      San Francisco - Singapore | Sun, Nov 15 | Singapore Airlines
      BRL 13,154
      85% off
      BRL 88,384 BRL 13,154
    • SFO 1:00 PM
      17h 25m
      1 stop
      SIN 2:00 PM
      San Francisco - Singapore | Sat, Nov 14 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Sat, Nov 28 | Singapore Airlines
      BRL 1,854 BRL 3,315
      44% off
      44% off
      BRL 3,315 BRL 1,854
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Tue, Feb 2 | Singapore Airlines
      BRL 1,899 BRL 6,180
      69% off
      69% off
      BRL 6,180 BRL 1,899
    • SFO 10:40 PM
      17h 20m
      Nonstop
      SIN 8:00 AM
      San Francisco - Singapore | Thu, Nov 26 | United Airlines
      BRL 2,093 BRL 3,315
      37% off
      37% off
      BRL 3,315 BRL 2,093
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Mon, Jan 18 | Singapore Airlines
      BRL 2,140
      65% off
      BRL 6,180 BRL 2,140
    • SFO 10:40 AM
      17h 35m
      Nonstop
      SIN 8:15 PM
      San Francisco - Singapore | Sat, Nov 28 | United Airlines
      BRL 2,161
      35% off
      BRL 3,315 BRL 2,161
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Tue, Jan 26 | Singapore Airlines
      BRL 2,186
      65% off
      BRL 6,180 BRL 2,186
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Thu, Jan 28 | Singapore Airlines
      BRL 2,195
      64% off
      BRL 6,180 BRL 2,195
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Wed, Jan 27 | Singapore Airlines
      BRL 2,266
      63% off
      BRL 6,180 BRL 2,266
    • SFO 9:40 AM
      17h 25m
      Nonstop
      SIN 7:05 PM
      San Francisco - Singapore | Sun, Jan 24 | Singapore Airlines
      BRL 2,402
      61% off
      BRL 6,180 BRL 2,402
    • SFO 1:00 PM
      17h 25m
      1 stop
      SIN 2:00 PM
      San Francisco - Singapore | Sat, Nov 14 | Normal Airline
      Find more flights
      Find more flights

Displayed flight fares from San Francisco to Singapore 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 San Francisco Intl. Airport to Changi Airport

What is the cheapest month for one-way flights from San Francisco Intl. Airport to Changi Airport?

Data is based on average one-way flight prices from San Francisco Intl. Airport to Changi Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from San Francisco Intl. Airport to Changi Airport, the best time to buy is in August, with an average price of BRL 3,078. You’ll want to avoid June, when the average price can reach as high as BRL 5,511.

BRL 5,511
BRL 4,295
BRL 3,078
BRL 1,862
    Cheapest
  • BRL 3,120
    Nov
  • BRL 4,650
    Dec
  • BRL 3,941
    Jan
  • BRL 3,180
    Feb
  • BRL 4,043
    Mar
  • BRL 4,149
    Apr
  • BRL 4,686
    May
  • BRL 5,511
    Jun
  • BRL 4,898
    Jul
  • BRL 3,078
    Aug
  • BRL 3,373
    Sep
  • BRL 4,771
    Oct

What’s the cheapest month to fly round-trip from San Francisco Intl. Airport to Changi Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from San Francisco Intl. Airport to Changi Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, January is typically the cheapest month to find flights from San Francisco Intl. Airport to Changi Airport, with an average price of BRL 3,906. In contrast, June is usually the most expensive month, with average fares reaching BRL 11,257.

BRL 11,257
BRL 7,582
BRL 3,906
BRL 231
    Cheapest
  • BRL 7,369
    Nov
  • BRL 7,042
    Dec
  • BRL 3,906
    Jan
  • BRL 4,872
    Feb
  • BRL 5,714
    Mar
  • BRL 4,857
    Apr
  • BRL 4,492
    May
  • BRL 11,257
    Jun
  • BRL 8,863
    Jul
  • BRL 5,977
    Aug
  • BRL 4,760
    Sep
  • BRL 5,275
    Oct

What is the cheapest day of the week to fly from San Francisco Intl. Airport to Changi Airport?

The data is based on the past 12 months and shows the average ticket prices from San Francisco Intl. Airport to Changi Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from San Francisco Intl. Airport to Changi Airport is Monday, with average fares typically lower than other days. You’ll want to avoid flying on Saturday, as ticket prices are usually the highest that day.

BRL 4,928
BRL 4,295
BRL 3,662
BRL 3,029
  • BRL 3,662
    Mon
  • BRL 3,853
    Tue
  • BRL 3,852
    Wed
  • BRL 4,610
    Thu
  • BRL 4,318
    Fri
  • BRL 4,928
    Sat
  • BRL 3,795
    Sun

Which airline offers the cheapest flights from San Francisco Intl. Airport to Changi Airport?

The cheapest airline flying from San Francisco Intl. Airport to Changi Airport is Singapore Airlines (from BRL 1,854) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Singapore Airlines
From BRL 1,854
United Airlines
From BRL 2,093
Korean Air
From BRL 2,113
Asiana Airlines
From BRL 2,182
All Nippon Airways
From BRL 2,213
Air Canada
From BRL 2,247
Philippine Airlines
From BRL 2,296
China Southern Airlines
From BRL 2,408
Cathay Pacific
From BRL 2,630
Japan Airlines
From BRL 2,641

Find more flights and airlines

What is the flight schedule from San Francisco Intl. Airport to 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 Intl. Airport

    10:40 PM

    SFO

    17h 20m

    8:00 AM

    SIN

    S M T W T F S
    Search

  2. SQ031

    San Francisco Intl. Airport

    9:40 AM

    SFO

    17h 25m

    7:05 PM

    SIN

    S M T W T F S
    Search

  3. UA029

    San Francisco Intl. Airport

    10:40 AM

    SFO

    17h 35m

    8:15 PM

    SIN

    S M T W T F S
    Search

  4. PR105

    San Francisco Intl. Airport

    10:40 PM

    SFO

    14h 55m

    Nonstop

    5:35 AM

    MNL

    S M T W T F S
    Search

  5. PR505

    Ninoy Aquino Intl. Airport

    6:40 AM

    MNL

    3h 55m

    Nonstop

    10:35 AM

    SIN

    S M - W T F S

  6. PR105

    San Francisco Intl. Airport

    10:40 PM

    SFO

    14h 55m

    Nonstop

    5:35 AM

    MNL

    S M T W T F S
    Search

  7. PR507

    Ninoy Aquino Intl. Airport

    9:20 AM

    MNL

    3h 50m

    Nonstop

    1:10 PM

    SIN

    S M T W T F S

  8. F93308

    San Francisco Intl. Airport

    12:54 PM

    SFO

    1h 35m

    Nonstop

    2:29 PM

    LAX

    S - - W T - S
    Search

  9. SQ035

    Los Angeles Intl. Airport

    7:50 PM

    LAX

    17h 40m

    Nonstop

    5:30 AM

    SIN

    - - T - T - S

  10. DL3991

    San Francisco Intl. Airport

    8:59 PM

    SFO

    2h 27m

    Nonstop

    11:26 PM

    SEA

    S M T W T - S
    Search

  11. SQ027

    Seattle Tacoma Intl. Airport

    8:40 AM

    SEA

    17h 5m

    Nonstop

    5:45 PM

    SIN

    S M T W T F S

  12. AS591

    San Francisco Intl. Airport

    6:48 PM

    SFO

    2h 15m

    Nonstop

    9:03 PM

    SEA

    S M T W T F S
    Search

  13. SQ027

    Seattle Tacoma Intl. Airport

    8:40 AM

    SEA

    17h 5m

    Nonstop

    5:45 PM

    SIN

    S M T W T F S

  14. DL3707

    San Francisco Intl. Airport

    5:53 PM

    SFO

    2h 20m

    Nonstop

    8:13 PM

    SEA

    S M T W T F S
    Search

  15. SQ027

    Seattle Tacoma Intl. Airport

    8:40 AM

    SEA

    17h 5m

    Nonstop

    5:45 PM

    SIN

    S M T W T F S

  16. PR105

    San Francisco Intl. Airport

    10:40 PM

    SFO

    14h 55m

    Nonstop

    5:35 AM

    MNL

    S M T W T F S
    Search

  17. PR509

    Ninoy Aquino Intl. Airport

    7:30 PM

    MNL

    3h 40m

    Nonstop

    11:10 PM

    SIN

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

About San Francisco Intl. Airport and Changi Airport

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

Flight distance 13,595.19 km
Cheapest one-way ticket price BRL 1,854
Cheapest return ticket price BRL 3,856

FAQs for San Francisco Intl. Airport to Changi Airport Flights

  • How long is the flight from San Francisco Intl. Airport to Changi Airport?

    San Francisco Intl. Airport to Changi Airport takes about 16 hours 1 minute on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from San Francisco Intl. Airport (SFO) to Changi Airport (SIN).
  • The earliest flight from San Francisco Intl. Airport to Changi Airport departs at 09:40, 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 Intl. Airport (SFO) to Changi Airport (SIN) is quite popular. Without considering departure times or holidays, tickets cost around BRL 9,760 in December, the most expensive month to book this route.
  • The earliest flight departs from San Francisco Intl. Airport (SFO) at 09:40 and arrives in Changi Airport (SIN) at 19:05.
  • The latest flight departs from San Francisco Intl. Airport (SFO) at 21:15 and arrives in Changi Airport (SIN) at 05:45.
    • 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 Intl. Airport to Changi Airport currently start from BRL 1,854, and round-trip fares start from BRL 3,856. 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 Intl. Airport to Changi Airport, with an average flight time of 15 hours 49 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 Intl. Airport to Changi Airport is BRL 5,066. Prices may vary depending on the departure date, airline, and availability.
  • San Francisco Intl. Airport to Changi Airport operates around 26 weekly flights, mainly by United Airlines and Singapore Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Francisco Intl. Airport and 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.

Popular Destinations

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.