Your next trip, last seen at €410
Lowest observedWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
- Lowest observed
- €410, departing 13 Nov 2026 (Last checked: 9 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 93Check live prices for this route
- Airlines seen
- Air China, Cathay Pacific, China Airlines, Singapore Airlines, STARLUX Airlines, United Airlines +1 more
- Reported fastest flight
- 14h 40m
- Non-stop
- Yes
About this route
Explore the fares we observed from Singapore to San Francisco. Prices move often, so pick your dates to see the latest options.
- Route distance
- 13,582 km
- Reported fastest flight
- 14h 40m
- Airlines seen
- Air China, Cathay Pacific, China Airlines, Singapore Airlines, STARLUX Airlines, United Airlines +1 more
- Seen on fares with a connection
- Vietnam Airlines
- Alternative airports
- XSP
Route-level information; individual journeys vary.
A clearer picture of your fare
Non-stop airlines seen on this route
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| United Airlines | 57 / 93 | |
| Singapore Airlines | 26 / 93 |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- Seletar Airport (XSP) → Singapore, city gazetteer reference point (1.3521, 103.8198): ≈ 9 km.
- Singapore Changi Airport (SIN) → Singapore, city gazetteer reference point (1.3521, 103.8198): ≈ 19 km.
- San Francisco International Airport (SFO) → San Francisco, city gazetteer reference point (37.7749, -122.4194): ≈ 18 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Singapore to San Francisco: November 2026, from €410 (checked 9 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €426 | 18 |
| November 2026 | €410 | 30 |
| December 2026 | €425 | 31 |
| January 2027 | €792 | 14 |
Lowest fare by day of the week
Cheapest day of the week from Singapore to San Francisco: Friday, from €410 (checked 9 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €426 | 13 |
| Tuesday | €427 | 13 |
| Wednesday | €426 | 14 |
| Thursday | €425 | 14 |
| Friday | €410 | 13 |
| Saturday | €428 | 13 |
| Sunday | €427 | 13 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Singapore to San Francisco by days until departure (8 to 30 days): €410 (checked 9 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €428 | 8 |
| 8 to 30 days | €410 | 23 |
| 31 to 60 days | €426 | 30 |
| 61 days or more | €425 | 32 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Singapore to San Francisco: United Airlines, from €425 (checked 14 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| United Airlines | €425Dec 24, 2026 | 58 |
| Singapore Airlines | €473Dec 23, 2026 | 27 |
| Vietnam Airlines | €482Oct 30, 2026 | 3 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Singapore to San Francisco?
The lowest fare we have observed is €410, found on 9 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Singapore to San Francisco?
Cheapest month from Singapore to San Francisco: November 2026, from €410 (checked 9 Oct 2026).
Which airlines fly from Singapore to San Francisco?
These are the carriers we have seen on the route: Air China, Cathay Pacific, China Airlines, Singapore Airlines, STARLUX Airlines, United Airlines +1 more.
How long does the flight from Singapore to San Francisco take?
The average journey time across the 84 fares we observed is 15h 19m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Singapore to San Francisco fares were non-stop?
89 of the 99 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which airlines had non-stop offers on at least 3 departure dates from Singapore to San Francisco?
For Singapore to San Francisco, examples of observed one-way non-stop offers checked within the last 14 days: United Airlines (57), Singapore Airlines (26). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which day of the week is cheapest from Singapore to San Francisco?
Cheapest day of the week from Singapore to San Francisco: Friday, from €410 (checked 9 Oct 2026).
Which airline has the lowest fare from Singapore to San Francisco?
Cheapest airline from Singapore to San Francisco: United Airlines, from €425 (checked 14 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 14 Oct 2026