Your next trip, last seen at €278
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
- €278, departing 16 Mar 2027 (Last checked: 12 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 15Check live prices for this route
- Airlines seen
- Singapore Airlines, United Airlines
- Non-stop
- Yes
About this route
Explore the fares we observed from San Francisco to Singapore. Prices move often, so pick your dates to see the latest options.
- Route distance
- 13,582 km
- Airlines seen
- Singapore Airlines, United Airlines
- Alternative airports
- XSP
Route-level information; individual journeys vary.
A clearer picture of your fare
Airport to city: straight-line distance
- San Francisco International Airport (SFO) → San Francisco, city gazetteer reference point (37.7749, -122.4194): ≈ 18 km.
- 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.
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 San Francisco to Singapore: March 2027, from €278 (checked 12 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €433 | 7 |
| March 2027 | €278 | 8 |
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 San Francisco to Singapore by days until departure (61 days or more): €278 (checked 12 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €481 | 5 |
| 61 days or more | €278 | 8 |
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.
Frequently asked
How much is a flight from San Francisco to Singapore?
The lowest fare we have observed is €278, found on 12 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from San Francisco to Singapore?
Cheapest month from San Francisco to Singapore: March 2027, from €278 (checked 12 Oct 2026).
Which airlines fly from San Francisco to Singapore?
These are the carriers we have seen on the route: Singapore Airlines, United Airlines.
How many of the observed San Francisco to Singapore fares were non-stop?
15 of the 17 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
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: 12 Oct 2026