San Jose to Singapore SJC → SIN
Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN)
The cheapest one-way found recently is $522 with Alaska Airlines, 23 Nov, found 4 days ago.
One-way
The cheapest one-way fare on each of 8 departure dates is usually $427 to $549.
Cheapest one-way found recently
$522
23 Nov · Alaska Airlines
Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN)
Leaves 6:15 a.m. · 26 h trip
2 stops
found 4 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$522 23 Novfound 4 days agoOpen this trip
$427 16 Mar 2027found 6 days agoOpen this trip
What have prices looked like?
Over 21 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $418 to $711.
21 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 8 departure dates from 23 Nov to 20 Mar 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 23 Nov to compare.
Every date we hold
8 fares on 8 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 23 Nov | $522 | Alaska Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN) | 2 stops | found 4 days ago | Open this trip |
| 10 Jan 2027 | $457 | United Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
| 20 Feb 2027 | $533 | United Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN) | 2 stops | found 5 days ago | Open this trip |
| 16 Mar 2027 | $427 | Korean Air | Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
| 17 Mar 2027 | $427 | Korean Air | Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
| 18 Mar 2027 | $595 | Korean Air | Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
| 19 Mar 2027 | $672 | Korean Air | Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
| 20 Mar 2027 | $427 | SkyWest Airlines | Norman Y. Mineta San Jose International Airport (SJC) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
Which month looks cheapest?
March 2027 is the cheapest month — from $427.
Airlines on the cheapest dates: Korean Air, United Airlines, Alaska Airlines, SkyWest Airlines.
Premium cabin fares from San Jose to Singapore
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 23 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for San Jose to Singapore?
One-way
Not enough history yet: in 21 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
One-way
San Francisco → Singapore
67 km from San Jose
$325
$197 less than flying from San Jose
22 Feb 2027 · SFO → SIN · nonstop
found today
Oakland → Singapore
61 km from San Jose
$569
$47 more than flying from San Jose
10 Jan 2027 · OAK → SIN · 2 stops
found 5 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest one-way found recently is for 23 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work