Oakland to Singapore OAK → SIN
Metropolitan Oakland International Airport (OAK) → Changi International Airport (SIN)
The cheapest one-way found recently is $569 with Alaska Airlines, 10 Jan 2027, found 5 days ago.
One-way
The cheapest one-way fare on each of 7 departure dates is usually $575 to $929.
Cheapest one-way found recently
$569
10 Jan 2027 · Alaska Airlines
Metropolitan Oakland International Airport (OAK) → Changi International Airport (SIN)
Leaves 6:48 p.m. · 36 h 52 min trip
2 stops
found 5 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$569 10 Jan 2027found 5 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 23 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $568 to $970.
At $569, the cheapest one-way found recently is at the low end of that range.
23 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 7 departure dates from 10 Jan 2027 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 10 Jan 2027 to compare.
Every date we hold
7 fares on 7 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 10 Jan 2027 | $569 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Changi International Airport (SIN) | 2 stops | found 5 days ago | Open this trip |
| 20 Feb 2027 | $569 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Changi International Airport (SIN) | 2 stops | found 5 days ago | Open this trip |
| 16 Mar 2027 | $581 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
| 17 Mar 2027 | $973 | Alaska Airlines | Metropolitan Oakland International Airport (OAK) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
| 18 Mar 2027 | $843 | Southwest Airlines | Metropolitan Oakland International Airport (OAK) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
| 19 Mar 2027 | $1,010 | Southwest Airlines | Metropolitan Oakland International Airport (OAK) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
| 20 Mar 2027 | $885 | Southwest Airlines | Metropolitan Oakland International Airport (OAK) → Changi International Airport (SIN) | 2 stops | found 6 days ago | Open this trip |
Which month looks cheapest?
January 2027 is the cheapest month — from $569.
Airlines on the cheapest dates: Alaska Airlines, Southwest Airlines.
Premium cabin fares from Oakland 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 10 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Oakland to Singapore?
One-way
Not enough history yet: in 23 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
13 km from Oakland
$325
$244 less than flying from Oakland
22 Feb 2027 · SFO → SIN · nonstop
found today
San Jose → Singapore
61 km from Oakland
$522
$47 less than flying from Oakland
23 Nov · SJC → SIN · 2 stops
found 4 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 10 Jan 2027. 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