Santiago to Sydney SCL → SYD, WSI
Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD), Western Sydney Airport (WSI)
The cheapest return found recently is $1,715 with LATAM Airlines Group, 24 Dec – 12 Feb 2027, found yesterday. The cheapest one-way found recently is $1,277 with avianca airlines, 18 Jun 2027, found 3 days ago.
Return
The cheapest return fare on each of 12 departure dates is usually $1,755 to $2,237.
Cheapest return found recently
$1,715
24 Dec – 12 Feb 2027 · LATAM Airlines Group
Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD)
Leaves 12:55 p.m. · Return leaves 6:00 a.m. · 37 h 15 min of travel, both ways together
out 1 stop, back 1 stop
found yesterday
Cheapest nonstop return
$1,736
24 Dec – 12 Feb 2027 · Qantas
Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD)
Leaves 1:00 p.m. · Return leaves 10:35 a.m. · 26 h 40 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$1,715 24 Dec – 12 Feb 2027found yesterdaySee prices for these dates
$1,632 24 Dec – 12 Feb 2027found 6 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $1,128 to $1,694.
At $1,715, the cheapest return found recently is above that range.
25 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 return price?
Compared with the cheapest return fare on each of 12 departure dates from 22 Dec to 11 Sept 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 50-night return fares leaving within 3 days of 24 Dec to compare.
Every date we hold
22 fares on 12 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Dec – 12 Feb 2027 | $1,819 | LATAM Airlines Group | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 23 Dec – 12 Feb 2027 | $1,863 | LATAM Airlines Group | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 24 Dec – 12 Feb 2027 | $1,632 | LATAM Airlines Group | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out nonstop, back 1 stop | found 6 days ago | See prices for these dates |
| 25 Dec – 12 Feb 2027 | $1,770 | LATAM Airlines Group | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 26 Dec – 12 Feb 2027 | $1,836 | LATAM Airlines Group | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 23 Jan 2027 – 31 Jan 2027 | $2,220 | United Airlines | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 1 Sept 2027 – 8 Sept 2027 | $1,710 | LATAM Airlines Group | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 2 Sept 2027 – 11 Sept 2027 | $3,840 | British Airways | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 4 Sept 2027 – 26 Sept 2027 | $2,213 | LATAM Airlines Group | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out 1 stop, back nonstop | found 5 days ago | See prices for these dates |
| 5 Sept 2027 – 7 Sept 2027 | $1,694 | LATAM Airlines Group | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 6 Sept 2027 – 24 Sept 2027 | $2,286 | Sky Airline | Arturo Merino Benitez Airport (SCL) → Western Sydney Airport (WSI) | out 2 stops, back nonstop | found 5 days ago | See prices for these dates |
| 11 Sept 2027 – 20 Sept 2027 | $3,212 | Iberia | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $1,632.
Airlines on the cheapest dates: LATAM Airlines Group, United Airlines, British Airways, Sky Airline, Iberia.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$1,277
18 Jun 2027 · avianca airlines
Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD)
Leaves 3:20 p.m. · 49 h 10 min trip
3 stops
found 3 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$1,277 18 Jun 2027found 3 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 7 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $836 to $1,277.
At $1,277, the cheapest one-way found recently is at the high end of that range.
7 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?
Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 18 Jun 2027 to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 18 Jun 2027 | $1,277 | avianca airlines | Arturo Merino Benitez Airport (SCL) → Sydney (Kingsford Smith) Airport (SYD) | 3 stops | found 3 days ago | Open this trip |
Airlines on the cheapest dates: avianca airlines.
Premium cabin fares from Santiago to Sydney
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 24 Dec – 12 Feb 2027 in another cabin: Premium economy · Business · First
Today's prices for 18 Jun 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Santiago to Sydney?
Return
Fares 60 to 89 days before departure were typically 15% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $1,753 | $1,753 | +18% | 8 |
| 30–59 days | $1,794 | $1,733 | +21% | 23 |
| 60–89 days | $1,487 | $1,128 | Cheapest seen | 25 |
| 90–179 days | $2,220 | $1,522 | +49% | 8 |
| 180+ days | $1,660 | $1,135 | +12% | 25 |
One-way
Not enough history yet: in 7 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 24 Dec – 12 Feb 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