Where Is Hot in December from Santiago? 2026
8 warm destinations have direct flights from Santiago in December. Cancun has the best overall weather. Buenos Aires has the lowest fares from €143.
|
Cancun
Mexico
|
25°C | 8h | €699 | €30/night | 4 |
|
Guayaquil
Ecuador
|
27°C | 4h 40m | €369 | €26/night | 15 |
|
Brasilia
Brazil
|
25°C | 4h | €309 | €25/night | 12 |
|
Sydney
Australia
|
23°C | 14h 20m | €2011 | €114/night | 15 |
|
Trujillo
Peru
|
19°C | 4h | €179 | €19/night | 15 |
|
Curitiba
Brazil
|
26°C | 3h 20m | €254 | €24/night | 13 |
|
Buenos Aires
Argentina
|
29°C | 1h 40m | €143 | €34/night | 24 |
|
Asuncion
Paraguay
|
31°C | 2h 20m | €286 | €30/night | 17 |
Temperatures are historical averages for December. Prices updated 11 Sep 2026.
Warmest destinations from Santiago in December
The warmest places to fly to directly from Santiago in December, ranked by average daytime temperature. All destinations average 18°C or above and are reachable on a direct flight.
Cancun
25°C avg daytime
From €699 return
8h direct
4 trips available
Guayaquil
27°C avg daytime
From €369 return
4h 40m direct
15 trips available
Brasilia
25°C avg daytime
From €309 return
4h direct
12 trips available
Sydney
23°C avg daytime
From €2011 return
14h 20m direct
15 trips available
Trujillo
19°C avg daytime
From €179 return
4h direct
15 trips available
Frequently Asked Questions
Where is hot in December from Santiago?
There are 8 warm destinations reachable by direct flight from Santiago in December. Cancun is among the top picks, with average daytime temperatures around 25°C.
Which is the warmest place to fly to from Santiago in December?
Asuncion is typically the warmest destination reachable by direct flight from Santiago in December, averaging around 31°C during the day.
What is the cheapest warm holiday from Santiago in December?
Buenos Aires is among the cheapest warm destinations from Santiago in December, with return fares from around €143.
How does FairFareFinder calculate the best destinations for December?
FairFareFinder uses live flight and hotel price data combined with historical weather averages to rank destinations. Temperatures shown for dates beyond 14 days ahead are historical averages for December, not live forecasts. Prices are updated approximately every 6 hours.
Explore all flights from Santiago
Use the full FairFareFinder search to filter by budget, trip length, departure dates and weather preferences across the next 6 months.
Search all destinations from Santiago →Free to use. No account needed.