Where Is Hot in December from San Antonio? 2026
8 warm destinations have direct flights from San Antonio in December. Guadalajara has the best overall weather. Phoenix has the lowest fares from €180.
Updated
|
Guadalajara
Mexico
|
21°C | 1h 40m | €273 | €30/night | 51 |
|
Phoenix
United States
|
20°C | 2h | €180 | €71/night | 47 |
|
Miami
United States
|
23°C | 2h 40m | €242 | €87/night | 51 |
|
Los Angeles
United States
|
18°C | 2h 40m | €204 | €84/night | 38 |
|
Tampa
United States
|
19°C | 2h 20m | €239 | €85/night | 32 |
|
Orlando
United States
|
18°C | 2h 20m | €204 | €61/night | 40 |
|
San Diego
United States
|
18°C | 2h 40m | €220 | €82/night | 31 |
|
Mexico City
Mexico
|
18°C | 1h 40m | €219 | €47/night | 39 |
Temperatures are historical averages for December.
Warmest destinations from San Antonio in December
The warmest places to fly to directly from San Antonio in December, ranked by average daytime temperature. All destinations average 18°C or above and are reachable on a direct flight.
Guadalajara
21°C avg daytime
From €273 return
1h 40m direct
51 trips available
Phoenix
20°C avg daytime
From €180 return
2h direct
47 trips available
Miami
23°C avg daytime
From €242 return
2h 40m direct
51 trips available
Los Angeles
18°C avg daytime
From €204 return
2h 40m direct
38 trips available
Tampa
19°C avg daytime
From €239 return
2h 20m direct
32 trips available
Frequently Asked Questions
Where is hot in December from San Antonio?
There are 8 warm destinations reachable by direct flight from San Antonio in December. Guadalajara is among the top picks, with average daytime temperatures around 21°C.
Which is the warmest place to fly to from San Antonio in December?
Miami is typically the warmest destination reachable by direct flight from San Antonio in December, averaging around 23°C during the day.
What is the cheapest warm holiday from San Antonio in December?
Phoenix is among the cheapest warm destinations from San Antonio in December, with return fares from around $201.
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 San Antonio
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 San Antonio →Free to use. No account needed.