Flights to San Antonio, TX, United States

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Weather in San Antonio

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January17°C7°C
February19°C9°C
March23°C12°C
April27°C16°C
May30°C20°C
June34°C23°C
July35°C24°C
August36°C25°C
September32°C22°C
October28°C17°C
November21°C12°C
December18°C9°C
Hottest Month
36°C
August
Coldest month
7°C
January
Sunny days
302
days per year

14 day forecast

Saturday
24 May
38°C24°C
31 May
67%
31°C19°C
Sunday
25 May
39°C24°C
1 Jun
34°C20°C
Monday
26 May
35°C24°C
2 Jun
39°C22°C
Tuesday
27 May
80%
36°C21°C
3 Jun
39°C23°C
Wednesday
28 May
83%
33°C21°C
4 Jun
88%
38°C24°C
Thursday
29 May
87%
37°C25°C
5 Jun
40°C24°C
Friday
30 May
81%
35°C21°C
6 Jun
40°C25°C

Cheapest month to fly to San Antonio

Explore price trends for trips to San Antonio

Annual Avg. Price422 GBP
June 2025274 GBP
July 2025350 GBP
August 2025292 GBP
September 2025258 GBP
October 2025287 GBP
November 2025374 GBP
December 2025670 GBP
January 2026428 GBP
February 2026426 GBP
March 2026669 GBP
April 2026615 GBP

Frequently asked questions

Main airports in San Antonio
Getting from the airport to San Antonio
Best time to fly to San Antonio
Things to do in San Antonio
When to book your flight
Recommended duration of stay
Top tourist attractions in San Antonio
Safety walking at night
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