Flights to San Antonio, TX, United States

Trusted by millions

Kiwi.com Guarantee for stress-free travel

One search, all the best deals

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
7 Jun
38°C25°C
14 Jun
75%
37°C24°C
Sunday
8 Jun
36°C24°C
15 Jun
79%
36°C24°C
Monday
9 Jun
36°C24°C
16 Jun
34°C24°C
Tuesday
10 Jun
39°C23°C
17 Jun
35°C24°C
Wednesday
11 Jun
87%
34°C22°C
18 Jun
37°C23°C
Thursday
12 Jun
71%
37°C25°C
19 Jun
34°C24°C
Friday
13 Jun
83%
38°C24°C
20 Jun
35°C24°C

Cheapest month to fly to San Antonio

Explore price trends for trips to San Antonio

Annual Avg. Price118 USD
July 202546 USD
August 202546 USD
September 202557 USD
October 202557 USD
November 202557 USD
December 2025159 USD
January 2026176 USD
February 2026176 USD
March 2026176 USD
April 2026176 USD
May 2026176 USD
Explore the map
Explore

We hack the system,
you fly for less