Find cheap flights to San Antonio from £73

Trusted by millions

Kiwi.com Guarantee for stress-free travel

One search, all the best deals

Explore deals for your San Antonio getaway

1 stop
Sun, Aug 3
Washington, D.C. BWISan Antonio SAT

£73
Search
1 stop
Thu, Jul 31
Washington, D.C. BWISan Antonio SAT

£95
Search
1 stop
Sat, Aug 2
Washington, D.C. BWISan Antonio SAT

£96
Search
1 stop
Sat, Aug 2
Washington, D.C. DCASan Antonio SAT

£127
Search
1 stop
Sat, Aug 2
Washington, D.C. DCASan Antonio SAT

£127
Search
1 stop
Mon, Aug 4
Washington, D.C. BWISan Antonio SAT

£139
Search

Prices updated:

Direct
Sat, Aug 2 – Wed, Aug 6
Washington, D.C. IADSan Antonio SAT

£245
Search
Direct
Fri, Aug 1 – Tue, Aug 5
Washington, D.C. IADSan Antonio SAT

£252
Search
Direct
Fri, Aug 1 – Tue, Aug 5
Washington, D.C. IADSan Antonio SAT

£252
Search
Direct
Thu, Jul 31 – Sat, Aug 2
Washington, D.C. IADSan Antonio SAT

£253
Search
Direct
Thu, Jul 31 – Sat, Aug 2
Washington, D.C. IADSan Antonio SAT

£253
Search
Direct
Thu, Jul 31 – Sat, Aug 2
Washington, D.C. IADSan Antonio SAT

£253
Search

Prices updated:

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
12 Jul
34°C25°C
19 Jul
38°C24°C
Sunday
13 Jul
36°C24°C
20 Jul
38°C25°C
Monday
14 Jul
36°C24°C
21 Jul
39°C25°C
Tuesday
15 Jul
88%
38°C25°C
22 Jul
38°C24°C
Wednesday
16 Jul
38°C23°C
23 Jul
39°C24°C
Thursday
17 Jul
38°C23°C
24 Jul
40°C24°C
Friday
18 Jul
38°C23°C
25 Jul
39°C24°C

Cheapest month to fly to San Antonio

Explore price trends for trips to San Antonio

Annual Avg. Price481 GBP
August 2025255 GBP
September 2025216 GBP
October 2025214 GBP
November 2025296 GBP
December 2025418 GBP
January 2026807 GBP
February 2026525 GBP
March 2026694 GBP
April 2026689 GBP
May 2026692 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
Explore the map
Explore

We hack the system,
you fly for less