Cheap flights from San Antonio to St. Louis from £82

Cheap flights from San Antonio to St. Louis from £82

Trusted by millions

Kiwi.com Guarantee for stress-free travel

One search, all the best deals

Explore flight deals to St. Louis

2 stops
Tue, May 5
San Antonio SATSt. Louis STL

£82
Search
2 stops
Fri, May 8
San Antonio SATSt. Louis STL

£97
Search
1 stop
Tue, May 5
San Antonio SATSt. Louis STL

£174
Search
1 stop
Tue, May 5
San Antonio SATSt. Louis STL

£174
Search
1 stop
Tue, May 5
San Antonio SATSt. Louis STL

£174
Search
1 stop
Sat, May 9
San Antonio SATSt. Louis STL

£186
Search
1 stop
Wed, May 6 – Fri, May 8
San Antonio SATSt. Louis STL

£335
Search
1 stop
Wed, May 6 – Sat, May 9
San Antonio SATSt. Louis STL

£335
Search
1 stop
Wed, May 6 – Sat, May 9
San Antonio SATSt. Louis STL

£338
Search
1 stop
Wed, May 6 – Sat, May 9
San Antonio SATSt. Louis STL

£338
Search
1 stop
Wed, May 6 – Fri, May 8
San Antonio SATSt. Louis STL

£338
Search
1 stop
Wed, May 6 – Sat, May 9
San Antonio SATSt. Louis STL

£338
Search

How much do flights to St. Louis cost?

Key info about flying to St. Louis

Depart from
San Antonio International
Arrive to
St. Louis Lambert International
Average flights per week
135
Flight distance

Check-in for a flight from San Antonio to St. Louis

NameCarrier codeIATA CodePassport needed during booking
Frontier AirlinesFFTF9No
United AirlinesUALUANo
VolarisVOIY4No
VivaAerobusVIVVBNo
Spirit AirlinesNKSNKNo

Weather in St. Louis

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-4°C
February6°C-2°C
March13°C3°C
April18°C8°C
May24°C14°C
June29°C19°C
July31°C21°C
August30°C20°C
September27°C16°C
October20°C10°C
November12°C4°C
December7°C0°C
Hottest Month
31°C
July
Coldest month
-4°C
January
Sunny days
267
days per year
Snow days
9
days per year

14 day forecast

Saturday
11 Apr
25°C9°C
18 Apr
81%
26°C20°C
Sunday
12 Apr
27°C15°C
19 Apr
17°C8°C
Monday
13 Apr
27°C19°C
20 Apr
17°C6°C
Tuesday
14 Apr
83%
30°C20°C
21 Apr
24°C9°C
Wednesday
15 Apr
88%
26°C19°C
22 Apr
31°C15°C
Thursday
16 Apr
28°C15°C
23 Apr
82%
29°C20°C
Friday
17 Apr
76%
28°C17°C
24 Apr
85%
24°C18°C
The most popular airlines for this route are Frontier Airlines, United Airlines, Volaris, VivaAerobus, and Spirit Airlines. San Antonio and St. Louis have 135 direct flights per week.

Frequently asked questions

What are the most popular routes to and from San Antonio?
What are the most popular routes to and from St. Louis?
What airports are near San Antonio?
What airports are near St. Louis?
Which airlines fly between San Antonio and St. Louis?
When’s the best time to travel between San Antonio and St. Louis?
What flights operate between San Antonio and St. Louis?
How many airports are there near San Antonio?
How many airports are there near St. Louis?
What time do nonstop (direct) flights between San Antonio and St. Louis depart?
What time do nonstop (direct) flights between San Antonio and St. Louis arrive?
What time do flights between San Antonio and St. Louis depart?
What time do flights between San Antonio and St. Louis arrive?

Explore alternative trips

Flights from San Antonio

Flights to St. Louis

Popular routes

The nearest countries with flights to St. Louis

Here is a list of countries people are flying from

Other destination countries from San Antonio

Here is a list of countries people are flying to

Download our app

Start your next adventure now. Download our app and explore cheap flights effortlessly!

Find the best connection from San Antonio to St. Louis
Search flights