Cheap flights from Ontario to San Antonio from $206

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1 stop
Sat, Aug 2
Ontario ONTSan Antonio SAT

$206
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1 stop
Sat, Aug 2
Ontario ONTSan Antonio SAT

$206
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1 stop
Wed, Jul 30
Ontario ONTSan Antonio SAT

$207
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1 stop
Wed, Jul 30
Ontario ONTSan Antonio SAT

$207
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1 stop
Wed, Jul 30
Ontario ONTSan Antonio SAT

$207
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1 stop
Wed, Jul 30
Ontario ONTSan Antonio SAT

$207
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Prices updated:

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1 stop
Sat, Aug 2 – Mon, Aug 4
Ontario ONTSan Antonio SAT

$369
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1 stop
Sat, Aug 2 – Mon, Aug 4
Ontario ONTSan Antonio SAT

$369
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1 stop
Sat, Aug 2 – Mon, Aug 4
Ontario ONTSan Antonio SAT

$371
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1 stop
Sat, Aug 2 – Mon, Aug 4
Ontario ONTSan Antonio SAT

$371
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1 stop
Sat, Aug 2 – Mon, Aug 4
Ontario ONTSan Antonio SAT

$371
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1 stop
Sat, Aug 2 – Mon, Aug 4
Ontario ONTSan Antonio SAT

$371
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Prices updated:

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How much do flights to San Antonio cost?

Key info about flying to San Antonio

Depart from
Ontario International
Arrive to
San Antonio International
Average flights per week
57
Flight distance

Check-in for a flight from Ontario to San Antonio

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Alaska AirlinesASAASNo
Hawaiian AirlinesHALHANo

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
5 Jul
85%
30°C25°C
12 Jul
36°C24°C
Sunday
6 Jul
35°C24°C
13 Jul
69%
37°C24°C
Monday
7 Jul
36°C24°C
14 Jul
38°C24°C
Tuesday
8 Jul
88%
34°C23°C
15 Jul
38°C24°C
Wednesday
9 Jul
87%
35°C22°C
16 Jul
37°C23°C
Thursday
10 Jul
35°C23°C
17 Jul
38°C23°C
Friday
11 Jul
36°C23°C
18 Jul
85%
38°C25°C
The most popular airlines for this route are United Airlines, Alaska Airlines, and Hawaiian Airlines. Ontario and San Antonio have 57 direct flights per week.

Frequently asked questions

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

Explore alternative trips

Flights from Ontario

Flights to San Antonio

Popular routes

The nearest countries with flights to San Antonio

Here is a list of countries people are flying from

Other destination countries from Ontario

Here is a list of countries people are flying to

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