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$68+ Cheap flights from Ontario to San Antonio (ONT - SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SAT
jul. 30 — aug. 61
From?
To?
ti. 7/30
ti. 8/6
1 adult, Economy
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The best prices from Ontario to San Antonio are usually found in January or August, booked 67 days in advance, depart on a Tuesday or Thursday and return on a Friday

Cheap flight deals from Ontario to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated juli 25, 2024.

Popular in

April

Cheapest in

January

Round-trip from

$136
(mytrip.com)

One-way from

$68
(mytrip.com)
High demand for flights, 23% potential price rise
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Best time to find cheap flights, 19% potential price drop
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From Ontario to San Antonio
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One-way flight from Ontario to San Antonio
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What is the cheapest day to fly round-trip from Ontario to San Antonio?

Saturday flights are found to be more expensive to fly from Ontario to San Antonio. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Antonio.

How far in advance should I book a flight from Ontario to San Antonio?

Users have found that booking a flight from Ontario to San Antonio at least 35 days early can save you up to 57% on average compared to booking a flight this week. If booking 35 days before your flight isn’t an option for you, users have found flights from Ontario to San Antonio for as little as $190 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $376 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to San Antonio?

Flights from Ontario to San Antonio lean towards being more expensive in April. Prices are generally better when you fly from Ontario to San Antonio in August, with the cheapest ticket starting at $69.

What is the cheapest time of day to fly from ONT to SAT?

It’s typically best to fly out from Ontario to San Antonio at noon. Doing so could potentially save you 30% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Ontario to San Antonio flights in July & August 2024

Find cheap flight options from Ontario to San Antonio specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on juli 25, 2024.
The lowest fares we've come across on flights traveling from Ontario to San Antonio in July and August 2024. For more flight deals, be sure to check back very soon.
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/2312:39 amONT - SAT
1 stop5h 46mFrontier
ti. 9/246:46 pmSAT - ONT
1 stop15h 42mFrontier
Deal found 7/25$136
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lø. 8/248:03 amONT - SAT
1 stop10h 54mFrontier
ti. 9/2411:55 amSAT - ONT
1 stop14h 04mFrontier
Deal found 7/25$137
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/1612:39 amONT - SAT
1 stop5h 46mFrontier
on. 8/219:53 pmSAT - ONT
1 stop28h 03mFrontier
Deal found 7/24$138
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/1612:39 amONT - SAT
1 stop5h 46mFrontier
ti. 8/204:45 pmSAT - ONT
1 stop17h 28mFrontier
Deal found 7/24$139
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti. 8/1312:59 amONT - SAT
1 stop17h 54mFrontier
lø. 8/179:47 pmSAT - ONT
1 stop11h 16mFrontier
Deal found 7/24$140
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma. 8/1212:49 amONT - SAT
1 stop16h 11mFrontier
ti. 8/208:00 pmSAT - ONT
1 stop13h 17mFrontier
Deal found 7/25$141
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
on. 8/146:31 pmONT - SAT
1 stop23h 01mFrontier
sø. 8/189:47 pmSAT - ONT
1 stop12h 26mFrontier
Deal found 7/24$142
This Frontier deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti. 8/1310:07 pmONT - SAT
1 stop12h 01mFrontier
lø. 8/249:47 pmSAT - ONT
1 stop11h 16mFrontier
Deal found 7/24$143
This Frontier deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/1612:39 amONT - SAT
1 stop5h 46mFrontier
to. 8/228:32 pmSAT - ONT
1 stop5h 24mFrontier
Deal found 7/24$144

Ontario to San Antonio 2024 flight deals

Discover exclusive flight deals for travel between Ontario and San Antonio in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated juli 25, 2024.
The lowest fares we've come across on flights traveling from Ontario to San Antonio in July and August 2024. For more flight deals, be sure to check back very soon.
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/2312:39 amONT - SAT
1 stop5h 46mFrontier
ti. 9/246:46 pmSAT - ONT
1 stop15h 42mFrontier
Deal found 7/25$136
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lø. 8/248:03 amONT - SAT
1 stop10h 54mFrontier
ti. 9/2411:55 amSAT - ONT
1 stop14h 04mFrontier
Deal found 7/25$137
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/1612:39 amONT - SAT
1 stop5h 46mFrontier
on. 8/219:53 pmSAT - ONT
1 stop28h 03mFrontier
Deal found 7/24$138
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/1612:39 amONT - SAT
1 stop5h 46mFrontier
ti. 8/204:45 pmSAT - ONT
1 stop17h 28mFrontier
Deal found 7/24$139
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti. 8/1312:59 amONT - SAT
1 stop17h 54mFrontier
lø. 8/179:47 pmSAT - ONT
1 stop11h 16mFrontier
Deal found 7/24$140
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma. 8/1212:49 amONT - SAT
1 stop16h 11mFrontier
ti. 8/208:00 pmSAT - ONT
1 stop13h 17mFrontier
Deal found 7/25$141
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
on. 8/146:31 pmONT - SAT
1 stop23h 01mFrontier
sø. 8/189:47 pmSAT - ONT
1 stop12h 26mFrontier
Deal found 7/24$142
This Frontier deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti. 8/1310:07 pmONT - SAT
1 stop12h 01mFrontier
lø. 8/249:47 pmSAT - ONT
1 stop11h 16mFrontier
Deal found 7/24$143
This Frontier deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/1612:39 amONT - SAT
1 stop5h 46mFrontier
to. 8/228:32 pmSAT - ONT
1 stop5h 24mFrontier
Deal found 7/24$144

Ontario to San Antonio flights leaving soon

Find last-minute flight options from Ontario to San Antonio for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated juli 25, 2024.
Have a look at some of the last-minute flights available departing from Ontario to San Antonio. To prevent any unwanted surprises, users should verify their flight info before booking.
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/212:39 amONT - SAT
1 stop5h 46mFrontier
to. 8/89:44 pmSAT - ONT
1 stop14h 39mFrontier
Deal found 7/25$163
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
to. 8/11:35 pmONT - SAT
1 stop23h 32mFrontier
lø. 8/179:47 pmSAT - ONT
1 stop11h 16mFrontier
Deal found 7/25$168
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/212:39 amONT - SAT
1 stop5h 46mFrontier
on. 8/710:00 pmSAT - ONT
1 stop27h 59mFrontier
Deal found 7/25$187
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
to. 8/19:52 pmONT - SAT
1 stop15h 15mFrontier
ti. 8/69:39 pmSAT - ONT
1 stop28h 20mFrontier
Deal found 7/25$200
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/210:03 pmONT - SAT
1 stop8h 22mFrontier
ma. 8/511:11 pmSAT - ONT
1 stop26h 48mFrontier
Deal found 7/25$201
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/212:39 amONT - SAT
1 stop5h 46mFrontier
sø. 8/410:58 pmSAT - ONT
1 stop27h 01mFrontier
Deal found 7/25$203
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
on. 7/318:07 amONT - SAT
2 stops8h 02mFrontier
on. 8/77:14 pmSAT - ONT
1 stop13h 49mFrontier
Deal found 7/24$205
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
to. 8/19:52 pmONT - SAT
1 stop15h 15mFrontier
on. 8/710:00 pmSAT - ONT
1 stop27h 59mFrontier
Deal found 7/25$212
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
to. 8/19:52 pmONT - SAT
1 stop15h 15mFrontier
sø. 8/410:58 pmSAT - ONT
1 stop27h 01mFrontier
Deal found 7/25$214

One-way flights to San Antonio from Ontario

Search for one-way flight options from Ontario to San Antonio. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated juli 25, 2024.
Take a look at some of the one-way flights we've detected from Ontario to San Antonio. Those needing a return flight from Ontario to San Antonio can use the search form above.
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lø. 10/52:47 pmONT - SAT
1 stop5h 05mFrontier
Deal found 7/24$68
This mytrip.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/3012:39 amONT - SAT
1 stop5h 46mFrontier
Deal found 7/23$69
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fr. 8/1612:39 amONT - SAT
1 stop5h 46mFrontier
Deal found 7/25$70
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti. 9/36:31 pmONT - SAT
1 stop24h 22mFrontier
Deal found 7/25$74
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma. 8/2612:49 amONT - SAT
1 stop16h 11mFrontier
Deal found 7/24$75
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
on. 8/146:31 pmONT - SAT
1 stop23h 01mFrontier
Deal found 7/24$76
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sø. 8/186:37 pmONT - SAT
1 stop24h 40mFrontier
Deal found 7/24$78
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma. 8/1212:49 amONT - SAT
1 stop16h 11mFrontier
Deal found 7/24$79
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sø. 8/1812:59 amONT - SAT
1 stop18h 18mFrontier
Deal found 7/24$80

Find flights from Ontario to San Antonio within your budget

Customize your flight search to find flights from Ontario to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated juli 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$136 - $367

Route

Depart

Return

Price

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

fr. 8/23

1 stop5h 46m

San Antonio

ti. 9/24

1 stop15h 42m

$136

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

lø. 8/24

1 stop10h 54m

San Antonio

ti. 9/24

1 stop14h 04m

$137

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

fr. 8/16

1 stop5h 46m

San Antonio

on. 8/21

1 stop28h 03m

$138

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

fr. 8/16

1 stop5h 46m

San Antonio

ti. 8/20

1 stop13h 17m

$139

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

fr. 8/23

1 stop5h 46m

San Antonio

lø. 8/31

2 stops16h 45m

$277

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

on. 8/14

1 stop8h 14m

San Antonio

on. 8/21

2 stops12h 56m

$301

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

on. 8/28

1 stop5h 34m

San Antonio

lø. 8/31

2 stops8h 54m

$311

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

to. 8/22

1 stop8h 09m

San Antonio

to. 10/3

1 stop7h 10m

$336

OntarioSan Antonio

ONT - SAT

ONTSAT

Ontario

on. 8/14

2 stops20h 30m

San Antonio

lø. 8/17

1 stop7h 59m

$367

Flights are sorted by cheapest first

Deals found on 7/25

How far ahead should I book a flight from Ontario to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to San Antonio. Price data was last updated on July 23, 2024.
The best time to book flights from Ontario to San Antonio is 67 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

What is the cheapest day to fly from Ontario to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Ontario to San Antonio. Price data was last updated on July 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to San Antonio flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from Ontario to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature and rainfall totals by month.

SAT

Temperature

51.8 - 84.2 °F

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated juli 25, 2024.
Peruse reviews from past customers who have flown with American Airlines, Delta and Frontier from Ontario to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,365 reviews

Entertainment

7.2

Food

7.2

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,365 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Entertainment

7.2

Food

7.2

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
9,630 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Entertainment

7.2

Food

7.2

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,000 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Entertainment

7.2

Food

7.2

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
10,000 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Entertainment

7.2

Food

7.2

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Volaris
6.7
Okay
1,405 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Entertainment

7.2

Food

7.2

Boarding

8.2

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Ontario to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Ontario to San Antonio for under $200 on Cheapflights?

    Yes, there are multiple flights from Ontario to San Antonio for under $200. The cheapest flight booked recently is on Frontier for just $136, but on average you can expect to pay $145.

  • Are there last-minute flights available from Ontario to San Antonio for under $200?

    There are currently 20+ open flights from Ontario to San Antonio within the next 7 days for less than $200.

  • What is the cheapest airline to fly from Ontario to San Antonio round-trip?

    According to our current data, Frontier ($136), offers the cheapest pricing from Ontario to San Antonio. Frontier is 59% cheaper than the average price of flights available within the next 90 days to this destination.

  • What does ONT to SAT mean?

    This is defined as Ontario Airport (ONT) and San Antonio Airport (SAT). Codes like San Antonio Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Ontario to San Antonio that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to San Antonio flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to San Antonio with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to San Antonio flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to San Antonio that include hotel bookings?

    Yes. In addition to deals on Ontario to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to San Antonio.

  • Can I find deals for business class flights from Ontario to San Antonio?

    Yes. Cheapflights offers flight deals from Ontario to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to San Antonio that allow pets onboard?

    Many airlines flying from Ontario to San Antonio offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to San Antonio?

    Yes, you can often find last-minute deals on Ontario to San Antonio flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to San Antonio flight deals updated?

    The Ontario to San Antonio flight deals you see on this page were last updated on 7/25.

  • What are the most popular airlines that fly from Ontario to San Antonio?

    When booking a flight from Ontario to San Antonio, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

  • What is the cheapest month to book a flight from Ontario to San Antonio?

    Currently, September is the cheapest month in which you can book a flight from Ontario to San Antonio (average of $295). Flying from Ontario to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 5 airlines flying from Ontario to San Antonio

Discover the top 5 airlines that operate flights from Ontario to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated juli 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$93Average$142FlexibilityNo cancel feeOn-time65%
FrontierCheapest$120Average$193FlexibilityNo cancel feeOn-time62%
DeltaCheapest$222Average$373FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$256Average$409FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$282Average$452FlexibilityNo cancel feeOn-time69%
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Search flights from Ontario to San Antonio by cabin class

Find flights from Ontario to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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