$54 Cheap flights from Los Angeles - Ontario Intl. to San Antonio Intl. (ONT to SAT)

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Find The Best Dates To Fly from Los Angeles - Ontario Intl. to San Antonio Intl.

Amazing ONT to SAT Flight Deals

The cheapest flights to San Antonio Intl. found within the past 7 days were $108 round trip and $54 one way. Prices and availability subject to change. Additional terms may apply.

Wed, May 15 - Wed, May 22
ONT
Ontario
SAT
San Antonio
$108 Roundtrip, just found
$108
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 15 from Ontario to San Antonio, returning Wed, May 22, priced at $108 just found
Wed, May 1 - Fri, May 10
ONT
Ontario
SAT
San Antonio
$118 Roundtrip, found 9 hours ago
$118
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Wed, May 1 from Ontario to San Antonio, returning Fri, May 10, priced at $118 found 9 hours ago
Wed, Apr 24 - Wed, May 1
ONT
Ontario
SAT
San Antonio
$119 Roundtrip, found 1 day ago
$119
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Apr 24 from Ontario to San Antonio, returning Wed, May 1, priced at $119 found 1 day ago
Thu, Apr 25 - Wed, May 1
ONT
Ontario
SAT
San Antonio
$127 Roundtrip, found 1 day ago
$127
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Apr 25 from Ontario to San Antonio, returning Wed, May 1, priced at $127 found 1 day ago
Wed, Apr 24 - Fri, May 3
ONT
Ontario
SAT
San Antonio
$129 Roundtrip, found 1 day ago
$129
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Apr 24 from Ontario to San Antonio, returning Fri, May 3, priced at $129 found 1 day ago
Wed, Apr 24 - Wed, Apr 24
ONT
Ontario
SAT
San Antonio
$130 Roundtrip, found 3 days ago
$130
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Apr 24 from Ontario to San Antonio, returning Wed, Apr 24, priced at $130 found 3 days ago
Sat, May 18 - Wed, May 22
ONT
Ontario
SAT
San Antonio
$134 Roundtrip, just found
$134
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, May 18 from Ontario to San Antonio, returning Wed, May 22, priced at $134 just found
Thu, Apr 25 - Fri, May 3
ONT
Ontario
SAT
San Antonio
$137 Roundtrip, found 1 day ago
$137
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Apr 25 from Ontario to San Antonio, returning Fri, May 3, priced at $137 found 1 day ago
Fri, May 17 - Wed, May 22
ONT
Ontario
SAT
San Antonio
$138 Roundtrip, just found
$138
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, May 17 from Ontario to San Antonio, returning Wed, May 22, priced at $138 just found
Wed, May 15 - Wed, May 29
ONT
Ontario
SAT
San Antonio
$139 Roundtrip, just found
$139
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 15 from Ontario to San Antonio, returning Wed, May 29, priced at $139 just found

Frequently asked questions

Can I catch a flight from Ontario Airport to SAT right now?
It’s wise to know about any quarantine requirements and travel advice reports in effect in your destination city. Ensure you go to our Covid-19 Travel Advisor for up-to-date info on catching a flight to San Antonio Intl. Airport (SAT).
Are there direct flights from ONT to San Antonio Intl. Airport (SAT)?
If you want to travel quickly from Los Angeles - Ontario Intl. Airport (ONT) to San Antonio Intl. Airport (SAT), look up Southwest Airlines, American Airlines and United Airlines. No airlines advertise nonstop flights on this route, so you’ll have to make at least one stopover.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to San Antonio Intl. Airport (SAT), please visit our Customer Service Portal.
How long is the flight from Ontario Airport to SAT?
The journey between Los Angeles - Ontario Intl. Airport (ONT) and SAT is usually about 5 hours and 15 minutes. Make your trip more enjoyable by saving a few shows on your laptop or phone and enjoying them with your seat fully reclined.
What is the flight distance from ONT to San Antonio Intl. Airport (SAT)?
The flight distance from ONT to San Antonio Intl. Airport (SAT) is 1,150 mi. We suggest you bring along a good book or a crossword puzzle to make the journey more enjoyable.
What airlines fly from Ontario Airport to San Antonio Intl. Airport (SAT)?
When traveling from Los Angeles - Ontario Intl. Airport (ONT) to SAT, you’d best plan ahead — no direct flights are currently on offer. Booking in advance should help you get the ideal price and route.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Southwest Airlines, American Airlines or United Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Los Angeles - Ontario Intl.
Traveling To
San Antonio Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$108

Route Info

Flight path for flights from LA/Ontario International Airport to San Antonio International Airport.


Origin:
ONT - LA/Ontario International Airport
Destination:
SAT - San Antonio International Airport
Distance:
1,440.00 miles

Airline carriers and aircraft used on flights from ONT to SAT


Airline Carrier
Aircraft
American Airlines
Airbus A320-100/200

Discover our best flights from Ontario ONT to San Antonio SAT. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Ontario ONT to San Antonio SAT at the right price  

Airfares to San Antonio SAT from Ontario ONT currently cost between $108 and $139. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Ontario ONT to San Antonio SAT 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Ontario ONT to San Antonio SAT on Travelocity starting at $54. Prices and availability subject to change. Additional terms may apply. 

 

Get to San Antonio SAT from Ontario ONT quicker with direct flights. 

Get to San Antonio faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SAT from ONT to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Ontario ONT to San Antonio SAT

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SAT from ONT. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Ontario ONT to San Antonio SAT today 

If you’re flexible about when you travel, May is usually the cheapest month to fly from Ontario ONT to San Antonio SAT. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to San Antonio SAT from Ontario ONT 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SAT from ONT have this option.  

 

Travel with confidence when you book flights to San Antonio SAT from Ontario ONT with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.