$131 Cheap United flights Ontario (ONT) to San Antonio (SAT)

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$131 Cheap United flights Ontario (ONT) to San Antonio (SAT)

Prices were available within the past 7 days and start at $131 for one-way flights and $220 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Nov 11 - Sat, Nov 15
ONT
Ontario
SAT
San Antonio
$220 Roundtrip, just found
$220
Roundtrip
just found
Select United flight, departing Tue, Nov 11 from Ontario to San Antonio, returning Sat, Nov 15, priced at $220 just found
United
Sat, Feb 21 - Sat, Feb 28
ONT
Ontario
SAT
San Antonio
$299 Roundtrip, found 1 hour ago
$299
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Feb 21 from Ontario to San Antonio, returning Sat, Feb 28, priced at $299 found 1 hour ago
Flights from Ontario (ONT) to San Antonio (SAT)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
San Antonio Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
American Airlines
Distance
1163 mi
Average flight time
4 hours 25 mins

Frequently asked questions

How much is a United Airlines flight from Los Angeles - Ontario Intl. Airport (ONT) to San Antonio Intl. Airport (SAT)?
Set the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines return flights from $220 from ONT to SAT. Affordable one-way fares from $131 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ONT to SAT with United Airlines?
United Airlines flights to San Antonio are usually cheaper in the off-peak months of January and September. Whether you're searching for a return or one-way ticket, you could score a better deal then.
What is the cheapest time to book flights from Los Angeles - Ontario Intl. Airport (ONT) to San Antonio Intl. Airport (SAT) with United Airlines?
Look for cheap United Airlines flights from Los Angeles - Ontario Intl. Airport (ONT) to San Antonio Intl. Airport (SAT) one to three months prior to your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and itinerary, the ideal day to book a domestic flight is generally Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Los Angeles - Ontario Intl. Airport (ONT) to San Antonio Intl. Airport (SAT)?
To see if there's a direct route from ONT to SAT with United Airlines or other airlines, check the "Nonstop" box when looking for flights.
What is the earliest United Airlines flight from ONT to SAT?
Find United Airlines's earliest flights from ONT to SAT by selecting our "Morning" and "Early Morning" filters. Not only will you get to your destination sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in San Antonio?
United Airlines flights from Los Angeles - Ontario Intl. Airport (ONT) to San Antonio land at San Antonio Intl. Airport (SAT). This is the main entry point to this city.
Why fly with United Airlines from ONT to SAT?
A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to travel from ONT to SAT with United Airlines. Plus, when you sign up to our One Key™ program, you can receive OneKeyCash™* in addition to United Airlines's loyalty program earnings. You can put it toward your future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Los Angeles - Ontario Intl. Airport (ONT) to San Antonio Intl. Airport (SAT)?
Depending on the ticket type you purchased, a fee may apply if you change or cancel your flight more than 24 hours after it's been confirmed. To find flexible plane tickets, select our "Changes included" and "No cancel fee" boxes when you look for flights. For more details on canceling or changing your reservation, head to "Trips," select your flight and tick "Manage Booking."

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