$484 Cheap United flights San Antonio (SAT) to Ontario (ONT)

View $484 flight on Wed, Dec 17, 2025Opens in a new window

$484 Cheap United flights San Antonio (SAT) to Ontario (ONT)

Prices were available within the past 7 days and start at $484 for one-way flights and $715 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Dec 18 - Sat, Dec 20
SAT
San Antonio
ONT
Ontario
$715 Roundtrip, found 20 hours ago
$715
Roundtrip
found 20 hours ago
Select United flight, departing Thu, Dec 18 from San Antonio to Ontario, returning Sat, Dec 20, priced at $715 found 20 hours ago
United
Thu, Dec 18 - Sat, Dec 20
SAT
San Antonio
ONT
Ontario
$770 Roundtrip, found 20 hours ago
$770
Roundtrip
found 20 hours ago
Select United flight, departing Thu, Dec 18 from San Antonio to Ontario, returning Sat, Dec 20, priced at $770 found 20 hours ago
United
Thu, Dec 18 - Sat, Dec 20
SAT
San Antonio
ONT
Ontario
$780 Roundtrip, found 20 hours ago
$780
Roundtrip
found 20 hours ago
Select United flight, departing Thu, Dec 18 from San Antonio to Ontario, returning Sat, Dec 20, priced at $780 found 20 hours ago

Find the cheapest month to fly from San Antonio (SAT) to Ontario (ONT)

February is typically the cheapest month to fly

From $124 - $591 per traveler.
Flights from San Antonio (SAT) to Ontario (ONT)
Origin airport
San Antonio Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Delta
Distance
1861 km