← Back to Deals
Book This Deal
ONT
Ontario
SAT
San Antonio
Ontario → San Antonio
Frontier Airlines · Round Trip · Nonstop
Save $100 (29% off)
Compared to the typical price of $350
$250$350
per person · round trip
Flight Details
Cabin
Economy
Departs
Jun 8, 2026
Returns
Jun 24, 2026
Planning your trip to San Antonio?
Complete your trip with these deals.
Hotels in San Antonio
Find the best hotel deals for your stay.
Coming soon →Rental Cars in San Antonio
Get around with affordable rental car deals.
Coming soon →Adventures in San Antonio
Explore tours, activities, and experiences.
Coming soon →