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Book $147 Cheap Frontier Airlines flights from San Antonio, TX (SAT) to Ontario, CA (ONT)

Flight deals from San Antonio, TX to Ontario, CA

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Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.

Frontier Airlines flight deals from San Antonio, TX to Ontario, CA

San Antonio, TX Los Angeles
BEST
DEAL
Sat, 28 Dec SAT - LAX
-28 %
$204 $147
Prime price per passenger
San Antonio, TX Ontario, CA
BEST
DEAL
Fri, 07 Feb SAT - ONT
$224 $219
Prime price per passenger
San Antonio, TX Ontario, CA
BEST
DEAL
Thu, 26 Dec SAT - ONT
Mon, 30 Dec ONT - SAT
$383 $379
Prime price per passenger
San Antonio, TX Los Angeles
BEST
DEAL
Wed, 25 Dec SAT - LAX
Mon, 30 Dec LAX - SAT
-22 %
$414 $322
Prime price per passenger

Best flight offers from other airlines

San Antonio, TX Los Angeles
BEST
DEAL
Wed, 25 Dec SAT - LAX
Mon, 30 Dec LAX - SAT
$314 $304
Prime price per passenger
San Antonio, TX Los Angeles
BEST
DEAL
Fri, 27 Dec SAT - LAX
Mon, 30 Dec LAX - SAT
$343 $333
Prime price per passenger
San Antonio, TX Los Angeles
BEST
DEAL
Wed, 25 Dec SAT - LAX
Mon, 30 Dec LAX - SAT
$345 $334
Prime price per passenger
San Antonio, TX Los Angeles
BEST
DEAL
Wed, 25 Dec SAT - LAX
Thu, 26 Dec LAX - SAT
$359 $353
Prime price per passenger
San Antonio, TX Los Angeles
BEST
DEAL
Wed, 25 Dec SAT - LAX
Thu, 26 Dec LAX - SAT
$364 $353
Prime price per passenger
San Antonio, TX Los Angeles
BEST
DEAL
Fri, 27 Dec SAT - LAX
Sun, 29 Dec LAX - SAT
$373 $362
Prime price per passenger

Get your flight with Frontier Airlines to Ontario, CA from San Antonio, TX starting at $147

The Best San Antonio, TX to Ontario, CA Flight Deals with Frontier Airlines

With eDreams, finding the best Frontier Airlines deals for your trip from San Antonio, TX to Ontario, CA couldn’t be easier. Imagine this: exclusive discounts, intuitive booking tools, and plenty of helpful perks—all at your fingertips! Say goodbye to the hassle of planning and hello to the excitement of your upcoming adventure in Ontario, CA.

Whether you’re looking for unbeatable prices, a custom-fit itinerary, or some extra perks, eDreams is your all-in-one travel partner for every part of the San Antonio, TX (SAT) to Ontario, CA (ONT) journey. Stick around to find out why booking with eDreams is the best way to kick off your trip.

Flying from San Antonio, TX to Ontario, CA with Frontier Airlines

Flying from San Antonio, TX (SAT) to Ontario, CA (ONT) with Frontier Airlines (F9) is all about comfort and convenience. From check-in to touchdown, Frontier Airlines ensures a smooth experience, so you can just sit back and relax. You’ll find fast check-ins, extra legroom, and attentive service designed for a stress-free trip.

Once onboard, the friendly crew will make sure you have everything you need. Many routes offer in-flight Wi-Fi, so you can stay connected, binge-watch shows, or catch up on work if you need to. Feeling hungry? Frontier Airlines has a great selection of snacks and meals to keep you satisfied mid-flight. And if you want a bit more luxury, you can treat yourself to upgrades and priority boarding, adding a personal touch to your journey. With great service and a focus on a smooth, enjoyable flight, Frontier Airlines makes your trip from San Antonio, TX to Ontario, CA easy and fun.

Book Your Flight with eDreams and Enjoy the Perks

Booking affordable flights from San Antonio, TX (SAT) to Ontario, CA (ONT) with eDreams isn’t just about getting a great deal—it’s about making travel planning effortless. With eDreams, you get awesome perks that make your journey easier and more enjoyable:

Your Journey from San Antonio, TX to Ontario, CA with Frontier Airlines

The journey from San Antonio, TX (SAT) to Ontario, CA (ONT) is all about getting you to your destination comfortably and quickly, so your adventure can start as soon as you land. This direct route offers plenty of options, whether you prefer a quick non-stop flight or more flexibility with layovers. Whatever your style, there’s a schedule that fits.

Departing from San Antonio, TX and Arriving at Ontario, CA: What to Expect

When departing from San Antonio, TX, enjoy easy airport access, clear signage, and quick check-ins for a stress-free start. You’ll breeze through security, leaving plenty of time to relax before takeoff.

When you land in Ontario, CA, you’ll be greeted by a modern terminal with plenty of transportation options like taxis, buses, and shuttles to get you on your way. Whether heading to your hotel or diving into sightseeing, everything you need is right there.

Best Time to Book Your San Antonio, TX — Ontario, CA Trip with Frontier Airlines

For the best Frontier Airlines flight deals from San Antonio, TX to Ontario, CA, timing is everything! Booking in advance often means lower fares, especially during off-peak seasons when Ontario, CA is quieter and flights are more budget-friendly. Check the climate to plan for the ideal weather to suit your trip—whether for mild outdoor adventures or cultural explorations. With a bit of planning, you’re set for an unforgettable getaway!

Frontier Airlines San Antonio, TX-Ontario, CA flights FAQ's

Which airports does Frontier Airlines fly between San Antonio, TX and Ontario, CA?
For flights between San Antonio, TX and Ontario, CA, Frontier Airlines operates the following airport routes: For flights between San Antonio, TX and Ontario, CA, Frontier Airlines operates from the following airport routes: San Antonio Intl (SAT) to Ontario International (ONT)
What do Frontier Airlines flights from San Antonio, TX to Ontario, CA cost?
One of Frontier Airlines cheapest prices for a San Antonio, TX to Ontario, CA flight we have right now is $147. On average though, flights with Frontier Airlines cost $306.13 for the route San Antonio, TX to Ontario, CA, but it mostly depends on the season and how far in advance you book your tickets.
Cheapest Ticket Price $147 The most affordable rate found in the last 72 hours for flights operated by Frontier Airlines leaving from San Antonio, TX and going to Ontario, CA, according to our customers' bookings.
Flight Time 4 h and 35 m The Frontier Airlines flight duration between San Antonio, TX and Ontario, CA is around 4 h and 35 m, however it could be affected by other circumstances.
Departure Airport San Antonio Intl Your departure will be from San Antonio Intl, when flying with Frontier Airlines from San Antonio, TX to Ontario, CA.
Arrival Airport Ontario International When flying with Frontier Airlines from San Antonio, TX to Ontario, CA, your arrival airport will be San Antonio Intl.

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