Cheap Flight Tickets from San Antonio (SAT) to Ontario (ONT), Starting at $227

Good to Know: Cheapest and Fastest SAT - ONT Flights

Useful information for finding best airline tickets from San Antonio International to Ontario International on your next trip.

Cheapest One way Flight

$227

AS Alaska Airlines • 1 stop • 37h 26m

Sep 02

The cheapest one way flight from San Antonio to Ontario (SAT-ONT) is currently $227

🔍 Search Flights

Fastest Flight

10h 4m

The fastest nonstop flight from San Antonio to Ontario (SAT-ONT) takes 10h 4m

Top Airlines Flying from San Antonio to Ontario

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from San Antonio (SAT) to Ontario (ONT)

Fly from San Antonio to Ontario with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from San Antonio to Ontario? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on San Antonio to Ontario Flights

What are the airports in San Antonio?
SAT
What’s the most popular airline flying from SAT to ONT?
The most popular airline flying from San Antonio to Ontario are
Can I fly from SAT to ONT non-stop?
NO
Which airlines fly nonstop between San Antonio and Ontario?
The non-stop flights between San Antonio and Ontario are .
What’s the earliest departure time from SAT to ONT Airport?
The earliest flight leaves SAT at 5:00 am and lands in ONT - Ontario International
What are the airports in Ontario?
ONT
Can I make changes to my San Antonio to Ontario flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SAT to ONT?
Read the fare rules of the San Antonio to Ontario air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from San Antonio and Ontario?
operate flights between San Antonio and Ontario
How long does a flight from San Antonio to Ontario take?
It takes approximately 3 hour to fly non-stop from SAT to ONT, which is 1166.09 miles by air.
Which airlines provide the cheapest flights from San Antonio (SAT) to Ontario (ONT) ?
In the past couple of days, the cheapest tickets to ONT from SAT were found on AS : USD 322
Do I need a passport to fly between SAT and ONT?
No
What’s the latest departure time from SAT to ONT ?
The last flight leaves SAT at 5:23 pm

San Antonio (SAT) to Ontario (ONT): Airport Information

Origin Airport San Antonio International , San Antonio, US
Destination Airport Ontario International , Ontario, US
Distance 1166 miles

More Flight Options for San Antonio (SAT) and Ontario (ONT)

Why Fareleaders for SAT to ONT Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on San Antonio to Ontario flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on SAT to ONT flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of San Antonio to Ontario flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the San Antonio (SAT) to Ontario (ONT)
Terms and Conditions*