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Uncover the best deals on San Jose to Ontario flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest SJO - ONT Flights
Useful information for finding best airline tickets from Juan Santamaria International to Ontario International on your next trip.
Cheapest Round Trip Flight
$632
United Airlines
• 1 stop
• 25h 26m
Dec 18 – Jan 05
The cheapest round trip flight from San Jose to Ontario (SJO-ONT-SJO) is currently $632
Fastest Flight
12h 20m
The fastest nonstop flight from San Jose to Ontario (SJO-ONT) takes 12h 20m
Top Airlines Flying from San Jose to Ontario
Latest Flight Deals from San Jose (SJO) to Ontario (ONT)
Compare and book low fare round-trip air tickets from San Jose to Ontario. Ideal for travelers with confirmed return itineraries.
Dec 18 - Jan 05, Economy
San Jose → Ontario
25h 26m
8:45 AM - 10:11 PM • 1 stop
San Jose → Ontario
18h 43m
11:59 PM - 1:22 PM • 1 stop
United Airlines
Dec 18 - Jan 05, Economy
San Jose → Ontario
18h 56m
12:35 PM - 10:11 PM • 1 stop
San Jose → Ontario
18h 43m
11:59 PM - 1:22 PM • 1 stop
United Airlines
Dec 17 - Jan 05, Economy
San Jose → Ontario
18h 56m
12:35 PM - 10:11 PM • 1 stop
San Jose → Ontario
18h 43m
11:59 PM - 1:22 PM • 1 stop
United Airlines
Dec 18 - Jan 05, Economy
San Jose → Ontario
37h 36m
1:15 AM - 10:11 PM • 1 stop
San Jose → Ontario
18h 43m
11:59 PM - 1:22 PM • 1 stop
United Airlines
Dec 18 - Jan 05, Economy
San Jose → Ontario
15h 46m
2:25 PM - 10:11 PM • 1 stop
San Jose → Ontario
18h 43m
11:59 PM - 1:22 PM • 1 stop
United Airlines
FAQs on San Jose to Ontario Flights
What are the airports in San Jose?
SJO
What’s the most popular airline flying from SJO to ONT?
The most popular airline flying from San Jose to Ontario are
Can I fly from SJO to ONT non-stop?
NO
Which airlines fly nonstop between San Jose and Ontario?
The non-stop flights between San Jose and Ontario are .
What’s the earliest departure time from SJO to ONT Airport?
The earliest flight leaves SJO at 1:15 am and lands in ONT - Ontario International
What are the airports in Ontario?
ONT
Can I make changes to my San Jose 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 SJO to ONT?
Read the fare rules of the San Jose 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 Jose and Ontario?
operate flights between San Jose and Ontario
How long does a flight from San Jose to Ontario take?
It takes approximately 6 hour to fly non-stop from SJO to ONT, which is 2685.15 miles by air.
Which airlines provide the cheapest flights from San Jose (SJO) to Ontario (ONT) ?
In the past couple of days, the cheapest tickets to ONT from SJO were found on UA : USD 632
Do I need a passport to fly between SJO and ONT?
Yes
What’s the latest departure time from SJO to ONT ?
The last flight leaves SJO at 3:10 pm
San Jose (SJO) to Ontario (ONT): Airport Information
| Origin Airport | Juan Santamaria International , San Jose, CR |
| Destination Airport | Ontario International , Ontario, US |
| Distance | 2685 miles |
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