Cheap Flight Tickets from San Jose (SJC) to Ontario (ONT), Starting at $104

Good to Know: Cheapest and Fastest SJC - ONT Flights

Useful information for finding best airline tickets from Norman Y. Mineta San Jose International to Ontario International on your next trip.

Cheapest Round Trip Flight

$335

WN Southwest Airlines • nonstop • 2h

Sep 14 – Sep 15

The cheapest round trip flight from San Jose to Ontario (SJC-ONT-SJC) is currently $335

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Cheapest One way Flight

$104

WN Southwest Airlines • 1 stop • 8h 30m

Sep 21

The cheapest one way flight from San Jose to Ontario (SJC-ONT) is currently $104

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Cheapest Direct Flight

$337

WN Southwest Airlines • nonstop • 2h

Sep 14

The cheapest nonstop flight from San Jose to Ontario (SJC-ONT) is currently $337

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Fastest Flight

1h 55m

The fastest nonstop flight from San Jose to Ontario (SJC-ONT) takes 1h 55m

Top Airlines Flying from San Jose to Ontario

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

Alaska Airlines -AS

Alaska Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Latest Flight Deals from San Jose (SJC) to Ontario (ONT)

Compare and book low fare round-trip air tickets from San Jose to Ontario. Ideal for travelers with confirmed return itineraries.

Sep 14 - Sep 15, Economy
WN
San Jose → Ontario
2h
6:30 AM - 7:50 AM • nonstop
WN
San Jose → Ontario
5h 25m
4:45 PM - 8:10 PM • 1 stop
$335
Southwest Airlines
Sep 14 - Sep 15, Economy
WN
San Jose → Ontario
15h 35m
12:15 PM - 9:50 PM • 1 stop
WN
San Jose → Ontario
5h 25m
4:45 PM - 8:10 PM • 1 stop
$335
Southwest Airlines
Sep 14 - Sep 15, Economy
WN
San Jose → Ontario
2h
6:30 AM - 7:50 AM • nonstop
WN
San Jose → Ontario
1h 55m
1:15 PM - 2:30 PM • nonstop
$337
Southwest Airlines
Sep 14 - Sep 15, Economy
AS
San Jose → Ontario
30h 29m
4:47 PM - 11:16 AM • 1 stop
AS
San Jose → Ontario
12h 23m
3:14 PM - 10:57 PM • 1 stop
$593
Alaska Airlines
Sep 14 - Sep 15, Economy
DL
San Jose → Ontario
15h 54m
7:25 AM - 5:19 PM • 1 stop
DL
San Jose → Ontario
17h 39m
6:00 AM - 4:59 PM • 1 stop
$610
Delta Airlines
Sep 14 - Sep 15, Economy
DL
San Jose → Ontario
15h 6m
2:41 PM - 11:47 PM • 2 stops
DL
San Jose → Ontario
13h 21m
6:00 AM - 2:01 PM • 1 stop
$612
Delta Airlines

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

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

FAQs on San Jose to Ontario Flights

What are the airports in San Jose?
SJC
What’s the most popular airline flying from SJC to ONT?
The most popular airline flying from San Jose to Ontario are
Can I fly from SJC to ONT non-stop?
Yes, you can fly SJC to ONT non-stop on
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 SJC to ONT Airport?
The earliest flight leaves SJC at 6:15 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 SJC 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 1 hour to fly non-stop from SJC to ONT, which is 333.38 miles by air.
Which airlines provide the cheapest flights from San Jose (SJC) to Ontario (ONT) ?
In the past couple of days, the cheapest tickets to ONT from SJC were found on F9 : USD 191
Do I need a passport to fly between SJC and ONT?
No
What’s the latest departure time from SJC to ONT ?
The last flight leaves SJC at 8:10 pm

Essential Information for Booking Flights from San Jose (SJC) - AI Insights

What's the cheapest airline from sjc to ont?
You can find the cheapest airline tickets from San Jose International Airport (sjc) to Ontario International Airport (ont) with Southwest Airlines (WN) for a one-way trip. Premium Economy seats are available, offering enhanced comfort with more legroom and amenities. Booking in advance is recommended, as Southwest Airlines often offers low fares for early bookings.
What's the popular airline to fly from sjc to ont?
You can fly from Norman Y. Mineta San Jose International Airport (sjc) to Ontario International Airport (ont) on Southwest Airlines (WN) for a premium economy experience. This flight has 0 stops and is a one-way trip, departing 42 days in advance. You can find affordable airfares and budget-friendly flights on fareleaders.com.
What's the cheapest day of the week to fly from sjc to ont?
The cheapest day of the week to fly from San Jose International Airport (sjc) to Ontario International Airport (ont) is Wednesday. Flying on this day can result in budget-friendly flights, making it an ideal choice for travelers looking to save on airfares. With a premium economy cabin, you can enjoy enhanced comfort and more legroom, making your flight experience more enjoyable. Book your flight in advance, ideally 42 days prior to your trip, to secure the best rates.
What's the cheapest month to fly from sjc to ont?
The cheapest month to fly from San Jose International Airport (SJC) to Ontario International Airport (ONT) is November, as it tends to have lower airfares. Booking in advance, you can secure Premium Economy flights with enhanced comfort for your group of 5 passengers.
Which airline/airlines fly from sjc to ont?
You can fly from Norman Y. Mineta San Jose International Airport (sjc) to Ontario International Airport (ont) on the following airlines: Southwest Airlines, Alaska Airlines, Delta Airlines, United Airlines, Aeromexico, Frontier Airlines, Volaris Airline, and American Airlines. These airlines offer budget-friendly flights with enhanced comfort in Premium Economy class, which includes more legroom and amenities. You can book your flights in advance to get the best airfares and enjoy your trip to Ontario.
What is the cheapest airline to fly from San Jose to Ontario?
Southwest Airlines (WN) offers the cheapest flights from San Jose to Ontario.
How far in advance should I book my flights for the best fares?
It is recommended to book flights at least 42 days in advance for the best fares.
What is the difference between Premium Economy and other cabin types?
Premium Economy offers enhanced comfort with more legroom and amenities compared to other cabin types.
Can I book a one-way flight with a layover?
Yes, you can book a one-way flight with a layover.
How do I find the best airfare deals on your website?
You can find the best airfare deals by using our website and searching for flights.
What does 'fares' and 'airfares' mean in the context of airline travel?
Fares and airfares refer to the cost of airline tickets.
How can I use your website to plan my trip and book my flights?
You can use our website to plan your trip and book your flights by following these steps.
What is the best time to book flights for a July trip?
The best time to book flights for a July trip is in November, when fares tend to be cheaper.
Can I book a bus ticket or rental car in addition to my flight?
Yes, you can book a bus ticket or rental car in addition to your flight.
How do I look for awesome flight deals and discounts on your website?
You can look for awesome flight deals and discounts by using our website and searching for flights.

San Jose (SJC) to Ontario (ONT): Airport Information

Origin Airport Norman Y. Mineta San Jose International , San Jose, US
Destination Airport Ontario International , Ontario, US
Distance 333 miles

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