$60 Cheap Flights from Ontario (ONT) to San Jose (SJC)

View $60 flight on Thu, Jan 29, 2026Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)

Cheap Flights from Ontario to San Jose (ONT-SJC)

Prices were available within the past 7 days and start at $60 for one-way flights and $120 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Jan 8 - Mon, Jan 12
ONT
Ontario
SJC
San Jose
$120 Roundtrip, found 2 days ago
$120
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Jan 8 from Ontario to San Jose, returning Mon, Jan 12, priced at $120 found 2 days ago
Frontier Airlines
Thu, Feb 5 - Thu, Feb 26
ONT
Ontario
SJC
San Jose
$140 Roundtrip, found 2 days ago
$140
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Feb 5 from Ontario to San Jose, returning Thu, Feb 26, priced at $140 found 2 days ago
Southwest Airlines
Thu, Dec 18 - Thu, Jan 8
ONT
Ontario
SJC
San Jose
$158 Roundtrip, found 9 hours ago
$158
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Thu, Dec 18 from Ontario to San Jose, returning Thu, Jan 8, priced at $158 found 9 hours ago
Frontier Airlines
Thu, Jan 22 - Thu, Jan 29
ONT
Ontario
SJC
San Jose
$160 Roundtrip, found 2 days ago
$160
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Jan 22 from Ontario to San Jose, returning Thu, Jan 29, priced at $160 found 2 days ago
Southwest Airlines
Thu, Dec 18 - Thu, Jan 8
ONT
Ontario
SJC
San Jose
$167 Roundtrip, found 9 hours ago
$167
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Thu, Dec 18 from Ontario to San Jose, returning Thu, Jan 8, priced at $167 found 9 hours ago
Southwest Airlines
Tue, Dec 9 - Wed, Dec 10
ONT
Ontario
SJC
San Jose
$169 Roundtrip, found 1 hour ago
$169
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Dec 9 from Ontario to San Jose, returning Wed, Dec 10, priced at $169 found 1 hour ago
Southwest Airlines
Thu, Dec 18 - Thu, Jan 8
ONT
Ontario
SJC
San Jose
$172 Roundtrip, found 9 hours ago
$172
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Thu, Dec 18 from Ontario to San Jose, returning Thu, Jan 8, priced at $172 found 9 hours ago
Hawaiian Airlines
Tue, Jan 13 - Wed, Jan 21
ONT
Ontario
SJC
San Jose
$262 Roundtrip, just found
$262
Roundtrip
just found
Select Hawaiian Airlines flight, departing Tue, Jan 13 from Ontario to San Jose, returning Wed, Jan 21, priced at $262 just found
Alaska Airlines
Wed, Dec 3 - Wed, Dec 10
ONT
Ontario
SJC
San Jose
$268 Roundtrip, found 3 days ago
$268
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Dec 3 from Ontario to San Jose, returning Wed, Dec 10, priced at $268 found 3 days ago
American Airlines
Sat, Dec 13 - Wed, Dec 31
ONT
Ontario
SJC
San Jose
$279 Roundtrip, just found
$279
Roundtrip
just found
Select American Airlines flight, departing Sat, Dec 13 from Ontario to San Jose, returning Wed, Dec 31, priced at $279 just found

Find the cheapest month to fly from Ontario (ONT) to San Jose (SJC)

August is typically the cheapest month to fly

From $77 - $399 per traveler.

Alternative airports near San Jose

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Francisco Intl. SFO. Cheapest option available. Average driving time to city center is 40 minutes. Flights from $163
SFO
San Francisco Intl.
Cheapest
Average driving time to city center40 min
Flights from $163
Select flight to Oakland Intl. OAK. Average driving time to city center is 41 minutes. Flights from $319
OAK
Oakland Intl.
Average driving time to city center41 min
Flights from $319

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC) cost?
Get a cheap one-way flight from $60 or cheap return flight from $120 from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Planning your getaway for January is a good way to save, as it's the cheapest month for flights between ONT and SJC. You'll often find the lowest fares during the off-season.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Board a nonstop flight with Southwest Airlines and go straight from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC).
What is the cheapest airline that flies from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
To find the cheapest airline that'll fly you from ONT to SJC, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
When jetting out of Los Angeles - Ontario Intl. Airport (ONT), you'll have your pick from an average of 3 daily direct flights to Norman Y. Mineta San Jose Intl. Airport (SJC).
What are the most popular departure times for flights from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Flights between ONT and SJC are their busiest at 8 AM. If you're after a more relaxed experience and possibly cheaper fares, choose a departure that's outside typical rush times.
What day of the week has the most flights from ONT to SJC?
If you depart on a Friday, you'll get the biggest range of options for flights from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC).
What is the earliest flight from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Los Angeles - Ontario Intl. Airport (ONT)'s first flight to Norman Y. Mineta San Jose Intl. Airport (SJC) leaves at approximately 6:00AM UTC-8. With a flight time of 1h 15m, you'll touch down at around 7:15AM UTC-8.
How long does it take to fly from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
It takes around 1 hour and 18 minutes to travel the 330 mi from ONT to SJC.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Book a flight from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Jose from Los Angeles - Ontario Intl. Airport (ONT)?
Come in for landing at one of these San Jose airports following your direct flight from Los Angeles - Ontario Intl. Airport (ONT):

  • San Francisco Intl. Airport (SFO)
  • Norman Y. Mineta San Jose Intl. Airport (SJC)
  • Oakland Intl. Airport (OAK)

Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC) last-minute?
Booking your plane ticket from ONT to SJC shortly before your trip is usually more expensive. But if you're flexible with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book an ONT to SJC flight and hotel package?
Compared with arranging hotels and flights separately, booking an ONT to SJC flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Simply pick your flights and select from our wide range of stays, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
In most cases, you can cancel or modify your ONT to SJC flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like more information, head to our Customer Service portal.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Norman Y. Mineta San Jose Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$120
Distance
333 mi
Average flight time
1 hour 15 mins

Book with confidence

Ontario to San Jose Flights

The cheapest times to fly from Ontario to San Jose

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to San Jose are during the month of January. You can find some of the cheapest flights from Ontario to San Jose with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to San Jose

Sunday is one of the best days to book for cheap flights from Ontario to San Jose: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ontario to San Jose

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to San Jose in 2025. You can also book with separate airlines for your outbound and return journeys, from $60 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to San Jose flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to San Jose airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ontario to San Jose Flights

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*Available to One Key members.