Cheap Flights from Ontario (ONT) to San Jose (SJC) from HK$1,327~

View HK$1,327 flight on Fri, 6 Feb 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$1,327 for one-way flights and HK$2,643 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, 6 Feb - Sun, 8 Feb
ONT
Ontario
SJC
San Jose
HK$2,643 Return, found 6 days ago
HK$2,643
Return
found 6 days ago
Select American Airlines flight, departing Fri, 6 Feb from Ontario to San Jose, returning Sun, 8 Feb, priced at HK$2,643 found 6 days ago
Alaska Airlines
Thu, 5 Feb - Mon, 9 Feb
ONT
Ontario
SJC
San Jose
HK$2,880 Return, found 6 days ago
HK$2,880
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 5 Feb from Ontario to San Jose, returning Mon, 9 Feb, priced at HK$2,880 found 6 days ago
American Airlines
Fri, 6 Feb - Sun, 8 Feb
ONT
Ontario
SJC
San Jose
HK$3,116 Return, found 6 days ago
HK$3,116
Return
found 6 days ago
Select American Airlines flight, departing Fri, 6 Feb from Ontario to San Jose, returning Sun, 8 Feb, priced at HK$3,116 found 6 days ago
American Airlines
Fri, 6 Feb - Sun, 8 Feb
ONT
Ontario
SJC
San Jose
HK$3,342 Return, found 6 days ago
HK$3,342
Return
found 6 days ago
Select American Airlines flight, departing Fri, 6 Feb from Ontario to San Jose, returning Sun, 8 Feb, priced at HK$3,342 found 6 days ago
American Airlines
Fri, 6 Feb - Sun, 8 Feb
ONT
Ontario
SJC
San Jose
HK$3,643 Return, found 6 days ago
HK$3,643
Return
found 6 days ago
Select American Airlines flight, departing Fri, 6 Feb from Ontario to San Jose, returning Sun, 8 Feb, priced at HK$3,643 found 6 days ago
Delta
Fri, 6 Feb - Sun, 8 Feb
ONT
Ontario
SJC
San Jose
HK$4,008 Return, found 6 days ago
HK$4,008
Return
found 6 days ago
Select Delta flight, departing Fri, 6 Feb from Ontario to San Jose, returning Sun, 8 Feb, priced at HK$4,008 found 6 days ago
American Airlines
Fri, 6 Feb - Sun, 8 Feb
ONT
Ontario
SJC
San Jose
HK$4,105 Return, found 6 days ago
HK$4,105
Return
found 6 days ago
Select American Airlines flight, departing Fri, 6 Feb from Ontario to San Jose, returning Sun, 8 Feb, priced at HK$4,105 found 6 days ago
Delta
Fri, 6 Feb - Sun, 8 Feb
ONT
Ontario
SJC
San Jose
HK$4,309 Return, found 6 days ago
HK$4,309
Return
found 6 days ago
Select Delta flight, departing Fri, 6 Feb from Ontario to San Jose, returning Sun, 8 Feb, priced at HK$4,309 found 6 days ago
American Airlines
Fri, 6 Feb - Sun, 8 Feb
ONT
Ontario
SJC
San Jose
HK$4,342 Return, found 6 days ago
HK$4,342
Return
found 6 days ago
Select American Airlines flight, departing Fri, 6 Feb from Ontario to San Jose, returning Sun, 8 Feb, priced at HK$4,342 found 6 days ago
United
Fri, 6 Feb - Sun, 8 Feb
ONT
Ontario
SJC
San Jose
HK$8,545 Return, found 6 days ago
HK$8,545
Return
found 6 days ago
Select United flight, departing Fri, 6 Feb from Ontario to San Jose, returning Sun, 8 Feb, priced at HK$8,545 found 6 days ago

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

October is typically the cheapest month to fly

From HK$599 - HK$3,398 per traveller.
Ontario to San Jose route information
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Norman Y. Mineta San Jose Intl.
Return price
HK$2,643
Distance
534 km
Average flight time
1 hour 17 mins

Flights from Los Angeles to San Jose

Book cheap flights from Los Angeles (ONT) to San Jose (SJC) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Los Angeles (ONT) to San Jose (SJC) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Los Angeles (ONT) to San Jose (SJC) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your San Jose flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in San Jose and things to do in San Jose for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to San Jose more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to San Jose is HK$1,327 now!

 

Frequently asked questions

How much is a flight from Los Angeles - Ontario Intl. Airport (ONT) to SJC?
If you're planning on traveling from Ontario Airport to SJC, round-trip journeys start from HK$2,643. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't hang about. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Ontario Airport to SJC?
Each air carrier has different terms and conditions. If you decide to cancel your vacation, visit our Customer Service Portal.
How do I find cheap flights from ONT to SJC that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Ontario Airport to SJC flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Ontario Airport to Norman Y. Mineta San Jose Intl. Airport (SJC)?
That new movie you've been eager to see will have to wait — the flight distance between Ontario Airport (ONT) and Norman Y. Mineta San Jose Intl. Airport (SJC) (SJC) is only 540 kilometers. The captain will be telling you to buckle up for touchdown before you know it.
Which airlines fly direct from ONT to Norman Y. Mineta San Jose Intl. Airport (SJC)?
If you're looking to fly straight from Los Angeles - Ontario Intl. Airport (ONT) to Norman Y. Mineta San Jose Intl. Airport (SJC), Southwest Airlines (WN) is a great choice. It operates 126 monthly flights between Ontario and San Jose.
Are Ontario Airport to San Jose Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes score a bargain, with some super cheap airfares from Ontario Airport to SJC popping up a few weeks before the date of departure. If you'd rather plan ahead, Expedia compares and updates all the best flight deals continuously — as early as 12 months in advance in some cases. It depends on the carrier though, as not every airline advertises prices so far in advance.

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