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Cheap flights from Ontario to San Jose (ONT - SJC) from $159

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — SJC
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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The best prices from Ontario to San Jose are usually found in April or May, booked 18 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Ontario to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to San Jose (SJC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 16, 2024.

Popular in

March

Cheapest in

April

Round-trip from

$286

One-way from

$183
High demand for flights, 36% potential price rise
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Best time to find cheap flights, 80% potential price drop
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From Ontario to San Jose
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One-way flight from Ontario to San Jose
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What is the cheapest day to fly round-trip from Ontario to San Jose?

Friday flights are found to be more expensive to fly from Ontario to San Jose. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Jose.

How far in advance should I book a flight from Ontario to San Jose?

To save up to 67% on this flight, we recommend booking at least 40 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ontario to San Jose from $169 1-2 weeks out and tickets from $246 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ontario to San Jose?

Our data shows that August tends to be the cheapest month to fly to San Jose from Ontario. Users have commonly found prices around $187 for the month, but tickets can be as low as $54. Due to multiple factors, prepare for potentially higher prices in March.

When is the cheapest time to fly from Ontario to San Jose (ONT - SJC)?

It’s optimal to fly from Ontario to San Jose at noon. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the morning.

Cheap American Airlines flights from Ontario to San Jose

Explore cheap flight options specifically provided by American Airlines for the route between Ontario and San Jose. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Check out some of the cheapest American Airlines flights we've come across from Ontario to San Jose. Deals update often to give you more flight options matching your criteria
Fri 9/66:15 amONT - SJC
1 stop5h 39mAmerican Airlines
Sun 9/86:00 amSJC - ONT
1 stop5h 44mAmerican Airlines
Deal found 5/14$261
Sat 9/144:45 pmONT - SJC
1 stop5h 27mAmerican Airlines
Mon 9/1612:45 pmSJC - ONT
1 stop27h 02mAmerican Airlines
Deal found 5/15$290
Fri 9/66:15 amONT - SJC
1 stop5h 39mAmerican Airlines
Sun 9/86:00 amSJC - ONT
1 stop5h 44mAmerican Airlines
Deal found 5/15$298
Sat 10/266:15 amONT - SJC
1 stop5h 39mAmerican Airlines
Mon 10/287:25 pmSJC - ONT
1 stop26h 18mAmerican Airlines
Deal found 5/15$305
Sat 6/112:53 pmONT - SJC
1 stop5h 40mAmerican Airlines
Mon 6/36:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/15$353
Tue 5/2812:53 pmONT - SJC
1 stop5h 40mAmerican Airlines
Sat 6/16:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/15$381
Fri 5/317:40 pmONT - SJC
1 stop13h 34mAmerican Airlines
Mon 6/36:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/15$428
Sat 5/2512:53 pmONT - SJC
1 stop5h 40mAmerican Airlines
Sun 5/266:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/15$444
Wed 5/2912:53 pmONT - SJC
1 stop5h 40mAmerican Airlines
Sun 6/26:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/15$456

Cheap Alaska Airlines flights from Ontario to San Jose

Explore cheap flight options specifically provided by Alaska Airlines for the route between Ontario and San Jose. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
To aid your search, here are some of the cheapest Alaska Airlines flights we've found from Ontario to San Jose. Deals frequently update to provide users with more options.
Fri 7/268:20 pmONT - SJC
1 stop11h 52mAlaska Airlines
Tue 7/306:15 amSJC - ONT
1 stop17h 44mAlaska Airlines
Deal found 5/16$329
Fri 7/268:20 pmONT - SJC
1 stop11h 52mAlaska Airlines
Tue 7/304:44 pmSJC - ONT
2 stops7h 15mAlaska Airlines
Deal found 5/16$334
Tue 9/1711:30 amONT - SJC
1 stop11h 18mAlaska Airlines
Wed 9/181:00 pmSJC - ONT
1 stop9h 15mAlaska Airlines
Deal found 5/16$342
Wed 6/510:00 amONT - SJC
1 stop7h 55mAlaska Airlines
Tue 6/116:15 amSJC - ONT
2 stops17h 43mAlaska Airlines
Deal found 5/15$349
Tue 7/304:24 pmONT - SJC
1 stop16h 10mAlaska Airlines
Wed 7/3112:14 pmSJC - ONT
1 stop11h 45mAlaska Airlines
Deal found 5/16$352
Wed 6/56:00 amONT - SJC
1 stop8h 46mAlaska Airlines
Tue 6/116:15 amSJC - ONT
1 stop17h 43mAlaska Airlines
Deal found 5/15$354
Sat 6/154:07 pmONT - SJC
1 stop6h 31mAlaska Airlines
Sat 6/2211:05 amSJC - ONT
2 stops12h 54mAlaska Airlines
Deal found 5/16$357
Tue 6/184:24 pmONT - SJC
1 stop6h 14mAlaska Airlines
Wed 6/199:55 pmSJC - ONT
1 stop11h 10mAlaska Airlines
Deal found 5/14$362
Sat 10/57:56 pmONT - SJC
2 stops13h 27mAlaska Airlines
Mon 10/78:57 pmSJC - ONT
1 stop13h 57mAlaska Airlines
Deal found 5/16$364

Cheap Ontario to San Jose flights in May & June 2024

Find cheap flight options from Ontario to San Jose specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
These are some of the most attractive deals on flights from Ontario to San Jose in 2024. Check back regularly for other flight deals.
Wed 6/510:00 amONT - SJC
1 stop7h 55mAlaska Airlines
Tue 6/116:15 amSJC - ONT
2 stops17h 43mAlaska Airlines
Deal found 5/15$349
Sat 6/112:53 pmONT - SJC
1 stop5h 40mAmerican Airlines
Mon 6/36:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/15$353
Wed 6/56:00 amONT - SJC
1 stop8h 46mAlaska Airlines
Tue 6/116:15 amSJC - ONT
1 stop17h 43mAlaska Airlines
Deal found 5/15$354
Sat 6/154:07 pmONT - SJC
1 stop6h 31mAlaska Airlines
Sat 6/2211:05 amSJC - ONT
2 stops12h 54mAlaska Airlines
Deal found 5/16$357
Tue 6/184:24 pmONT - SJC
1 stop6h 14mAlaska Airlines
Wed 6/199:55 pmSJC - ONT
1 stop11h 10mAlaska Airlines
Deal found 5/14$362
Tue 5/2812:53 pmONT - SJC
1 stop5h 40mAmerican Airlines
Sat 6/16:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/15$381
Wed 5/296:00 amONT - SJC
1 stop8h 46mAlaska Airlines
Wed 6/56:15 amSJC - ONT
1 stop17h 43mAlaska Airlines
Deal found 5/15$382
Thu 6/207:00 amONT - SJC
1 stop15h 34mAlaska Airlines
Mon 7/159:55 pmSJC - ONT
1 stop11h 10mAlaska Airlines
Deal found 5/15$391
Sat 6/86:00 amONT - SJC
1 stop14h 06mAlaska Airlines
Mon 6/106:15 amSJC - ONT
1 stop15h 40mAlaska Airlines
Deal found 5/15$392

Ontario to San Jose 2024 flight deals

Discover exclusive flight deals for travel between Ontario and San Jose in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
These are some of the most attractive deals on flights from Ontario to San Jose in 2024. Check back regularly for other flight deals.
Fri 8/2312:46 pmONT - SJC
1 stop5h 47mAmerican Airlines
Sun 8/256:00 amSJC - ONT
1 stop5h 53mAmerican Airlines
Deal found 5/16$261
Sat 9/144:45 pmONT - SJC
1 stop5h 27mAmerican Airlines
Mon 9/1612:45 pmSJC - ONT
1 stop27h 02mAmerican Airlines
Deal found 5/15$290
Fri 9/66:15 amONT - SJC
1 stop5h 39mAmerican Airlines
Sun 9/86:00 amSJC - ONT
1 stop5h 44mAmerican Airlines
Deal found 5/15$298
Wed 8/1412:46 pmONT - SJC
1 stop5h 47mAmerican Airlines
Fri 8/166:00 amSJC - ONT
1 stop12h 27mAmerican Airlines
Deal found 5/16$300
Sat 10/266:15 amONT - SJC
1 stop5h 39mAmerican Airlines
Mon 10/287:25 pmSJC - ONT
1 stop26h 18mAmerican Airlines
Deal found 5/15$305
Fri 7/268:20 pmONT - SJC
1 stop11h 52mAlaska Airlines
Tue 7/306:15 amSJC - ONT
1 stop17h 44mAlaska Airlines
Deal found 5/16$329
Fri 7/268:20 pmONT - SJC
1 stop11h 52mAlaska Airlines
Tue 7/304:44 pmSJC - ONT
2 stops7h 15mAlaska Airlines
Deal found 5/16$334
Tue 7/26:00 amONT - SJC
1 stop15h 00mAlaska Airlines
Tue 7/94:44 pmSJC - ONT
2 stops16h 21mAlaska Airlines
Deal found 5/16$341
Tue 9/1711:30 amONT - SJC
1 stop11h 18mAlaska Airlines
Wed 9/181:00 pmSJC - ONT
1 stop9h 15mAlaska Airlines
Deal found 5/16$342

Ontario to San Jose flights leaving soon

Find last-minute flight options from Ontario to San Jose for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Have a look at some of the last-minute flights available departing from Ontario to San Jose. Tip: verify your flight details before completing your reservation.
Tue 5/213:30 pmONT - SJC
Nonstop1h 15mSouthwest
Mon 5/278:55 pmSJC - ONT
Nonstop1h 15mSouthwest
Deal found 5/16$409
Sat 5/2512:53 pmONT - SJC
1 stop5h 40mAmerican Airlines
Sun 5/266:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/15$444
Sun 5/266:45 amONT - SJC
1 stop5h 25mAmerican Airlines
Mon 6/36:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/15$462
Wed 5/226:45 amONT - SJC
1 stop5h 25mAmerican Airlines
Wed 5/2912:43 pmSJC - ONT
1 stop6h 05mAmerican Airlines
Deal found 5/15$465
Fri 5/246:45 amONT - SJC
1 stop5h 25mAmerican Airlines
Sun 5/266:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/16$468
Thu 5/2312:25 pmONT - SJC
1 stop6h 05mAmerican Airlines
Sun 5/266:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/16$506
Sat 5/2512:53 pmONT - SJC
1 stop5h 40mAmerican Airlines
Mon 5/276:10 amSJC - ONT
1 stop5h 37mAmerican Airlines
Deal found 5/16$606
Wed 5/226:45 amONT - SJC
1 stop5h 25mAmerican Airlines
Thu 5/236:10 amSJC - ONT
1 stop5h 35mAmerican Airlines
Deal found 5/15$644
Tue 5/2112:58 amONT - SJC
1 stop10h 53mFrontier
Wed 5/291:24 pmSJC - ONT
1 stop9h 33mFrontier
Deal found 5/15$647

One-way flights to San Jose from Ontario

Search for one-way flight options from Ontario to San Jose. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Users in need of a one-way flight from Ontario to San Jose can choose from these deals. For those needing a return trip from Ontario, there is a search form available above.
Tue 6/1811:40 amONT - SJC
1 stop10h 24mDelta
Deal found 5/14$159
Wed 6/510:00 amONT - SJC
1 stop7h 55mAlaska Airlines
Deal found 5/15$173
Wed 7/108:20 pmONT - SJC
1 stop12h 14mAlaska Airlines
Deal found 5/15$176
Sat 9/711:30 amONT - SJC
1 stop11h 18mAlaska Airlines
Deal found 5/16$177
Tue 6/410:00 amONT - SJC
2 stops12h 24mAlaska Airlines
Deal found 5/14$178
Wed 6/197:00 amONT - SJC
1 stop15h 04mDelta
Deal found 5/14$179
Sat 6/810:00 amONT - SJC
2 stops12h 24mAlaska Airlines
Deal found 5/14$181
Fri 6/148:20 pmONT - SJC
1 stop11h 52mAlaska Airlines
Deal found 5/15$182
Wed 6/121:25 pmONT - SJC
2 stops8h 39mDelta
Deal found 5/15$183

Find flights from Ontario to San Jose within your budget

Customize your flight search to find flights from Ontario to San Jose that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$261 - $534

Route

Depart

Return

Price

OntarioSan Jose

ONT - SJC

ONTSJC

Ontario

Fri 9/6

1 stop5h 39m

San Jose

Sun 9/8

1 stop5h 44m

$261

OntarioSan Jose

ONT - SJC

ONTSJC

Ontario

Sat 9/14

1 stop5h 27m

San Jose

Mon 9/16

1 stop27h 02m

$290

OntarioSan Jose

ONT - SJC

ONTSJC

Ontario

Fri 9/6

1 stop5h 39m

San Jose

Sun 9/8

1 stop5h 44m

$298

OntarioSan Jose

ONT - SJC

ONTSJC

Ontario

Fri 7/26

1 stop11h 52m

San Jose

Tue 7/30

1 stop17h 44m

$329

OntarioSan Jose

ONT - SJC

ONTSJC

Ontario

Fri 7/26

1 stop11h 52m

San Jose

Tue 7/30

2 stops7h 15m

$334

OntarioSan Jose

ONT - SJC

ONTSJC

Ontario

Thu 6/13

1 stop15h 34m

San Jose

Mon 6/17

1 stop11h 10m

$422

OntarioSan Jose

ONT - SJC

ONTSJC

Ontario

Sat 6/1

1 stop14h 58m

San Jose

Tue 6/4

2 stops17h 23m

$468

OntarioSan Jose

ONT - SJC

ONTSJC

Ontario

Fri 9/6

1 stop11h 06m

San Jose

Sat 9/14

1 stop12h 25m

$478

OntarioSan Jose

ONT - SJC

ONTSJC

Ontario

Tue 6/4

3 stops15h 43m

San Jose

Wed 6/12

1 stop13h 48m

$534

Flights are sorted by cheapest first

Deals found on 5/14

When is the best time to book a flight from Ontario to San Jose?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to San Jose. Price data was last updated on May 10, 2024.
Booking 18 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to San Jose. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from Ontario to San Jose?

Use this chart to determine the cheapest time to fly round-trip from Ontario to San Jose. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to San Jose flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to San Jose by month

Plan your trip from Ontario to San Jose by taking into account the cheapest months to travel. The average price of a one-way flight from Ontario to San Jose is currently $176 while a round-trip flight costs $379. Price data was last updated on May 12, 2024.

Currently, September is the cheapest month in which you can book a flight from Ontario to San Jose (average of $286). Flying from Ontario to San Jose in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$298

February

$296

March

$334

April

$320

May

$338

June

$395

July

$372

August

$301

September

$286

October

$296

November

$326

December

$318

Temperature and rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average temperature and rainfall totals by month.

SJC

Temperature

50 - 69.8 °F

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Jose. Reviews last updated May 16, 2024.
To help decide which airline to fly from Ontario to San Jose, see what other customers have to say about American Airlines, Alaska Airlines and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Boarding

8.2

Food

7.3

Entertainment

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Boarding

8.2

Food

7.3

Entertainment

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

Delta
8.0
Very good
10,673 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Boarding

8.2

Food

7.3

Entertainment

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

United Airlines
7.4
Good
10,924 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Boarding

8.2

Food

7.3

Entertainment

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

American Airlines
7.3
Good
14,514 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Boarding

8.2

Food

7.3

Entertainment

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

Volaris
6.7
Okay
1,500 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Boarding

8.2

Food

7.3

Entertainment

7.3

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

Related info for your journey

Find useful and relevant information for your journey from Ontario to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Ontario to San Jose?

    San Jose is the airport most travelers will use when flying to San Jose from Ontario. Booking flights from Ontario (ONT) to San Jose (SJC) should be relatively easy as there are 3 daily flights to San Jose from 7 different airlines. 1h 20m is how long a flight from Ontario to San Jose will take if you book a nonstop flight.

  • Can I find flights from Ontario to San Jose for under $300 on Cheapflights?

    Yes, there are multiple flights from Ontario to San Jose for under $300. The cheapest flight booked recently is on American Airlines for just $261, but on average you can expect to pay $344.

  • Are there last-minute flights available from Ontario to San Jose for under $500?

    There are currently 20+ open flights from Ontario to San Jose within the next 7 days for less than $500.

  • What are the cheapest airlines flying from Ontario to San Jose round-trip?

    Currently priced at $261, American Airlines will fly you from Ontario to San Jose and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Alaska Airlines for as low as $329.

  • What are the cheapest airlines to fly from Ontario to San Jose one-way?

    One-way options have recently been found by users for as low as $159 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $173 and American Airlines from $228 one-way.

  • What are the most popular airlines that fly from Ontario to San Jose?

    When booking a flight from Ontario to San Jose, you may want to consider flying on American Airlines, Alaska Airlines or Delta as they are the most popular for this route.

  • What does ONT to SJC mean?

    This is defined as Ontario Airport (ONT) and San Jose Airport (SJC). Codes like San Jose Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Ontario to San Jose that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to San Jose flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to San Jose with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to San Jose flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to San Jose that include hotel bookings?

    Yes. In addition to deals on Ontario to San Jose flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to San Jose?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to San Jose.

  • Can I find deals for business class flights from Ontario to San Jose?

    Yes. Cheapflights offers flight deals from Ontario to San Jose by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to San Jose that allow pets onboard?

    Many airlines flying from Ontario to San Jose offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to San Jose?

    Yes, you can often find last-minute deals on Ontario to San Jose flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to San Jose flight deals updated?

    The Ontario to San Jose flight deals you see on this page were last updated on 5/16.

See more FAQs

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Alternative routes for Ontario to San Jose
See prices for flight routes from nearby airports that may be better suited for you.

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Top 7 airlines flying from Ontario to San Jose

Discover the top 7 airlines that operate flights from Ontario to San Jose. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$19Average$98FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Breeze AirwaysCheapest$75Average$134FlexibilityNo cancel feeOn-timeN/A
Search Breeze Airways flights
DeltaCheapest$80Average$176FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Spirit AirlinesCheapest$80Average$175FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
Alaska AirlinesCheapest$109Average$496FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest$162Average$243FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$243Average$436FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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Search flights from Ontario to San Jose by cabin class

Find flights from Ontario to San Jose, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Ontario to San Jose

Find hourly flight availability from Ontario to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 16, 2024.
20%of flight departuresEarly morningMidnight to 6 am
39%of flight departuresMorning6 am to noon
26%of flight departuresAfternoonNoon to 6 pm
15%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Ontario to San Jose

Explore weekly flight availability from Ontario to San Jose. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 16, 2024.
Sunday3daily flights
Monday4daily flights
Tuesday2daily flights
Wednesday2daily flights
Thursday4daily flights
Friday4daily flights
Saturday2daily flights

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to San Jose?

When you search for this flight from Ontario to San Jose, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to San Jose?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to San Jose for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to San Jose with no change fees?

Certainly. Search results for flights to San Jose from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to San Jose become cheaper?

Yes! Start tracking prices for Ontario to San Jose flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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