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Cheap flights from San José (SJO) to Ontario (ONT) from $209

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 9/16. 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.
SJO — ONT
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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The best prices from San José Juan Santamaria Intl to Ontario are usually found in May or November, booked 41 days in advance, depart on a Wednesday or Thursday and return on a Saturday

Cheap flight deals from San José to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to Ontario (ONT). 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 30, 2024.

Popular in

December

Cheapest in

May

Average price

$278

Round-trip from

$238
High demand for flights, 22% potential price rise
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Best time to find cheap flights, 35% potential price drop
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Average for round-trip flights in May 2024
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From San José Juan Santamaria Intl to Ontario
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What is the cheapest day to fly round-trip from San José, San José Province to Ontario?

Users have found that flying from San José, San José Province to Ontario on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from San José, San José Province to Ontario?

To save up to 18% on this flight, we recommend booking at least 49 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San José, San José Province to Ontario from $390 1-2 weeks out and tickets from $390 for flights departing within the next 72 hours.

What is the cheapest month to fly from San José, San José Province to Ontario?

The best pricing can be found in the month of February. Prices to Ontario from San José, San José Province average $383. You can even find prices in February for less than $383, as users have found deals to Ontario from as low as $161. The month of June appears to be one of the more expensive times to travel to Ontario from San José, San José Province. Flying in the targeted month can save you up to 23%.

What is the cheapest time of day to fly from SJO to ONT?

Unlike in the evening, when flights are generally more expensive, you can save up to 41% on flights from San José, San José Province to Ontario by exploring options for tickets in the afternoon.

Cheap American Airlines flights from San José to Ontario

Explore cheap flight options specifically provided by American Airlines for the route between San José and Ontario. 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 2,784,634 searches. Data last updated May 30, 2024.
Take a peek at the cheapest American Airlines flights we've detected traveling from San José to Ontario. Come back soon if you're not finding the exact deal you're looking for.
Wed 9/111:55 pmSJO - ONT
1 stop9h 17mAmerican Airlines
Sun 9/1511:59 pmONT - SJO
2 stops11h 56mAmerican Airlines
Deal found 5/30$453
Tue 8/202:00 pmSJO - ONT
1 stop9h 27mAmerican Airlines
Tue 8/278:10 amONT - SJO
1 stop12h 58mAmerican Airlines
Deal found 5/28$462
Tue 8/202:00 pmSJO - ONT
1 stop9h 27mAmerican Airlines
Sun 8/2511:59 pmONT - SJO
2 stops12h 01mAmerican Airlines
Deal found 5/30$467
Wed 10/21:55 pmSJO - ONT
1 stop9h 17mAmerican Airlines
Sat 10/511:59 pmONT - SJO
2 stops11h 56mAmerican Airlines
Deal found 5/29$474
Tue 9/36:20 amSJO - ONT
2 stops28h 40mAmerican Airlines
Fri 9/2010:40 pmONT - SJO
2 stops37h 15mAmerican Airlines
Deal found 5/29$501
Thu 8/292:00 pmSJO - ONT
2 stops19h 50mAmerican Airlines
Wed 9/187:23 pmONT - SJO
2 stops16h 32mAmerican Airlines
Deal found 5/29$505
Thu 8/292:00 pmSJO - ONT
1 stop10h 58mAmerican Airlines
Wed 9/1812:47 pmONT - SJO
1 stop23h 27mAmerican Airlines
Deal found 5/29$510
Mon 8/262:20 pmSJO - ONT
2 stops20h 34mAmerican Airlines
Thu 9/512:47 pmONT - SJO
2 stops23h 08mAmerican Airlines
Deal found 5/29$513
Thu 9/51:55 pmSJO - ONT
1 stop9h 17mAmerican Airlines
Sun 9/1511:59 pmONT - SJO
2 stops11h 56mAmerican Airlines
Deal found 5/29$537

Cheap United Airlines flights from San José to Ontario

Explore cheap flight options specifically provided by United Airlines for the route between San José and Ontario. 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 2,784,634 searches. Data last updated May 30, 2024.
Have a look at some of the cheapest available United Airlines flights departing from San José and landing in Ontario. Deals are refreshing constantly so come back soon for more options.
Wed 10/3011:35 amSJO - ONT
1 stop11h 17mUnited Airlines
Mon 11/46:00 amONT - SJO
1 stop27h 25mUnited Airlines
Deal found 5/29$299
Fri 11/111:35 amSJO - ONT
1 stop11h 17mUnited Airlines
Mon 11/181:00 pmONT - SJO
2 stops22h 17mUnited Airlines
Deal found 5/28$311
Fri 11/111:35 amSJO - ONT
1 stop11h 17mUnited Airlines
Mon 11/186:02 amONT - SJO
1 stop27h 23mUnited Airlines
Deal found 5/28$321
Wed 10/161:30 pmSJO - ONT
1 stop9h 16mUnited Airlines
Wed 10/306:00 amONT - SJO
1 stop27h 25mUnited Airlines
Deal found 5/29$333
Wed 10/21:30 pmSJO - ONT
1 stop9h 16mUnited Airlines
Wed 10/306:35 pmONT - SJO
2 stops14h 50mUnited Airlines
Deal found 5/29$342
Wed 10/21:30 pmSJO - ONT
1 stop9h 16mUnited Airlines
Wed 10/306:00 amONT - SJO
1 stop29h 17mUnited Airlines
Deal found 5/29$355
Thu 9/197:55 amSJO - ONT
1 stop14h 36mUnited Airlines
Mon 9/236:00 amONT - SJO
1 stop12h 37mUnited Airlines
Deal found 5/29$375
Fri 7/125:30 amSJO - ONT
1 stop16h 56mUnited Airlines
Thu 7/256:25 pmONT - SJO
1 stop25h 50mUnited Airlines
Deal found 5/29$377
Thu 9/197:55 amSJO - ONT
1 stop14h 36mUnited Airlines
Mon 9/231:35 pmONT - SJO
2 stops21h 51mUnited Airlines
Deal found 5/29$379

Cheap San José to Ontario flights in May & June 2024

Find cheap flight options from San José to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
These are some of the most attractive deals on flights from San José to Ontario in 2024. Check back soon for alternative fares.
Thu 6/135:30 amSJO - ONT
2 stops16h 18mUnited Airlines
Sun 6/306:00 amONT - SJO
1 stop15h 39mUnited Airlines
Deal found 5/29$448
Tue 6/115:30 amSJO - ONT
1 stop16h 44mUnited Airlines
Fri 7/126:20 amONT - SJO
2 stops37h 55mUnited Airlines
Deal found 5/29$497
Thu 6/205:30 amSJO - ONT
2 stops41h 57mUnited Airlines
Thu 6/276:25 pmONT - SJO
1 stop25h 50mUnited Airlines
Deal found 5/29$507
Tue 6/119:35 amSJO - ONT
1 stop13h 25mAvianca
Tue 7/1611:30 pmONT - SJO
1 stop10h 55mAvianca
Deal found 5/28$511
Thu 6/135:30 amSJO - ONT
1 stop16h 44mUnited Airlines
Sun 6/306:00 amONT - SJO
1 stop15h 39mUnited Airlines
Deal found 5/29$519
Wed 6/265:30 amSJO - ONT
2 stops17h 57mUnited Airlines
Sun 6/306:00 amONT - SJO
1 stop15h 39mUnited Airlines
Deal found 5/29$524
Tue 6/115:30 amSJO - ONT
1 stop16h 44mUnited Airlines
Tue 6/185:15 amONT - SJO
2 stops16h 24mUnited Airlines
Deal found 5/28$530
Thu 6/205:30 amSJO - ONT
1 stop16h 44mUnited Airlines
Sun 6/236:00 amONT - SJO
1 stop15h 39mUnited Airlines
Deal found 5/28$554
Tue 6/1112:59 amSJO - ONT
2 stops33h 20mMultiple Airlines
Tue 7/1611:30 pmONT - SJO
1 stop8h 10mMultiple Airlines
Deal found 5/29$555

San José to Ontario 2024 flight deals

Discover exclusive flight deals for travel between San José and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
These are some of the most attractive deals on flights from San José to Ontario in 2024. Check back soon for alternative fares.
Wed 10/3011:35 amSJO - ONT
1 stop11h 17mUnited Airlines
Mon 11/46:00 amONT - SJO
1 stop27h 25mUnited Airlines
Deal found 5/29$299
Fri 11/111:35 amSJO - ONT
1 stop11h 17mUnited Airlines
Mon 11/181:00 pmONT - SJO
2 stops22h 17mUnited Airlines
Deal found 5/28$311
Tue 12/2412:35 pmSJO - ONT
1 stop10h 46mUnited Airlines
Tue 12/316:02 amONT - SJO
1 stop12h 37mUnited Airlines
Deal found 5/28$317
Fri 11/111:35 amSJO - ONT
1 stop11h 17mUnited Airlines
Mon 11/186:02 amONT - SJO
1 stop27h 23mUnited Airlines
Deal found 5/28$321
Wed 10/161:30 pmSJO - ONT
1 stop9h 16mUnited Airlines
Wed 10/306:00 amONT - SJO
1 stop27h 25mUnited Airlines
Deal found 5/29$333
Wed 12/252:19 pmSJO - ONT
1 stop9h 02mUnited Airlines
Tue 12/316:02 amONT - SJO
1 stop10h 14mUnited Airlines
Deal found 5/28$338
Wed 10/21:30 pmSJO - ONT
1 stop9h 16mUnited Airlines
Wed 10/306:35 pmONT - SJO
2 stops14h 50mUnited Airlines
Deal found 5/29$342
Tue 9/241:30 pmSJO - ONT
1 stop9h 30mAvianca
Mon 9/3011:30 pmONT - SJO
1 stop8h 10mAvianca
Deal found 5/28$348
Wed 10/21:30 pmSJO - ONT
1 stop9h 16mUnited Airlines
Wed 10/306:00 amONT - SJO
1 stop29h 17mUnited Airlines
Deal found 5/29$355

San José to Ontario flights leaving soon

Find last-minute flight options from San José to Ontario 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 2,784,634 searches. Data last updated May 30, 2024.
Check out these flights departing soon from San José to Ontario. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Sun 6/96:35 amSJO - ONT
1 stop15h 13mUnited Airlines
Sun 6/166:00 amONT - SJO
1 stop12h 37mUnited Airlines
Deal found 5/30$687
Fri 6/75:30 amSJO - ONT
2 stops16h 18mUnited Airlines
Sun 6/165:15 amONT - SJO
2 stops16h 24mUnited Airlines
Deal found 5/29$691
Thu 6/69:35 amSJO - ONT
1 stop13h 25mAvianca
Thu 6/2011:30 pmONT - SJO
1 stop10h 55mAvianca
Deal found 5/30$737
Tue 6/49:35 amSJO - ONT
1 stop13h 25mAvianca
Thu 6/611:30 pmONT - SJO
1 stop10h 55mAvianca
Deal found 5/29$765
Wed 6/58:46 amSJO - ONT
2 stops14h 41mCopa Airlines
Wed 6/261:55 pmONT - SJO
2 stops16h 54mCopa Airlines
Deal found 5/30$773
Tue 6/46:00 amSJO - ONT
1 stop15h 08mAmerican Airlines
Fri 6/1411:59 pmONT - SJO
1 stop12h 21mAmerican Airlines
Deal found 5/30$787
Tue 6/46:15 amSJO - ONT
2 stops13h 44mAmerican Airlines
Fri 6/1411:59 pmONT - SJO
1 stop12h 21mAmerican Airlines
Deal found 5/30$790
Tue 6/41:30 pmSJO - ONT
1 stop9h 30mMultiple Airlines
Sat 6/812:58 amONT - SJO
2 stops12h 00mMultiple Airlines
Deal found 5/29$813
Sun 6/96:35 amSJO - ONT
1 stop15h 13mUnited Airlines
Sun 6/165:15 amONT - SJO
2 stops16h 24mUnited Airlines
Deal found 5/30$815

One-way flights to Ontario from San José

Search for one-way flight options from San José to Ontario. 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 2,784,634 searches. Data last updated May 30, 2024.
If you're seeking multiple options on one-way flights from San José to Ontario, be sure to check out these deals, which are updated often. Users in need of a round-trip flight from San José to Ontario instead should update the search form at the top of page.
Mon 9/166:10 amSJO - ONT
2 stops16h 50mAvianca
Deal found 5/30$209
Wed 9/111:55 pmSJO - ONT
1 stop11h 01mAmerican Airlines
Deal found 5/30$223
Mon 6/109:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/30$231
Thu 9/121:30 pmSJO - ONT
1 stop9h 30mAvianca
Deal found 5/30$232
Mon 6/106:10 amSJO - ONT
2 stops16h 50mAvianca
Deal found 5/30$234
Sat 6/89:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/29$249
Sat 9/143:30 pmSJO - ONT
1 stop7h 30mAvianca
Deal found 5/30$250
Wed 8/142:00 pmSJO - ONT
1 stop9h 27mAmerican Airlines
Deal found 5/28$256
Mon 9/165:10 amSJO - ONT
1 stop17h 50mAvianca
Deal found 5/30$257

Find flights from San José to Ontario within your budget

Customize your flight search to find flights from San José to Ontario 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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$299 - $546

Route

Depart

Return

Price

San José Juan Santamaria IntlOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 10/30

1 stop11h 17m

Ontario

Mon 11/4

1 stop27h 25m

$299

San José Juan Santamaria IntlOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Fri 11/1

1 stop11h 17m

Ontario

Mon 11/18

2 stops22h 17m

$311

San José Juan Santamaria IntlOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Fri 11/1

1 stop11h 17m

Ontario

Mon 11/18

1 stop27h 23m

$321

San José Juan Santamaria IntlOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 10/16

1 stop9h 16m

Ontario

Wed 10/30

1 stop27h 25m

$333

San José Juan Santamaria IntlOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Tue 9/24

1 stop9h 30m

Ontario

Mon 9/30

1 stop8h 10m

$348

San José Juan Santamaria IntlOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Sat 10/5

1 stop13h 25m

Ontario

Sun 10/20

1 stop8h 10m

$378

San José Juan Santamaria IntlOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 9/11

1 stop9h 17m

Ontario

Sun 9/15

2 stops11h 56m

$453

San José Juan Santamaria IntlOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Thu 10/3

1 stop14h 51m

Ontario

Fri 10/11

1 stop12h 37m

$481

San José Juan Santamaria IntlOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Mon 9/2

3 stops18h 27m

Ontario

Sun 9/15

1 stop8h 10m

$546

Flights are sorted by cheapest first

Deals found on 5/29

How far ahead should I book a flight from San José, San José Province to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from San José to Ontario. Price data was last updated on May 24, 2024.
To ensure you get the cheapest price possible for a flight from San José, San José Province to Ontario, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from San José, San José Province to Ontario?

Use this chart to determine the cheapest time to fly round-trip from San José to Ontario. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San José, San José Province to Ontario flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from San José to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from San José with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Ontario by month

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

LAX

Temperature

57.2 - 73.4 °F

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated May 30, 2024.
To help decide which airline to fly from San José to Ontario, see what other customers have to say about American Airlines, United Airlines and Avianca. 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.
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Delta
8.0
Very good
10,457 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Copa Airlines
8.0
Very good
2,617 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Avianca
7.5
Good
3,651 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

United Airlines
7.4
Good
10,777 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

American Airlines
7.3
Good
14,284 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

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

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

    Yes, there are multiple flights from San José, San José Province to Ontario for under $300. The cheapest flight booked recently is on United Airlines for just $299, but on average you can expect to pay $368.

  • Are there last-minute flights available from San José, San José Province to Ontario for under $700?

    There are currently 17+ open flights from San José, San José Province to Ontario within the next 7 days for less than $700.

  • What are the cheapest airlines flying from San José, San José Province to Ontario round-trip?

    Currently priced at $299, United Airlines will fly you from San José, San José Province to Ontario and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Avianca for as low as $348. United Airlines is priced at 29% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San José, San José Province to Ontario one-way?

    $209 is the cheapest one-way deal found within the past few days, from Avianca. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $223 and $278, respectively.

  • What does SJO to ONT mean?

    This is defined as San José Juan Santamaria Intl Airport (SJO) and Ontario Airport (ONT). Codes like Ontario Airport are often used to just call airports uniquely.

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

    The amount of baggage you can bring on your San José to Ontario 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 San José to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter San José to Ontario 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 San José to Ontario that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from San José to Ontario 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 San José to Ontario that allow pets onboard?

    Many airlines flying from San José to Ontario 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 San José to Ontario?

    Yes, you can often find last-minute deals on San José to Ontario 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 San José, San José Province to Ontario flight deals updated?

    The San José, San José Province to Ontario flight deals you see on this page were last updated on 5/29.

  • What is the cheapest month to book a flight from San José, San José Province to Ontario?

    Currently, October is the cheapest month in which you can book a flight from San José, San José Province to Ontario (average of $238). Flying from San José, San José Province to Ontario in July is currently the most expensive (average of $328). 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.

See more FAQs

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

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Top 2 airlines flying from San José to Ontario

Discover the top 2 airlines that operate flights from San José to Ontario. 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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$220Average$406FlexibilityNo cancel feeOn-time71%
Search Avianca flights
American AirlinesCheapest$295Average$357FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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San José, San José Province to Chicago O'Hare Intl Airport flights

Search flights from San José to Ontario by cabin class

Find flights from San José to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Business Class
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