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Cheap flights from Ontario (ONT) to San José (SJO) from $146

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 9/2. 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 — SJO
jun. 2 — jun. 91
From?
To?
dom. 6/2
dom. 6/9
1 adult, Economy
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The best prices from Ontario to San José Juan Santamaria Intl are usually found in October or November, booked 48 days in advance, depart on a Saturday or Monday and return on a Wednesday

Cheap flight deals from Ontario to San José

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to San José (SJO). 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 mayo 28, 2024.

Popular in

May

Cheapest in

October

Round-trip from

$385

One-way from

$230
High demand for flights, 17% potential price rise
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Best time to find cheap flights, 21% potential price drop
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From Ontario to San José Juan Santamaria Intl
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One-way flight from Ontario to San José Juan Santamaria Intl
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What is the cheapest day to fly round-trip from Ontario to San José, San José Province?

Users have found that flying from Ontario to San José, San José Province on a Monday 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 Ontario to San José, San José Province?

Travelers have found it’s best to book a flight 50 days in advance to save up to 13% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 50 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to San José, San José Province 1-2 weeks in advance for as low as $407, or $477 for flights within the next 24 hours.

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

Our data shows that September tends to be the cheapest month to fly to San José, San José Province from Ontario. Users have commonly found prices around $416 for the month, but tickets can be as low as $158. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Ontario to San José, San José Province (ONT - SJO)?

A simple way to save on the total cost of your ticket is to fly from Ontario to San José, San José Province in the afternoon. If you’re flexible enough to do this you can expect to save up to 47% on your trip compared to booking a flight in the morning.

Cheap American Airlines flights from Ontario to San José

Explore cheap flight options specifically provided by American Airlines for the route between Ontario and San José. 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 2,740,132 searches. Data last updated mayo 28, 2024.
Find some of the cheapest American Airlines flights traveling from Ontario to San José. Make sure to double check the flight details before booking.
lun. 8/128:10 amONT - SJO
1 stop12h 58mAmerican Airlines
jue. 8/152:00 pmSJO - ONT
1 stop10h 58mAmerican Airlines
Deal found 5/27$460
lun. 8/1210:30 pmONT - SJO
2 stops13h 30mAmerican Airlines
jue. 8/152:00 pmSJO - ONT
1 stop10h 58mAmerican Airlines
Deal found 5/26$463
mar. 8/136:40 amONT - SJO
2 stops14h 28mAmerican Airlines
mar. 8/202:00 pmSJO - ONT
1 stop9h 27mAmerican Airlines
Deal found 5/26$465
lun. 8/1211:59 pmONT - SJO
1 stop12h 26mAmerican Airlines
mié. 10/21:55 pmSJO - ONT
1 stop9h 17mAmerican Airlines
Deal found 5/27$486
jue. 9/511:59 pmONT - SJO
1 stop12h 15mAmerican Airlines
mar. 9/102:19 pmSJO - ONT
2 stops26h 43mAmerican Airlines
Deal found 5/27$505
sáb. 9/2811:59 pmONT - SJO
1 stop12h 15mAmerican Airlines
jue. 11/286:34 amSJO - ONT
1 stop19h 33mAmerican Airlines
Deal found 5/27$508
mié. 10/3011:59 pmONT - SJO
1 stop12h 32mAmerican Airlines
mié. 11/66:34 amSJO - ONT
1 stop9h 10mAmerican Airlines
Deal found 5/27$529
mar. 8/136:40 amONT - SJO
2 stops14h 28mAmerican Airlines
mar. 8/207:01 amSJO - ONT
2 stops12h 23mAmerican Airlines
Deal found 5/26$531
dom. 9/110:30 pmONT - SJO
2 stops20h 25mAmerican Airlines
dom. 9/82:19 pmSJO - ONT
2 stops22h 36mAmerican Airlines
Deal found 5/27$532

Cheap Lufthansa flights from Ontario to San José

Explore cheap flight options specifically provided by Lufthansa for the route between Ontario and San José. 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 2,740,132 searches. Data last updated mayo 28, 2024.
To aid your search, here are some of the cheapest Lufthansa flights we've found from Ontario to San José. Make sure to examine the flight information before completing your reservation.
jue. 10/316:00 amONT - SJO
1 stop27h 25mLufthansa
sáb. 11/98:45 amSJO - ONT
1 stop15h 07mLufthansa
Deal found 5/27$608
jue. 10/311:00 pmONT - SJO
2 stops20h 25mLufthansa
sáb. 11/92:20 pmSJO - ONT
1 stop9h 32mLufthansa
Deal found 5/27$622

Cheap Ontario to San José flights in May & June 2024

Find cheap flight options from Ontario to San José specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,740,132 searches. Prices were last updated on mayo 28, 2024.
These are some of the most attractive deals on flights from Ontario to San José in 2024. Check back soon for alternative fares.
dom. 6/3011:30 pmONT - SJO
1 stop10h 55mAvianca
dom. 9/155:10 amSJO - ONT
1 stop17h 50mAvianca
Deal found 5/27$522
dom. 6/211:30 pmONT - SJO
1 stop8h 10mAvianca
lun. 6/109:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/27$532
dom. 6/211:30 pmONT - SJO
1 stop8h 10mAvianca
jue. 6/69:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/27$549
sáb. 6/2911:30 pmONT - SJO
1 stop10h 55mAvianca
dom. 9/15:10 amSJO - ONT
1 stop17h 50mAvianca
Deal found 5/27$557
lun. 6/311:30 pmONT - SJO
1 stop8h 10mAvianca
lun. 6/109:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/27$558
mar. 6/411:30 pmONT - SJO
1 stop10h 55mAvianca
dom. 6/99:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/28$559
dom. 6/99:40 pmONT - SJO
2 stops25h 29mMultiple Airlines
dom. 7/77:45 pmSJO - ONT
1 stop27h 15mMultiple Airlines
Deal found 5/27$561
dom. 6/3011:30 pmONT - SJO
1 stop8h 10mAvianca
mar. 7/161:30 pmSJO - ONT
1 stop9h 30mAvianca
Deal found 5/27$571
lun. 6/1011:30 pmONT - SJO
1 stop8h 10mAvianca
lun. 6/179:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/27$573

Ontario to San José 2024 flight deals

Discover exclusive flight deals for travel between Ontario and San José in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,740,132 searches. Data last updated mayo 28, 2024.
These are some of the most attractive deals on flights from Ontario to San José in 2024. Check back soon for alternative fares.
dom. 10/1311:30 pmONT - SJO
1 stop8h 10mAvianca
jue. 10/241:30 pmSJO - ONT
1 stop9h 30mAvianca
Deal found 5/26$327
dom. 10/1311:30 pmONT - SJO
2 stops22h 20mAvianca
jue. 10/249:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/26$329
mar. 8/2011:30 pmONT - SJO
1 stop8h 10mAvianca
lun. 8/269:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/27$356
mar. 11/1211:30 pmONT - SJO
1 stop7h 10mAvianca
dom. 11/176:10 amSJO - ONT
2 stops17h 30mAvianca
Deal found 5/27$357
mar. 8/1311:30 pmONT - SJO
1 stop8h 10mAvianca
mar. 8/209:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/26$373
dom. 9/111:30 pmONT - SJO
1 stop10h 55mAvianca
dom. 9/85:10 amSJO - ONT
1 stop17h 50mAvianca
Deal found 5/27$381
jue. 10/3112:30 amONT - SJO
1 stop7h 10mAvianca
dom. 11/109:35 amSJO - ONT
1 stop14h 05mAvianca
Deal found 5/27$385
jue. 10/3112:30 amONT - SJO
1 stop31h 10mAvianca
dom. 11/106:10 amSJO - ONT
2 stops17h 30mAvianca
Deal found 5/27$386
mar. 11/1211:30 pmONT - SJO
1 stop13h 55mAvianca
dom. 11/175:05 amSJO - ONT
1 stop18h 35mAvianca
Deal found 5/28$388

Ontario to San José flights leaving soon

Find last-minute flight options from Ontario to San José 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 2,740,132 searches. Data last updated mayo 28, 2024.
Users seeking a last-minute flight from Ontario to San José should consider booking one of these fares. Users should examine the flight details to ensure there are no surprises.
dom. 6/211:30 pmONT - SJO
1 stop8h 10mAvianca
lun. 6/109:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/27$532
dom. 6/211:30 pmONT - SJO
1 stop8h 10mAvianca
jue. 6/69:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/27$549
lun. 6/311:30 pmONT - SJO
1 stop8h 10mAvianca
lun. 6/109:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/27$558
mar. 6/411:30 pmONT - SJO
1 stop10h 55mAvianca
dom. 6/99:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/28$559
lun. 6/311:30 pmONT - SJO
1 stop8h 10mAvianca
mar. 6/111:30 pmSJO - ONT
1 stop9h 30mAvianca
Deal found 5/27$574
lun. 6/311:30 pmONT - SJO
1 stop8h 10mAvianca
jue. 6/69:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/27$575
lun. 6/311:30 pmONT - SJO
1 stop8h 10mAvianca
dom. 6/99:35 amSJO - ONT
1 stop13h 25mAvianca
Deal found 5/28$585
jue. 6/67:26 pmONT - SJO
2 stops16h 54mAmerican Airlines
vie. 6/1411:59 pmSJO - ONT
2 stops19h 23mAmerican Airlines
Deal found 5/27$673
jue. 6/611:30 pmONT - SJO
1 stop10h 55mAvianca
vie. 6/144:55 pmSJO - ONT
2 stops30h 05mAvianca
Deal found 5/27$675

One-way flights to San José from Ontario

Search for one-way flight options from Ontario to San José. 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 2,740,132 searches. Data last updated mayo 28, 2024.
If you're seeking multiple options on one-way flights from Ontario to San José, be sure to check out these deals, which are updated often. For those needing a return trip from Ontario, there is a search form available above.
lun. 9/211:30 pmONT - SJO
1 stop8h 10mAvianca
Deal found 5/27$146
dom. 10/1311:30 pmONT - SJO
1 stop8h 10mAvianca
Deal found 5/27$147
dom. 9/111:30 pmONT - SJO
2 stops22h 20mAvianca
Deal found 5/27$150
sáb. 9/2811:30 pmONT - SJO
1 stop10h 55mAvianca
Deal found 5/27$151
lun. 8/1911:30 pmONT - SJO
1 stop8h 10mAvianca
Deal found 5/28$161
lun. 8/1211:30 pmONT - SJO
1 stop8h 10mAvianca
Deal found 5/26$164
jue. 9/1911:30 pmONT - SJO
1 stop10h 55mAvianca
Deal found 5/27$176
sáb. 8/1711:30 pmONT - SJO
1 stop10h 55mAvianca
Deal found 5/28$177
lun. 9/211:59 pmONT - SJO
2 stops12h 21mAmerican Airlines
Deal found 5/27$182

Find flights from Ontario to San José within your budget

Customize your flight search to find flights from Ontario to San José 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 2,740,132 searches. Data last updated mayo 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$327 - $608

Route

Depart

Return

Price

OntarioSan José Juan Santamaria Intl

ONT - SJO

ONTSJO

Ontario

lun. 9/30

1 stop8h 10m

San José Juan Santamaria Intl

lun. 10/7

1 stop13h 25m

$327

OntarioSan José Juan Santamaria Intl

ONT - SJO

ONTSJO

Ontario

dom. 10/13

2 stops22h 20m

San José Juan Santamaria Intl

jue. 10/24

1 stop13h 25m

$329

OntarioSan José Juan Santamaria Intl

ONT - SJO

ONTSJO

Ontario

mar. 8/20

1 stop8h 10m

San José Juan Santamaria Intl

lun. 8/26

1 stop13h 25m

$356

OntarioSan José Juan Santamaria Intl

ONT - SJO

ONTSJO

Ontario

mar. 11/12

1 stop7h 10m

San José Juan Santamaria Intl

dom. 11/17

2 stops17h 30m

$357

OntarioSan José Juan Santamaria Intl

ONT - SJO

ONTSJO

Ontario

lun. 8/12

1 stop12h 58m

San José Juan Santamaria Intl

jue. 8/15

1 stop10h 58m

$460

OntarioSan José Juan Santamaria Intl

ONT - SJO

ONTSJO

Ontario

lun. 8/12

2 stops13h 30m

San José Juan Santamaria Intl

jue. 8/15

1 stop10h 58m

$463

OntarioSan José Juan Santamaria Intl

ONT - SJO

ONTSJO

Ontario

mié. 9/4

2 stops21h 24m

San José Juan Santamaria Intl

mar. 9/10

2 stops21h 37m

$537

OntarioSan José Juan Santamaria Intl

ONT - SJO

ONTSJO

Ontario

dom. 6/9

2 stops25h 29m

San José Juan Santamaria Intl

dom. 7/7

1 stop27h 15m

$561

OntarioSan José Juan Santamaria Intl

ONT - SJO

ONTSJO

Ontario

jue. 10/31

1 stop27h 25m

San José Juan Santamaria Intl

sáb. 11/9

1 stop15h 07m

$608

Flights are sorted by cheapest first

Deals found on 5/27

When is the best time to book a flight from Ontario to San José, San José Province?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to San José. Price data was last updated on May 24, 2024.
The best time to book flights from Ontario to San José, San José Province is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from Ontario to San José, San José Province?

Use this chart to determine the cheapest time to fly round-trip from Ontario to San José. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to San José, San José Province flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday 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 Ontario to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Ontario 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 San José by month

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

SJO

Temperature

64.4 - 69.8 °F

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. 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 José. Reviews last updated mayo 28, 2024.
Read reviews from past customers who have flown American Airlines, Lufthansa and Avianca from Ontario to San José. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.0
Very good
10,476 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Copa Airlines
8.0
Very good
2,638 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Avianca
7.5
Good
3,661 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

United Airlines
7.4
Good
10,799 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

American Airlines
7.3
Good
14,316 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.4

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to San José. 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 Ontario to San José, San José Province for under $400 on Cheapflights?

    Yes, there are multiple flights from Ontario to San José, San José Province for under $400. The cheapest flight booked recently is on Avianca for just $327, but on average you can expect to pay $416.

  • Are there last-minute flights available from Ontario to San José, San José Province for under $600?

    There are currently 20+ open flights from Ontario to San José, San José Province within the next 7 days for less than $600.

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

    Flying on Avianca is currently your cheapest option to San José, San José Province, with prices starting at $327. Another option worth looking into is American Airlines, starting at $460 round trip. You may be able to fly from Ontario to San José, San José Province for 33% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $146 on Avianca. Other airlines that offer cheap prices include American Airlines from $182 and Delta from $285 one-way.

  • What does ONT to SJO mean?

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

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

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

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

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

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

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

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

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

    Many airlines flying from Ontario to San José 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 José?

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

    The Ontario to San José, San José Province flight deals you see on this page were last updated on 5/28.

  • What are the most popular airlines that fly from Ontario to San José, San José Province?

    The most popular airlines flying from Ontario to San José, San José Province are American Airlines, Avianca and United Airlines. Something to consider prior to booking your flight.

  • When is the best time to book a flight from Ontario to San José, San José Province?

    Currently, September is the cheapest month in which you can book a flight from Ontario to San José, San José Province (average of $385). Flying from Ontario to San José, San José Province in July is currently the most expensive (average of $524). 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

Browse thousands of different options on Cheapflights for your next trip

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

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Top 3 airlines flying from Ontario to San José

Discover the top 3 airlines that operate flights from Ontario to San José. 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 2,740,132 searches. Data last updated mayo 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$256Average$401FlexibilityNo cancel feeOn-time71%
Search Avianca flights
United AirlinesCheapest$471Average$761FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$506Average$782FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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Search flights from Ontario to San José by cabin class

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

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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 José?

Cheapflights helps you search for flights from Ontario to San José via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to San José 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 José with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to San José, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San José from Ontario today and book when prices fit your budget.

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