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$562+ Cheap flights from Java to Ontario (ONT)

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
CGK — ONT
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Java to Ontario

Keep the following information in mind while searching for Java to Ontario flight deals. Data was last updated February 20, 2025.

Round-trip from

$704
(Booking.com)

One-way from

$562
(Bravofly)
From Java to Ontario
Search Deals
One-way flight from Java to Ontario
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Find flight deals from Java to Ontario

Cheapest flights from Java to Ontario
Explore the most affordable flight options available from Java to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Booking.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/61:30 amCGK - ONT
1 stop30h 20mChina Airlines
Fri 5/212:10 amONT - CGK
1 stop34h 20mChina Airlines
Deal found 2/19$704
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/286:20 amCGK - ONT
2 stops27h 11mUnited Airlines
Wed 4/306:00 amONT - CGK
2 stops27h 45mUnited Airlines
Deal found 2/19$973
This Trip.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/77:05 amCGK - ONT
2 stops24h 45mMultiple Airlines
Tue 4/812:10 amONT - CGK
2 stops30h 20mMultiple Airlines
Deal found 2/19$1,029
This China Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:05 pmSUB - ONT
2 stops59h 55mMultiple Airlines
Fri 5/2312:10 amONT - SUB
2 stops27h 35mMultiple Airlines
Deal found 2/20$1,105
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/167:05 pmSUB - ONT
2 stops57h 20mUnited Airlines
Sat 5/241:36 pmONT - SUB
2 stops38h 39mUnited Airlines
Deal found 2/20$1,395
This oojo deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/266:35 pmCGK - ONT
2 stops43h 24mQatar Airways
Wed 10/226:00 amONT - CGK
2 stops43h 00mQatar Airways
Deal found 2/20$1,563
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/246:35 amCGK - ONT
2 stops29h 08mAmerican Airlines
Mon 7/2812:57 amONT - CGK
2 stops32h 58mAmerican Airlines
Deal found 2/20$1,793
This Korean Air deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/229:50 pmCGK - ONT
2 stops32h 52mKorean Air
Sat 3/295:40 amONT - CGK
2 stops48h 30mKorean Air
Deal found 2/20$2,038
This KLM deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2010:10 pmCGK - ONT
2 stops32h 32mKLM
Sun 4/136:00 amONT - CGK
3 stops46h 15mKLM
Deal found 2/20$2,328

Find flights from Java to Ontario within your budget

Customize your flight search to find flights from Java 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Java

Fly to

Ontario

Route

Depart

Return

Price

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Thu 3/6

1:30 am-4:50 pm

1 stop30h 20m

Ontario

Fri 5/2

12:10 am-12:30 am

1 stop34h 20m

$704

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Fri 3/7

7:05 am-4:50 pm

2 stops24h 45m

Ontario

Tue 4/8

12:10 am-8:30 pm

2 stops30h 20m

$1,029

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Sun 7/13

9:25 pm-5:43 pm

2 stops34h 18m

Ontario

Wed 7/23

6:43 pm-5:05 am

2 stops44h 22m

$1,045

SurabayaOntario

SUB - ONT

SUBONT

Surabaya Juanda

Fri 5/16

8:05 pm-6:00 pm

2 stops59h 55m

Ontario

Fri 5/23

12:10 am-5:45 pm

2 stops27h 35m

$1,105

SurabayaOntario

SUB - ONT

SUBONT

Surabaya Juanda

Fri 5/16

7:05 pm-2:25 pm

2 stops57h 20m

Ontario

Sat 5/24

1:36 pm-6:15 pm

2 stops38h 39m

$1,395

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Sat 4/26

6:35 pm-11:59 pm

2 stops43h 24m

Ontario

Wed 10/22

6:00 am-3:00 pm

2 stops43h 00m

$1,563

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Tue 6/24

6:35 am-9:43 pm

2 stops29h 08m

Ontario

Mon 7/28

12:57 am-11:55 pm

2 stops32h 58m

$1,793

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Sat 3/22

9:50 pm-4:42 pm

2 stops32h 52m

Ontario

Sat 3/29

5:40 am-8:10 pm

2 stops48h 30m

$2,038

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Thu 3/20

7:25 pm-4:42 pm

3 stops35h 17m

Ontario

Sun 4/13

6:00 am-6:15 pm

3 stops46h 15m

$2,328

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Thu 5/15

2:40 pm-6:00 pm

1 stop41h 20m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 20 results
1
2

Best time to book a flight from Java to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Java 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.

Travel insights for flights from Java to Ontario

Get recent, data-driven insights about flights from Java to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Java to Ontario?

Currently, August is the cheapest month in which you can book a flight from Java to Ontario (average of $246). Flying from Java to Ontario in March is currently the most expensive (average of $315). 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.

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

Find hourly flight availability from Java to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Java to Ontario as you normally would.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 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 February 20, 2025.
See what other customers who have flown with STARLUX Airlines, Korean Air and China Airlines from Java to Ontario have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

9.1

Boarding

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

STARLUX Airlines
9.1
Wonderful
140 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

9.1

Boarding

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Korean Air
8.4
Very good
1,037 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

9.1

Boarding

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

China Airlines
8.2
Very good
727 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

9.1

Boarding

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

KLM
7.8
Good
1,333 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

9.1

Boarding

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Qatar Airways
7.4
Good
3,609 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

9.1

Boarding

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Related info for your journey

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

  • What airport do you fly into for flights to Ontario from Java?

    For a flight from Java to Ontario, you will be flying into Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

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

    The cheapest airline one-way is China Airlines, with whom users have recently found tickets for as low as $562. However, be on the lookout for offers from STARLUX Airlines and United Airlines, as they are both options that can get you from Java to Ontario for a low price.

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

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

  • How can I find direct flights from Java to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Java 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.

  • What is the cheapest month to book a flight from Java to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Java to Ontario (average of $246). Flying from Java to Ontario in March is currently the most expensive (average of $315). 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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Top airline flying from Java to Ontario

Discover the top airline that operate flights from Java 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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$784Average$950FlexibilityNo cancel feeOn-time70%
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