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Ontario

$437+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
CGK — ONT
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
1 adult, Economy
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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 November 25, 2025.

This STARLUX Airlines deal was found by Cheapflights users on 11/25. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:25 pmCGK - ONT
1 stop18h 25mSTARLUX Airlines
Fri 1/99:45 pmONT - CGK
1 stop22h 40mSTARLUX Airlines
Deal found 11/25$843
This STARLUX Airlines deal was found by Cheapflights users on 11/25. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:25 pmCGK - ONT
1 stop18h 25mSTARLUX Airlines
Mon 12/299:45 pmONT - CGK
1 stop22h 40mSTARLUX Airlines
Deal found 11/25$896
This China Airlines deal was found by Cheapflights users on 11/25. 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.
Sun 12/71:30 amCGK - ONT
1 stop30h 20mChina Airlines
Tue 12/3010:50 pmONT - CGK
1 stop23h 50mChina Airlines
Deal found 11/25$951
This China Airlines deal was found by Cheapflights users on 11/25. 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.
Sun 12/71:30 amCGK - ONT
1 stop30h 20mChina Airlines
Sun 12/2810:50 pmONT - CGK
1 stop23h 50mChina Airlines
Deal found 11/25$1,004
This Bravofly deal was found by Cheapflights users on 11/25. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/141:30 amCGK - ONT
1 stop30h 20mChina Airlines
Mon 1/510:50 pmONT - CGK
1 stop23h 50mChina Airlines
Deal found 11/25$1,042
This China Airlines deal was found by Cheapflights users on 11/25. 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.
Thu 12/41:30 amCGK - ONT
1 stop30h 20mChina Airlines
Mon 12/2910:50 pmONT - CGK
1 stop23h 50mChina Airlines
Deal found 11/25$1,064
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Tue 12/26:20 amCGK - ONT
2 stops20h 57mUnited Airlines
Tue 12/95:05 amONT - CGK
2 stops27h 50mUnited Airlines
Deal found 11/24$1,116
This China Airlines deal was found by Cheapflights users on 11/25. 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.
Tue 12/21:30 amCGK - ONT
1 stop30h 20mChina Airlines
Tue 12/3010:50 pmONT - CGK
1 stop23h 50mChina Airlines
Deal found 11/25$1,138
This United Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 12/46:20 amCGK - ONT
2 stops26h 17mUnited Airlines
Wed 3/46:00 amONT - CGK
2 stops26h 55mUnited Airlines
Deal found 11/23$1,157
This China Airlines deal was found by Cheapflights users on 11/25. 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.
Tue 12/21:30 amCGK - ONT
1 stop30h 20mChina Airlines
Sun 12/2810:50 pmONT - CGK
1 stop23h 50mChina Airlines
Deal found 11/25$1,191
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Mon 12/16:20 amCGK - ONT
2 stops31h 31mUnited Airlines
Mon 12/86:41 pmONT - CGK
2 stops38h 14mUnited Airlines
Deal found 11/25$1,222
This United Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 12/46:20 amCGK - ONT
2 stops20h 58mUnited Airlines
Tue 3/176:00 amONT - CGK
2 stops27h 25mUnited Airlines
Deal found 11/23$1,228

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 November 25, 2025.

Round-trip from

$792
(STARLUX Airlines)

One-way from

$437
(Trip.com)
From Java to Ontario
Search Deals
One-way flight from Java to Ontario
Search Deals

Cheapflights Fare Finder

 
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 November 25, 2025.
Use the filters below to find and compare flights from Java to Ontario that are best for you.

Fly from

Java

Fly to

Ontario

Route

Depart

Return

Price

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Wed 3/11

12:25 pm-4:50 pm

1 stop18h 25m

Ontario

Fri 3/20

10:45 pm-11:25 am

1 stop22h 40m

$792

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Mon 5/11

2:40 pm-6:00 pm

1 stop41h 20m

Ontario

Sun 5/17

12:10 am-12:30 am

1 stop34h 20m

$830

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Sun 5/10

1:30 am-6:00 pm

1 stop30h 30m

Ontario

Mon 5/25

12:10 am-1:35 pm

1 stop23h 25m

$838

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Sat 12/13

12:25 pm-3:50 pm

1 stop18h 25m

Ontario

Fri 1/9

9:45 pm-11:25 am

1 stop22h 40m

$843

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Wed 3/11

12:25 pm-4:50 pm

1 stop18h 25m

Ontario

Wed 3/25

10:45 pm-11:25 am

1 stop22h 40m

$844

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Wed 3/11

12:25 pm-4:50 pm

1 stop18h 25m

Ontario

Mon 3/23

10:45 pm-11:25 am

1 stop22h 40m

$844

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Sun 3/1

1:30 am-4:50 pm

1 stop30h 20m

Ontario

Thu 10/29

11:50 pm-1:40 pm

1 stop23h 50m

$846

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Tue 1/13

1:30 am-4:50 pm

1 stop30h 20m

Ontario

Sun 1/25

10:50 pm-1:40 pm

1 stop23h 50m

$891

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Sat 12/6

12:25 pm-3:50 pm

1 stop18h 25m

Ontario

Mon 12/29

9:45 pm-11:25 am

1 stop22h 40m

$896

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Fri 12/5

12:25 pm-3:50 pm

1 stop18h 25m

Ontario

Mon 12/29

9:45 pm-11:25 am

1 stop22h 40m

$896

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Showing 1-10 of 26 results
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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.

Cheapflights Insights

Everything you need to know about your flight from Java to Ontario

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

Currently, October is the cheapest month in which you can book a flight from Java to Ontario (average of $596). Flying from Java to Ontario in July is currently the most expensive (average of $741). 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.

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.

  • How long is the flight from Java to Ontario?

    Airlines like STARLUX Airlines and China Airlines fly from Java to Ontario in about 18h 25m. The time it takes to get you to your destination can typically vary by up to 22h 55m. The distance between Java and Ontario is about 9012 mi. This flight may include one or multiple stops.

  • 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, October is the cheapest month in which you can book a flight from Java to Ontario (average of $596). Flying from Java to Ontario in July is currently the most expensive (average of $741). 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 2 airlines flying from Java to Ontario

Discover the top 2 airlines 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 November 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$784Average$846FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$969Average$1,275FlexibilityNo cancel feeOn-time69%

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