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Ontario

$455+ 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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
CGK — ONT
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
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 January 12, 2026.

Round-trip from

$734
(Trip.com)

One-way from

$455
(Trip.com)
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 January 12, 2026.

This Trip.com deal was found by Cheapflights users on 1/11. 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.
Wed 5/612:15 pm
CGK
-
ONT
1 stop18h 50m
STARLUX Airlines
Mon 5/1111:10 pm
ONT
-
CGK
1 stop22h 05m
STARLUX Airlines
Deal found 1/11$734
This Trip.com deal was found by Cheapflights users on 1/11. 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.
Wed 3/412:25 pm
CGK
-
ONT
1 stop18h 25m
STARLUX Airlines
Wed 3/1110:45 pm
ONT
-
CGK
1 stop22h 40m
STARLUX Airlines
Deal found 1/11$781
This Trip.com deal was found by Cheapflights users on 1/12. 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.
Wed 1/2812:25 pm
CGK
-
ONT
1 stop18h 25m
STARLUX Airlines
Wed 2/49:45 pm
ONT
-
CGK
1 stop22h 40m
STARLUX Airlines
Deal found 1/12$784
This STARLUX Airlines deal was found by Cheapflights users on 1/12. 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 6/612:15 pm
CGK
-
ONT
1 stop18h 50m
STARLUX Airlines
Mon 6/2211:10 pm
ONT
-
CGK
1 stop22h 05m
STARLUX Airlines
Deal found 1/12$787
This Booking.com deal was found by Cheapflights users on 1/10. 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.
Wed 3/2512:25 pm
CGK
-
ONT
1 stop18h 25m
STARLUX Airlines
Wed 4/2211:10 pm
ONT
-
CGK
1 stop22h 05m
STARLUX Airlines
Deal found 1/10$828
This United Airlines deal was found by Cheapflights users on 1/10. 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 10/236:10 am
CGK
-
ONT
2 stops44h 10m
United Airlines
Tue 10/276:53 pm
ONT
-
CGK
2 stops45h 07m
United Airlines
Deal found 1/10$899
This FlightHub deal was found by Cheapflights users on 1/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/81:30 am
CGK
-
ONT
1 stop30h 20m
China Airlines
Sun 9/612:45 am
ONT
-
CGK
1 stop22h 50m
China Airlines
Deal found 1/12$905
This Gotogate deal was found by Cheapflights users on 1/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/51:30 am
CGK
-
ONT
1 stop31h 10m
China Airlines
Fri 7/1712:45 am
ONT
-
CGK
1 stop33h 45m
China Airlines
Deal found 1/11$929
This China Airlines deal was found by Cheapflights users on 1/12. 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 10/221:30 am
CGK
-
ONT
1 stop30h 30m
China Airlines
Tue 10/2711:50 pm
ONT
-
CGK
1 stop23h 50m
China Airlines
Deal found 1/12$942
This oojo deal was found by Cheapflights users on 1/11. 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.
Tue 2/101:30 am
CGK
-
ONT
1 stop30h 20m
China Airlines
Tue 2/1710:50 pm
ONT
-
CGK
1 stop23h 50m
China Airlines
Deal found 1/11$958
This United Airlines deal was found by Cheapflights users on 1/12. 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 3/97:15 am
CGK
-
ONT
2 stops48h 26m
United Airlines
Mon 9/76:00 am
ONT
-
CGK
2 stops33h 05m
United Airlines
Deal found 1/12$961
This United Airlines deal was found by Cheapflights users on 1/11. 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.
Wed 2/254:30 pm
SUB
-
ONT
2 stops40h 11m
United Airlines
Wed 3/46:37 pm
ONT
-
SUB
2 stops56h 13m
United Airlines
Deal found 1/11$1,042

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 January 12, 2026.
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 5/6

12:15 pm-5:05 pm

1 stop18h 50m

Ontario

Mon 5/11

11:10 pm-11:15 am

1 stop22h 05m

$734

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Wed 1/28

12:25 pm-3:50 pm

1 stop18h 25m

Ontario

Wed 2/4

9:45 pm-11:25 am

1 stop22h 40m

$784

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Sat 6/6

12:15 pm-5:05 pm

1 stop18h 50m

Ontario

Mon 6/22

11:10 pm-11:15 am

1 stop22h 05m

$787

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Wed 3/25

12:25 pm-4:50 pm

1 stop18h 25m

Ontario

Wed 4/22

11:10 pm-11:15 am

1 stop22h 05m

$828

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Mon 3/9

7:15 am-5:41 pm

2 stops48h 26m

Ontario

Mon 9/7

6:00 am-5:05 am

2 stops33h 05m

$961

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Wed 3/25

2:15 pm-10:57 pm

2 stops46h 42m

Ontario

Wed 4/22

6:49 pm-5:05 am

2 stops44h 16m

$970

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Wed 3/25

12:25 pm-4:50 pm

1 stop18h 25m

Ontario

Wed 4/22

3:26 pm-11:15 am

2 stops29h 49m

$976

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Fri 1/30

12:25 pm-3:50 pm

1 stop18h 25m

Ontario

Fri 2/6

9:45 pm-11:25 am

1 stop22h 40m

$996

JakartaOntario

CGK - ONT

CGKONT

Jakarta Soekarno-Hatta Intl

Wed 3/4

6:20 am-12:48 pm

2 stops21h 28m

Ontario

Wed 3/11

6:37 pm-1:20 pm

2 stops28h 43m

$1,038

SurabayaOntario

SUB - ONT

SUBONT

Surabaya Juanda

Wed 2/25

4:30 pm-5:41 pm

2 stops40h 11m

Ontario

Wed 3/4

6:37 pm-5:50 pm

2 stops56h 13m

$1,042

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Showing 1-10 of 28 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 United Airlines fly from Java to Ontario in about 18h 50m. The time it takes to get you to your destination can typically vary by up to 29h 36m. 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 3 airlines flying from Java to Ontario

Discover the top 3 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 January 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$722Average$827FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$831Average$846FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$969Average$1,275FlexibilityNo cancel feeOn-time69%

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