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Jakarta

$391+ Cheap flights from Ontario (ONT) to Jakarta, Indonesia (JKT)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — JKT
Dec 16 — Dec 231
Tue 12/16
Tue 12/23
1 adult, Economy
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Cheap flight deals from Ontario to Jakarta

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Jakarta (JKT). 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 November 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$716
(United Airlines)

One-way from

$391
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$812
Provider with most accurate pricing for Ontario-Jakarta (JKT) flight deals.
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Provider most trusted by Cheapflights users for Ontario-Jakarta (JKT) flights.
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From Ontario to Jakarta (JKT)
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One-way flight from Ontario to Jakarta (JKT)
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Highest demand for flights based on searches. 6% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Ontario to Jakarta

Cheapest flights from Ontario to Jakarta
Explore the most affordable flight options available from Ontario to Jakarta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 16, 2025.

This Korean Air deal was found by Cheapflights users on 11/14. 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.
Thu 11/276:45 amONT - CGK
2 stops46h 35mKorean Air
Wed 12/39:50 pmCGK - ONT
2 stops34h 18mKorean Air
Deal found 11/14$796
This oojo deal was found by Cheapflights users on 11/14. 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.
Sun 11/1610:50 pmONT - CGK
1 stop23h 50mChina Airlines
Tue 11/251:30 amCGK - ONT
1 stop30h 20mChina Airlines
Deal found 11/14$883
This Delta deal was found by Cheapflights users on 11/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:45 amONT - CGK
2 stops46h 35mDelta
Wed 12/39:50 pmCGK - ONT
2 stops39h 57mDelta
Deal found 11/14$973
This oojo deal was found by Cheapflights users on 11/14. 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.
Mon 12/110:50 pmONT - CGK
1 stop23h 50mChina Airlines
Sun 12/141:30 amCGK - ONT
1 stop30h 20mChina Airlines
Deal found 11/14$1,028
This oojo deal was found by Cheapflights users on 11/13. 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.
Fri 11/1410:50 pmONT - CGK
1 stop23h 50mChina Airlines
Thu 11/201:30 amCGK - ONT
1 stop30h 20mChina Airlines
Deal found 11/13$1,039
This oojo deal was found by Cheapflights users on 11/15. 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.
Sun 12/2810:50 pmONT - CGK
1 stop23h 50mChina Airlines
Thu 1/291:30 amCGK - ONT
1 stop30h 20mChina Airlines
Deal found 11/15$1,079
This Trip.com deal was found by Cheapflights users on 11/14. 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.
Thu 11/2710:50 pmONT - CGK
1 stop23h 50mMultiple Airlines
Wed 12/312:25 pmCGK - ONT
1 stop18h 25mMultiple Airlines
Deal found 11/14$1,085
This Gotogate deal was found by Cheapflights users on 11/15. 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.
Mon 12/2910:50 pmONT - CGK
1 stop23h 50mMultiple Airlines
Sat 2/712:25 pmCGK - ONT
1 stop18h 25mMultiple Airlines
Deal found 11/15$1,100
This Trip.com deal was found by Cheapflights users on 11/15. 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.
Sun 12/2810:50 pmONT - CGK
1 stop23h 50mMultiple Airlines
Fri 1/3012:25 pmCGK - ONT
1 stop18h 25mMultiple Airlines
Deal found 11/15$1,159
This oojo deal was found by Cheapflights users on 11/15. 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.
Mon 12/299:45 pmONT - CGK
1 stop22h 40mSTARLUX Airlines
Sat 2/712:25 pmCGK - ONT
1 stop18h 25mSTARLUX Airlines
Deal found 11/15$1,162
This United Airlines deal was found by Cheapflights users on 11/14. 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 11/266:00 amONT - CGK
2 stops33h 00mUnited Airlines
Mon 12/19:45 pmCGK - ONT
2 stops37h 57mUnited Airlines
Deal found 11/14$1,187
This United Airlines deal was found by Cheapflights users on 11/15. 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.
Sun 12/2810:42 amONT - CGK
2 stops46h 13mUnited Airlines
Sun 2/89:45 pmCGK - ONT
2 stops34h 58mUnited Airlines
Deal found 11/15$1,229

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Jakarta 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 16, 2025.
Use the filters below to find and compare flights from Ontario to Jakarta that are best for you.

Fly from

Ontario

Fly to

Jakarta

Route

Depart

Return

Price

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sat 4/25

11:00 am-1:35 pm

2 stops60h 35m

Jakarta Soekarno-Hatta Intl

Wed 4/29

2:30 pm-12:20 pm

2 stops35h 50m

$724

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Thu 11/27

6:45 am-8:20 pm

2 stops46h 35m

Jakarta Soekarno-Hatta Intl

Wed 12/3

9:50 pm-5:08 pm

2 stops34h 18m

$796

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sat 3/28

12:10 am-1:35 pm

1 stop23h 25m

Jakarta Soekarno-Hatta Intl

Sat 4/11

2:40 pm-6:00 pm

1 stop41h 20m

$912

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Fri 3/20

11:50 pm-12:30 am

1 stop34h 40m

Jakarta Soekarno-Hatta Intl

Sun 4/5

2:40 pm-6:00 pm

1 stop41h 20m

$912

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Fri 2/27

10:50 pm-1:40 pm

1 stop23h 50m

Jakarta Soekarno-Hatta Intl

Thu 4/2

2:40 pm-6:00 pm

1 stop41h 20m

$941

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Fri 4/24

12:10 am-12:30 am

1 stop34h 20m

Jakarta Soekarno-Hatta Intl

Tue 4/28

1:30 am-6:00 pm

1 stop30h 30m

$941

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Tue 2/24

10:50 pm-1:40 pm

1 stop23h 50m

Jakarta Soekarno-Hatta Intl

Sun 3/29

1:30 am-6:00 pm

1 stop30h 30m

$941

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sun 2/22

10:50 pm-1:40 pm

1 stop23h 50m

Jakarta Soekarno-Hatta Intl

Mon 3/30

2:40 pm-6:00 pm

1 stop41h 20m

$941

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Fri 2/27

10:50 pm-12:30 am

1 stop34h 40m

Jakarta Soekarno-Hatta Intl

Mon 3/30

2:40 pm-6:00 pm

1 stop41h 20m

$941

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 2/25

10:50 pm-1:40 pm

1 stop23h 50m

Jakarta Soekarno-Hatta Intl

Sun 3/29

1:30 am-6:00 pm

1 stop30h 30m

$941

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 21 results
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Compare providers for flights from Ontario to Jakarta

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Jakarta in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Jakarta flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Jakarta flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Jakarta flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Jakarta flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Jakarta flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Jakarta

Have a flexible travel schedule? Discover the best time to fly to Jakarta 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.

Cheapflights Insights

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

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Jakarta (average of $584). Flying from Ontario to Jakarta in June is currently the most expensive (average of $986). 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 ONT to JKT?

Find hourly flight availability from Ontario to Jakarta. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 16, 2025.

One of the essential ways to save on airfare from Ontario to Jakarta is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 10% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Jakarta. 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 from for flights from Ontario to Jakarta?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Jakarta. You should not have trouble finding flights to Jakarta from Ontario; the airport handles an average of 0 outbound flights to Jakarta per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Ontario airport to Jakarta. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • How long is the flight from Ontario to Jakarta?

    Airlines like United Airlines, Korean Air, and China Airlines fly from Ontario to Jakarta in about 23h 25m. The time it takes to get you to your destination can typically vary by up to 37h 10m. There are 9012 mi between Ontario and Jakarta. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $391 on United Airlines. Other airlines that offer cheap prices include Delta from $414 and Korean Air from $416 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Jakarta 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 Ontario to Jakarta?

    Currently, November is the cheapest month in which you can book a flight from Ontario to Jakarta (average of $584). Flying from Ontario to Jakarta in June is currently the most expensive (average of $986). 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

Traveling to a place near Jakarta?

Book flights to Jakarta if you plan to visit one of these locations
Bogor

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Top 3 airlines flying from Ontario to Jakarta

Discover the top 3 airlines that operate flights from Ontario to Jakarta. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$705Average$1,066FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$942Average$1,167FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$1,015Average$1,029FlexibilityNo cancel feeOn-time69%

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