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Jakarta

$364+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — JKT
Mar 31 — Apr 71
Tue 3/31
Tue 4/7
1 adult, Economy
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Cheap 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 March 1, 2026.

This Korean Air deal was found by Cheapflights users on 2/26. 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.
Mon 8/177:00 am
ONT
-
CGK
2 stops47h 10m
Korean Air
Mon 8/319:50 pm
CGK
-
ONT
2 stops38h 50m
Korean Air
Deal found 2/26$617
This Korean Air deal was found by Cheapflights users on 3/1. 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.
Wed 8/197:00 am
ONT
-
CGK
2 stops47h 10m
Korean Air
Mon 8/319:50 pm
CGK
-
ONT
2 stops33h 26m
Korean Air
Deal found 3/1$618
This Korean Air deal was found by Cheapflights users on 3/1. 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.
Mon 9/287:00 am
ONT
-
CGK
2 stops47h 10m
Korean Air
Mon 10/129:50 pm
CGK
-
ONT
2 stops33h 27m
Korean Air
Deal found 3/1$666
This Ovago deal was found by Cheapflights users on 2/26. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:13 pm
ONT
-
CGK
2 stops30h 47m
ANA
Mon 10/59:25 pm
CGK
-
ONT
2 stops34h 22m
ANA
Deal found 2/26$758
This United Airlines deal was found by Cheapflights users on 2/26. 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 9/218:00 am
ONT
-
CGK
2 stops39h 25m
United Airlines
Thu 9/247:00 am
CGK
-
ONT
2 stops30h 06m
United Airlines
Deal found 2/26$767
This Korean Air deal was found by Cheapflights users on 2/26. 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.
Fri 8/147:00 am
ONT
-
CGK
2 stops47h 10m
Korean Air
Wed 9/29:50 pm
CGK
-
ONT
2 stops33h 26m
Korean Air
Deal found 2/26$771
This Korean Air deal was found by Cheapflights users on 2/28. 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.
Sun 3/86:00 am
ONT
-
CGK
2 stops48h 20m
Korean Air
Thu 4/239:50 pm
CGK
-
ONT
2 stops33h 25m
Korean Air
Deal found 2/28$796
This Korean Air deal was found by Cheapflights users on 3/1. 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.
Mon 9/287:00 am
ONT
-
CGK
2 stops47h 10m
Korean Air
Tue 10/1311:15 pm
CGK
-
ONT
2 stops32h 02m
Korean Air
Deal found 3/1$811
This Korean Air deal was found by Cheapflights users on 2/28. 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.
Sun 3/86:00 am
ONT
-
CGK
2 stops48h 20m
Korean Air
Sun 4/199:50 pm
CGK
-
ONT
2 stops33h 25m
Korean Air
Deal found 2/28$816
This United Airlines deal was found by Cheapflights users on 2/26. 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 8/191:33 pm
ONT
-
CGK
2 stops36h 27m
United Airlines
Sun 9/67:00 am
CGK
-
ONT
2 stops48h 47m
United Airlines
Deal found 2/26$830
This United Airlines deal was found by Cheapflights users on 2/27. 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 8/318:00 am
ONT
-
CGK
2 stops25h 45m
United Airlines
Mon 9/76:10 am
CGK
-
ONT
2 stops26h 01m
United Airlines
Deal found 2/27$836
This United Airlines deal was found by Cheapflights users on 2/28. 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 9/141:44 pm
ONT
-
CGK
2 stops49h 21m
United Airlines
Mon 10/59:25 pm
CGK
-
ONT
2 stops39h 41m
United Airlines
Deal found 2/28$854

Find 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 March 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$617
(Korean Air)

One-way from

$364
(Delta)

Popular in

June

Cheapest in

November

Average price

$873
Provider with most accurate pricing for Ontario-Jakarta (JKT) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Jakarta (JKT) flights.
Search Deals
From Ontario to Jakarta (JKT)
Search Deals
One-way flight from Ontario to Jakarta (JKT)
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 1, 2026.
Use the filters below to find and compare flights from Ontario to Jakarta that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 3/11

6:00 am-8:20 pm

2 stops48h 20m

Jakarta Soekarno-Hatta Intl

Thu 4/23

11:15 pm-5:15 pm

2 stops32h 00m

$899

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Tue 4/21

12:10 am-1:35 pm

1 stop23h 25m

Jakarta Soekarno-Hatta Intl

Sun 5/17

1:30 am-6:00 pm

1 stop30h 30m

$984

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Fri 4/17

12:10 am-1:35 pm

1 stop23h 25m

Jakarta Soekarno-Hatta Intl

Thu 5/21

1:30 am-6:00 pm

1 stop30h 30m

$984

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sat 8/15

12:45 am-1:35 pm

1 stop22h 50m

Jakarta Soekarno-Hatta Intl

Tue 9/1

1:30 am-6:40 pm

1 stop31h 10m

$984

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Fri 8/14

12:45 am-12:30 am

1 stop33h 45m

Jakarta Soekarno-Hatta Intl

Mon 8/31

9:10 am-6:40 pm

2 stops23h 30m

$1,106

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sat 4/11

12:10 am-1:35 pm

1 stop23h 25m

Jakarta Soekarno-Hatta Intl

Tue 5/5

9:10 am-6:00 pm

2 stops22h 50m

$1,155

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sat 5/16

12:10 am-1:35 pm

1 stop23h 25m

Jakarta Soekarno-Hatta Intl

Fri 6/5

9:10 am-6:00 pm

2 stops22h 50m

$1,155

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sun 4/12

12:10 am-7:05 pm

2 stops28h 55m

Jakarta Soekarno-Hatta Intl

Sun 4/26

1:30 am-6:00 pm

1 stop30h 30m

$1,162

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Fri 7/31

12:45 am-1:35 pm

1 stop22h 50m

Jakarta Soekarno-Hatta Intl

Sat 8/15

9:10 am-6:40 pm

2 stops23h 30m

$1,260

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 7/15

7:00 am-3:40 pm

2 stops42h 40m

Jakarta Soekarno-Hatta Intl

Sun 7/19

9:50 pm-10:40 pm

2 stops38h 50m

$1,334

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/27

Showing 1-10 of 22 resultsSorted by cheapest first
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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 March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Jakarta flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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, April is the cheapest month in which you can book a flight from Ontario to Jakarta (average of $551). Flying from Ontario to Jakarta in June is currently the most expensive (average of $910). 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 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 2 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 Korean Air and United Airlines fly from Ontario to Jakarta in about 36h 27m. The time it takes to get you to your destination can typically vary by up to 10h 43m. There are 9012 mi between Ontario and Jakarta. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Ontario to Jakarta round-trip?

    Cheapflights users have booked flights from Ontario to Jakarta round-trip from $812. Another airline that can offer you cheap pricing is China Airlines.

  • 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, April is the cheapest month in which you can book a flight from Ontario to Jakarta (average of $551). Flying from Ontario to Jakarta in June is currently the most expensive (average of $910). 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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Alternative routes for Ontario to Jakarta

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Soekarno-Hatta Intl flights
Ontario to Soekarno-Hatta Intl flights

Top 2 airlines flying from Ontario to Jakarta

Discover the top 2 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 March 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$812Average$1,066FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$864Average$1,231FlexibilityNo cancel feeOn-time70%

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