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Soekarno-Hatta Intl

$452+ Cheap flights from Ontario (ONT) to Soekarno-Hatta Intl, Indonesia (CGK)

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CGK
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Ontario to Soekarno-Hatta Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Soekarno-Hatta Intl (CGK). 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 junio 12, 2025.

Round-trip from

$793
(Orbitz)

One-way from

$452
(oojo)

Popular in

June

Cheapest in

November

Average price

$1,372
From Ontario to Jakarta Soekarno-Hatta Intl
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One-way flight from Ontario to Jakarta Soekarno-Hatta Intl
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Highest demand for flights based on searches. 14% potential increase in price ($177 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Ontario to Soekarno-Hatta Intl

Cheapest flights from Ontario to Soekarno-Hatta Intl
Explore the most affordable flight options available from Ontario to Soekarno-Hatta Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Orbitz deal was found by Cheapflights users on 6/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/36:00 amONT - CGK
2 stops48h 10mKorean Air
dom. 9/149:50 pmCGK - ONT
2 stops33h 27mKorean Air
Deal found 6/11$793
This Trip.com deal was found by Cheapflights users on 6/11. 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.
mié. 9/311:10 pmONT - CGK
1 stop22h 05mSTARLUX Airlines
mié. 10/112:15 pmCGK - ONT
1 stop18h 50mSTARLUX Airlines
Deal found 6/11$881
This oojo deal was found by Cheapflights users on 6/11. 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.
dom. 8/3112:45 amONT - CGK
1 stop22h 50mChina Airlines
dom. 9/282:40 pmCGK - ONT
1 stop41h 20mChina Airlines
Deal found 6/11$889
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/46:00 amONT - CGK
2 stops48h 10mDelta
lun. 9/89:50 pmCGK - ONT
2 stops38h 52mDelta
Deal found 6/11$896
This United Airlines deal was found by Cheapflights users on 6/11. 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.
jue. 9/116:50 pmONT - CGK
2 stops28h 45mUnited Airlines
lun. 9/296:10 amCGK - ONT
2 stops25h 30mUnited Airlines
Deal found 6/11$1,004
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1012:45 amONT - CGK
2 stops32h 45mMultiple Airlines
mié. 9/1712:55 amCGK - ONT
2 stops31h 05mMultiple Airlines
Deal found 6/12$1,057
This oojo deal was found by Cheapflights users on 6/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/116:00 amONT - CGK
2 stops35h 30mQatar Airways
mié. 9/1712:55 amCGK - ONT
2 stops37h 04mQatar Airways
Deal found 6/12$1,145

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Soekarno-Hatta Intl 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 junio 12, 2025.
Use the filters below to find and compare flights from Ontario to Jakarta Soekarno-Hatta Intl Airport that are best for you.

Fly from

Ontario

Fly to

Soekarno-Hatta Intl

Route

Depart

Return

Price

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

mié. 9/3

6:00 am-8:10 pm

2 stops48h 10m

Jakarta Soekarno-Hatta Intl

dom. 9/14

9:50 pm-5:17 pm

2 stops33h 27m

$793

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

mié. 9/3

11:10 pm-11:15 am

1 stop22h 05m

Jakarta Soekarno-Hatta Intl

mié. 10/1

12:15 pm-5:05 pm

1 stop18h 50m

$881

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

dom. 8/31

12:45 am-1:35 pm

1 stop22h 50m

Jakarta Soekarno-Hatta Intl

dom. 9/28

2:40 pm-6:00 pm

1 stop41h 20m

$889

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

jue. 9/4

6:00 am-8:10 pm

2 stops48h 10m

Jakarta Soekarno-Hatta Intl

lun. 9/8

9:50 pm-10:42 pm

2 stops38h 52m

$896

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

jue. 9/11

6:50 pm-1:35 pm

2 stops28h 45m

Jakarta Soekarno-Hatta Intl

lun. 9/29

6:10 am-5:40 pm

2 stops25h 30m

$1,004

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

mié. 9/10

12:45 am-11:30 pm

2 stops32h 45m

Jakarta Soekarno-Hatta Intl

mié. 9/17

12:55 am-6:00 pm

2 stops31h 05m

$1,057

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

jue. 9/11

6:00 am-7:30 am

2 stops35h 30m

Jakarta Soekarno-Hatta Intl

mié. 9/17

12:55 am-11:59 pm

2 stops37h 04m

$1,145

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

mar. 7/29

6:00 am-11:55 pm

2 stops27h 55m

$452

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

lun. 8/18

11:45 pm-11:15 am

1 stop21h 30m

$499

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

jue. 11/13

10:45 pm-1:40 pm

1 stop23h 55m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 16 results
1
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Best time to book a flight from Ontario to Soekarno-Hatta Intl

Have a flexible travel schedule? Discover the best time to fly to Soekarno-Hatta Intl 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 Soekarno-Hatta Intl Airport

What is the cheapest month to book a flight from Ontario to Jakarta Soekarno-Hatta Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Ontario to Jakarta Soekarno-Hatta Intl Airport (average of $920). Flying from Ontario to Jakarta Soekarno-Hatta Intl Airport in June is currently the most expensive (average of $1,411). 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 CGK?

Find hourly flight availability from Ontario to Soekarno-Hatta Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

When flying from Ontario to Jakarta Soekarno-Hatta Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 7% versus a flight at noon.

Rainfall in Soekarno-Hatta Intl by month

Plan your trip to Soekarno-Hatta Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Jakarta Soekarno-Hatta Intl Airport ranges from 7.0 - 15.1 inches per month. April is typically the wettest month, when rainfall can reach 15.1 in. July is typically the driest time to visit Jakarta Soekarno-Hatta Intl Airport when rainfall is around 7.0 in.

Temperature in Soekarno-Hatta Intl by month

Plan your trip to Soekarno-Hatta Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Jakarta Soekarno-Hatta Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 75.2 F).

Reviews of airlines servicing Soekarno-Hatta Intl

Get insights into the airlines that provide service to Soekarno-Hatta Intl. 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 Soekarno-Hatta Intl. Reviews last updated junio 12, 2025.
See what other customers who have flown with STARLUX Airlines, EVA Air and Korean Air from Ontario to Jakarta have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.1
Wonderful
177 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,202 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,088 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,489 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
738 reviews
STARLUX Airlines
9.1
Wonderful
177 reviews

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

9.0

Overall

9.1

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Soekarno-Hatta Intl. 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 Soekarno-Hatta Intl?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Jakarta Soekarno-Hatta Intl from Ontario. Booking flights from Ontario (ONT) to Jakarta Soekarno-Hatta Intl should be relatively easy as there are 0 daily outbound flights to Jakarta Soekarno-Hatta Intl from 3 different airlines.

  • What are the cheapest airlines flying from Ontario to Jakarta Soekarno-Hatta Intl Airport round-trip?

    Korean Air, at $793, was found to be the cheapest airline from Ontario to Jakarta Soekarno-Hatta Intl Airport.Alternate airlines to your destination round-trip include STARLUX Airlines and China Airlines. Users have found that Korean Air is 26% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Ontario to Jakarta Soekarno-Hatta Intl Airport one-way?

    The cheapest airline one-way is Japan Airlines, with whom users have recently found tickets for as low as $452. However, be on the lookout for offers from STARLUX Airlines and China Airlines, as they are both options that can get you from Ontario to Jakarta Soekarno-Hatta Intl Airport for a low price.

  • Can I find deals for flights from Ontario to Soekarno-Hatta Intl that include hotel bookings?

    Yes. In addition to deals on Ontario to Soekarno-Hatta Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Soekarno-Hatta Intl?

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

  • Can I find deals for business class flights from Ontario to Soekarno-Hatta Intl?

    Yes. Cheapflights offers flight deals from Ontario to Soekarno-Hatta Intl 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 Soekarno-Hatta Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Jakarta Soekarno-Hatta Intl Airport (average of $920). Flying from Ontario to Jakarta Soekarno-Hatta Intl Airport in June is currently the most expensive (average of $1,411). 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.

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Top 3 airlines flying from Ontario to Soekarno-Hatta Intl

Discover the top 3 airlines that operate flights from Ontario to Soekarno-Hatta Intl. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$705Average$1,066FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$933Average$1,034FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$1,015Average$1,029FlexibilityNo cancel feeOn-time69%

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