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$369+ Cheap flights from Ontario (ONT) to Indonesia

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DPS
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find flight deals from Ontario to Indonesia

Cheapest flights from Ontario to Indonesia
Explore the most affordable flight options available from Ontario to Indonesia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Korean Air deal was found by Cheapflights users on 11/6. 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 11/266:45 amONT - CGK
2 stops46h 35mKorean Air
Wed 12/39:50 pmCGK - ONT
2 stops34h 18mKorean Air
Deal found 11/6$705
This lol.travel deal was found by Cheapflights users on 11/5. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:45 amONT - DPS
2 stops24h 35mKorean Air
Wed 12/101:20 amDPS - ONT
2 stops31h 47mKorean Air
Deal found 11/5$760
This Delta deal was found by Cheapflights users on 11/4. 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 11/206:00 amONT - DPS
2 stops25h 20mDelta
Wed 11/2612:50 amDPS - ONT
2 stops33h 28mDelta
Deal found 11/4$808
This Delta deal was found by Cheapflights users on 11/5. 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.
Wed 11/196:45 amONT - CGK
2 stops46h 35mDelta
Sun 3/299:50 pmCGK - ONT
2 stops38h 48mDelta
Deal found 11/5$812
This Korean Air deal was found by Cheapflights users on 11/4. 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 11/246:45 amONT - DPS
2 stops24h 35mKorean Air
Wed 12/311:50 pmDPS - ONT
2 stops33h 18mKorean Air
Deal found 11/4$813
This lol.travel deal was found by Cheapflights users on 11/4. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:45 amONT - DPS
2 stops25h 10mKorean Air
Tue 12/161:20 amDPS - ONT
2 stops31h 47mKorean Air
Deal found 11/4$873
This Korean Air deal was found by Cheapflights users on 11/4. 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 11/206:45 amONT - DPS
2 stops24h 35mKorean Air
Mon 12/112:50 amDPS - ONT
2 stops32h 18mKorean Air
Deal found 11/4$884
This oojo deal was found by Cheapflights users on 11/6. 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.
Wed 11/2610:50 pmONT - CGK
1 stop23h 50mChina Airlines
Tue 12/21:30 amCGK - ONT
1 stop30h 20mChina Airlines
Deal found 11/6$910
This Korean Air deal was found by Cheapflights users on 11/4. 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 11/196:45 amONT - DPS
2 stops24h 35mKorean Air
Thu 11/2712:50 amDPS - ONT
2 stops33h 28mKorean Air
Deal found 11/4$923
This Delta deal was found by Cheapflights users on 11/3. 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.
Mon 12/86:00 amONT - DPS
2 stops25h 55mDelta
Sun 12/211:20 amDPS - ONT
2 stops31h 48mDelta
Deal found 11/3$926
This Korean Air deal was found by Cheapflights users on 11/6. 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 12/86:40 amONT - DPS
2 stops25h 15mKorean Air
Sun 12/211:20 amDPS - ONT
2 stops31h 48mKorean Air
Deal found 11/6$931
This oojo deal was found by Cheapflights users on 11/5. 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.
Wed 11/1910:50 pmONT - CGK
1 stop23h 50mChina Airlines
Sun 3/292:40 pmCGK - ONT
1 stop41h 20mChina Airlines
Deal found 11/5$962

Cheap flight deals from Ontario to Indonesia

Keep the following information in mind while searching for Ontario to Indonesia flight deals. Data was last updated November 6, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$699
(Delta)

One-way from

$369
(Delta)

Popular in

December

Cheapest in

September

Average price

$940
Provider with most accurate pricing for Los Angeles-Denpasar Bali Ngurah Rai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Denpasar Bali Ngurah Rai flights.
Search Deals
From Ontario to Indonesia
Search Deals
One-way flight from Ontario to Indonesia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($140 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Indonesia 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 6, 2025.
Use the filters below to find and compare flights from Ontario to Indonesia that are best for you.

Fly from

Ontario

Fly to

Indonesia

Route

Depart

Return

Price

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sat 4/25

6:53 pm-1:35 pm

2 stops52h 42m

Jakarta Soekarno-Hatta Intl

Wed 4/29

2:30 pm-12:20 pm

2 stops35h 50m

$724

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 1/21

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

Sat 4/25

9:50 pm-10:40 pm

2 stops38h 50m

$806

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sat 1/24

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

Tue 4/28

9:50 pm-10:40 pm

2 stops38h 50m

$806

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 1/21

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

Mon 4/27

9:50 pm-10:40 pm

2 stops38h 50m

$827

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Tue 1/20

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

Mon 4/27

9:50 pm-10:40 pm

2 stops38h 50m

$827

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 1/21

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

Wed 4/29

9:50 pm-10:40 pm

2 stops38h 50m

$827

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Thu 2/26

10:50 pm-1:40 pm

1 stop23h 50m

Jakarta Soekarno-Hatta Intl

Sat 4/18

2:40 pm-6:00 pm

1 stop41h 20m

$901

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sat 1/24

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

Sat 4/25

9:50 pm-10:40 pm

2 stops38h 50m

$912

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 1/21

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

Thu 4/30

9:50 pm-10:40 pm

2 stops38h 50m

$923

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Tue 1/20

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

Fri 5/1

9:50 pm-11:44 pm

2 stops39h 54m

$923

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 45 results
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Best time to book a flight from Ontario to Indonesia

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

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Indonesia (average of $584). Flying from Ontario to Indonesia in June is currently the most expensive (average of $981). 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 ID?

Find hourly flight availability from Ontario to Indonesia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

A simple way to save on the total cost of your ticket is to fly from Ontario to Indonesia at noon. If you’re flexible enough to do this you can expect to save up to 48% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing Indonesia

Get insights into the airlines that provide service to Indonesia. 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 Indonesia. Reviews last updated November 6, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, China Airlines, and United Airlines from Ontario to Indonesia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.9
Very good
220 reviews

Overall

8.9

Entertainment

8.8

Boarding

8.9

Crew

9.2

Food

8.7

Comfort

8.9

Reviews

1 / 8
10.0
Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!
STARLUX Airlines
8.9
Very good
220 reviews
STARLUX Airlines
8.9
Very good
220 reviews

Overall

8.9

Entertainment

8.8

Boarding

8.9

Crew

9.2

Food

8.7

Comfort

8.9

Reviews

1 / 8
10.0
Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!
China Airlines
8.3
Very good
778 reviews
STARLUX Airlines
8.9
Very good
220 reviews

Overall

8.9

Entertainment

8.8

Boarding

8.9

Crew

9.2

Food

8.7

Comfort

8.9

Reviews

1 / 8
10.0
Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!
United Airlines
7.4
Good
9,005 reviews
STARLUX Airlines
8.9
Very good
220 reviews

Overall

8.9

Entertainment

8.8

Boarding

8.9

Crew

9.2

Food

8.7

Comfort

8.9

Reviews

1 / 8
10.0
Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

Related info for your journey

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

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Indonesia from Ontario.

  • How long is the flight from Ontario to Indonesia?

    United Airlines and Delta can get you from Ontario to Indonesia in just under 45h 50m. Your travel time can differ by up to 6h 52m. There are 9012 mi between Ontario and Indonesia. This flight may include one or multiple stops.

  • What are the most popular routes from Ontario to Indonesia?

    When deciding which route to take from Ontario to Indonesia consider Ontario - Denpasar Bali Ngurah Rai, Ontario - Jakarta Soekarno-Hatta Intl or Ontario - Surabaya Juanda as they are the most popular.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Ontario to Indonesia (average of $584). Flying from Ontario to Indonesia in June is currently the most expensive (average of $981). 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

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Top 3 airlines flying from Ontario to Indonesia

Discover the top 3 airlines that operate flights from Ontario to Indonesia. 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 6, 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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