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$392+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DPS
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap 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 January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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 9/216:53 pm
ONT
-
CGK
2 stops31h 07m
United Airlines
Thu 9/247:00 am
CGK
-
ONT
2 stops30h 06m
United Airlines
Deal found 1/26$715
This United Airlines deal was found by Cheapflights users on 1/25. 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 2/236:10 am
ONT
-
CGK
2 stops32h 50m
United Airlines
Mon 3/26:20 am
CGK
-
ONT
2 stops26h 21m
United Airlines
Deal found 1/25$718
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Sun 8/166:00 am
ONT
-
CGK
2 stops44h 00m
United Airlines
Mon 8/319:25 pm
CGK
-
ONT
2 stops39h 41m
United Airlines
Deal found 1/27$721
This Korean Air deal was found by Cheapflights users on 1/27. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:00 am
ONT
-
CGK
2 stops48h 20m
Korean Air
Wed 3/259:50 pm
CGK
-
ONT
2 stops33h 23m
Korean Air
Deal found 1/27$770
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:00 am
ONT
-
DPS
2 stops26h 50m
Delta
Tue 4/1411:45 pm
DPS
-
ONT
2 stops38h 59m
Delta
Deal found 1/27$818
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/256:37 pm
ONT
-
CGK
2 stops24h 38m
United Airlines
Wed 3/47:15 am
CGK
-
ONT
2 stops30h 42m
United Airlines
Deal found 1/26$824
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Sun 4/126:49 pm
ONT
-
CGK
2 stops38h 56m
United Airlines
Tue 5/52:20 pm
CGK
-
ONT
2 stops33h 21m
United Airlines
Deal found 1/28$836
This Korean Air deal was found by Cheapflights users on 1/27. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:00 am
ONT
-
CGK
2 stops47h 10m
Korean Air
Thu 4/309:50 pm
CGK
-
ONT
2 stops33h 25m
Korean Air
Deal found 1/27$855
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3012:10 am
ONT
-
CGK
1 stop23h 25m
China Airlines
Tue 4/141:30 am
CGK
-
ONT
1 stop30h 30m
China Airlines
Deal found 1/27$891
This Korean Air deal was found by Cheapflights users on 1/26. 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.
Wed 4/297:00 am
ONT
-
DPS
2 stops25h 50m
Korean Air
Wed 5/2011:45 pm
DPS
-
ONT
2 stops32h 31m
Korean Air
Deal found 1/26$893
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:10 am
ONT
-
DPS
1 stop23h 25m
China Airlines
Sun 4/193:55 pm
DPS
-
ONT
1 stop41h 05m
China Airlines
Deal found 1/27$916
This Delta deal was found by Cheapflights users on 1/25. 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 1/287:30 am
ONT
-
DPS
2 stops24h 25m
Delta
Tue 4/281:10 am
DPS
-
ONT
2 stops36h 27m
Delta
Deal found 1/25$918

Find flight deals from Ontario to Indonesia

Keep the following information in mind while searching for Ontario to Indonesia flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$718
(United Airlines)

One-way from

$392
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$973
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. 5% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 28, 2026.
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

OntarioDenpasar

ONT - DPS

ONTDPS

Ontario

Wed 4/8

6:00 am-11:50 pm

2 stops26h 50m

Denpasar Bali Ngurah Rai

Tue 4/14

11:45 pm-11:44 pm

2 stops38h 59m

$818

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 2/25

6:37 pm-10:15 am

2 stops24h 38m

Jakarta Soekarno-Hatta Intl

Wed 3/4

7:15 am-10:57 pm

2 stops30h 42m

$824

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Fri 4/17

7:00 am-8:10 pm

2 stops47h 10m

Jakarta Soekarno-Hatta Intl

Thu 4/30

9:50 pm-5:15 pm

2 stops33h 25m

$855

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Sun 4/5

12:10 am-1:35 pm

1 stop23h 25m

Jakarta Soekarno-Hatta Intl

Sun 4/12

1:30 am-6:00 pm

1 stop30h 30m

$891

OntarioDenpasar

ONT - DPS

ONTDPS

Ontario

Thu 4/9

12:10 am-2:35 pm

1 stop23h 25m

Denpasar Bali Ngurah Rai

Sun 4/19

3:55 pm-6:00 pm

1 stop41h 05m

$916

OntarioDenpasar

ONT - DPS

ONTDPS

Ontario

Mon 4/20

12:10 am-2:35 pm

1 stop23h 25m

Denpasar Bali Ngurah Rai

Sun 5/10

3:55 pm-6:00 pm

1 stop41h 05m

$916

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 3/4

1:50 pm-11:55 pm

2 stops43h 05m

Jakarta Soekarno-Hatta Intl

Mon 3/16

5:35 pm-5:41 pm

2 stops38h 06m

$924

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

Wed 4/15

6:49 pm-4:00 pm

2 stops31h 11m

Jakarta Soekarno-Hatta Intl

Mon 4/27

6:10 am-5:47 pm

2 stops25h 37m

$941

OntarioDenpasar

ONT - DPS

ONTDPS

Ontario

Fri 3/13

11:50 pm-2:40 pm

1 stop23h 50m

Denpasar Bali Ngurah Rai

Sun 3/29

3:55 pm-6:00 pm

1 stop41h 05m

$960

OntarioDenpasar

ONT - DPS

ONTDPS

Ontario

Tue 4/21

7:00 am-11:50 pm

2 stops25h 50m

Denpasar Bali Ngurah Rai

Fri 4/24

1:10 am-5:15 pm

2 stops31h 05m

$963

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 48 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, April is the cheapest month in which you can book a flight from Ontario to Indonesia (average of $559). Flying from Ontario to Indonesia in June is currently the most expensive (average of $973). 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.

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 January 28, 2026.
Peruse reviews from past customers who have flown with STARLUX Airlines and China 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
268 reviews

Food

8.6

Boarding

8.9

Crew

9.1

Entertainment

8.8

Comfort

8.8

Overall

8.9

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
STARLUX Airlines
8.9
Very good
268 reviews
STARLUX Airlines
8.9
Very good
268 reviews

Food

8.6

Boarding

8.9

Crew

9.1

Entertainment

8.8

Comfort

8.8

Overall

8.9

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
China Airlines
8.3
Very good
802 reviews
STARLUX Airlines
8.9
Very good
268 reviews

Food

8.6

Boarding

8.9

Crew

9.1

Entertainment

8.8

Comfort

8.8

Overall

8.9

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.

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?

    Delta, United Airlines, and Korean Air can get you from Ontario to Indonesia in just under 24h 38m. Your travel time can differ by up to 22h 32m. 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, April is the cheapest month in which you can book a flight from Ontario to Indonesia (average of $559). Flying from Ontario to Indonesia in June is currently the most expensive (average of $973). 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 2 airlines flying from Ontario to Indonesia

Discover the top 2 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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$705Average$1,091FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$880Average$1,231FlexibilityNo cancel feeOn-time70%

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