HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Indonesia

$339+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DPS
feb. 6 — feb. 131
vie. 2/6
vie. 2/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Indonesia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 enero 7, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$615
(Korean Air)

One-way from

$339
(Delta)

Popular in

December

Cheapest in

September

Average price

$1,012
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. 6% potential increase in price ($72 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

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 enero 7, 2026.

This Korean Air deal was found by Cheapflights users on 1/7. 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.
mié. 3/116:00 amONT - CGK
2 stops48h 20mKorean Air
dom. 4/269:50 pmCGK - ONT
2 stops33h 25mKorean Air
Deal found 1/7$615
This United Airlines deal was found by Cheapflights users on 1/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/281:27 pmONT - CGK
2 stops36h 33mUnited Airlines
mar. 5/197:00 amCGK - ONT
2 stops29h 52mUnited Airlines
Deal found 1/6$715
This United Airlines deal was found by Cheapflights users on 1/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/216:53 pmONT - CGK
2 stops31h 07mUnited Airlines
jue. 9/246:10 amCGK - ONT
2 stops28h 07mUnited Airlines
Deal found 1/6$718
This United Airlines deal was found by Cheapflights users on 1/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/56:00 amONT - CGK
2 stops27h 45mUnited Airlines
mié. 9/26:10 amCGK - ONT
2 stops25h 37mUnited Airlines
Deal found 1/6$721
This United Airlines deal was found by Cheapflights users on 1/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/106:00 amONT - CGK
2 stops57h 05mUnited Airlines
lun. 9/76:10 amCGK - ONT
2 stops44h 10mUnited Airlines
Deal found 1/6$729
This Delta deal was found by Cheapflights users on 1/4. 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.
jue. 2/57:30 amONT - CGK
2 stops45h 50mDelta
jue. 4/29:50 pmCGK - ONT
2 stops38h 44mDelta
Deal found 1/4$758
This Korean Air deal was found by Cheapflights users on 1/7. 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.
mar. 3/316:00 amONT - CGK
2 stops48h 10mKorean Air
lun. 4/139:50 pmCGK - ONT
2 stops33h 25mKorean Air
Deal found 1/7$763
This Korean Air deal was found by Cheapflights users on 1/6. 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.
lun. 1/267:30 amONT - CGK
2 stops45h 50mMultiple Airlines
mar. 2/39:50 pmCGK - ONT
2 stops31h 06mMultiple Airlines
Deal found 1/6$764
This Delta deal was found by Cheapflights users on 1/4. 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.
mié. 2/43:30 pmONT - CGK
2 stops61h 50mDelta
mar. 3/319:50 pmCGK - ONT
2 stops38h 44mDelta
Deal found 1/4$765
This Delta deal was found by Cheapflights users on 1/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/236:00 amONT - DPS
2 stops26h 55mDelta
mié. 4/81:10 amDPS - ONT
2 stops31h 03mDelta
Deal found 1/6$818
This Korean Air deal was found by Cheapflights users on 1/6. 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.
jue. 3/196:00 amONT - DPS
2 stops26h 55mKorean Air
lun. 4/1311:45 pmDPS - ONT
2 stops32h 30mKorean Air
Deal found 1/6$824
This Delta deal was found by Cheapflights users on 1/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/225:53 pmONT - DPS
2 stops39h 02mDelta
mié. 4/1511:45 pmDPS - ONT
2 stops37h 52mDelta
Deal found 1/6$825

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 enero 7, 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

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

mié. 3/11

6:00 am-8:20 pm

2 stops48h 20m

Jakarta Soekarno-Hatta Intl

dom. 4/26

9:50 pm-5:15 pm

2 stops33h 25m

$615

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

mar. 4/28

1:27 pm-4:00 pm

2 stops36h 33m

Jakarta Soekarno-Hatta Intl

mar. 5/19

7:00 am-10:52 pm

2 stops29h 52m

$715

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

mar. 3/31

6:00 am-8:10 pm

2 stops48h 10m

Jakarta Soekarno-Hatta Intl

lun. 4/13

9:50 pm-5:15 pm

2 stops33h 25m

$763

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

mié. 3/11

6:00 am-8:20 pm

2 stops48h 20m

Jakarta Soekarno-Hatta Intl

mié. 3/25

9:50 pm-10:34 pm

2 stops38h 44m

$763

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

lun. 1/26

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

mar. 2/3

9:50 pm-1:56 pm

2 stops31h 06m

$764

OntarioJakarta

ONT - CGK

ONTCGK

Ontario

mar. 2/3

7:30 am-8:20 pm

2 stops45h 50m

Jakarta Soekarno-Hatta Intl

lun. 2/9

9:50 pm-1:56 pm

2 stops31h 06m

$765

OntarioDenpasar

ONT - DPS

ONTDPS

Ontario

mié. 1/21

7:30 am-11:55 pm

2 stops24h 25m

Denpasar Bali Ngurah Rai

mié. 2/25

1:20 am-10:37 pm

2 stops37h 17m

$818

OntarioDenpasar

ONT - DPS

ONTDPS

Ontario

mar. 3/31

6:00 am-11:50 pm

2 stops26h 50m

Denpasar Bali Ngurah Rai

dom. 4/12

1:10 am-5:15 pm

2 stops31h 05m

$818

OntarioDenpasar

ONT - DPS

ONTDPS

Ontario

mar. 1/27

7:30 am-11:55 pm

2 stops24h 25m

Denpasar Bali Ngurah Rai

mié. 2/25

1:20 am-10:37 pm

2 stops37h 17m

$818

OntarioDenpasar

ONT - DPS

ONTDPS

Ontario

mar. 1/27

7:30 am-10:25 pm

2 stops46h 55m

Denpasar Bali Ngurah Rai

mar. 2/24

1:20 am-10:37 pm

2 stops37h 17m

$818

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 55 results
1
2
3
...
6

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 $975). 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 enero 7, 2026.
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
256 reviews

Crew

9.1

Food

8.7

Comfort

8.8

Entertainment

8.8

Overall

8.9

Boarding

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
256 reviews
STARLUX Airlines
8.9
Very good
256 reviews

Crew

9.1

Food

8.7

Comfort

8.8

Entertainment

8.8

Overall

8.9

Boarding

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
798 reviews
STARLUX Airlines
8.9
Very good
256 reviews

Crew

9.1

Food

8.7

Comfort

8.8

Entertainment

8.8

Overall

8.9

Boarding

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.
United Airlines
7.4
Good
9,139 reviews
STARLUX Airlines
8.9
Very good
256 reviews

Crew

9.1

Food

8.7

Comfort

8.8

Entertainment

8.8

Overall

8.9

Boarding

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?

    Korean Air, United Airlines, and Delta can get you from Ontario to Indonesia in just under 24h 25m. Your travel time can differ by up to 23h 55m. There are 8665 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 $975). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Indonesia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Haneda flights
Los Angeles to Narita flights
San Francisco to Haneda flights
San Francisco to Narita flights
Los Angeles to Manila flights
San Francisco to New Delhi flights
Los Angeles to Suvarnabhumi flights
Ontario to Narita flights
San Francisco to Manila flights
Los Angeles to Incheon Intl flights
Santa Ana to Narita flights
Los Angeles to Ho Chi Minh City flights
San Francisco to Suvarnabhumi flights
San Francisco to Taiwan Taoyuan Intl flights
San Francisco to Hong Kong flights
Los Angeles to Taiwan Taoyuan Intl flights
Ontario to Haneda flights
Burbank to Narita flights
San Francisco to Incheon Intl flights
San Francisco to Mumbai flights
San Francisco to Ho Chi Minh City flights
Los Angeles to Hongqiao Intl flights
San Diego to Narita flights
Los Angeles to Pu Dong flights
Santa Ana to Haneda flights
Ontario to Suvarnabhumi flights
Oakland to Narita flights
San Francisco to Hongqiao Intl flights
Los Angeles to Gimpo Intl flights
San Jose to New Delhi flights
Ontario to Manila flights
San Diego to Haneda flights
San Francisco to Kansai Intl flights
Los Angeles to Kansai Intl flights
Ontario to Taiwan Taoyuan Intl flights
San Francisco to Pu Dong flights
Los Angeles to Hong Kong flights
San Francisco to Capital flights
Ontario to Ho Chi Minh City flights
San Jose to Narita flights
Los Angeles to Don Mueang Intl flights
Oakland to New Delhi flights
San Francisco to Guangzhou flights
San Jose to Haneda flights
Sacramento to Taiwan Taoyuan Intl flights
San Francisco to Hyderabad flights
San Francisco to Bangalore flights
San Francisco to Gimpo Intl flights
Los Angeles to Singapore flights
Los Angeles to Sung Shan flights

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 enero 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$812Average$1,091FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$880Average$1,040FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$1,015Average$1,029FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.