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Surabaya

$990+ Cheap flights from Ontario (ONT) to Surabaya (SUB)

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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SUB
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Ontario to Surabaya

Best flights from Ontario to Surabaya
Discover carefully curated flight deals from Ontario to Surabaya that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/612:10 amONT - SUB
2 stops27h 35mChina Airlines
Sun 4/196:30 pmSUB - ONT
2 stops37h 30mChina Airlines
Deal found 12/10$1,109
This China Airlines deal was found by Cheapflights users on 12/10. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:50 pmONT - SUB
2 stops44h 35mMultiple Airlines
Mon 3/28:15 amSUB - ONT
2 stops23h 35mMultiple Airlines
Deal found 12/10$1,285
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:10 amONT - SUB
2 stops27h 35mChina Airlines
Wed 5/136:30 pmSUB - ONT
2 stops61h 30mChina Airlines
Deal found 12/10$1,109
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:10 amONT - SUB
2 stops27h 35mChina Airlines
Thu 5/218:05 pmSUB - ONT
2 stops35h 55mChina Airlines
Deal found 12/10$1,109
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:10 amONT - SUB
2 stops27h 35mChina Airlines
Mon 4/278:05 pmSUB - ONT
2 stops59h 55mChina Airlines
Deal found 12/10$1,109
This oojo deal was found by Cheapflights users on 12/11. 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.
Wed 1/710:50 pmONT - SUB
2 stops29h 20mMultiple Airlines
Wed 1/217:05 amSUB - ONT
2 stops24h 45mMultiple Airlines
Deal found 12/11$1,384
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:50 pmONT - SUB
2 stops42h 35mChina Airlines
Tue 3/106:00 pmSUB - ONT
2 stops37h 50mChina Airlines
Deal found 12/10$1,181
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1010:50 pmONT - SUB
2 stops29h 20mChina Airlines
Sun 2/226:00 pmSUB - ONT
2 stops37h 50mChina Airlines
Deal found 12/10$1,214
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2211:50 pmONT - SUB
2 stops30h 20mChina Airlines
Fri 4/36:30 pmSUB - ONT
2 stops61h 30mChina Airlines
Deal found 12/10$1,214
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2412:10 amONT - SUB
2 stops27h 35mChina Airlines
Sat 6/66:30 pmSUB - ONT
2 stops61h 30mChina Airlines
Deal found 12/10$1,436
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:10 amONT - SUB
2 stops27h 35mChina Airlines
Sun 6/146:30 pmSUB - ONT
2 stops37h 30mChina Airlines
Deal found 12/10$1,456
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1612:10 amONT - SUB
2 stops27h 35mChina Airlines
Fri 5/297:05 amSUB - ONT
2 stops24h 55mChina Airlines
Deal found 12/10$1,477

Find flight deals from Ontario to Surabaya

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Surabaya (SUB). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,109
(FlightHub)

One-way from

$990
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$1,555
Provider with most accurate pricing for Ontario-Surabaya Juanda flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Surabaya Juanda flights.
Search Deals
From Ontario to Surabaya Juanda
Search Deals
One-way flight from Ontario to Surabaya Juanda
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Surabaya 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 December 12, 2025.
Use the filters below to find and compare flights from Ontario to Surabaya that are best for you.

Fly from

Ontario

Fly to

Surabaya

Route

Depart

Return

Price

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Mon 4/6

12:10 am-5:45 pm

2 stops27h 35m

Surabaya Juanda

Sun 4/19

6:30 pm-6:00 pm

2 stops37h 30m

$1,109

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Thu 4/30

12:10 am-5:45 pm

2 stops27h 35m

Surabaya Juanda

Wed 5/13

6:30 pm-6:00 pm

2 stops61h 30m

$1,109

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Fri 5/8

12:10 am-5:45 pm

2 stops27h 35m

Surabaya Juanda

Thu 5/21

8:05 pm-6:00 pm

2 stops35h 55m

$1,109

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Tue 4/14

12:10 am-5:45 pm

2 stops27h 35m

Surabaya Juanda

Mon 4/27

8:05 pm-6:00 pm

2 stops59h 55m

$1,109

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Thu 2/26

10:50 pm-8:25 am

2 stops42h 35m

Surabaya Juanda

Tue 3/10

6:00 pm-5:50 pm

2 stops37h 50m

$1,181

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Tue 2/10

10:50 pm-7:10 pm

2 stops29h 20m

Surabaya Juanda

Sun 2/22

6:00 pm-4:50 pm

2 stops37h 50m

$1,214

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Sun 3/22

11:50 pm-8:10 pm

2 stops30h 20m

Surabaya Juanda

Fri 4/3

6:30 pm-6:00 pm

2 stops61h 30m

$1,214

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Wed 2/18

10:50 pm-10:25 am

2 stops44h 35m

Surabaya Juanda

Mon 3/2

8:15 am-4:50 pm

2 stops23h 35m

$1,285

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Wed 1/7

10:50 pm-7:10 pm

2 stops29h 20m

Surabaya Juanda

Wed 1/21

7:05 am-4:50 pm

2 stops24h 45m

$1,384

OntarioSurabaya

ONT - SUB

ONTSUB

Ontario

Sun 5/24

12:10 am-5:45 pm

2 stops27h 35m

Surabaya Juanda

Sat 6/6

6:30 pm-6:00 pm

2 stops61h 30m

$1,436

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 14 results
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Compare providers for flights from Ontario to Surabaya

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 Surabaya in December.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 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-Surabaya flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Surabaya flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Surabaya flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Surabaya flights, Cheapflights users trust eDreams the most. eDreams 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-Surabaya 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 Surabaya

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

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

Currently, August is the cheapest month in which you can book a flight from Ontario to Surabaya (average of $734). Flying from Ontario to Surabaya in June is currently the most expensive (average of $1,160). 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 Surabaya. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Surabaya?

    Airlines like China Airlines fly from Ontario to Surabaya in about 27h 35m. The time it takes to get you to your destination can typically vary by up to . There are 8739 mi between Ontario and Surabaya.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Ontario to Surabaya (average of $734). Flying from Ontario to Surabaya in June is currently the most expensive (average of $1,160). 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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