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Cheap flights from Ontario to Surabaya from C$ 604

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SUB
15 Jan — 22 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Surabaya

Enter your travel dates to find the best prices.

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 16 December 2025.

Tue 21/46:00 p.m.YUL - SUB
2 stops58h 40mUnited Airlines
Mon 11/54:30 p.m.SUB - YUL
2 stops38h 45mUnited Airlines
Deal found 15/12C$ 1,373
Wed 28/112:35 a.m.YYZ - SUB
1 stop29h 45mCathay Pacific
Tue 28/48:20 a.m.SUB - YYZ
1 stop40h 30mCathay Pacific
Deal found 15/12C$ 1,380
Thu 29/15:55 p.m.YYZ - SUB
2 stops35h 55mMultiple Airlines
Tue 28/48:20 a.m.SUB - YYZ
2 stops43h 10mMultiple Airlines
Deal found 15/12C$ 1,461
Thu 29/16:15 p.m.YYZ - SUB
2 stops27h 05mLufthansa
Tue 28/44:30 p.m.SUB - YYZ
2 stops34h 50mLufthansa
Deal found 15/12C$ 2,400
Tue 14/46:00 p.m.YUL - SUB
2 stops37h 15mUnited Airlines
Mon 4/54:30 p.m.SUB - YUL
2 stops59h 25mUnited Airlines
Deal found 15/12C$ 1,373
Wed 8/46:00 p.m.YUL - SUB
2 stops34h 40mUnited Airlines
Mon 27/47:10 p.m.SUB - YUL
2 stops56h 37mUnited Airlines
Deal found 15/12C$ 1,373
Mon 20/46:00 p.m.YUL - SUB
2 stops34h 40mUnited Airlines
Mon 11/54:30 p.m.SUB - YUL
2 stops38h 45mUnited Airlines
Deal found 15/12C$ 1,373
Tue 7/46:00 p.m.YUL - SUB
2 stops58h 40mUnited Airlines
Sun 26/410:10 a.m.SUB - YUL
2 stops65h 37mUnited Airlines
Deal found 15/12C$ 1,373
Sat 25/46:00 p.m.YUL - SUB
2 stops61h 15mUnited Airlines
Wed 13/57:10 p.m.SUB - YUL
2 stops36h 05mUnited Airlines
Deal found 15/12C$ 1,416
Fri 17/46:00 p.m.YUL - SUB
2 stops58h 40mUnited Airlines
Tue 5/510:10 a.m.SUB - YUL
2 stops41h 45mUnited Airlines
Deal found 15/12C$ 1,416
Sat 25/46:00 p.m.YUL - SUB
2 stops61h 15mUnited Airlines
Tue 12/54:30 p.m.SUB - YUL
2 stops38h 45mUnited Airlines
Deal found 15/12C$ 1,416
Sat 25/46:00 p.m.YUL - SUB
2 stops58h 40mUnited Airlines
Thu 14/510:10 a.m.SUB - YUL
2 stops41h 45mUnited Airlines
Deal found 15/12C$ 1,416
Fri 17/46:00 p.m.YUL - SUB
2 stops58h 40mUnited Airlines
Mon 4/54:30 p.m.SUB - YUL
2 stops38h 45mUnited Airlines
Deal found 15/12C$ 1,416
Fri 17/46:00 p.m.YUL - SUB
2 stops58h 40mUnited Airlines
Fri 8/510:10 a.m.SUB - YUL
2 stops45h 05mUnited Airlines
Deal found 15/12C$ 1,459
Fri 17/46:00 p.m.YUL - SUB
2 stops58h 40mUnited Airlines
Thu 7/510:10 a.m.SUB - YUL
2 stops65h 45mUnited Airlines
Deal found 15/12C$ 1,459

Find flight deals from Ontario to Surabaya

Keep the following information in mind while searching for Ontario to Surabaya flight deals. Data was last updated 16 December 2025.

Round-trip from

C$ 1,215

One-way from

C$ 604
8/4-29/4
  • 8/4-29/4
  • 6 total stops
  • 102h 37m total
  • Ontario to Surabaya
Search Deals
30/1
  • 30/1
  • 2 total stops
  • 44h 35m total
  • Ontario to Surabaya
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 629,999 searches. Data last updated 16 December 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

MontrealSurabaya

YUL - SUB

YULSUB

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

6:00 p.m.-3:40 p.m.

2 stops58h 40m

Surabaya Juanda

Mon 11/5

4:30 p.m.-8:15 p.m.

2 stops38h 45m

C$ 1,373

MontrealSurabaya

YUL - SUB

YULSUB

Montreal Pierre Elliott Trudeau Intl

Tue 14/4

6:00 p.m.-6:15 p.m.

2 stops37h 15m

Surabaya Juanda

Mon 4/5

4:30 p.m.-4:55 p.m.

2 stops59h 25m

C$ 1,373

MontrealSurabaya

YUL - SUB

YULSUB

Montreal Pierre Elliott Trudeau Intl

Wed 8/4

6:00 p.m.-3:40 p.m.

2 stops34h 40m

Surabaya Juanda

Mon 27/4

7:10 p.m.-4:47 p.m.

2 stops56h 37m

C$ 1,373

MontrealSurabaya

YUL - SUB

YULSUB

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

6:00 p.m.-3:40 p.m.

2 stops34h 40m

Surabaya Juanda

Mon 11/5

4:30 p.m.-8:15 p.m.

2 stops38h 45m

C$ 1,373

MontrealSurabaya

YUL - SUB

YULSUB

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

6:00 p.m.-3:40 p.m.

2 stops58h 40m

Surabaya Juanda

Sun 26/4

10:10 a.m.-4:47 p.m.

2 stops65h 37m

C$ 1,373

TorontoSurabaya

YYZ - SUB

YYZSUB

Toronto Pearson Intl

Wed 28/1

12:35 a.m.-6:20 p.m.

1 stop29h 45m

Surabaya Juanda

Tue 28/4

8:20 a.m.-1:50 p.m.

1 stop40h 30m

C$ 1,380

MontrealSurabaya

YUL - SUB

YULSUB

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

6:00 p.m.-6:15 p.m.

2 stops61h 15m

Surabaya Juanda

Wed 13/5

7:10 p.m.-8:15 p.m.

2 stops36h 05m

C$ 1,416

MontrealSurabaya

YUL - SUB

YULSUB

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

6:00 p.m.-3:40 p.m.

2 stops58h 40m

Surabaya Juanda

Tue 5/5

10:10 a.m.-4:55 p.m.

2 stops41h 45m

C$ 1,416

MontrealSurabaya

YUL - SUB

YULSUB

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

6:00 p.m.-6:15 p.m.

2 stops61h 15m

Surabaya Juanda

Tue 12/5

4:30 p.m.-8:15 p.m.

2 stops38h 45m

C$ 1,416

MontrealSurabaya

YUL - SUB

YULSUB

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

6:00 p.m.-3:40 p.m.

2 stops58h 40m

Surabaya Juanda

Thu 14/5

10:10 a.m.-4:55 p.m.

2 stops41h 45m

C$ 1,416

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/12

Showing 1-10 of 18 results
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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 Region of Ontario to Surabaya?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Surabaya (average of C$ 1,113). Flying from Region of Ontario to Surabaya in June is currently the most expensive (average of C$ 2,352). 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 ON to SUB?

Find hourly flight availability from Ontario to Surabaya. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 December 2025.

One of the essential ways to save on airfare from Region of Ontario to Surabaya is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 37% on airfare.

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.

  • What airport do you fly into for flights to Surabaya from Ontario?

    Surabaya Juanda (SUB) is the airport you will fly into if you book a flight from Ontario to Surabaya. It is only a 15.0 km journey from Juanda (SUB) to Surabaya’s city centre.

  • How long is the flight from Region of Ontario to Surabaya?

    Departing from Region of Ontario to Surabaya will take you 29h 45m. There are 15791 km between Region of Ontario and Surabaya. This flight may include one or multiple stops.

  • 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 Region of Ontario to Surabaya?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Surabaya (average of C$ 1,113). Flying from Region of Ontario to Surabaya in June is currently the most expensive (average of C$ 2,352). 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

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Alternative routes for Ontario to Surabaya

See prices for flight routes from nearby airports that may be better suited for you.
Vancouver Intl to Surabaya flights
Pierre Elliott Trudeau Intl to Surabaya flights
Pearson Intl to Surabaya flights
Pierre Elliott Trudeau Intl to Banyuwangi flights

Top 2 airlines flying from Ontario to Surabaya

Discover the top 2 airlines that operate flights from Ontario to Surabaya. 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 629,999 searches. Data last updated 16 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 1,098AverageC$ 1,260FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Cathay PacificCheapestC$ 1,144AverageC$ 2,215FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Surabaya?

Cheapflights makes it easy to find Ontario to Surabaya flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Surabaya?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Surabaya for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Surabaya with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Surabaya, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Surabaya become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Surabaya on Cheapflights with our Price Alert feature and get notified when better prices are available.

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