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Cheap flights from Ontario to Singapore from S$ 526

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 17-8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SIN
28 Jun — 5 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Singapore
Explore the most affordable flight options available from Ontario to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 May 2026.

Thu 20-806:00
ONT
-
SIN
2 stops32h 00m
Delta
Wed 16-901:25
SIN
-
ONT
2 stops36h 15m
Delta
Deal found 26-5S$ 1,066
Sun 1-1106:00
ONT
-
SIN
2 stops26h 10m
Delta
Fri 13-1101:35
SIN
-
ONT
2 stops31h 42m
Delta
Deal found 28-5S$ 1,067
Wed 21-1007:00
ONT
-
SIN
2 stops25h 55m
Korean Air
Wed 28-1001:35
SIN
-
ONT
2 stops30h 42m
Korean Air
Deal found 27-5S$ 1,072
Tue 4-806:20
ONT
-
SIN
2 stops26h 35m
Korean Air
Wed 19-807:30
SIN
-
ONT
2 stops24h 51m
Korean Air
Deal found 26-5S$ 1,073
Tue 1-906:00
ONT
-
SIN
1 stop21h 35m
United Airlines
Sun 13-908:45
SIN
-
ONT
1 stop26h 16m
United Airlines
Deal found 27-5S$ 1,116
Sun 23-813:56
ONT
-
SIN
1 stop25h 19m
United Airlines
Wed 26-811:05
SIN
-
ONT
2 stops50h 54m
United Airlines
Deal found 24-5S$ 1,127
Thu 20-813:56
ONT
-
SIN
1 stop25h 19m
United Airlines
Thu 17-911:05
SIN
-
ONT
2 stops23h 56m
United Airlines
Deal found 28-5S$ 1,128
Wed 14-1006:05
ONT
-
SIN
1 stop21h 30m
United Airlines
Mon 26-1006:35
SIN
-
ONT
2 stops31h 31m
United Airlines
Deal found 28-5S$ 1,131
Sun 23-819:13
ONT
-
SIN
1 stop20h 02m
Multiple Airlines
Sun 30-808:45
SIN
-
ONT
1 stop24h 26m
Multiple Airlines
Deal found 25-5S$ 1,146
Tue 1-906:00
ONT
-
SIN
1 stop21h 35m
Multiple Airlines
Fri 11-908:45
SIN
-
ONT
1 stop18h 27m
Multiple Airlines
Deal found 24-5S$ 1,178
Wed 9-906:00
ONT
-
SIN
1 stop21h 35m
Multiple Airlines
Wed 30-908:45
SIN
-
ONT
1 stop18h 27m
Multiple Airlines
Deal found 26-5S$ 1,179

Find flight deals from Ontario to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Singapore (SIN). 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 29 May 2026.

Round-trip from

S$ 1,066

One-way from

S$ 526

Popular in

August

Cheapest in

March

Average price

S$ 1,661
Delta
  • Delta
  • 20-8-16-9
  • 4 total stops
  • 67h 55m total
  • Ontario to Singapore
Search Deals
Delta
  • Delta
  • 17-8
  • 2 total stops
  • 46h 15m total
  • Ontario to Singapore
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (S$ 308 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (S$ 110 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ontario to Singapore 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 200,618 searches. Data last updated 29 May 2026.
Use the filters below to find and compare flights from Ontario to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Sun 23-8

06:20-23:55

2 stops26h 35m

Singapore Changi

Wed 26-8

22:00-22:45

2 stops39h 45m

S$ 1,073
Fastest return journey

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 20-8

19:13-06:15

1 stop20h 02m

Singapore Changi

Thu 17-9

08:45-12:12

1 stop18h 27m

S$ 1,116

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 17-9

19:13-06:15

1 stop20h 02m

Singapore Changi

Mon 28-9

08:45-15:22

1 stop21h 37m

S$ 1,116

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 15-10

06:05-18:35

1 stop21h 30m

Singapore Changi

Fri 30-10

10:10-17:47

1 stop22h 37m

S$ 1,564

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Sun 6-9

19:13-06:15

1 stop20h 02m

Singapore Changi

Sun 11-10

08:45-12:12

1 stop18h 27m

S$ 1,564

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Wed 10-6

06:20-23:55

2 stops26h 35m

Singapore Changi

Wed 24-6

07:30-17:19

2 stops24h 49m

S$ 1,756

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Tue 9-6

06:20-23:55

2 stops26h 35m

Singapore Changi

Mon 22-6

22:00-17:19

2 stops34h 19m

S$ 1,756

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Wed 11-11

18:53-08:00

1 stop21h 07m

Singapore Changi

Sun 10-1

06:35-15:27

2 stops24h 52m

S$ 1,762

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 16-7

06:00-18:35

1 stop21h 35m

Singapore Changi

Tue 28-7

08:45-22:37

1 stop28h 52m

S$ 1,780

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Wed 10-6

06:00-18:35

1 stop21h 35m

Singapore Changi

Sun 14-6

20:35-22:37

1 stop41h 02m

S$ 1,790

Flights are sorted by cheapest return flights first.

Deals found on 27-5

Showing 1-10 of 20 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Ontario with our price prediction graph.
Estimated return 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 Singapore

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

Currently, March is the cheapest month in which you can book a flight from Ontario to Singapore (average of S$ 1,082). Flying from Ontario to Singapore in August is currently the most expensive (average of S$ 2,567). 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.

How much does it cost for a return flight from Ontario to Singapore?

Related info for your journey

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

    Departing from Ontario to Singapore will take you 20h 02m. There are 14148 km between Ontario and Singapore. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Ontario to Singapore (average of S$ 1,082). Flying from Ontario to Singapore in August is currently the most expensive (average of S$ 2,567). 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 Singapore

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Fly with Cheapflights

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

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

When you search for this flight from Ontario to Singapore, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Singapore.

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

Certainly. Search results for flights to Singapore from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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