How long is the flight from Ontario to Singapore?

Departing from Ontario to Singapore will take you 26h 15m. There are 14148 km between Ontario and Singapore.

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

What is the cheapest time of day to fly from ONT to SIN?

When flying from Ontario to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

S$ 523+ Cheap Flights from Ontario to Singapore

Cheap flight deals from Ontario to Singapore

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 6 September 2026.

Sun 13-906:00 -

2 stops32h 00m

Tue 20-1007:30 -

2 stops24h 42m

Deal found 2-9S$ 1,059

Sun 13-906:00 -

2 stops32h 00m

Thu 15-1001:25 -

2 stops30h 47m

Deal found 1-9S$ 1,065

Sun 13-906:00 -

2 stops26h 55m

Sun 18-1001:25 -

2 stops30h 47m

Deal found 3-9S$ 1,066

Sat 19-913:18 -

2 stops38h 17m

Tue 22-908:45 -

2 stops27h 08m

Deal found 1-9S$ 1,094

Sun 6-913:56 -

1 stop25h 19m

Thu 15-1008:45 -

1 stop26h 46m

Deal found 1-9S$ 1,106

Wed 14-1013:52 -

1 stop25h 23m

Fri 13-1110:10 -

1 stop18h 19m

Deal found 5-9S$ 1,107

Tue 20-1008:03 -

1 stop19h 32m

Thu 22-1020:35 -

2 stops39h 23m

Deal found 1-9S$ 1,112

Sun 18-1016:03 -

1 stop23h 12m

Sun 25-1022:20 -

1 stop29h 09m

Deal found 3-9S$ 1,113

Sun 29-1106:00 -

2 stops32h 55m

Thu 3-1210:10 -

1 stop23h 26m

Deal found 2-9S$ 1,118

Tue 20-1008:03 -

1 stop19h 32m

Mon 26-1010:45 -

2 stops24h 30m

Deal found 4-9S$ 1,121

Sat 12-908:00 -

2 stops25h 45m

Sat 17-1008:45 -

1 stop24h 01m

Deal found 2-9S$ 1,122

Find flight deals from Ontario to Singapore

Round-trip from	S$ 1,059
One-way from	S$ 523
Popular in	August
Cheapest in	October
Average price	S$ 1,366

Delta
2-11-11-11
4 total stops
61h 24m total
Ontario to Singapore

Search Deals

Delta
27-10-31-12
2 total stops
47h 05m total
Ontario to Singapore

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (S$ 232 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (S$ 101 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Fri 5-3

07:00-00:15

2 stops25h 15m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 526

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Sat 30-1

07:00-00:15

2 stops25h 15m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 526

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Mon 1-3

18:53-08:00

1 stop21h 07m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 581

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Wed 16-9

05:00-06:15

2 stops34h 15m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 586

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Sun 11-10

13:52-06:15

1 stop25h 23m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 586

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Wed 23-9

13:18-06:15

2 stops25h 57m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 586

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Sun 20-9

06:08-18:35

1 stop21h 27m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 586

Fastest return journey

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Sat 12-9

08:00-18:35

1 stop19h 35m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 586

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Mon 22-2

06:00-20:15

1 stop22h 15m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 586

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Tue 2-3

06:00-20:15

1 stop22h 15m

Singapore Changi

Wed 31-12

00:00-08:30

Nonstop0h 00m

S$ 586

Flights are sorted by cheapest return flights first.

Deals found on 2-9

Showing 1-10 of 22 resultsSorted by cheapest first

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.

ONT-SIN

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, October is the cheapest month in which you can book a flight from Ontario to Singapore (average of S$ 1,123). Flying from Ontario to Singapore in August is currently the most expensive (average of S$ 2,544). 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

How long is the flight from Ontario to Singapore?
Departing from Ontario to Singapore will take you 26h 15m. There are 14148 km between Ontario and Singapore.
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, October is the cheapest month in which you can book a flight from Ontario to Singapore (average of S$ 1,123). Flying from Ontario to Singapore in August is currently the most expensive (average of S$ 2,544). 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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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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Cheap flights from Ontario to Singapore from S$ 523

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27-10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Singapore

Cheapest flights from Ontario to SingaporeExplore 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 6 September 2026.

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 6 September 2026.

Best flights from Ontario to SingaporeDiscover carefully curated flight deals from Ontario to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Discover carefully curated flight deals from Ontario to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Last-minute flights from Ontario to SingaporeDiscover last-minute flight deals from Ontario to Singapore. Data last updated 6 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Singapore. Data last updated 6 September 2026 and is based on user searches.

One-way flights from Ontario to SingaporeSearch for one-way flight options from Ontario to Singapore. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Search for one-way flight options from Ontario to Singapore. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Find flight deals from Ontario to Singapore

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Use the filters below to find and compare flights from Ontario to Singapore that are best for you.

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.

Cheapflights Insights

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

Related info for your journey

How long is the flight from Ontario to Singapore?

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

How can I find direct flights from Ontario to Singapore?

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

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

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 Singapore

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Singapore by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Ontario to Singapore by cabin class

Find flights from Ontario to Singapore, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Singapore flights

Browse other Ontario and Singapore flight options. Last updated on 6 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Singapore

Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6 September 2026.

Fly with Cheapflights

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

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

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

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

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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 6 September 2026.

Best flights from Ontario to Singapore
Discover carefully curated flight deals from Ontario to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Last-minute flights from Ontario to Singapore
Discover last-minute flight deals from Ontario to Singapore. Data last updated 6 September 2026 and is based on user searches.

One-way flights from Ontario to Singapore
Search for one-way flight options from Ontario to Singapore. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.