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Cheap flights from Ontario to Singapore from S$ 497

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 3-9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SIN
5 May — 12 May1
1 adult

Cheap 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 30 April 2025.

Round-trip from

S$ 956

One-way from

S$ 497

Popular in

December

Cheapest in

March

Average price

S$ 1,269
Korean Air
  • Korean Air
  • 23-10-29-10
  • 4 total stops
  • 64h 47m total
  • Ontario to Singapore
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Korean Air
  • Korean Air
  • 18-8
  • 2 total stops
  • 25h 40m total
  • Ontario to Singapore
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (S$ 145 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 68 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Ontario to Singapore

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 30 April 2025.

Wed 24-907:00ONT - SIN
2 stops31h 00mKorean Air
Tue 28-1001:30SIN - ONT
2 stops30h 47mKorean Air
Deal found 29-4S$ 966
Mon 11-807:00ONT - SIN
2 stops25h 40mDelta
Wed 27-807:30SIN - ONT
2 stops30h 11mDelta
Deal found 29-4S$ 1,051
Wed 24-918:39ONT - SIN
1 stop20h 36mUnited Airlines
Wed 29-1010:10SIN - ONT
1 stop18h 00mUnited Airlines
Deal found 29-4S$ 1,072
Thu 4-906:00ONT - SIN
2 stops33h 10mJapan Airlines
Wed 17-908:05SIN - ONT
2 stops25h 23mJapan Airlines
Deal found 29-4S$ 1,164
Fri 1-823:45ONT - SIN
1 stop21h 55mSTARLUX Airlines
Mon 18-814:00SIN - ONT
1 stop18h 40mSTARLUX Airlines
Deal found 29-4S$ 1,303
Wed 20-800:45ONT - SIN
1 stop20h 50mChina Airlines
Thu 4-913:45SIN - ONT
1 stop19h 55mChina Airlines
Deal found 29-4S$ 1,333
Tue 22-706:30ONT - SIN
2 stops46h 25mMultiple Airlines
Wed 6-802:00SIN - ONT
1 stop31h 40mMultiple Airlines
Deal found 29-4S$ 1,457
Sat 23-811:39ONT - SIN
2 stops30h 21mQatar Airways
Tue 9-903:10SIN - ONT
2 stops30h 18mQatar Airways
Deal found 29-4S$ 1,647
Sun 24-815:04ONT - SIN
2 stops29h 56mEVA Air
Sat 13-915:10SIN - ONT
2 stops23h 49mEVA Air
Deal found 29-4S$ 1,648
Wed 30-406:00ONT - SIN
2 stops27h 20mAmerican Airlines
Mon 12-501:55SIN - ONT
2 stops31h 41mAmerican Airlines
Deal found 29-4S$ 1,652

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 30 April 2025.
Use the filters below to find and compare flights from Ontario to Singapore that are best for you.

Fly from

Ontario

Fly to

Singapore

Route

Depart

Return

Price

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 23-10

07:00-05:00

2 stops31h 00m

Singapore Changi

Wed 29-10

22:30-17:17

2 stops33h 47m

S$ 956

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Fri 17-10

07:00-23:40

2 stops25h 40m

Singapore Changi

Thu 6-11

11:00-17:17

2 stops22h 17m

S$ 1,065

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Sat 23-8

06:00-18:25

1 stop21h 25m

Singapore Changi

Wed 10-9

08:45-20:33

1 stop26h 48m

S$ 1,132

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Tue 9-9

06:00-00:20

2 stops27h 20m

Singapore Changi

Mon 15-9

01:55-18:28

2 stops31h 33m

S$ 1,166

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Wed 22-10

00:10-12:35

1 stop21h 25m

Singapore Changi

Wed 29-10

14:15-17:50

1 stop18h 35m

S$ 1,194

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 23-10

18:55-17:35

1 stop31h 40m

Singapore Changi

Tue 28-10

09:00-22:37

1 stop28h 37m

S$ 1,259

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 23-10

07:00-05:00

2 stops31h 00m

Singapore Changi

Tue 28-10

14:15-17:50

1 stop18h 35m

S$ 1,308

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Sat 20-9

23:10-12:40

1 stop22h 30m

Singapore Changi

Sat 27-9

14:00-17:05

1 stop18h 05m

S$ 1,392

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Sun 31-8

06:00-15:45

2 stops42h 45m

Singapore Changi

Fri 19-9

03:10-23:59

2 stops35h 49m

S$ 1,647

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Wed 3-9

07:00-23:40

2 stops25h 40m

S$ 497

Flights are sorted by cheapest return flights first.

Deals found on 28-4

Showing 1-10 of 18 results
1
2

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

Rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average rainfall totals by month.

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.

Temperature in Singapore by month

Plan your trip to Singapore by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated 30 April 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, EVA Air and Korean Air from Ontario to Singapore to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
Check prices

Overall

9.1

Entertainment

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
STARLUX Airlines
9.1
Wonderful
STARLUX Airlines
9.1
Wonderful
Check prices

Overall

9.1

Entertainment

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
EVA Air
8.4
Very Good
1,186 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Overall

9.1

Entertainment

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Korean Air
8.4
Very Good
1,066 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Overall

9.1

Entertainment

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Japan Airlines
8.3
Very Good
1,459 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Overall

9.1

Entertainment

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
China Airlines
8.3
Very Good
732 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Overall

9.1

Entertainment

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Comfort

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

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.

  • What are the cheapest airlines flying from Ontario to Singapore round-trip?

    Cheapflights users have booked flights from Ontario to Singapore round-trip from S$ 956. Other airlines that can offer you cheap pricing are Delta, from S$ 1,065, and United Airlines, from S$ 1,132. You may be able to fly from Ontario to Singapore for 37% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Ontario to Singapore one-way?

    To fly one-way, consider booking your trip with Korean Air, which is currently one of the cheapest options available, starting at S$ 497. Japan Airlines flights start at S$ 536 while deals on United Airlines start at S$ 540 one-way.

  • 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.

See more FAQs

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Alternative routes for Ontario to Singapore

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

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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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