S$ 155+ Cheap flights from Ontario

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 26-4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YYZ — SIN
26 févr. — 5 mars1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Ontario

Discover essential information about flights departing from Ontario, including flight schedules, destinations, airlines operating at the Ontario airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 27 janvier 2026.

Good round-trip deal

S$ 140 or less

Good one-way deal

S$ 216 or less
Price to beat on a round-trip flight from Ontario.
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Price to beat on a one-way flight from Ontario.
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Find flights from Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Ontario
Explore the most affordable flight options available from Ontario. Find the lowest fares based on data from user searches, with prices last updated on 27 janvier 2026.

jeu. 19-215:30
YYZ
-
ORD
Nonstop2h 09m
United Airlines
lun. 23-218:28
ORD
-
YYZ
Nonstop1h 53m
United Airlines
Deal found 26-1S$ 241
ven. 20-215:30
YYZ
-
ORD
Nonstop2h 09m
United Airlines
jeu. 26-206:00
ORD
-
YYZ
1 stop4h 48m
United Airlines
Deal found 26-1S$ 253
mar. 2-619:40
YYZ
-
ORD
1 stop4h 41m
United Airlines
sam. 6-607:08
ORD
-
YYZ
Nonstop1h 45m
United Airlines
Deal found 26-1S$ 259
mar. 10-215:30
YYZ
-
ORD
Nonstop2h 10m
United Airlines
mar. 17-216:47
ORD
-
YYZ
Nonstop1h 58m
United Airlines
Deal found 26-1S$ 270
sam. 14-217:15
YYZ
-
ORD
1 stop4h 29m
Delta
jeu. 2-409:50
ORD
-
YYZ
1 stop4h 18m
Delta
Deal found 24-1S$ 273
ven. 27-208:45
YYZ
-
ORD
Nonstop2h 05m
United Airlines
lun. 2-313:02
ORD
-
YYZ
1 stop4h 55m
United Airlines
Deal found 26-1S$ 278
lun. 23-221:00
YYZ
-
ORD
Nonstop2h 04m
United Airlines
lun. 2-318:20
ORD
-
YYZ
1 stop4h 26m
United Airlines
Deal found 26-1S$ 279
mar. 17-208:45
YYZ
-
ORD
Nonstop2h 05m
United Airlines
ven. 13-318:25
ORD
-
YYZ
Nonstop1h 53m
United Airlines
Deal found 26-1S$ 280
lun. 23-310:45
YYZ
-
MSY
1 stop9h 00m
United Airlines
lun. 30-309:44
MSY
-
YYZ
1 stop11h 52m
United Airlines
Deal found 26-1S$ 471
ven. 20-215:45
YYZ
-
MSY
1 stop8h 43m
United Airlines
lun. 9-308:00
MSY
-
YYZ
1 stop9h 57m
United Airlines
Deal found 26-1S$ 473
mer. 17-614:50
YYZ
-
MSY
1 stop7h 51m
United Airlines
sam. 20-607:00
MSY
-
YYZ
1 stop7h 51m
United Airlines
Deal found 26-1S$ 480
sam. 7-206:50
YYZ
-
MSY
2 stops10h 47m
United Airlines
mer. 11-205:00
MSY
-
YYZ
1 stop8h 20m
United Airlines
Deal found 26-1S$ 482

Find flights from Ontario within your budget

 
Find flights departing from Ontario that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 27 janvier 2026. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Singapore

Route

Depart

Return

Price

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

jeu. 19-2

21:00-22:04

Nonstop2h 04m

Chicago O'Hare Intl

mer. 1-4

14:58-17:56

Nonstop1h 58m

S$ 241

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mar. 17-2

21:00-22:04

Nonstop2h 04m

Chicago O'Hare Intl

sam. 28-3

18:25-21:18

Nonstop1h 53m

S$ 241

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mer. 18-2

15:30-16:39

Nonstop2h 09m

Chicago O'Hare Intl

dim. 29-3

07:04-09:54

Nonstop1h 50m

S$ 241

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mar. 2-6

19:40-23:21

1 stop4h 41m

Chicago O'Hare Intl

sam. 6-6

07:08-09:53

Nonstop1h 45m

S$ 259

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mar. 10-2

15:30-16:40

Nonstop2h 10m

Chicago O'Hare Intl

mar. 17-2

16:47-19:45

Nonstop1h 58m

S$ 270

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

ven. 20-2

19:40-23:43

1 stop5h 03m

Chicago O'Hare Intl

jeu. 26-2

06:00-11:48

1 stop4h 48m

S$ 272

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mer. 25-2

19:40-23:43

1 stop5h 03m

Chicago O'Hare Intl

jeu. 26-2

06:00-11:48

1 stop4h 48m

S$ 272

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

mar. 17-2

06:15-09:41

1 stop4h 26m

Chicago O'Hare Intl

mar. 31-3

09:50-15:08

1 stop4h 18m

S$ 273

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

lun. 16-2

12:11-16:41

1 stop5h 30m

Chicago O'Hare Intl

jeu. 2-4

09:50-15:08

1 stop4h 18m

S$ 273

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

lun. 16-2

12:11-16:41

1 stop5h 30m

Chicago O'Hare Intl

mer. 1-4

07:10-11:23

1 stop3h 13m

S$ 273

Flights are sorted by cheapest return flights first.

Deals found on 26-1

Showing 1-10 of 60 results
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Best time to book a flight from Ontario

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

Travel insights for flights from Ontario

Get recent, data-driven insights about flights from Ontario including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Region of Ontario (average of S$ 1,046). Flying from Region of Ontario in June will prove the most costly (average of S$ 1,286). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Region of Ontario?

When flying from Region of Ontario check dates and pricing for the following: Air Canada, United Airlines, Cathay Pacific, EVA Air. As they depart for the following popular destinations: Singapore.

Cathay Pacific
Cathay Pacific
From S$ 1,090
Air Canada
Air Canada
From S$ 1,106
United Airlines
United Airlines
From S$ 1,140
Copa Airlines
Copa Airlines
From S$ 624

What is the cheapest place to fly to from Region of Ontario?

The cheapest city to fly to from Region of Ontario is Calgary, with prices starting at S$ 140. Explore other affordable destinations below.

Calgary
Calgary
From S$ 140
Cancun
Cancun
From S$ 183
Phoenix Sky Harbor Intl
Phoenix Sky Harbor Intl
From S$ 216
Boston Logan Intl
Boston Logan Intl
From S$ 216

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Direct flights from Canada

Book a direct flight from one of these other cities located in Canada.
Direct flights from Ottawa

Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 27 janvier 2026.

  • What is the cheapest month to fly from Region of Ontario?

    Currently, the cheapest month for flights from Region of Ontario is September. The most expensive month for flights is June. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Region of Ontario?

    View the cheapest flight destinations from Region of Ontario:
    Fly from Toronto to Singapore from S$ 1,158 round trip

  • How does Cheapflights help users find flights from Ontario?

    When you search for this flight from Ontario, 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 best flight for you.

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

    Cheapflights helps you find that perfect flight from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Ontario with no change fees?

    Need flexible booking options for your flight from Ontario ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

    Yes! Start tracking prices for flights from Ontario today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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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?

When you search for this flight from Ontario, 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 best flight for you.

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

Cheapflights helps you find that perfect flight from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario with no change fees?

Need flexible booking options for your flight from Ontario ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for flights from Ontario today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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