S$ 150+ Cheap flights from Ontario

ONT — SIN
18 Sep — 25 Sep1
1 adult
1 adult, Economy, 0 bags

Find flights from Ontario within your budget

 

Fly to

Route

Depart

Return

Price

Cheapest return flight

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Mon 31-8

19:13-06:15

1 stop20h 02m

Singapore Changi

Tue 6-10

20:35-10:23

1 stop28h 48m

S$ 1,116

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Wed 14-10

08:03-18:35

1 stop19h 32m

Singapore Changi

Wed 21-10

08:45-20:31

1 stop26h 46m

S$ 1,116

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Mon 28-9

06:06-18:35

1 stop21h 29m

Singapore Changi

Mon 5-10

08:45-17:36

1 stop23h 51m

S$ 1,116

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Mon 1-2

06:00-00:55

2 stops26h 55m

Singapore Changi

Wed 10-2

10:10-12:20

1 stop18h 10m

S$ 1,131
Fastest return journey

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Sun 20-9

19:13-06:15

1 stop20h 02m

Singapore Changi

Sun 4-10

08:45-12:18

1 stop18h 33m

S$ 1,356

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Tue 20-10

08:03-18:35

1 stop19h 32m

Singapore Changi

Fri 30-10

06:35-17:56

2 stops26h 21m

S$ 1,383

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Sat 21-11

22:50-13:05

1 stop22h 15m

Singapore Changi

Tue 24-11

02:00-17:05

1 stop31h 05m

S$ 1,480

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Sun 20-9

00:10-12:30

1 stop21h 20m

Singapore Changi

Tue 22-9

18:00-18:00

2 stops39h 00m

S$ 1,568

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Tue 6-10

00:10-22:15

2 stops31h 05m

Singapore Changi

Sat 24-10

02:00-18:05

1 stop31h 05m

S$ 1,960

OntarioSingapore

ONT Ontario - SIN Singapore Changi

ONTSIN

Ontario

Sat 26-12

22:50-00:40

1 stop33h 50m

Singapore Changi

Sun 3-1

02:00-17:05

1 stop31h 05m

S$ 2,221

Flights are sorted by cheapest return flights first.

Deals found on 18-8

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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

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 Ontario?

Currently, October is the cheapest month in which you can book a flight from Ontario (average of S$ 1,134). Flying from Ontario in August will prove the most costly (average of S$ 2,567). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Browse thousands of different options on Cheapflights for your next trip

Direct flights from California

Direct flights from San Francisco
Direct flights from Los Angeles
Direct flights from San Diego
Direct flights from San Jose
Direct flights from Fresno

Related info for your journey

  • What are the most popular destinations to fly to from Ontario?

    This month, the top selected destinations from Ontario are Las Vegas, Denver, Dallas/Fort Worth Airport. Throughout the year, Las Vegas, Dallas/Fort Worth Airport, Guadalajara are some of the top choices made by users flying from Ontario.

  • What is the cheapest month to fly from Ontario?

    Currently, the cheapest month for flights from Ontario is October. The most expensive month for flights is August. 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 Ontario?

    View the cheapest flight destinations from Ontario:
    Fly from Ontario to Singapore from S$ 1,068 round trip

  • How does Cheapflights help users find flights from Ontario?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Ontario today with Cheapflights!

  • 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.

See more FAQs

Fly with Cheapflights

How does Cheapflights help users find flights from Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Ontario today with Cheapflights!

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.