RM 429+ Cheap flights from Ontario

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. 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.
ONT — KUL
17 Dec — 24 Dec1
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 17 November 2025.

Cheapest airline

Cathay Pacific

Good one-way deal

RM 371 or less
On average, Cathay Pacific currently has the cheapest one-way flight from Ontario (avg. price of RM 3,395).
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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 17 November 2025.

Thu 19/218:37ONT - KUL
2 stops27h 18mUnited Airlines
Mon 9/320:30KUL - ONT
2 stops36h 11mUnited Airlines
Deal found 17/11RM 2,971
Thu 26/306:00ONT - KUL
2 stops37h 20mUnited Airlines
Wed 15/418:40KUL - ONT
2 stops38h 07mUnited Airlines
Deal found 15/11RM 2,984
Mon 9/306:00ONT - KUL
2 stops27h 15mUnited Airlines
Thu 12/320:30KUL - ONT
2 stops41h 27mUnited Airlines
Deal found 16/11RM 2,988
Mon 20/406:00ONT - KUL
2 stops37h 10mUnited Airlines
Mon 27/416:55KUL - ONT
2 stops34h 25mUnited Airlines
Deal found 15/11RM 2,992
Thu 12/306:00ONT - KUL
2 stops27h 15mUnited Airlines
Thu 2/420:40KUL - ONT
2 stops52h 15mUnited Airlines
Deal found 16/11RM 2,996
Mon 2/206:00ONT - KUL
2 stops26h 15mUnited Airlines
Sat 28/217:00KUL - ONT
2 stops45h 57mUnited Airlines
Deal found 15/11RM 3,008
Thu 2/418:53ONT - KUL
2 stops24h 17mUnited Airlines
Thu 23/407:15KUL - ONT
2 stops41h 40mUnited Airlines
Deal found 16/11RM 3,021
Sun 8/206:00ONT - KUL
2 stops26h 15mMultiple Airlines
Thu 26/208:05KUL - ONT
2 stops20h 33mMultiple Airlines
Deal found 15/11RM 3,132
Thu 2/406:45ONT - KUL
2 stops48h 05mKorean Air
Mon 13/423:10KUL - ONT
2 stops33h 06mKorean Air
Deal found 15/11RM 3,260
Mon 9/306:45ONT - KUL
2 stops43h 00mKorean Air
Thu 12/323:55KUL - ONT
2 stops37h 43mKorean Air
Deal found 14/11RM 3,466
Fri 13/222:50ONT - KUL
2 stops33h 15mMultiple Airlines
Fri 27/200:55KUL - ONT
2 stops31h 55mMultiple Airlines
Deal found 15/11RM 3,516
Mon 8/1206:00ONT - KUL
2 stops26h 15mUnited Airlines
Wed 17/1214:15KUL - ONT
2 stops43h 28mUnited Airlines
Deal found 14/11RM 3,524

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 17 November 2025. In the last 7 days, Cheapflights users made a total of 407,431 searches

Fly to

Kuala Lumpur Intl

Route

Departure

Return

Price

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Thu 5/3

18:37-10:20

2 stops23h 43m

Kuala Lumpur Intl

Thu 16/4

20:40-17:47

2 stops36h 07m

RM 2,984

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 9/3

06:00-00:15

2 stops27h 15m

Kuala Lumpur Intl

Thu 12/3

20:30-22:57

2 stops41h 27m

RM 2,988

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Wed 4/2

06:00-00:15

2 stops26h 15m

Kuala Lumpur Intl

Sun 8/2

14:15-17:43

2 stops43h 28m

RM 2,988

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 2/2

06:00-00:15

2 stops26h 15m

Kuala Lumpur Intl

Sat 28/2

17:00-22:57

2 stops45h 57m

RM 3,008

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Thu 2/4

06:45-21:50

2 stops48h 05m

Kuala Lumpur Intl

Mon 13/4

23:10-17:16

2 stops33h 06m

RM 3,260

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 8/12

06:00-00:15

2 stops26h 15m

Kuala Lumpur Intl

Wed 17/12

14:15-17:43

2 stops43h 28m

RM 3,524

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Wed 7/1

06:00-10:20

2 stops36h 20m

Kuala Lumpur Intl

Thu 15/1

20:30-22:53

2 stops42h 23m

RM 3,603

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Thu 19/3

06:00-10:20

2 stops37h 20m

Kuala Lumpur Intl

Thu 9/4

20:40-12:20

2 stops30h 40m

RM 4,036

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Tue 9/12

13:50-13:55

2 stops32h 05m

Kuala Lumpur Intl

Mon 15/12

20:30-12:17

2 stops31h 47m

RM 4,044

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 30/3

00:10-13:25

1 stop22h 15m

Kuala Lumpur Intl

Mon 13/4

14:45-18:00

1 stop18h 15m

RM 4,048

Flights are sorted by cheapest return flights first.

Deals found on 16/11

Showing 1-10 of 38 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 Ontario?

Currently, September is the cheapest month in which you can book a flight from Ontario (average of RM 2,427). Flying from Ontario in June will prove the most costly (average of RM 4,028). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Ontario?

Some of the most frequent flights departing from Ontario everyday are: Dallas (117 flights per day), Seattle (99 flights per day), and Atlanta (79 flights per day).

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From RM 355

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is Las Vegas Harry Reid Intl, with prices starting at RM 355. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From RM 355

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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 17 November 2025.

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

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

  • What is the cheapest flight from Ontario to anywhere?

    Users have flown out of Ontario for as low as RM 355 to Las Vegas (prices may vary depending on the airline and departure time). On average, users have booked flights for RM 509 to fly from Ontario.

  • What is the cheapest month to fly from Ontario?

    Currently, the cheapest month for flights from 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 Ontario?

    Here are some of the cheapest flight destinations from Ontario:
    Travel from Ontario to Kuala Lumpur from RM 2,971 round trip

  • How does Cheapflights help users find flights from Ontario?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

    Millions of users choose and trust Cheapflights to book the best flight deals from Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

    Yes, we can. To see specific flights from Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

    Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price 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?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario with no change fees?

Yes, we can. To see specific flights from Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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