HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kuala Lumpur

$443+ Cheap flights from Ontario (ONT) to Kuala Lumpur

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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KUL
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Kuala Lumpur with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Kuala Lumpur

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Kuala Lumpur (MY1). 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 May 12, 2025.

Round-trip from

$871
(United Airlines)

One-way from

$443
(Delta)

Popular in

December

Cheapest in

February

Average price

$1,869
From Ontario to Kuala Lumpur
Search Deals
One-way flight from Ontario to Kuala Lumpur
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($235 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($103 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Ontario to Kuala Lumpur

Cheapest flights from Ontario to Kuala Lumpur
Explore the most affordable flight options available from Ontario to Kuala Lumpur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2025.

This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:00 amONT - KUL
2 stops24h 50mDelta
Wed 10/1511:10 pmKUL - ONT
2 stops33h 07mDelta
Deal found 5/12$775
This Korean Air deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/136:00 amONT - KUL
2 stops48h 50mKorean Air
Thu 5/2211:20 pmKUL - ONT
2 stops34h 00mKorean Air
Deal found 5/11$783
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:30 pmONT - KUL
2 stops24h 40mUnited Airlines
Tue 10/147:15 amKUL - ONT
2 stops25h 02mUnited Airlines
Deal found 5/12$861
This Expedia deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:00 amONT - KUL
2 stops33h 00mMultiple Airlines
Wed 10/82:15 pmKUL - ONT
2 stops61h 18mMultiple Airlines
Deal found 5/12$898
This oojo deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1412:45 amONT - KUL
1 stop21h 40mChina Airlines
Wed 10/82:45 pmKUL - ONT
1 stop18h 15mChina Airlines
Deal found 5/11$997
This oojo deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/711:45 pmONT - KUL
1 stop25h 25mSTARLUX Airlines
Thu 7/175:10 pmKUL - ONT
1 stop39h 30mSTARLUX Airlines
Deal found 5/11$1,241
This Etihad Airways deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1411:00 pmONT - KUL
2 stops42h 10mEtihad Airways
Tue 10/149:40 pmKUL - ONT
2 stops39h 01mEtihad Airways
Deal found 5/12$1,265
This oojo deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:00 amONT - KUL
2 stops34h 50mQatar Airways
Tue 10/72:55 amKUL - ONT
2 stops36h 04mQatar Airways
Deal found 5/11$1,334
This KAYAK deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/711:59 pmONT - KUL
2 stops50h 56mAmerican Airlines
Fri 9/1210:50 pmKUL - ONT
2 stops38h 06mAmerican Airlines
Deal found 5/10$1,579

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Kuala Lumpur 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 2,558,603 searches. Data last updated May 12, 2025.
Use the filters below to find and compare flights from Ontario to Kuala Lumpur that are best for you.

Fly from

Ontario

Fly to

Kuala Lumpur

Route

Depart

Return

Price

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Tue 9/9

6:00 am-9:50 pm

2 stops24h 50m

Kuala Lumpur Intl

Wed 10/15

11:10 pm-5:17 pm

2 stops33h 07m

$775

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Tue 9/30

6:30 pm-10:10 am

2 stops24h 40m

Kuala Lumpur Intl

Tue 10/14

7:15 am-5:17 pm

2 stops25h 02m

$861

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 9/15

6:00 am-6:00 am

2 stops33h 00m

Kuala Lumpur Intl

Wed 10/8

2:15 pm-12:33 pm

2 stops61h 18m

$898

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Sat 8/30

7:00 am-9:50 pm

2 stops47h 50m

Kuala Lumpur Intl

Sat 9/6

11:10 pm-5:28 pm

2 stops33h 18m

$915

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Sun 9/14

12:45 am-1:25 pm

1 stop21h 40m

Kuala Lumpur Intl

Wed 10/8

2:45 pm-6:00 pm

1 stop18h 15m

$997

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 7/7

11:45 pm-4:10 pm

1 stop25h 25m

Kuala Lumpur Intl

Thu 7/17

5:10 pm-5:40 pm

1 stop39h 30m

$1,241

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Sun 9/14

11:00 pm-8:10 am

2 stops42h 10m

Kuala Lumpur Intl

Tue 10/14

9:40 pm-9:41 pm

2 stops39h 01m

$1,265

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 9/15

6:00 am-7:50 am

2 stops34h 50m

Kuala Lumpur Intl

Tue 10/7

2:55 am-11:59 pm

2 stops36h 04m

$1,334

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Sun 9/7

11:59 pm-5:55 pm

2 stops50h 56m

Kuala Lumpur Intl

Fri 9/12

10:50 pm-9:56 pm

2 stops38h 06m

$1,579

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Sun 5/18

6:00 am-9:50 pm

2 stops48h 50m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Showing 1-10 of 17 results
1
2

Best time to book a flight from Ontario to Kuala Lumpur

Have a flexible travel schedule? Discover the best time to fly to Kuala Lumpur from Ontario with our price prediction graph.
Estimated round-trip 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 Kuala Lumpur

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

Currently, February is the cheapest month in which you can book a flight from Ontario to Kuala Lumpur (average of $968). Flying from Ontario to Kuala Lumpur in June is currently the most expensive (average of $1,491). 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.

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

Find hourly flight availability from Ontario to Kuala Lumpur. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Ontario to Kuala Lumpur by exploring options for tickets at noon.

Rainfall in Kuala Lumpur by month

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

In terms of precipitation, rainfall in Kuala Lumpur ranges from 4.7 - 11.0 inches per month. November is typically the wettest month, when rainfall can reach 11.0 in. June is typically the driest time to visit Kuala Lumpur when rainfall is around 4.7 in.

Temperature in Kuala Lumpur by month

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

If weather is an important factor for your trip to Kuala Lumpur, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Kuala Lumpur

Get insights into the airlines that provide service to Kuala Lumpur. 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 Kuala Lumpur. Reviews last updated May 12, 2025.
See what other customers who have flown with STARLUX Airlines, EVA Air and Korean Air from Ontario to Kuala Lumpur have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
168 reviews

Crew

9.3

Entertainment

9.0

Food

8.9

Boarding

9.1

Comfort

9.0

Overall

9.1

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
168 reviews
STARLUX Airlines
9.1
Wonderful
168 reviews

Crew

9.3

Entertainment

9.0

Food

8.9

Boarding

9.1

Comfort

9.0

Overall

9.1

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
1,192 reviews
STARLUX Airlines
9.1
Wonderful
168 reviews

Crew

9.3

Entertainment

9.0

Food

8.9

Boarding

9.1

Comfort

9.0

Overall

9.1

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
1,072 reviews
STARLUX Airlines
9.1
Wonderful
168 reviews

Crew

9.3

Entertainment

9.0

Food

8.9

Boarding

9.1

Comfort

9.0

Overall

9.1

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
168 reviews

Crew

9.3

Entertainment

9.0

Food

8.9

Boarding

9.1

Comfort

9.0

Overall

9.1

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.
Delta
8.0
Very good
7,950 reviews
STARLUX Airlines
9.1
Wonderful
168 reviews

Crew

9.3

Entertainment

9.0

Food

8.9

Boarding

9.1

Comfort

9.0

Overall

9.1

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 Kuala Lumpur. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Kuala Lumpur?

    For a flight from Ontario to Kuala Lumpur, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to Kuala Lumpur per day. 1 airline has flights to Kuala Lumpur from Ontario on a regular basis.

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

    Flying on United Airlines is currently your cheapest option to Kuala Lumpur, with prices starting at $871. Additional round-trip tickets that might be worth considering are offered by China Airlines and STARLUX Airlines, with the lowest prices starting at $1,137 and $1,241, respectively. United Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.

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

    $443 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and STARLUX Airlines, with prices starting from $453 and $601, respectively.

  • Can I find deals for flights from Ontario to Kuala Lumpur that include hotel bookings?

    Yes. In addition to deals on Ontario to Kuala Lumpur flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Kuala Lumpur?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Kuala Lumpur.

  • Can I find deals for business class flights from Ontario to Kuala Lumpur?

    Yes. Cheapflights offers flight deals from Ontario to Kuala Lumpur 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 Kuala Lumpur?

    Currently, February is the cheapest month in which you can book a flight from Ontario to Kuala Lumpur (average of $968). Flying from Ontario to Kuala Lumpur in June is currently the most expensive (average of $1,491). 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

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 Kuala Lumpur

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Kuala Lumpur Intl flights
San Francisco to Kuala Lumpur Intl flights
Los Angeles to Subang flights
Ontario to Kuala Lumpur Intl flights
Santa Ana to Kuala Lumpur Intl flights
San Francisco to Subang flights
Burbank to Kuala Lumpur Intl flights
Los Angeles to Penang flights
Las Vegas to Kuala Lumpur Intl flights
San Jose to Kuala Lumpur Intl flights
San Diego to Kuala Lumpur Intl flights
Oakland to Kuala Lumpur Intl flights
Santa Ana to Penang flights
San Francisco to Kota Kinabalu flights
Las Vegas to Penang flights
Los Angeles to Kota Kinabalu flights
San Francisco to Penang flights
San Francisco to Langkawi flights
Ontario to Penang flights
Burbank to Penang flights
Sacramento to Kuala Lumpur Intl flights
Sacramento to Penang flights
San Francisco to Sibu flights
Long Beach to Kuala Lumpur Intl flights
Los Angeles to Langkawi flights
San Jose to Penang flights
Los Angeles to Sandakan flights
San Francisco to Kuantan flights
San Jose to Kota Kinabalu flights
Los Angeles to Kuching flights
San Francisco to Tawau flights
San Jose to Senai flights
Fresno to Kuala Lumpur Intl flights
Las Vegas to Kota Kinabalu flights
Los Angeles to Senai flights

Top airline flying from Ontario to Kuala Lumpur

Discover the top airline that operate flights from Ontario to Kuala Lumpur. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$962Average$1,228FlexibilityNo cancel feeOn-time70%

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.