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Kuala Lumpur

$347+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KUL
Apr 1 — Apr 81
Wed 4/1
Wed 4/8
1 adult, Economy
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Cheap 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 March 2, 2026.

This Delta deal was found by Cheapflights users on 2/25. 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.
Wed 9/166:00 am
ONT
-
KUL
2 stops24h 50m
Delta
Wed 11/411:55 pm
KUL
-
ONT
2 stops33h 22m
Delta
Deal found 2/25$668
This Delta deal was found by Cheapflights users on 3/1. 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.
Mon 9/286:00 am
ONT
-
KUL
2 stops24h 50m
Delta
Thu 10/811:20 pm
KUL
-
ONT
2 stops38h 23m
Delta
Deal found 3/1$669
This Korean Air deal was found by Cheapflights users on 2/26. 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.
Sat 9/197:00 am
ONT
-
KUL
2 stops47h 50m
Korean Air
Mon 11/211:55 pm
KUL
-
ONT
2 stops33h 22m
Korean Air
Deal found 2/26$674
This Delta deal was found by Cheapflights users on 2/27. 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.
Sat 9/192:00 pm
ONT
-
KUL
2 stops64h 50m
Delta
Mon 11/211:55 pm
KUL
-
ONT
2 stops33h 22m
Delta
Deal found 2/27$675
This Delta deal was found by Cheapflights users on 2/26. 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 9/225:55 pm
ONT
-
KUL
2 stops60h 55m
Delta
Tue 11/311:55 pm
KUL
-
ONT
2 stops52h 59m
Delta
Deal found 2/26$681
This United Airlines deal was found by Cheapflights users on 2/26. 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.
Sat 8/291:33 pm
ONT
-
KUL
2 stops49h 27m
United Airlines
Sun 9/132:15 pm
KUL
-
ONT
2 stops42h 32m
United Airlines
Deal found 2/26$749
This Korean Air deal was found by Cheapflights users on 2/28. 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.
Mon 7/137:00 am
ONT
-
KUL
2 stops47h 50m
Korean Air
Mon 7/2011:20 pm
KUL
-
ONT
2 stops32h 56m
Korean Air
Deal found 2/28$772
This United Airlines deal was found by Cheapflights users on 2/26. 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.
Mon 3/161:40 pm
ONT
-
KUL
2 stops33h 15m
United Airlines
Wed 4/156:35 pm
KUL
-
ONT
2 stops38h 12m
United Airlines
Deal found 2/26$776
This United Airlines deal was found by Cheapflights users on 2/27. 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.
Mon 4/136:00 am
ONT
-
KUL
2 stops40h 35m
United Airlines
Mon 4/208:40 pm
KUL
-
ONT
2 stops36h 22m
United Airlines
Deal found 2/27$778
This United Airlines deal was found by Cheapflights users on 3/1. 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 10/136:53 pm
ONT
-
KUL
2 stops27h 42m
United Airlines
Tue 10/278:05 am
KUL
-
ONT
2 stops24h 42m
United Airlines
Deal found 3/1$779
This United Airlines deal was found by Cheapflights users on 2/26. 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.
Sun 3/226:37 pm
ONT
-
KUL
2 stops52h 18m
United Airlines
Thu 4/236:35 pm
KUL
-
ONT
2 stops32h 45m
United Airlines
Deal found 2/26$782
This United Airlines deal was found by Cheapflights users on 2/25. 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.
Sat 9/196:00 am
ONT
-
KUL
2 stops40h 35m
United Airlines
Tue 11/38:30 pm
KUL
-
ONT
2 stops37h 17m
United Airlines
Deal found 2/25$784

Find 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 March 2, 2026.

Round-trip from

$674
(Korean Air)

One-way from

$347
(Korean Air)

Popular in

December

Cheapest in

September

Average price

$785
From Ontario to Kuala Lumpur
Search Deals
One-way flight from Ontario to Kuala Lumpur
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($194 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 2, 2026.
Use the filters below to find and compare flights from Ontario to Kuala Lumpur that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Thu 4/23

7:00 am-9:50 pm

2 stops47h 50m

Kuala Lumpur Intl

Mon 4/27

11:20 pm-5:15 pm

2 stops32h 55m

$674

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Wed 4/15

1:27 pm-1:35 pm

2 stops33h 08m

Kuala Lumpur Intl

Wed 4/29

6:35 pm-12:22 pm

2 stops32h 47m

$778

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 4/13

12:10 am-1:25 pm

1 stop22h 15m

Kuala Lumpur Intl

Thu 4/23

2:45 pm-6:00 pm

1 stop18h 15m

$924

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Fri 4/17

12:10 am-1:55 pm

2 stops22h 45m

Kuala Lumpur Intl

Sun 5/17

2:45 pm-6:00 pm

1 stop18h 15m

$977

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Tue 4/28

12:10 am-1:55 pm

2 stops22h 45m

Kuala Lumpur Intl

Sun 5/31

2:45 pm-6:00 pm

1 stop18h 15m

$977

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Wed 4/22

12:10 am-1:55 pm

2 stops22h 45m

Kuala Lumpur Intl

Tue 5/5

2:45 pm-6:00 pm

1 stop18h 15m

$977

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Sun 4/5

12:10 am-1:55 pm

2 stops22h 45m

Kuala Lumpur Intl

Mon 4/27

2:45 pm-6:00 pm

1 stop18h 15m

$1,011

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 4/13

12:10 am-1:55 pm

2 stops22h 45m

Kuala Lumpur Intl

Thu 4/23

2:45 pm-6:00 pm

1 stop18h 15m

$1,011

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Wed 4/22

12:10 am-1:25 pm

1 stop22h 15m

Kuala Lumpur Intl

Mon 4/27

2:45 pm-6:00 pm

1 stop18h 15m

$1,023

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Mon 3/23

11:50 pm-1:25 pm

1 stop22h 35m

Kuala Lumpur Intl

Fri 4/17

2:45 pm-6:00 pm

1 stop18h 15m

$1,113

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/27

Showing 1-10 of 22 resultsSorted by cheapest first
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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, September is the cheapest month in which you can book a flight from Ontario to Kuala Lumpur (average of $531). Flying from Ontario to Kuala Lumpur in June is currently the most expensive (average of $860). 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.

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 March 2, 2026.
Read through reviews of airlines operating flights from Ontario to Kuala Lumpur, such as China Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very good
809 reviews

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Crew

8.5

Food

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.
China Airlines
8.3
Very good
809 reviews
China Airlines
8.3
Very good
809 reviews

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Crew

8.5

Food

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.

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.

  • How long is the flight from Ontario to Kuala Lumpur?

    Departing from Ontario to Kuala Lumpur will take you 33h 08m. The distance from Ontario to Kuala Lumpur is about 8828 mi.

  • What is the cheapest airline to fly from Ontario to Kuala Lumpur round-trip?

    Flying on China Airlines is currently your cheapest option to Kuala Lumpur, with prices starting at $938. China Airlines is priced at 15% lower than the current average price of a flight leaving 3 months from now.

  • 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, September is the cheapest month in which you can book a flight from Ontario to Kuala Lumpur (average of $531). Flying from Ontario to Kuala Lumpur in June is currently the most expensive (average of $860). 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

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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 March 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$938Average$1,321FlexibilityNo cancel feeOn-time70%

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