$416 Cheap Flights from Ontario (ONT) to Kuala Lumpur (KUL)

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Find available prices by choosing your travel dates.

Cheap Flights from Ontario to Kuala Lumpur (ONT-KUL)

Prices were available within the past 7 days and start at $416 for one-way flights and $774 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Korean Air
Delta
Delta
United
United
Delta
United
Alaska Airlines
China Airlines
Flights from Ontario (ONT) to Kuala Lumpur (KUL)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Kuala Lumpur Intl.
Airlines serving
American Airlines, British Airways, China Airlines, Delta, Etihad Airways, Japan Airlines, KLM, Korean Air, Qatar Airways, STARLUX Airlines, United
Roundtrip price
$774
Distance
8832 mi

Ontario to Kuala Lumpur Flights

The cheapest times to fly from Ontario to Kuala Lumpur

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to Kuala Lumpur are during the month of September. You can find some of the cheapest flights from Ontario to Kuala Lumpur with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Ontario to Kuala Lumpur

Sunday is one of the best days to book for cheap flights from Ontario to Kuala Lumpur: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Ontario to Kuala Lumpur

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to Kuala Lumpur in 2025. You can also book with separate airlines for your outbound and return journeys, from $416 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to Kuala Lumpur flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to Kuala Lumpur airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from ONT to Kuala Lumpur Intl. Airport (KUL) last minute?
When it’s time to book your flights, being organized pays off. While it’s possible to find a last-minute deal on an ONT to KUL flight, prices usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international travel it’s between three and four months.
What airports do you fly into for Kuala Lumpur from Ontario?
With Kuala Lumpur Intl. Airport (KUL), Sultan Abdul Aziz Shah Airport (SZB) and Batu Berendam Airport (MKZ) to choose from, making your way from Ontario to Kuala Lumpur is a snap. The city’s main terminal, Kuala Lumpur Intl. Airport (KUL), is roughly 25 mi south of the downtown area. Along with ticket costs, consider things like the ease of getting from the airport and the distance to your hotel when deciding where to touch down. Get your Kuala Lumpur vacation off to an exciting start by visiting Petronas Twin Towers and Merdeka Square.
Can I change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Kuala Lumpur Intl. Airport (KUL)?
We know plans can get upended, so Expedia is here to help make things easy. First, access your ONT to Kuala Lumpur Intl. Airport (KUL) itinerary through the Expedia Trips portal and browse the fare rules and conditions about what changes you can make. If you booked your airfare in the last 24 hours, some carriers will let you cancel for free and organize new flights. If you bought your fare more than 24 hours ago, contact us through our Customer Service portal so we can assist you further.

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*Available to One Key members.