CA $1,311 Cheap Flights from Colombo (CMB) to Ontario Intl. Airport (ONT)

View CA $1,311 flight on Thu, May 28, 2026Opens in a new window

Popular airlines from Bandaranaike Intl. Airport (CMB) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap flights from Colombo (CMB) to Ontario Intl. Airport (ONT)

Prices were available within the past 7 days and start at CA $1,311 for one-way flights and CA $2,473 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $2,473 Roundtrip, found 2 days ago
CA $2,473
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $2,473 found 2 days ago
Qatar Airways
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $2,476 Roundtrip, found 2 days ago
CA $2,476
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $2,476 found 2 days ago
Qatar Airways
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $2,488 Roundtrip, found 2 days ago
CA $2,488
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $2,488 found 2 days ago
Qatar Airways
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $2,503 Roundtrip, found 2 days ago
CA $2,503
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $2,503 found 2 days ago
Qatar Airways
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $2,633 Roundtrip, found 2 days ago
CA $2,633
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $2,633 found 2 days ago
Qatar Airways
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $2,648 Roundtrip, found 2 days ago
CA $2,648
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $2,648 found 2 days ago
Qatar Airways
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $2,747 Roundtrip, found 2 days ago
CA $2,747
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $2,747 found 2 days ago
Qatar Airways
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $2,750 Roundtrip, found 2 days ago
CA $2,750
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $2,750 found 2 days ago
Qatar Airways
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $2,762 Roundtrip, found 2 days ago
CA $2,762
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $2,762 found 2 days ago
American Airlines
Tue, Sep 1 - Wed, Sep 30
CMB
Colombo
ONT
Ontario
CA $3,353 Roundtrip, found 2 days ago
CA $3,353
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Sep 1 from Colombo to Ontario, returning Wed, Sep 30, priced at CA $3,353 found 2 days ago

Frequently asked questions

How much is a flight from CMB to Los Angeles - Ontario Intl. Airport (ONT)?
If you're planning on travelling from CMB to ONT, round-trip journeys start from CA $2,473. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from CMB to Ontario Airport?
Most flights can be cancelled online, but each airline has its own terms and conditions. If you do have to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Bandaranaike Intl. Airport (CMB) to Ontario Airport that have flexible change policies?
Flights from Colombo International Airport to Los Angeles - Ontario Intl. Airport (ONT) offering flexible change policies are available with many carriers. Simply use our "No change fees" filter during your search. You'll only need to cover the cost difference between the two flights, without any added fees to worry about.
How far is the flight from CMB to Los Angeles - Ontario Intl. Airport (ONT)?
The distance is around 15,100 kilometres. Neck pillow? Check. A change of clothes? Double check. We recommend you pack all the travel comforts for this long-haul Seeduwa - Katunayake to Ontario flight.
Which airlines fly direct from CMB to ONT?
Unfortunately, there aren't any airlines that directly fly between CMB and Ontario Airport. You'll have to book a flight with at least one stop.
Are CMB to Ontario Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices are constantly going up and down, so it's no sure thing. While last-minute flight deals between Bandaranaike Intl. Airport (CMB) and Los Angeles - Ontario Intl. Airport (ONT) are of course possible, it also makes sense to keep track of prices well before you fly. In fact, some carriers release their prices up to a year before the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking back and be ready to pounce when the fares dip.

Travel information

Origin airport
Bandaranaike Intl.
Destination airport
Ontario Intl. Airport
Roundtrip price
CA $2,472
Distance
14986 km

Book with confidence

Seeduwa - Katunayake to Los Angeles Flights

The easy way to book your flights from Colombo to Ontario Intl. Airport 

With Expedia, it’s simple to find and book flights to Ontario Intl. Airport from Colombo whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Ontario Intl. Airport, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Colombo to Ontario Intl. Airport today, tomorrow, or this week.  

 

Save dollars with cheap flights from Bandaranaike Intl., CMB to Ontario Intl. Airport, ONT 

Sort your search results by price to find great deals on your flight from Colombo to Ontario Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario Intl. Airport from Colombo currently is just CA $2,473 rising to CA $3,353.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Ontario Intl. Airport  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Ontario Intl. Airport from Colombo 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario Intl. Airport with Expedia today.

Seeduwa - Katunayake to Los Angeles Flights

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