$283 Cheap Flights from Willemstad (CUR) to Ontario (ONT)

View $283 flight on Tue, Oct 21, 2025Opens in a new window

Popular airlines from Curacao Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Willemstad to Ontario (CUR-ONT)

Prices were available within the past 7 days and start at $283 for one-way flights and $515 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Mar 23 - Sat, Mar 28
CUR
Willemstad
ONT
Ontario
$515 Roundtrip, found 6 days ago
$515
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from Willemstad to Ontario, returning Sat, Mar 28, priced at $515 found 6 days ago
American Airlines
Mon, Mar 23 - Sat, Mar 28
CUR
Willemstad
ONT
Ontario
$521 Roundtrip, found 6 days ago
$521
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from Willemstad to Ontario, returning Sat, Mar 28, priced at $521 found 6 days ago
American Airlines
Mon, Mar 23 - Sat, Mar 28
CUR
Willemstad
ONT
Ontario
$527 Roundtrip, found 6 days ago
$527
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from Willemstad to Ontario, returning Sat, Mar 28, priced at $527 found 6 days ago
American Airlines
Mon, Mar 23 - Sat, Mar 28
CUR
Willemstad
ONT
Ontario
$558 Roundtrip, found 6 days ago
$558
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from Willemstad to Ontario, returning Sat, Mar 28, priced at $558 found 6 days ago
American Airlines
Mon, Mar 23 - Sat, Mar 28
CUR
Willemstad
ONT
Ontario
$564 Roundtrip, found 6 days ago
$564
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from Willemstad to Ontario, returning Sat, Mar 28, priced at $564 found 6 days ago
American Airlines
Mon, Mar 23 - Sat, Mar 28
CUR
Willemstad
ONT
Ontario
$570 Roundtrip, found 6 days ago
$570
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from Willemstad to Ontario, returning Sat, Mar 28, priced at $570 found 6 days ago
American Airlines
Mon, Mar 23 - Sat, Mar 28
CUR
Willemstad
ONT
Ontario
$577 Roundtrip, found 6 days ago
$577
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from Willemstad to Ontario, returning Sat, Mar 28, priced at $577 found 6 days ago
American Airlines
Mon, Mar 23 - Sat, Mar 28
CUR
Willemstad
ONT
Ontario
$579 Roundtrip, found 6 days ago
$579
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from Willemstad to Ontario, returning Sat, Mar 28, priced at $579 found 6 days ago
Delta
Tue, Dec 23 - Sat, Jan 3
CUR
Willemstad
ONT
Ontario
$872 Roundtrip, found 17 hours ago
$872
Roundtrip
found 17 hours ago
Select Delta flight, departing Tue, Dec 23 from Willemstad to Ontario, returning Sat, Jan 3, priced at $872 found 17 hours ago
avianca
Mon, Mar 23 - Sat, Mar 28
CUR
Willemstad
ONT
Ontario
$1,104 Roundtrip, found 6 days ago
$1,104
Roundtrip
found 6 days ago
Select avianca flight, departing Mon, Mar 23 from Willemstad to Ontario, returning Sat, Mar 28, priced at $1,104 found 6 days ago
Flights from Willemstad (CUR) to Ontario (ONT)
Origin airport
Hato Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Delta
Roundtrip price
$514
Distance
3399 mi

Willemstad to Ontario Flights

The cheapest times to fly from Willemstad to Ontario

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 Willemstad to Ontario are during the month of March. You can find some of the cheapest flights from Willemstad to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Willemstad to Ontario

Sunday is one of the best days to book for cheap flights from Willemstad to Ontario: 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 Willemstad to Ontario

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 Willemstad to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $283 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 Willemstad to Ontario 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 Willemstad to Ontario 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

How much does a flight from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Get a cheap one-way flight from $283 or cheap return flight from $515 from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT)?
The cheapest month to fly from CUR to ONT is March, when demand is low. Off-peak months are usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CUR to ONT flight.
How many flights per day from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT)?
Direct flights from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CUR to ONT?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT)?
Select a flight from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Holding off until just before your departure to book your flight from CUR to ONT generally means paying more. While you might find some last-minute deals, they aren't always guaranteed. Allow some flexibility in your schedule for a better chance of scoring a bargain.
Is it cheaper to book a CUR to ONT flight and hotel package?
Compared with arranging flights and hotels separately, booking a CUR to ONT flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Hato Intl. Airport (CUR) to Los Angeles - Ontario Intl. Airport (ONT)?
You can usually cancel or reschedule your CUR to ONT flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.