HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Willemstad

$325+ Cheap flights from Ontario (ONT) to Willemstad (CUR)

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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CUR
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Willemstad 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 Willemstad

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Willemstad (CUR). 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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,096
(Priceline)

One-way from

$325
(JetBlue)

Popular in

June

Cheapest in

January

Average price

$677
Provider with most accurate pricing for Ontario-Willemstad Hato Int. flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Willemstad Hato Int. flights.
Search Deals
From Ontario to Willemstad Hato Int.
Search Deals
One-way flight from Ontario to Willemstad Hato Int.
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Ontario to Willemstad

Cheapest flights from Ontario to Willemstad
Explore the most affordable flight options available from Ontario to Willemstad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Priceline deal was found by Cheapflights users on 4/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1611:25 pmONT - CUR
2 stops38h 10mAvianca
Sat 9/2011:05 amCUR - ONT
2 stops13h 50mAvianca
Deal found 4/28$1,096
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/211:45 pmONT - CUR
3 stops43h 32mUnited Airlines
Wed 6/41:23 pmCUR - ONT
2 stops34h 47mUnited Airlines
Deal found 4/28$1,141

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Willemstad 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 April 29, 2025.
Use the filters below to find and compare flights from Ontario to Willemstad that are best for you.

Fly from

Ontario

Fly to

Willemstad

Route

Depart

Return

Price

OntarioWillemstad

ONT - CUR

ONTCUR

Ontario

Tue 9/16

11:25 pm-4:35 pm

2 stops38h 10m

Willemstad Hato Int.

Sat 9/20

11:05 am-9:55 pm

2 stops13h 50m

$1,096

OntarioWillemstad

ONT - CUR

ONTCUR

Ontario

Wed 5/21

1:45 pm-12:17 pm

3 stops43h 32m

Willemstad Hato Int.

Wed 6/4

1:23 pm-9:10 pm

2 stops34h 47m

$1,141

OntarioWillemstad

ONT - CUR

ONTCUR

Ontario

Sat 6/7

10:59 pm-2:05 pm

1 stop12h 06m

$325

OntarioWillemstad

ONT - CUR

ONTCUR

Ontario

Tue 5/20

11:25 pm-9:55 am

2 stops31h 30m

$531

OntarioWillemstad

ONT - CUR

ONTCUR

Ontario

Sat 6/7

7:00 am-12:17 pm

3 stops26h 17m

$554

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Ontario to Willemstad

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Willemstad in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Willemstad flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Willemstad flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Willemstad flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Willemstad flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Willemstad flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Willemstad

Have a flexible travel schedule? Discover the best time to fly to Willemstad 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 Willemstad

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Willemstad (average of $531). Flying from Ontario to Willemstad in July is currently the most expensive (average of $725). 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.

Rainfall in Willemstad by month

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

In terms of precipitation, rainfall in Willemstad ranges from 0.4 - 3.5 inches per month. November is typically the wettest month, when rainfall can reach 3.5 in. March is typically the driest time to visit Willemstad when rainfall is around 0.4 in.

Temperature in Willemstad by month

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

If weather is an important factor for your trip to Willemstad, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Willemstad

Get insights into the airlines that provide service to Willemstad. 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 Willemstad. Reviews last updated April 29, 2025.
United Airlines
7.4
Good
8,696 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
JetBlue
7.3
Good
2,922 reviews
United Airlines
7.4
Good
8,696 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Avianca
6.7
Okay
2,317 reviews
United Airlines
7.4
Good
8,696 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Ontario to Willemstad. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    According to our current data, Avianca ($1,096), and United Airlines ($1,141) offers the cheapest pricing from Ontario to Willemstad.

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

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $325. Users have also found prices from $531 and $554 on Avianca and United Airlines, respectively.

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

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

  • How can I find direct flights from Ontario to Willemstad?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Willemstad 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 Willemstad?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Willemstad (average of $531). Flying from Ontario to Willemstad in July is currently the most expensive (average of $725). 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.

Top airline flying from Ontario to Willemstad

Discover the top airline that operate flights from Ontario to Willemstad. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$771Average$946FlexibilityNo cancel feeOn-time71%

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.