HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Willemstad

$324+ Cheap flights from St. Louis (STL) 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CUR
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis 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.

Cheapflights Tip: The best prices from Lambert-St Louis to Willemstad Hato Int. are usually found in February or April, booked 90 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from St. Louis to Willemstad

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 June 12, 2025.

Round-trip from

$589
(Air Canada)

One-way from

$324
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$1,054
From Lambert-St Louis to Willemstad Hato Int.
Search Deals
One-way flight from Lambert-St Louis to Willemstad Hato Int.
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($155 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from St. Louis to Willemstad

Cheapest flights from St. Louis to Willemstad
Explore the most affordable flight options available from St. Louis to Willemstad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:15 pmSTL - CUR
2 stops21h 00mAir Canada
Fri 11/74:25 pmCUR - STL
2 stops25h 01mAir Canada
Deal found 6/12$589
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/296:36 pmSTL - CUR
3 stops22h 34mMultiple Airlines
Sun 7/612:35 pmCUR - STL
3 stops30h 43mMultiple Airlines
Deal found 6/11$642
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:27 amSTL - CUR
1 stop8h 43mAmerican Airlines
Fri 11/73:45 pmCUR - STL
1 stop9h 16mAmerican Airlines
Deal found 6/12$658
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 7/186:00 amSTL - CUR
1 stop6h 59mDelta
Fri 7/253:14 pmCUR - STL
1 stop9h 39mDelta
Deal found 6/10$831
This United Airlines deal was found by Cheapflights users on 6/10. 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 6/296:15 amSTL - CUR
2 stops29h 02mUnited Airlines
Mon 7/71:23 pmCUR - STL
2 stops21h 05mUnited Airlines
Deal found 6/10$943

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis 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 June 12, 2025.
Use the filters below to find and compare flights from St. Louis to Willemstad that are best for you.

Fly from

St. Louis

Fly to

Willemstad

Route

Depart

Return

Price

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 11/2

4:15 pm-3:15 pm

2 stops21h 00m

Willemstad Hato Int.

Fri 11/7

4:25 pm-3:26 pm

2 stops25h 01m

$589

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 6/29

6:36 pm-6:10 pm

3 stops22h 34m

Willemstad Hato Int.

Sun 7/6

12:35 pm-6:18 pm

3 stops30h 43m

$642

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 11/2

5:27 am-4:10 pm

1 stop8h 43m

Willemstad Hato Int.

Fri 11/7

3:45 pm-11:01 pm

1 stop9h 16m

$658

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Fri 7/18

6:00 am-1:59 pm

1 stop6h 59m

Willemstad Hato Int.

Fri 7/25

3:14 pm-11:53 pm

1 stop9h 39m

$831

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 6/29

6:15 am-12:17 pm

2 stops29h 02m

Willemstad Hato Int.

Mon 7/7

1:23 pm-9:28 am

2 stops21h 05m

$943

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Mon 7/14

10:47 am-11:35 am

2 stops23h 48m

$324

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Mon 7/14

5:00 am-1:46 pm

1 stop7h 46m

$571

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from St. Louis to Willemstad

Have a flexible travel schedule? Discover the best time to fly to Willemstad from St. Louis 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 St. Louis to Willemstad

How far ahead should I book a flight from St. Louis to Willemstad?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Willemstad. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from St. Louis to Willemstad, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from St. Louis to Willemstad?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Willemstad (average of $531). Flying from St. Louis 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 June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from St. Louis 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 St. Louis to Willemstad round-trip?

    Our cheapest airline available from St. Louis to Willemstad is Air Canada. Our recent data shows that you can find tickets from as low as $589 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $658 and $831 round-trip. Users have found that Air Canada is 20% cheaper than the other options available to this destination.

  • Can I find deals for flights from St. Louis to Willemstad that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Willemstad?

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

  • Can I find deals for business class flights from St. Louis to Willemstad?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Willemstad?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Willemstad (average of $531). Flying from St. Louis 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.

Alternative routes for St. Louis to Willemstad

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Willemstad flights

Top 2 airlines flying from St. Louis to Willemstad

Discover the top 2 airlines that operate flights from St. Louis 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$473Average$733FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$531Average$672FlexibilityNo 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.