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Willemstad

$321+ Cheap flights from St. Louis (STL) to Willemstad (CUR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CUR
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Willemstad Hato Int. are usually found in April or May, booked 85 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 September 11, 2025.

Round-trip from

$321
(FlightHub)

Popular in

June

Cheapest in

April

Average price

$673
From Lambert-St Louis to Willemstad Hato Int.
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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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 September 11, 2025.

This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:05 pmSTL - CUR
2 stops21h 05mAir Canada
Mon 11/35:20 pmCUR - STL
1 stop24h 09mAir Canada
Deal found 9/10$321
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:05 pmSTL - CUR
1 stop22h 15mAir Canada
Sat 11/85:20 pmCUR - STL
1 stop24h 09mAir Canada
Deal found 9/10$353
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Thu 10/304:05 pmSTL - CUR
2 stops21h 05mAir Canada
Thu 11/65:20 pmCUR - STL
1 stop24h 09mAir Canada
Deal found 9/9$436
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Thu 10/304:05 pmSTL - CUR
2 stops21h 05mAir Canada
Sat 11/85:20 pmCUR - STL
1 stop24h 09mAir Canada
Deal found 9/9$438
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Sat 11/14:05 pmSTL - CUR
2 stops46h 05mAir Canada
Thu 11/65:20 pmCUR - STL
1 stop24h 09mAir Canada
Deal found 9/9$453
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Sat 11/14:05 pmSTL - CUR
2 stops46h 05mAir Canada
Sat 11/85:20 pmCUR - STL
1 stop24h 09mAir Canada
Deal found 9/9$455
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Thu 10/304:05 pmSTL - CUR
2 stops21h 05mAir Canada
Fri 11/74:10 pmCUR - STL
2 stops25h 19mAir Canada
Deal found 9/9$469
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Sat 11/14:05 pmSTL - CUR
2 stops46h 05mAir Canada
Fri 11/74:10 pmCUR - STL
2 stops25h 19mAir Canada
Deal found 9/9$486
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Fri 10/314:05 pmSTL - CUR
1 stop22h 15mAir Canada
Fri 11/75:20 pmCUR - STL
1 stop24h 09mAir Canada
Deal found 9/9$498
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Fri 10/314:05 pmSTL - CUR
1 stop22h 15mAir Canada
Sat 11/84:10 pmCUR - STL
2 stops25h 19mAir Canada
Deal found 9/9$500

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 September 11, 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

4:05 pm-3:10 pm

2 stops21h 05m

Willemstad Hato Int.

Sat 11/8

5:20 pm-3:29 pm

1 stop24h 09m

$428

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 11/2

4:05 pm-3:10 pm

2 stops21h 05m

Willemstad Hato Int.

Fri 11/7

4:10 pm-3:29 pm

2 stops25h 19m

$428

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Thu 10/30

4:05 pm-2:10 pm

2 stops21h 05m

Willemstad Hato Int.

Mon 11/3

4:10 pm-3:29 pm

2 stops25h 19m

$428

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Thu 10/30

4:05 pm-2:10 pm

2 stops21h 05m

Willemstad Hato Int.

Fri 11/7

5:20 pm-3:29 pm

1 stop24h 09m

$436

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Thu 10/30

4:05 pm-2:10 pm

2 stops21h 05m

Willemstad Hato Int.

Sat 11/8

4:10 pm-3:29 pm

2 stops25h 19m

$438

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 11/1

4:05 pm-3:10 pm

2 stops46h 05m

Willemstad Hato Int.

Sat 11/8

4:10 pm-3:29 pm

2 stops25h 19m

$455

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 11/1

4:05 pm-3:10 pm

2 stops46h 05m

Willemstad Hato Int.

Fri 11/7

4:10 pm-3:29 pm

2 stops25h 19m

$486

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Fri 10/31

4:05 pm-3:20 pm

1 stop22h 15m

Willemstad Hato Int.

Fri 11/7

5:20 pm-3:29 pm

1 stop24h 09m

$498

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Fri 10/31

4:05 pm-3:20 pm

1 stop22h 15m

Willemstad Hato Int.

Thu 11/6

5:20 pm-3:29 pm

1 stop24h 09m

$498

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Mon 11/3

4:05 pm-4:20 pm

1 stop22h 15m

Willemstad Hato Int.

Fri 11/7

5:20 pm-3:29 pm

1 stop24h 09m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 11 results
1
2

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 August 29, 2025.

To ensure you get the cheapest price possible for a flight from St. Louis to Willemstad, you should look to book at least 85 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.

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 September 11, 2025.
See what other customers who have flown with Delta and American Airlines from St. Louis to Willemstad have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

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
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

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.

  • How long is the flight from St. Louis to Willemstad?

    For as low as $428, Air Canada can have you in Willemstad from St. Louis in 21h 05m. St. Louis and Willemstad are separated by a distance of 2255 mi.

  • What are the cheapest airlines flying from St. Louis to Willemstad round-trip?

    Our cheapest airline available from St. Louis to Willemstad is American Airlines. Our recent data shows that you can find tickets from as low as $554 on this airline. An additional option worth looking into is Delta, starting at $580. Users have found that American Airlines is 28% 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

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$554Average$715FlexibilityNo cancel feeOn-time71%
DeltaCheapest$580Average$833FlexibilityNo cancel feeOn-timeN/A

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