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Cheap flights from St. Louis to Willemstad from $503

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Willemstad departing on 11/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Willemstad

Cheap round-trip flights

Air Canada Logo
4:05 pm - 3:50 pmSTL-CUR
21h 45m1 stop
Air Canada Logo
4:10 pm - 3:29 pmCUR-STL
25h 19m2 stops
$503Air Canada
Find Deal
Sun, Nov 2 - Fri, Nov 7
Air Canada Logo
4:05 pm - 3:50 pmSTL-CUR
21h 45m1 stop
Air Canada Logo
4:10 pm - 3:29 pmCUR-STL
25h 19m2 stops
$512Air Canada
Find Deal
Sun, Nov 2 - Fri, Nov 7
Air Canada Logo
4:05 pm - 3:10 pmSTL-CUR
21h 05m2 stops
Air Canada Logo
4:10 pm - 3:29 pmCUR-STL
25h 19m2 stops
$578Air Canada
Find Deal
Sun, Nov 2 - Fri, Nov 7
Delta Logo
6:00 am - 2:45 pmSTL-CUR
6h 45m1 stop
Delta Logo
4:10 pm - 11:40 pmCUR-STL
9h 30m1 stop
$608Delta
Find Deal
Wed, Jan 7 - Wed, Jan 14
American Airlines Logo
7:58 pm - 4:40 pmSTL-CUR
18h 42m2 stops
American Airlines Logo
3:26 pm - 10:32 pmCUR-STL
9h 06m1 stop
$613American Airlines
Find Deal
Sat, Nov 15 - Wed, Nov 19
American Airlines Logo
4:21 pm - 4:40 pmSTL-CUR
22h 19m1 stop
American Airlines Logo
3:26 pm - 10:32 pmCUR-STL
9h 06m1 stop
$622American Airlines
Find Deal
Sun, Nov 2 - Fri, Nov 7
Logo
7:00 pm - 2:10 pmSTL-CUR
42h 10m3 stops
Logo
3:45 pm - 5:35 pmCUR-STL
26h 50m3 stops
$695
Find Deal
Sat, Oct 25 - Sat, Nov 1
United Airlines Logo
3:23 pm - 12:17 pmSTL-CUR
19h 54m3 stops
United Airlines Logo
2:50 pm - 11:51 amCUR-STL
22h 01m2 stops
$870United Airlines
Find Deal
Sat, Oct 25 - Sat, Nov 1
United Airlines Logo
7:04 pm - 12:16 pmSTL-CUR
16h 12m3 stops
United Airlines Logo
1:23 pm - 9:57 amCUR-STL
21h 34m2 stops
$953United Airlines
Find Deal
Mon, Sep 15 - Mon, Sep 22
Logo
2:30 pm - 4:35 pmSTL-CUR
25h 05m3 stops
Logo
12:00 pm - 6:23 pmCUR-STL
31h 23m3 stops
$1,001
Find Deal
Thu, Aug 28 - Thu, Sep 4

American Airlines flights from St. Louis to Willemstad

Our best American Airlines deals on St. Louis to Willemstad flight tickets
American Airlines
Nov 15
STL7:58 pmLambert-St Louis
18h 42m
2 stops
CUR4:40 pmWillemstad Hato Int.
Nov 19
CUR3:26 pmWillemstad Hato Int.
9h 06m
1 stop
STL10:32 pmLambert-St Louis
$613
Find similar
American Airlines
Nov 2
STL4:21 pmLambert-St Louis
22h 19m
1 stop
CUR4:40 pmWillemstad Hato Int.
Nov 7
CUR3:26 pmWillemstad Hato Int.
9h 06m
1 stop
STL10:32 pmLambert-St Louis
$622
Find similar
American Airlines
Nov 29
STL4:21 pmLambert-St Louis
22h 19m
1 stop
CUR4:40 pmWillemstad Hato Int.
Dec 5
CUR5:40 pmWillemstad Hato Int.
19h 26m
2 stops
STL11:06 amLambert-St Louis
$626
Find similar

Air Canada flights from St. Louis to Willemstad

Our best Air Canada deals on St. Louis to Willemstad flight tickets
Air Canada
Nov 2
STL4:05 pmLambert-St Louis
21h 45m
1 stop
CUR3:50 pmWillemstad Hato Int.
Nov 7
CUR4:10 pmWillemstad Hato Int.
25h 19m
2 stops
STL3:29 pmLambert-St Louis
$503
Find similar
Air Canada
Nov 2
STL4:05 pmLambert-St Louis
21h 45m
1 stop
CUR3:50 pmWillemstad Hato Int.
Nov 7
CUR4:10 pmWillemstad Hato Int.
25h 19m
2 stops
STL3:29 pmLambert-St Louis
$512
Find similar
Air Canada
Nov 2
STL4:05 pmLambert-St Louis
21h 05m
2 stops
CUR3:10 pmWillemstad Hato Int.
Nov 7
CUR4:10 pmWillemstad Hato Int.
25h 19m
2 stops
STL3:29 pmLambert-St Louis
$578
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 2, 2025.
Use the filters below to find and compare flights from St. Louis to Willemstad that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 11/2

4:05 pm-3:50 pm

1 stop21h 45m

Willemstad Hato Int.

Fri 11/7

4:10 pm-3:29 pm

2 stops25h 19m

$503

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 11/2

4:05 pm-3:50 pm

1 stop21h 45m

Willemstad Hato Int.

Fri 11/7

4:10 pm-3:29 pm

2 stops25h 19m

$512

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

$578

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Wed 1/7

6:00 am-2:45 pm

1 stop6h 45m

Willemstad Hato Int.

Wed 1/14

4:10 pm-11:40 pm

1 stop9h 30m

$608

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 11/15

7:58 pm-4:40 pm

2 stops18h 42m

Willemstad Hato Int.

Wed 11/19

3:26 pm-10:32 pm

1 stop9h 06m

$613

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 11/2

4:21 pm-4:40 pm

1 stop22h 19m

Willemstad Hato Int.

Fri 11/7

3:26 pm-10:32 pm

1 stop9h 06m

$622

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 10/25

7:00 pm-2:10 pm

3 stops42h 10m

Willemstad Hato Int.

Sat 11/1

3:45 pm-5:35 pm

3 stops26h 50m

$695

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 10/25

3:23 pm-12:17 pm

3 stops19h 54m

Willemstad Hato Int.

Sat 11/1

2:50 pm-11:51 am

2 stops22h 01m

$870

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Mon 9/15

7:04 pm-12:16 pm

3 stops16h 12m

Willemstad Hato Int.

Mon 9/22

1:23 pm-9:57 am

2 stops21h 34m

$953

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Thu 8/28

2:30 pm-4:35 pm

3 stops25h 05m

Willemstad Hato Int.

Thu 9/4

12:00 pm-6:23 pm

3 stops31h 23m

$1,001

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Willemstad from

How to get the cheapest flight ticket from St. Louis to Willemstad

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Willemstad?

In general, April is the cheapest month to fly from St. Louis to Willemstad. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $592. If you aren’t able to travel to Willemstad during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $644.

What is the cheapest day to depart on your flight to Willemstad?

The cheapest day to depart on your flight to Willemstad is on a Tuesday when prices can be found for as low as $591. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $832. These prices are subject to change though, so be sure to set up a Price Alert for flights to Willemstad.

What is the cheapest time of day to depart on your flight to Willemstad?

According to our data, the cheapest time of day to fly to Willemstad is in the morning. momondo users have found flights departing from St. Louis to Willemstad in the morning for as low as $665. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $711.

How far in advance should I book a flight to Willemstad?

You are more likely to see cheaper flights to Willemstad from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Willemstad for around $761 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Willemstad from St. Louis for as low as $624 on momondo.

When to book flights from St. Louis to Willemstad

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Willemstad according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Willemstad (STL to CUR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Willemstad

Best Price Found

$689

Fastest flight time

6h 45m

Direct flights

None

Airports in Willemstad

1 airport
The best one-way flight to Willemstad from St. Louis in the past 72 hours is $689. The best round-trip flight deal from St. Louis to Willemstad found on momondo in the last 72 hours is $503.
The fastest flight from St. Louis to Willemstad takes 6h 45m
There are no direct flights from St. Louis to Willemstad. Popular non-direct route for this connection is Lambert-St Louis Airport - Willemstad Hato Int. Airport.
There is 1 airport near Willemstad: Willemstad Hato Int. (CUR)
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  • How far is Lambert-St Louis to Willemstad Hato Int. by plane?

    The distance between Lambert-St Louis and Willemstad Hato Int. is about 2249.7 mi. A reasonable flight in good conditions will take 6h 45m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Willemstad Hato Int. Airport?

    Prices for flights from Lambert-St Louis Airport to Willemstad Hato Int. Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Willemstad Hato Int. Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Willemstad Hato Int. Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Willemstad Hato Int. Airport.

  • What documentation or ID do you need to fly to Willemstad Hato Int. Airport?

    The travel and health documents required for your trip to Willemstad Hato Int. Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Willemstad Hato Int. Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from St. Louis to Willemstad?

Best airlines flying from St. Louis to Willemstad

Compare and see reviews for airlines that fly from St. Louis to Willemstad with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $554Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $577Free CancellationRating
8.0
7,983 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Willemstad?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Willemstad. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Willemstad with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Willemstad flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Willemstad?

momondo provides multiple filters to help you find the best flight to Willemstad from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Willemstad right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Willemstad flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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