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Cheap flights from St. Louis to Willemstad from $364

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Willemstad departing on 7/17. 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

Enter your travel dates to find the best prices.
Air Canada Logo
4:05 pm - 3:15 pm
STL
-
CUR
22h 10m
1 stop
Air Canada Logo
4:15 pm - 3:24 pm
CUR
-
STL
24h 09m
1 stop
$482Air Canada
Mon, Mar 30 - Tue, Apr 7
American Airlines Logo
6:12 pm - 1:28 pm
STL
-
CUR
18h 16m
2 stops
American Airlines Logo
4:49 pm - 8:31 am
CUR
-
STL
16h 42m
2 stops
$607American Airlines
Sun, May 24 - Fri, May 29
American Airlines Logo
6:53 pm - 1:41 pm
STL
-
CUR
17h 48m
2 stops
American Airlines Logo
3:48 pm - 11:45 am
CUR
-
STL
20h 57m
2 stops
$613American Airlines
Sat, May 2 - Sat, May 9
American Airlines Logo
9:10 am - 2:32 pm
STL
-
CUR
28h 22m
1 stop
American Airlines Logo
3:48 pm - 8:30 am
CUR
-
STL
17h 42m
1 stop
$618American Airlines
Sat, May 2 - Sat, May 9
American Airlines Logo
6:12 pm - 1:28 pm
STL
-
CUR
18h 16m
2 stops
American Airlines Logo
2:32 pm - 10:45 pm
CUR
-
STL
9h 13m
1 stop
$633American Airlines
Sun, May 24 - Thu, May 28
Air Canada Logo
4:05 pm - 3:20 pm
STL
-
CUR
22h 15m
1 stop
Air Canada Logo
4:15 pm - 3:29 pm
CUR
-
STL
24h 14m
1 stop
$636Air Canada
Wed, Mar 18 - Wed, Mar 25
American Airlines Logo
6:12 pm - 1:28 pm
STL
-
CUR
18h 16m
2 stops
American Airlines Logo
2:32 pm - 12:00 pm
CUR
-
STL
22h 28m
2 stops
$637American Airlines
Mon, May 25 - Sun, May 31
Air Canada Logo
4:05 pm - 1:35 pm
STL
-
CUR
20h 30m
2 stops
Air Canada Logo
4:15 pm - 3:29 pm
CUR
-
STL
24h 14m
1 stop
$639Air Canada
Wed, Mar 18 - Wed, Mar 25
American Airlines Logo
5:24 am - 3:48 pm
STL
-
CUR
9h 24m
1 stop
American Airlines Logo
2:42 pm - 10:24 pm
CUR
-
STL
8h 42m
1 stop
$652American Airlines
Tue, Apr 28 - Tue, May 5
American Airlines Logo
5:24 am - 1:41 pm
STL
-
CUR
7h 17m
1 stop
American Airlines Logo
2:42 pm - 8:54 am
CUR
-
STL
19h 12m
2 stops
$656American Airlines
Tue, Apr 28 - Tue, May 5

American Airlines flights from St. Louis to Willemstad

Our best American Airlines deals on St. Louis to Willemstad flight tickets
American Airlines
May 24
STL6:12 pmLambert-St Louis
18h 16m
2 stops
CUR1:28 pmWillemstad Hato Int.
May 29
CUR4:49 pmWillemstad Hato Int.
16h 42m
2 stops
STL8:31 amLambert-St Louis
$607
American Airlines
May 2
STL8:03 pmLambert-St Louis
18h 45m
2 stops
CUR3:48 pmWillemstad Hato Int.
May 9
CUR3:48 pmWillemstad Hato Int.
17h 42m
1 stop
STL8:30 amLambert-St Louis
$613
American Airlines
May 2
STL9:10 amLambert-St Louis
28h 22m
1 stop
CUR2:32 pmWillemstad Hato Int.
May 9
CUR3:48 pmWillemstad Hato Int.
17h 42m
1 stop
STL8:30 amLambert-St Louis
$618

Air Canada flights from St. Louis to Willemstad

Our best Air Canada deals on St. Louis to Willemstad flight tickets
Air Canada
Mar 30
STL4:05 pmLambert-St Louis
22h 10m
1 stop
CUR3:15 pmWillemstad Hato Int.
Apr 7
CUR4:15 pmWillemstad Hato Int.
24h 09m
1 stop
STL3:24 pmLambert-St Louis
$482
Air Canada
Mar 18
STL4:05 pmLambert-St Louis
22h 15m
1 stop
CUR3:20 pmWillemstad Hato Int.
Mar 25
CUR4:15 pmWillemstad Hato Int.
24h 14m
1 stop
STL3:29 pmLambert-St Louis
$636
Air Canada
Mar 18
STL4:05 pmLambert-St Louis
20h 30m
2 stops
CUR1:35 pmWillemstad Hato Int.
Mar 25
CUR4:15 pmWillemstad Hato Int.
24h 14m
1 stop
STL3:29 pmLambert-St Louis
$639

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 February 3, 2026.
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

Mon 3/30

4:05 pm-3:15 pm

1 stop22h 10m

Willemstad Hato Int.

Tue 4/7

4:15 pm-3:24 pm

1 stop24h 09m

$482

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 5/24

6:12 pm-1:28 pm

2 stops18h 16m

Willemstad Hato Int.

Fri 5/29

4:49 pm-8:31 am

2 stops16h 42m

$607

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 5/2

6:53 pm-1:41 pm

2 stops17h 48m

Willemstad Hato Int.

Sat 5/9

3:48 pm-11:45 am

2 stops20h 57m

$613

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 5/2

9:10 am-2:32 pm

1 stop28h 22m

Willemstad Hato Int.

Sat 5/9

3:48 pm-8:30 am

1 stop17h 42m

$618

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sun 5/24

6:12 pm-1:28 pm

2 stops18h 16m

Willemstad Hato Int.

Thu 5/28

2:32 pm-10:45 pm

1 stop9h 13m

$633

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Wed 3/18

4:05 pm-3:20 pm

1 stop22h 15m

Willemstad Hato Int.

Wed 3/25

4:15 pm-3:29 pm

1 stop24h 14m

$636

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Mon 5/25

6:12 pm-1:28 pm

2 stops18h 16m

Willemstad Hato Int.

Sun 5/31

2:32 pm-12:00 pm

2 stops22h 28m

$637

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Wed 3/18

4:05 pm-1:35 pm

2 stops20h 30m

Willemstad Hato Int.

Wed 3/25

4:15 pm-3:29 pm

1 stop24h 14m

$639

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Tue 4/28

5:24 am-3:48 pm

1 stop9h 24m

Willemstad Hato Int.

Tue 5/5

2:42 pm-10:24 pm

1 stop8h 42m

$652

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Tue 4/28

5:24 am-1:41 pm

1 stop7h 17m

Willemstad Hato Int.

Tue 5/5

2:42 pm-8:54 am

2 stops19h 12m

$656

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 $606. If you aren’t able to travel to Willemstad during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $649.

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

Fastest flight time

6h 39m

Direct flights

None
The fastest flight from St. Louis to Willemstad takes 6h 39m
There are no direct flights from St. Louis to Willemstad. There are no popular flight routes from St. Louis to Willemstad.
Search flight deals

  • 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 39m.

  • 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
DeltaPriceFrom $580Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $605Free CancellationRating
7.2
11,216 reviews
Search American Airlines 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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