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Cheap flights from St. Louis to Willemstad from $535

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 8/29. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Willemstad

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:11 pm - 1:40 pm
STL
-
CUR
19h 29m
2 stops
American Airlines Logo
2:40 pm - 10:40 pm
CUR
-
STL
9h 00m
1 stop
$535American Airlines
Sat, Aug 29 - Fri, Sep 4
American Airlines Logo
5:42 pm - 3:39 pm
STL
-
CUR
20h 57m
2 stops
American Airlines Logo
4:39 pm - 12:00 pm
CUR
-
STL
20h 21m
2 stops
$535American Airlines
Sat, Aug 29 - Fri, Sep 4
American Airlines Logo
11:35 am - 1:40 pm
STL
-
CUR
25h 05m
1 stop
American Airlines Logo
2:40 pm - 10:40 pm
CUR
-
STL
9h 00m
1 stop
$543American Airlines
Sat, Aug 29 - Fri, Sep 4
American Airlines Logo
8:06 pm - 3:39 pm
STL
-
CUR
18h 33m
2 stops
American Airlines Logo
4:39 pm - 9:24 am
CUR
-
STL
17h 45m
2 stops
$543American Airlines
Sat, Aug 29 - Fri, Sep 4
Air Canada Logo
4:05 pm - 3:45 pm
STL
-
CUR
21h 40m
1 stop
Air Canada Logo
4:45 pm - 3:26 pm
CUR
-
STL
24h 41m
1 stop
$588Air Canada
Mon, Jan 18 - Mon, Jan 25
Air Canada Logo
4:05 pm - 3:45 pm
STL
-
CUR
21h 40m
1 stop
Air Canada Logo
4:20 pm - 3:26 pm
CUR
-
STL
25h 06m
2 stops
$591Air Canada
Mon, Jan 18 - Mon, Jan 25
Delta Logo
6:00 am - 2:50 pm
STL
-
CUR
6h 50m
1 stop
Delta Logo
4:15 pm - 11:54 pm
CUR
-
STL
9h 39m
1 stop
$631Delta
Fri, Nov 6 - Sun, Nov 8
Air Canada Logo
4:05 pm - 3:45 pm
STL
-
CUR
21h 40m
1 stop
Air Canada Logo
4:45 pm - 3:26 pm
CUR
-
STL
24h 41m
1 stop
$695Air Canada
Sat, Nov 7 - Mon, Nov 9
Delta Logo
6:00 am - 2:50 pm
STL
-
CUR
6h 50m
1 stop
Delta Logo
4:15 pm - 11:54 pm
CUR
-
STL
9h 39m
1 stop
$741Delta
Sat, Nov 7 - Sun, Nov 8
Delta Logo
6:00 am - 2:50 pm
STL
-
CUR
6h 50m
1 stop
Delta Logo
4:15 pm - 11:54 pm
CUR
-
STL
9h 39m
1 stop
$874Delta
Fri, Nov 6 - Sat, Nov 7

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American Airlines flights from St. Louis to Willemstad

Our best American Airlines deals on St. Louis to Willemstad flight tickets
American Airlines
Aug 29
STL5:42 pmLambert-St Louis
20h 57m
2 stops
CUR3:39 pmWillemstad Hato Int.
Sep 4
CUR4:39 pmWillemstad Hato Int.
20h 21m
2 stops
STL12:00 pmLambert-St Louis
$535
American Airlines
Aug 29
STL11:35 amLambert-St Louis
25h 05m
1 stop
CUR1:40 pmWillemstad Hato Int.
Sep 4
CUR2:40 pmWillemstad Hato Int.
9h 00m
1 stop
STL10:40 pmLambert-St Louis
$543
American Airlines
Aug 29
STL5:00 amLambert-St Louis
9h 39m
1 stop
CUR3:39 pmWillemstad Hato Int.
Sep 4
CUR4:39 pmWillemstad Hato Int.
19h 06m
1 stop
STL10:45 amLambert-St Louis
$583

Air Canada flights from St. Louis to Willemstad

Our best Air Canada deals on St. Louis to Willemstad flight tickets
Air Canada
Jan 18
STL4:05 pmLambert-St Louis
21h 40m
1 stop
CUR3:45 pmWillemstad Hato Int.
Jan 25
CUR4:45 pmWillemstad Hato Int.
24h 41m
1 stop
STL3:26 pmLambert-St Louis
$588
Air Canada
Jan 18
STL4:05 pmLambert-St Louis
21h 40m
1 stop
CUR3:45 pmWillemstad Hato Int.
Jan 25
CUR4:20 pmWillemstad Hato Int.
25h 06m
2 stops
STL3:26 pmLambert-St Louis
$591
Air Canada
Nov 7
STL4:05 pmLambert-St Louis
21h 40m
1 stop
CUR3:45 pmWillemstad Hato Int.
Nov 9
CUR4:45 pmWillemstad Hato Int.
24h 41m
1 stop
STL3:26 pmLambert-St Louis
$695

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 July 31, 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

Cheapest round-trip

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 8/29

5:11 pm-1:40 pm

2 stops19h 29m

Willemstad Hato Int.

Fri 9/4

2:40 pm-10:40 pm

1 stop9h 00m

$535

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 8/29

5:42 pm-3:39 pm

2 stops20h 57m

Willemstad Hato Int.

Fri 9/4

4:39 pm-12:00 pm

2 stops20h 21m

$535

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 8/29

11:35 am-1:40 pm

1 stop25h 05m

Willemstad Hato Int.

Fri 9/4

2:40 pm-10:40 pm

1 stop9h 00m

$543

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 8/29

8:06 pm-3:39 pm

2 stops18h 33m

Willemstad Hato Int.

Fri 9/4

4:39 pm-9:24 am

2 stops17h 45m

$543

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Mon 1/18

4:05 pm-3:45 pm

1 stop21h 40m

Willemstad Hato Int.

Mon 1/25

4:45 pm-3:26 pm

1 stop24h 41m

$588

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Mon 1/18

4:05 pm-3:45 pm

1 stop21h 40m

Willemstad Hato Int.

Mon 1/25

4:20 pm-3:26 pm

2 stops25h 06m

$591
Quickest round-trip

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Fri 11/6

6:00 am-2:50 pm

1 stop6h 50m

Willemstad Hato Int.

Sun 11/8

4:15 pm-11:54 pm

1 stop9h 39m

$631

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 11/7

4:05 pm-3:45 pm

1 stop21h 40m

Willemstad Hato Int.

Mon 11/9

4:45 pm-3:26 pm

1 stop24h 41m

$695

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Sat 11/7

6:00 am-2:50 pm

1 stop6h 50m

Willemstad Hato Int.

Sun 11/8

4:15 pm-11:54 pm

1 stop9h 39m

$741

St. LouisWillemstad

STL - CUR

STLCUR

Lambert-St Louis

Fri 11/6

6:00 am-2:50 pm

1 stop6h 50m

Willemstad Hato Int.

Sat 11/7

4:15 pm-11:54 pm

1 stop9h 39m

$874

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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, February 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 $658. If you aren’t able to travel to Willemstad during the month of February, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $673.

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 45m

Direct flights

None
The fastest flight from St. Louis to Willemstad takes 6h 45m
There are no direct flights from St. Louis to Willemstad. There are no popular flight routes from St. Louis to Willemstad.
Search flight deals

Frequently asked questions about flying from St. Louis to Willemstad

  • 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 $626Free CancellationRating
7.1
11,846 reviews
Search American Airlines flights
DeltaPriceFrom $643Free CancellationRating
7.8
8,494 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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