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Cheap flights from St. Louis to Basseterre from $632

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 Basseterre departing on 11/1. 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 Basseterre (STL-SKB)

Cheap round-trip flights

American Airlines Logo
4:34 pm - 2:39 pmSTL-SKB
21h 05m2 stops
American Airlines Logo
3:39 pm - 10:32 pmSKB-STL
8h 53m1 stop
$632American Airlines
Find Deal
Sat, Nov 1 - Fri, Nov 7
American Airlines Logo
4:08 pm - 2:15 pmSTL-SKB
20h 07m2 stops
American Airlines Logo
5:25 pm - 11:58 amSKB-STL
20h 33m2 stops
$657American Airlines
Find Deal
Mon, Dec 15 - Sat, Dec 20
American Airlines Logo
5:25 am - 2:15 pmSTL-SKB
6h 50m1 stop
American Airlines Logo
4:10 pm - 8:15 amSKB-STL
18h 05m1 stop
$683American Airlines
Find Deal
Mon, Dec 15 - Sat, Dec 20
American Airlines Logo
5:23 am - 1:35 pmSTL-SKB
7h 12m1 stop
American Airlines Logo
3:39 pm - 10:32 pmSKB-STL
8h 53m1 stop
$763American Airlines
Find Deal
Sat, Nov 1 - Fri, Nov 7
American Airlines Logo
5:28 am - 1:40 pmSTL-SKB
7h 12m1 stop
American Airlines Logo
2:35 pm - 11:56 pmSKB-STL
10h 21m1 stop
$1,375American Airlines
Find Deal
Tue, Sep 30 - Tue, Oct 7
American Airlines Logo
5:28 am - 1:40 pmSTL-SKB
7h 12m1 stop
American Airlines Logo
2:35 pm - 12:57 pmSKB-STL
23h 22m2 stops
$1,379American Airlines
Find Deal
Tue, Sep 30 - Tue, Oct 7
Logo
4:05 pm - 12:45 pmSTL-SKB
18h 40m3 stops
Logo
4:20 pm - 12:27 pmSKB-STL
22h 07m2 stops
$3,595
Find Deal
Mon, Dec 15 - Sat, Dec 20

American Airlines flights from St. Louis to Basseterre

Our best American Airlines deals on St. Louis to Basseterre flight tickets
American Airlines
Nov 1
STL4:34 pmLambert-St Louis
21h 05m
2 stops
SKB2:39 pmBasseterre Robert Bradshaw Intl
Nov 7
SKB3:39 pmBasseterre Robert Bradshaw Intl
8h 53m
1 stop
STL10:32 pmLambert-St Louis
$632
Find similar
American Airlines
Dec 15
STL4:08 pmLambert-St Louis
20h 07m
2 stops
SKB2:15 pmBasseterre Robert Bradshaw Intl
Dec 20
SKB5:25 pmBasseterre Robert Bradshaw Intl
20h 33m
2 stops
STL11:58 amLambert-St Louis
$657
Find similar
American Airlines
Dec 15
STL5:25 amLambert-St Louis
6h 50m
1 stop
SKB2:15 pmBasseterre Robert Bradshaw Intl
Dec 20
SKB4:10 pmBasseterre Robert Bradshaw Intl
18h 05m
1 stop
STL8:15 amLambert-St Louis
$683
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Basseterre 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 18, 2025.
Use the filters below to find and compare flights from St. Louis to Basseterre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Sat 11/1

4:34 pm-2:39 pm

2 stops21h 05m

Basseterre Robert Bradshaw Intl

Fri 11/7

3:39 pm-10:32 pm

1 stop8h 53m

$632

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Mon 12/15

4:08 pm-2:15 pm

2 stops20h 07m

Basseterre Robert Bradshaw Intl

Sat 12/20

5:25 pm-11:58 am

2 stops20h 33m

$657

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Mon 12/15

5:25 am-2:15 pm

1 stop6h 50m

Basseterre Robert Bradshaw Intl

Sat 12/20

4:10 pm-8:15 am

1 stop18h 05m

$683

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Sat 11/1

5:23 am-1:35 pm

1 stop7h 12m

Basseterre Robert Bradshaw Intl

Fri 11/7

3:39 pm-10:32 pm

1 stop8h 53m

$763

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Tue 9/30

5:28 am-1:40 pm

1 stop7h 12m

Basseterre Robert Bradshaw Intl

Tue 10/7

2:35 pm-11:56 pm

1 stop10h 21m

$1,375

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Tue 9/30

5:28 am-1:40 pm

1 stop7h 12m

Basseterre Robert Bradshaw Intl

Tue 10/7

2:35 pm-12:57 pm

2 stops23h 22m

$1,379

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Mon 12/15

4:05 pm-12:45 pm

3 stops18h 40m

Basseterre Robert Bradshaw Intl

Sat 12/20

4:20 pm-12:27 pm

2 stops22h 07m

$3,595

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Basseterre from

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

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 day to depart on your flight to Basseterre?

The cheapest day to depart on your flight to Basseterre is on a Saturday when prices can be found for as low as $569. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Basseterre on Monday is $871.

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

According to our data, the cheapest time of day to fly to Basseterre is in the evening. momondo users have found flights departing from St. Louis to Basseterre in the evening for as low as $625. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Basseterre is in the morning when prices are around $706.

When to book flights from St. Louis to Basseterre

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

Cheap St. Louis to Basseterre (STL to SKB) flight deals and tips

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

Best Price Found

$632

Fastest flight time

6h 50m

Direct flights

None

Airports in Basseterre

1 airport
The best flight deal from St. Louis to Basseterre found on momondo in the last 72 hours is $632
The fastest flight from St. Louis to Basseterre takes 6h 50m
There are no direct flights from St. Louis to Basseterre. Popular non-direct route for this connection is Lambert-St Louis Airport - Basseterre Robert Bradshaw Intl Airport.
There is 1 airport near Basseterre: Basseterre Robert Bradshaw Intl (SKB)
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  • How far is Lambert-St Louis to Basseterre Robert Bradshaw Intl by plane?

    The distance between Lambert-St Louis and Basseterre Robert Bradshaw Intl is about 2214.4 mi. A reasonable flight in good conditions will take 6h 50m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Basseterre Robert Bradshaw Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Basseterre Robert Bradshaw Intl Airport are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Basseterre Robert Bradshaw Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Basseterre Robert Bradshaw Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Basseterre Robert Bradshaw Intl Airport.

  • What documentation or ID do you need to fly to Basseterre Robert Bradshaw Intl Airport?

    The travel and health documents you'll need for your trip to Basseterre Robert Bradshaw Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Basseterre Robert Bradshaw Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from St. Louis to Basseterre

Compare and see reviews for airlines that fly from St. Louis to Basseterre with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $627Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Basseterre from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Basseterre quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Basseterre from St. Louis which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Basseterre from St. Louis.

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

Yes momondo offers price alerts on flights to Basseterre from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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