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Cheap flights from St. Louis to Basseterre from $398

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 Basseterre departing on 6/1. 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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 2:10 pm
STL
-
SKB
7h 10m
1 stop
Delta Logo
1:55 pm - 11:36 pm
SKB
-
STL
10h 41m
1 stop
$610Delta
Sat, Apr 25 - Sat, May 2
American Airlines Logo
6:53 pm - 1:26 pm
STL
-
SKB
17h 33m
2 stops
American Airlines Logo
4:50 pm - 11:37 am
SKB
-
STL
19h 47m
2 stops
$667American Airlines
Sat, Apr 25 - Sat, May 2
American Airlines Logo
4:32 pm - 1:20 pm
STL
-
SKB
19h 48m
2 stops
American Airlines Logo
2:20 pm - 8:04 am
SKB
-
STL
18h 44m
2 stops
$707American Airlines
Thu, Aug 27 - Sun, Aug 30
American Airlines Logo
4:32 pm - 1:20 pm
STL
-
SKB
19h 48m
2 stops
American Airlines Logo
2:20 pm - 9:40 am
SKB
-
STL
20h 20m
2 stops
$717American Airlines
Thu, Aug 27 - Sun, Aug 30
American Airlines Logo
5:15 am - 1:39 pm
STL
-
SKB
7h 24m
1 stop
American Airlines Logo
2:39 pm - 10:58 pm
SKB
-
STL
9h 19m
1 stop
$742American Airlines
Tue, Jun 2 - Sat, Jun 6
American Airlines Logo
2:56 pm - 1:39 pm
STL
-
SKB
21h 43m
2 stops
American Airlines Logo
2:07 pm - 8:32 am
SKB
-
STL
19h 25m
2 stops
$747American Airlines
Tue, Jun 2 - Sat, Jun 6
American Airlines Logo
5:18 am - 1:20 pm
STL
-
SKB
7h 02m
1 stop
American Airlines Logo
2:20 pm - 11:59 pm
SKB
-
STL
10h 39m
1 stop
$782American Airlines
Thu, Aug 27 - Sun, Aug 30
American Airlines Logo
5:18 am - 1:20 pm
STL
-
SKB
7h 02m
1 stop
American Airlines Logo
2:20 pm - 11:59 pm
SKB
-
STL
10h 39m
1 stop
$793American Airlines
Thu, Aug 27 - Sun, Aug 30
American Airlines Logo
5:15 am - 1:24 pm
STL
-
SKB
7h 09m
1 stop
American Airlines Logo
2:35 pm - 12:48 pm
SKB
-
STL
23h 13m
2 stops
$1,447American Airlines
Sat, Apr 4 - Wed, Apr 8
American Airlines Logo
6:53 pm - 1:21 pm
STL
-
SKB
17h 28m
2 stops
American Airlines Logo
2:35 pm - 12:48 pm
SKB
-
STL
23h 13m
2 stops
$1,607American Airlines
Sat, Apr 4 - Wed, Apr 8

American Airlines flights from St. Louis to Basseterre

Our best American Airlines deals on St. Louis to Basseterre flight tickets
American Airlines
Apr 25
STL5:21 pmLambert-St Louis
19h 05m
2 stops
SKB1:26 pmBasseterre Robert Bradshaw Intl
May 2
SKB2:35 pmBasseterre Robert Bradshaw Intl
9h 18m
1 stop
STL10:53 pmLambert-St Louis
$667
American Airlines
Aug 27
STL5:52 pmLambert-St Louis
18h 28m
2 stops
SKB1:20 pmBasseterre Robert Bradshaw Intl
Aug 30
SKB2:20 pmBasseterre Robert Bradshaw Intl
20h 07m
2 stops
STL9:27 amLambert-St Louis
$707
American Airlines
Aug 27
STL5:52 pmLambert-St Louis
18h 28m
2 stops
SKB1:20 pmBasseterre Robert Bradshaw Intl
Aug 30
SKB2:20 pmBasseterre Robert Bradshaw Intl
20h 20m
2 stops
STL9:40 amLambert-St Louis
$717

United Airlines flights from St. Louis to Basseterre

Our best United Airlines deals on St. Louis to Basseterre flight tickets
United Airlines
Apr 4
STL3:15 pmLambert-St Louis
47h 58m
3 stops
SKB4:13 pmBasseterre Robert Bradshaw Intl
Apr 8
SKB9:50 amBasseterre Robert Bradshaw Intl
14h 21m
2 stops
STL11:11 pmLambert-St Louis
$2,637
United Airlines
Apr 25
STL3:15 pmLambert-St Louis
47h 58m
3 stops
SKB4:13 pmBasseterre Robert Bradshaw Intl
May 2
SKB9:50 amBasseterre Robert Bradshaw Intl
13h 40m
2 stops
STL10:30 pmLambert-St Louis
$3,765

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 March 24, 2026.
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

Cheapest round-trip

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Sat 4/25

6:00 am-2:10 pm

1 stop7h 10m

Basseterre Robert Bradshaw Intl

Sat 5/2

1:55 pm-11:36 pm

1 stop10h 41m

$610

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Sat 4/25

6:53 pm-1:26 pm

2 stops17h 33m

Basseterre Robert Bradshaw Intl

Sat 5/2

4:50 pm-11:37 am

2 stops19h 47m

$667

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Thu 8/27

4:32 pm-1:20 pm

2 stops19h 48m

Basseterre Robert Bradshaw Intl

Sun 8/30

2:20 pm-8:04 am

2 stops18h 44m

$707

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Thu 8/27

4:32 pm-1:20 pm

2 stops19h 48m

Basseterre Robert Bradshaw Intl

Sun 8/30

2:20 pm-9:40 am

2 stops20h 20m

$717
Quickest round-trip

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Tue 6/2

5:15 am-1:39 pm

1 stop7h 24m

Basseterre Robert Bradshaw Intl

Sat 6/6

2:39 pm-10:58 pm

1 stop9h 19m

$742

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Tue 6/2

2:56 pm-1:39 pm

2 stops21h 43m

Basseterre Robert Bradshaw Intl

Sat 6/6

2:07 pm-8:32 am

2 stops19h 25m

$747

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Thu 8/27

5:18 am-1:20 pm

1 stop7h 02m

Basseterre Robert Bradshaw Intl

Sun 8/30

2:20 pm-11:59 pm

1 stop10h 39m

$782

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Thu 8/27

5:18 am-1:20 pm

1 stop7h 02m

Basseterre Robert Bradshaw Intl

Sun 8/30

2:20 pm-11:59 pm

1 stop10h 39m

$793

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Sat 4/4

5:15 am-1:24 pm

1 stop7h 09m

Basseterre Robert Bradshaw Intl

Wed 4/8

2:35 pm-12:48 pm

2 stops23h 13m

$1,447

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Sat 4/4

6:53 pm-1:21 pm

2 stops17h 28m

Basseterre Robert Bradshaw Intl

Wed 4/8

2:35 pm-12:48 pm

2 stops23h 13m

$1,607

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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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 airline that flies from Lambert-St Louis to Basseterre Robert Bradshaw Intl?

American Airlines is the most popular carrier operating from Lambert-St Louis to Basseterre Robert Bradshaw Intl

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

Fastest flight time

7h 10m

Direct flights

None
The fastest flight from St. Louis to Basseterre takes 7h 10m
There are no direct flights from St. Louis to Basseterre. There are no popular flight routes from St. Louis to Basseterre.
Search flight deals

  • 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 7h 10m.

  • 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 $642Free CancellationRating
7.1
11,491 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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