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Cheap flights from Illinois to Basseterre from $277

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Basseterre departing on 5/23. 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 Illinois to Basseterre

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:15 am - 1:24 pm
STL
-
SKB
7h 09m
1 stop
American Airlines Logo
4:50 pm - 10:16 am
SKB
-
STL
18h 26m
1 stop
$517American Airlines
Sat, Apr 4 - Sat, Apr 11
American Airlines Logo
5:15 am - 1:24 pm
STL
-
SKB
7h 09m
1 stop
American Airlines Logo
4:50 pm - 11:37 am
SKB
-
STL
19h 47m
2 stops
$522American Airlines
Sat, Apr 4 - Sat, Apr 11
American Airlines Logo
1:36 pm - 1:21 pm
STL
-
SKB
22h 45m
2 stops
American Airlines Logo
4:50 pm - 11:37 am
SKB
-
STL
19h 47m
2 stops
$627American Airlines
Sat, Apr 4 - Sat, Apr 11
American Airlines Logo
5:17 am - 1:43 pm
STL
-
SKB
7h 26m
1 stop
American Airlines Logo
2:43 pm - 10:21 pm
SKB
-
STL
8h 38m
1 stop
$642American Airlines
Wed, Jul 8 - Wed, Jul 15
American Airlines Logo
5:17 am - 1:43 pm
STL
-
SKB
7h 26m
1 stop
American Airlines Logo
2:43 pm - 8:32 am
SKB
-
STL
18h 49m
2 stops
$647American Airlines
Wed, Jul 8 - Wed, Jul 15
Multiple Airlines Logo
6:40 pm - 2:15 pm
ORD
-
SKB
18h 35m
1 stop
Multiple Airlines Logo
2:24 pm - 7:41 am
SKB
-
ORD
18h 17m
1 stop
$675Multiple Airlines
Fri, Apr 17 - Tue, Apr 21
American Airlines Logo
3:20 pm - 1:43 pm
STL
-
SKB
21h 23m
2 stops
American Airlines Logo
2:43 pm - 8:32 am
SKB
-
STL
18h 49m
2 stops
$682American Airlines
Wed, Jul 8 - Wed, Jul 15
Delta Logo
7:45 pm - 2:00 pm
ORD
-
SKB
17h 15m
1 stop
Delta Logo
3:15 pm - 11:59 pm
SKB
-
ORD
9h 44m
1 stop
$749Delta
Fri, May 15 - Sat, May 23
Delta Logo
6:00 am - 2:10 pm
MDW
-
SKB
7h 10m
1 stop
Delta Logo
1:55 pm - 10:28 pm
SKB
-
MDW
9h 33m
1 stop
$829Delta
Sat, Apr 18 - Sat, Apr 25
Delta Logo
5:59 pm - 2:04 pm
MDW
-
SKB
19h 05m
2 stops
Delta Logo
3:10 pm - 8:42 am
SKB
-
MDW
18h 32m
2 stops
$904Delta
Fri, Jul 31 - Sat, Aug 8

American Airlines flights from Illinois to Basseterre

Our best American Airlines deals on Illinois to Basseterre flight tickets
American Airlines
Apr 4
STL5:15 amLambert-St Louis
7h 09m
1 stop
SKB1:24 pmBasseterre Robert Bradshaw Intl
Apr 11
SKB4:50 pmBasseterre Robert Bradshaw Intl
18h 26m
1 stop
STL10:16 amLambert-St Louis
$517
American Airlines
Apr 4
STL5:15 amLambert-St Louis
7h 09m
1 stop
SKB1:24 pmBasseterre Robert Bradshaw Intl
Apr 11
SKB4:50 pmBasseterre Robert Bradshaw Intl
19h 47m
2 stops
STL11:37 amLambert-St Louis
$522
American Airlines
Apr 4
STL1:36 pmLambert-St Louis
22h 45m
2 stops
SKB1:21 pmBasseterre Robert Bradshaw Intl
Apr 11
SKB4:50 pmBasseterre Robert Bradshaw Intl
19h 47m
2 stops
STL11:37 amLambert-St Louis
$627

Delta flights from Illinois to Basseterre

Our best Delta deals on Illinois to Basseterre flight tickets
Delta
May 15
ORD7:45 pmChicago O'Hare Intl
17h 15m
1 stop
SKB2:00 pmBasseterre Robert Bradshaw Intl
May 23
SKB3:15 pmBasseterre Robert Bradshaw Intl
9h 44m
1 stop
ORD11:59 pmChicago O'Hare Intl
$749
Delta
Aug 14
ORD5:45 pmChicago O'Hare Intl
19h 15m
2 stops
SKB2:00 pmBasseterre Robert Bradshaw Intl
Aug 22
SKB3:15 pmBasseterre Robert Bradshaw Intl
17h 11m
2 stops
ORD7:26 amChicago O'Hare Intl
$794
Delta
Apr 18
MDW6:00 amChicago Midway
7h 10m
1 stop
SKB2:10 pmBasseterre Robert Bradshaw Intl
Apr 25
SKB1:55 pmBasseterre Robert Bradshaw Intl
9h 33m
1 stop
MDW10:28 pmChicago Midway
$829

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 14, 2026.
Use the filters below to find and compare flights from Illinois 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 4/4

5:15 am-1:24 pm

1 stop7h 09m

Basseterre Robert Bradshaw Intl

Sat 4/11

4:50 pm-10:16 am

1 stop18h 26m

$517

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Sat 4/4

5:15 am-1:24 pm

1 stop7h 09m

Basseterre Robert Bradshaw Intl

Sat 4/11

4:50 pm-11:37 am

2 stops19h 47m

$522

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Sat 4/4

1:36 pm-1:21 pm

2 stops22h 45m

Basseterre Robert Bradshaw Intl

Sat 4/11

4:50 pm-11:37 am

2 stops19h 47m

$627
Quickest round-trip

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Wed 7/8

5:17 am-1:43 pm

1 stop7h 26m

Basseterre Robert Bradshaw Intl

Wed 7/15

2:43 pm-10:21 pm

1 stop8h 38m

$642

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Wed 7/8

5:17 am-1:43 pm

1 stop7h 26m

Basseterre Robert Bradshaw Intl

Wed 7/15

2:43 pm-8:32 am

2 stops18h 49m

$647

ChicagoBasseterre

ORD - SKB

ORDSKB

Chicago O'Hare Intl

Fri 4/17

6:40 pm-2:15 pm

1 stop18h 35m

Basseterre Robert Bradshaw Intl

Tue 4/21

2:24 pm-7:41 am

1 stop18h 17m

$675

St. LouisBasseterre

STL - SKB

STLSKB

Lambert-St Louis

Wed 7/8

3:20 pm-1:43 pm

2 stops21h 23m

Basseterre Robert Bradshaw Intl

Wed 7/15

2:43 pm-8:32 am

2 stops18h 49m

$682

ChicagoBasseterre

ORD - SKB

ORDSKB

Chicago O'Hare Intl

Fri 5/15

7:45 pm-2:00 pm

1 stop17h 15m

Basseterre Robert Bradshaw Intl

Sat 5/23

3:15 pm-11:59 pm

1 stop9h 44m

$749

ChicagoBasseterre

MDW - SKB

MDWSKB

Chicago Midway

Sat 4/18

6:00 am-2:10 pm

1 stop7h 10m

Basseterre Robert Bradshaw Intl

Sat 4/25

1:55 pm-10:28 pm

1 stop9h 33m

$829

ChicagoBasseterre

MDW - SKB

MDWSKB

Chicago Midway

Fri 7/31

5:59 pm-2:04 pm

2 stops19h 05m

Basseterre Robert Bradshaw Intl

Sat 8/8

3:10 pm-8:42 am

2 stops18h 32m

$904

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Illinois 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

Can stopping save me money on Illinois to Basseterre flights?

You could potentially save up to 22% on your flight if you consider stops on a Illinois to Basseterre flight.

Cheap Illinois to Basseterre flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Basseterre

Fastest flight time

7h 10m

Direct flights

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

  • When did momondo last update prices for flights from Illinois to Basseterre Robert Bradshaw Intl Airport?

    Prices for flights from Illinois to Basseterre Robert Bradshaw Intl Airport refresh daily.

  • How many operators does momondo search for flights from Illinois to Basseterre Robert Bradshaw Intl Airport?

  • How old do you have to be to fly from Illinois to Basseterre Robert Bradshaw Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Basseterre Robert Bradshaw Intl Airport.

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

    The required travel and health documents for your Basseterre Robert Bradshaw Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Basseterre Robert Bradshaw Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Basseterre

Compare and see reviews for airlines that fly from Illinois to Basseterre with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $488Free CancellationRating
7.1
11,464 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Basseterre?

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

Can I find flights from Illinois to Basseterre with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Illinois to Basseterre flights to just show those with flexible booking policies.

How can momondo help me find flights from Illinois to Basseterre?

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

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

Yes. momondo can track prices for Illinois to Basseterre 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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