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Cheap flights from Illinois to Saint Croix from $109

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 Saint Croix departing on 1/29. 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
0 bags

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Find the cheapest flights from Illinois to Saint Croix

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
7:20 am - 3:43 pm
ORD
-
STX
6h 23m1 stop
Spirit Airlines Logo
4:38 pm - 11:47 pm
STX
-
ORD
9h 09m1 stop
$223Spirit Airlines
Mon, Feb 2 - Sat, Feb 7
Spirit Airlines Logo
8:43 pm - 3:43 pm
ORD
-
STX
17h 00m1 stop
Spirit Airlines Logo
4:38 pm - 11:47 pm
STX
-
ORD
9h 09m1 stop
$229Spirit Airlines
Sun, Feb 1 - Sat, Feb 7
Spirit Airlines Logo
5:15 am - 3:43 pm
ORD
-
STX
8h 28m1 stop
Spirit Airlines Logo
4:38 pm - 11:47 pm
STX
-
ORD
9h 09m1 stop
$233Spirit Airlines
Mon, Feb 2 - Mon, Feb 9
Multiple Airlines Logo
7:20 am - 3:43 pm
ORD
-
STX
6h 23m1 stop
Multiple Airlines Logo
3:26 pm - 11:21 pm
STX
-
ORD
9h 55m2 stops
$236Multiple Airlines
Mon, Feb 9 - Sat, Feb 14
Multiple Airlines Logo
3:05 pm - 3:43 pm
ORD
-
STX
22h 38m1 stop
Multiple Airlines Logo
4:38 pm - 11:22 am
STX
-
ORD
20h 44m1 stop
$237Multiple Airlines
Sun, Jan 25 - Fri, Feb 6
Spirit Airlines Logo
7:20 am - 3:43 pm
ORD
-
STX
6h 23m1 stop
Spirit Airlines Logo
4:38 pm - 11:46 pm
STX
-
ORD
9h 08m1 stop
$240Spirit Airlines
Fri, Jan 23 - Fri, Jan 30
American Airlines Logo
5:05 am - 2:16 pm
STL
-
STX
7h 11m1 stop
American Airlines Logo
3:38 pm - 8:35 am
STX
-
STL
17h 57m1 stop
$415American Airlines
Fri, Mar 6 - Wed, Mar 11
American Airlines Logo
6:58 pm - 2:16 pm
STL
-
STX
17h 18m2 stops
American Airlines Logo
5:12 pm - 8:35 am
STX
-
STL
16h 23m2 stops
$419American Airlines
Fri, Mar 6 - Wed, Mar 11
Delta Logo
6:00 am - 2:33 pm
MDW
-
STX
6h 33m1 stop
Delta Logo
3:33 pm - 10:22 pm
STX
-
MDW
8h 49m1 stop
$421Delta
Sun, Jan 25 - Wed, Feb 4
Delta Logo
6:00 am - 2:33 pm
MDW
-
STX
6h 33m1 stop
Delta Logo
3:33 pm - 10:22 pm
STX
-
MDW
8h 49m1 stop
$446Delta
Fri, Jan 30 - Fri, Feb 6

Spirit Airlines flights from Illinois to Saint Croix

Our best Spirit Airlines deals on Illinois to Saint Croix flight tickets
Spirit Airlines
Feb 2
ORD5:15 amChicago O'Hare Intl
8h 28m
1 stop
STX3:43 pmChristiansted Henry Rohlsen
Feb 7
STX4:38 pmChristiansted Henry Rohlsen
9h 09m
1 stop
ORD11:47 pmChicago O'Hare Intl
$184
Find similar
Spirit Airlines
Feb 2
ORD7:20 amChicago O'Hare Intl
6h 23m
1 stop
STX3:43 pmChristiansted Henry Rohlsen
Feb 7
STX4:38 pmChristiansted Henry Rohlsen
9h 09m
1 stop
ORD11:47 pmChicago O'Hare Intl
$223
Find similar
Spirit Airlines
Feb 1
ORD8:43 pmChicago O'Hare Intl
17h 00m
1 stop
STX3:43 pmChristiansted Henry Rohlsen
Feb 7
STX4:38 pmChristiansted Henry Rohlsen
9h 09m
1 stop
ORD11:47 pmChicago O'Hare Intl
$229
Find similar

Delta flights from Illinois to Saint Croix

Our best Delta deals on Illinois to Saint Croix flight tickets
Delta
Jan 25
MDW6:00 amChicago Midway
6h 33m
1 stop
STX2:33 pmChristiansted Henry Rohlsen
Feb 5
STX3:33 pmChristiansted Henry Rohlsen
8h 49m
1 stop
MDW10:22 pmChicago Midway
$421
Find similar
Delta
Jan 30
MDW6:00 amChicago Midway
6h 33m
1 stop
STX2:33 pmChristiansted Henry Rohlsen
Feb 12
STX3:58 pmChristiansted Henry Rohlsen
8h 33m
1 stop
MDW10:31 pmChicago Midway
$446
Find similar
Delta
Jan 30
MDW6:00 amChicago Midway
6h 33m
1 stop
STX2:33 pmChristiansted Henry Rohlsen
Feb 7
STX3:33 pmChristiansted Henry Rohlsen
8h 49m
1 stop
MDW10:22 pmChicago Midway
$471
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Saint Croix 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 December 25, 2025.
Use the filters below to find and compare flights from Illinois to Saint Croix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Mon 2/2

7:20 am-3:43 pm

1 stop6h 23m

Christiansted Henry Rohlsen

Sat 2/7

4:38 pm-11:47 pm

1 stop9h 09m

$223

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Sun 2/1

8:43 pm-3:43 pm

1 stop17h 00m

Christiansted Henry Rohlsen

Sat 2/7

4:38 pm-11:47 pm

1 stop9h 09m

$229

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Mon 2/2

5:15 am-3:43 pm

1 stop8h 28m

Christiansted Henry Rohlsen

Mon 2/9

4:38 pm-11:47 pm

1 stop9h 09m

$233

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Mon 2/9

7:20 am-3:43 pm

1 stop6h 23m

Christiansted Henry Rohlsen

Sat 2/14

3:26 pm-11:21 pm

2 stops9h 55m

$236

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Sun 1/25

3:05 pm-3:43 pm

1 stop22h 38m

Christiansted Henry Rohlsen

Fri 2/6

4:38 pm-11:22 am

1 stop20h 44m

$237

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Fri 1/23

7:20 am-3:43 pm

1 stop6h 23m

Christiansted Henry Rohlsen

Fri 1/30

4:38 pm-11:46 pm

1 stop9h 08m

$240

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Fri 3/6

5:05 am-2:16 pm

1 stop7h 11m

Christiansted Henry Rohlsen

Wed 3/11

3:38 pm-8:35 am

1 stop17h 57m

$415

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Fri 3/6

6:58 pm-2:16 pm

2 stops17h 18m

Christiansted Henry Rohlsen

Wed 3/11

5:12 pm-8:35 am

2 stops16h 23m

$419

ChicagoChristiansted

MDW - STX

MDWSTX

Chicago Midway

Sun 1/25

6:00 am-2:33 pm

1 stop6h 33m

Christiansted Henry Rohlsen

Wed 2/4

3:33 pm-10:22 pm

1 stop8h 49m

$421

ChicagoChristiansted

MDW - STX

MDWSTX

Chicago Midway

Fri 1/30

6:00 am-2:33 pm

1 stop6h 33m

Christiansted Henry Rohlsen

Fri 2/6

3:33 pm-10:22 pm

1 stop8h 49m

$446

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Saint Croix from

How to get the cheapest flight ticket from Illinois to Saint Croix

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 Illinois to Saint Croix flight route?

Fly from Chicago O'Hare Intl to Christiansted Henry Rohlsen for the best Illinois - Saint Croix flight prices

What cabin class options are available on Illinois to Saint Croix flights?

There is only 1 cabin class available to choose from on Illinois to Saint Croix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Saint Croix flights?

No. A direct flight is the cheapest option for a flight between Illinois to Saint Croix.

Cheap Illinois to Saint Croix flight deals and tips

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

Fastest flight time

5h 05m

Direct flights

Sun

Airports in Saint Croix

3 airports
The fastest flight from Illinois to Saint Croix takes 5h 05m
Direct flights go from Illinois to Saint Croix on Sunday. There are no airlines offering direct flights.
There are 3 airports in Saint Croix. From Illinois there are direct flights to Christiansted Henry Rohlsen (STX).
Search flight deals

  • When did momondo last update prices for flights from Illinois to Saint Croix?

    Prices for flights from Illinois to Saint Croix are updated daily.

  • How many operators does momondo search for flights from Illinois to Saint Croix?

  • How old do you have to be to fly from Illinois to Saint Croix?

    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 Illinois to Saint Croix.

  • What documentation or ID do you need to fly to Saint Croix?

    The travel and health documents required for your trip to Saint Croix 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 Saint Croix. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Illinois to Saint Croix?

Best airlines flying from Illinois to Saint Croix

Compare and see reviews for airlines that fly from Illinois to Saint Croix with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $293Free CancellationRating
6.3
8,203 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $454Free CancellationRating
7.2
11,056 reviews
Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Saint Croix for you.

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

All flight searches from Illinois to Saint Croix on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Illinois to Saint Croix?

Once you have performed a search for Illinois to Saint Croix flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Saint Croix, momondo offers a useful price alert feature which will track prices for flights to Saint Croix from Illinois and alert you when they change.

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