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Cheap flights from Illinois to Saint Croix from $154

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 10/21. 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

Spirit Airlines Logo
5:05 am - 3:07 pmORD-STX
9h 02m1 stop
Spirit Airlines Logo
4:02 pm - 1:03 amSTX-ORD
10h 01m1 stop
$308Spirit Airlines
Find Deal
Wed, Oct 22 - Wed, Oct 29
Spirit Airlines Logo
5:05 am - 3:07 pmORD-STX
9h 02m1 stop
Spirit Airlines Logo
4:02 pm - 1:03 amSTX-ORD
10h 01m1 stop
$311Spirit Airlines
Find Deal
Mon, Oct 20 - Mon, Oct 27
Multiple Airlines Logo
5:05 am - 3:07 pmORD-STX
9h 02m1 stop
Multiple Airlines Logo
4:02 pm - 10:41 amSTX-ORD
19h 39m2 stops
$356Multiple Airlines
Find Deal
Wed, Oct 22 - Wed, Oct 29
Multiple Airlines Logo
7:43 pm - 3:07 pmORD-STX
18h 24m1 stop
Multiple Airlines Logo
4:02 pm - 3:39 pmSTX-ORD
24h 37m2 stops
$366Multiple Airlines
Find Deal
Sun, Oct 19 - Fri, Oct 24
American Airlines Logo
7:35 pm - 2:40 pmORD-STX
17h 05m1 stop
American Airlines Logo
6:30 pm - 8:59 amSTX-ORD
16h 29m1 stop
$493American Airlines
Find Deal
Sat, Jan 3 - Mon, Jan 12
American Airlines Logo
5:20 am - 9:29 pmSTL-STX
14h 09m1 stop
American Airlines Logo
6:30 pm - 11:46 pmSTX-STL
7h 16m1 stop
$495American Airlines
Find Deal
Tue, Jan 6 - Tue, Jan 13
Delta Logo
5:50 am - 2:24 pmORD-STX
6h 34m1 stop
Delta Logo
3:19 pm - 11:54 pmSTX-ORD
10h 35m1 stop
$495Delta
Find Deal
Tue, Jan 13 - Wed, Jan 21
Delta Logo
6:00 am - 2:24 pmMDW-STX
6h 24m1 stop
Delta Logo
3:19 pm - 9:46 pmSTX-MDW
8h 27m1 stop
$495Delta
Find Deal
Tue, Jan 13 - Thu, Jan 22
United Airlines Logo
6:30 am - 6:00 pmSTL-STX
10h 30m2 stops
United Airlines Logo
10:34 am - 11:47 pmSTX-STL
14h 13m2 stops
$1,425United Airlines
Find Deal
Thu, Oct 9 - Sat, Oct 18
United Airlines Logo
9:20 am - 6:00 pmSTL-STX
31h 40m2 stops
United Airlines Logo
10:34 am - 11:47 pmSTX-STL
14h 13m2 stops
$1,587United Airlines
Find Deal
Wed, Oct 8 - Sat, Oct 18

American Airlines flights from Illinois to Saint Croix

Our best American Airlines deals on Illinois to Saint Croix flight tickets
American Airlines
Jan 3
ORD7:35 pmChicago O'Hare Intl
17h 05m
1 stop
STX2:40 pmChristiansted Henry Rohlsen
Jan 12
STX6:30 pmChristiansted Henry Rohlsen
16h 29m
1 stop
ORD8:59 amChicago O'Hare Intl
$493
Find similar
American Airlines
Jan 6
STL5:20 amLambert-St Louis
14h 09m
1 stop
STX9:29 pmChristiansted Henry Rohlsen
Jan 13
STX6:30 pmChristiansted Henry Rohlsen
7h 16m
1 stop
STL11:46 pmLambert-St Louis
$495
Find similar
American Airlines
Jan 3
ORD7:35 pmChicago O'Hare Intl
17h 05m
1 stop
STX2:40 pmChristiansted Henry Rohlsen
Jan 12
STX7:00 amChristiansted Henry Rohlsen
14h 26m
2 stops
ORD7:26 pmChicago O'Hare Intl
$497
Find similar

Delta flights from Illinois to Saint Croix

Our best Delta deals on Illinois to Saint Croix flight tickets
Delta
Jan 13
ORD5:50 amChicago O'Hare Intl
6h 34m
1 stop
STX2:24 pmChristiansted Henry Rohlsen
Jan 21
STX3:19 pmChristiansted Henry Rohlsen
10h 35m
1 stop
ORD11:54 pmChicago O'Hare Intl
$495
Find similar
Delta
Jan 15
MDW6:00 amChicago Midway
6h 24m
1 stop
STX2:24 pmChristiansted Henry Rohlsen
Jan 22
STX3:19 pmChristiansted Henry Rohlsen
8h 27m
1 stop
MDW9:46 pmChicago Midway
$520
Find similar
Delta
Jan 15
MDW6:00 amChicago Midway
6h 24m
1 stop
STX2:24 pmChristiansted Henry Rohlsen
Jan 24
STX3:19 pmChristiansted Henry Rohlsen
8h 27m
1 stop
MDW9:46 pmChicago Midway
$545
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 September 22, 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

Wed 10/22

5:05 am-3:07 pm

1 stop9h 02m

Christiansted Henry Rohlsen

Wed 10/29

4:02 pm-1:03 am

1 stop10h 01m

$308

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Mon 10/20

5:05 am-3:07 pm

1 stop9h 02m

Christiansted Henry Rohlsen

Mon 10/27

4:02 pm-1:03 am

1 stop10h 01m

$311

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Wed 10/22

5:05 am-3:07 pm

1 stop9h 02m

Christiansted Henry Rohlsen

Wed 10/29

4:02 pm-10:41 am

2 stops19h 39m

$356

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Sun 10/19

7:43 pm-3:07 pm

1 stop18h 24m

Christiansted Henry Rohlsen

Fri 10/24

4:02 pm-3:39 pm

2 stops24h 37m

$366

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Sat 1/3

7:35 pm-2:40 pm

1 stop17h 05m

Christiansted Henry Rohlsen

Mon 1/12

6:30 pm-8:59 am

1 stop16h 29m

$493

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Tue 1/6

5:20 am-9:29 pm

1 stop14h 09m

Christiansted Henry Rohlsen

Tue 1/13

6:30 pm-11:46 pm

1 stop7h 16m

$495

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Tue 1/13

5:50 am-2:24 pm

1 stop6h 34m

Christiansted Henry Rohlsen

Wed 1/21

3:19 pm-11:54 pm

1 stop10h 35m

$495

ChicagoChristiansted

MDW - STX

MDWSTX

Chicago Midway

Tue 1/13

6:00 am-2:24 pm

1 stop6h 24m

Christiansted Henry Rohlsen

Thu 1/22

3:19 pm-9:46 pm

1 stop8h 27m

$495

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Thu 10/9

6:30 am-6:00 pm

2 stops10h 30m

Christiansted Henry Rohlsen

Sat 10/18

10:34 am-11:47 pm

2 stops14h 13m

$1,425

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Wed 10/8

9:20 am-6:00 pm

2 stops31h 40m

Christiansted Henry Rohlsen

Sat 10/18

10:34 am-11:47 pm

2 stops14h 13m

$1,587

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?

You could potentially save up to 7% on your flight if you consider stops on a Illinois to Saint Croix flight.

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

Best Price Found

$795

Fastest flight time

4h 40m

Direct flights

Sun

Airports in Saint Croix

1 airport
The best flight deal from Illinois to Saint Croix found on momondo in the last 72 hours is $795
The fastest flight from Illinois to Saint Croix takes 4h 40m
Direct flights go from Illinois to Saint Croix on Sunday. There are no airlines offering direct flights.
There is 1 airport near Saint Croix: 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 $270Free CancellationRating
6.3
8,031 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $454Free CancellationRating
7.2
10,000 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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Wed 10/22
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