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Saint Croix

$150+ Cheap flights from Illinois to Saint Croix

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — STX
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Illinois to Saint Croix

Keep the following information in mind while searching for Illinois to Saint Croix flight deals. Data was last updated September 16, 2025.

Round-trip from

$290
(CheapOair)

One-way from

$150
(Mytrip)

Good round-trip deal

$795 or less
From Illinois to Saint Croix
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One-way flight from Illinois to Saint Croix
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Price to beat on a round-trip flight from Illinois to Saint Croix.
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Find flight deals from Illinois to Saint Croix

Cheapest flights from Illinois to Saint Croix
Explore the most affordable flight options available from Illinois to Saint Croix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/295:05 amORD - STX
1 stop9h 02mSpirit Airlines
Mon 11/35:02 pmSTX - ORD
1 stop10h 01mSpirit Airlines
Deal found 9/15$290
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:59 pmORD - STX
1 stop16h 23mSpirit Airlines
Wed 11/191:17 pmSTX - ORD
1 stop9h 43mSpirit Airlines
Deal found 9/14$304
This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/245:05 amORD - STX
1 stop9h 02mSpirit Airlines
Fri 10/314:02 pmSTX - ORD
1 stop10h 01mSpirit Airlines
Deal found 9/14$307
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:05 amORD - STX
1 stop9h 02mSpirit Airlines
Wed 10/294:02 pmSTX - ORD
1 stop10h 01mSpirit Airlines
Deal found 9/14$309
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:05 amORD - STX
1 stop9h 02mSpirit Airlines
Wed 10/154:02 pmSTX - ORD
1 stop19h 48mSpirit Airlines
Deal found 9/15$317
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:05 amORD - STX
1 stop9h 02mSpirit Airlines
Mon 11/35:02 pmSTX - ORD
1 stop10h 01mSpirit Airlines
Deal found 9/14$320
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:57 amSTL - STX
1 stop27h 10mSpirit Airlines
Wed 10/224:02 pmSTX - STL
1 stop19h 00mSpirit Airlines
Deal found 9/16$320
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/245:05 amORD - STX
1 stop9h 02mSpirit Airlines
Wed 10/294:02 pmSTX - ORD
1 stop10h 01mSpirit Airlines
Deal found 9/14$325
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1910:57 amSTL - STX
1 stop27h 10mSpirit Airlines
Wed 10/224:02 pmSTX - STL
1 stop19h 00mSpirit Airlines
Deal found 9/16$325
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:43 pmORD - STX
1 stop18h 24mSpirit Airlines
Fri 10/314:02 pmSTX - ORD
1 stop10h 01mSpirit Airlines
Deal found 9/14$330
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:57 amSTL - STX
1 stop27h 10mSpirit Airlines
Fri 10/244:02 pmSTX - STL
1 stop27h 08mSpirit Airlines
Deal found 9/16$330
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:05 amORD - STX
1 stop9h 02mMultiple Airlines
Wed 10/294:02 pmSTX - ORD
2 stops19h 39mMultiple Airlines
Deal found 9/14$335

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Illinois to Saint Croix that are best for you.

Fly from

Illinois

Fly to

Saint Croix

Route

Depart

Return

Price

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Tue 10/21

7:43 pm-3:07 pm

1 stop18h 24m

Christiansted Henry Rohlsen

Wed 10/29

4:02 pm-1:03 am

1 stop10h 01m

$309

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Tue 10/28

7:43 pm-3:07 pm

1 stop18h 24m

Christiansted Henry Rohlsen

Mon 11/3

5:02 pm-1:03 am

1 stop10h 01m

$320

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Thu 10/23

7:43 pm-3:07 pm

1 stop18h 24m

Christiansted Henry Rohlsen

Wed 10/29

4:02 pm-1:03 am

1 stop10h 01m

$320

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Tue 10/28

7:43 pm-3:07 pm

1 stop18h 24m

Christiansted Henry Rohlsen

Fri 10/31

4:02 pm-1:03 am

1 stop10h 01m

$320

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Sun 10/26

7:43 pm-3:07 pm

1 stop18h 24m

Christiansted Henry Rohlsen

Sat 11/8

1:17 pm-9:00 pm

1 stop9h 43m

$320

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Tue 10/21

7:43 pm-3:07 pm

1 stop18h 24m

Christiansted Henry Rohlsen

Mon 11/3

5:02 pm-1:03 am

1 stop10h 01m

$320

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Fri 10/24

5:05 am-3:07 pm

1 stop9h 02m

Christiansted Henry Rohlsen

Wed 10/29

4:02 pm-10:50 am

1 stop19h 48m

$325

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Wed 10/29

5:05 am-3:07 pm

1 stop9h 02m

Christiansted Henry Rohlsen

Mon 11/3

5:02 pm-4:23 pm

2 stops25h 21m

$325

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Fri 10/24

5:05 am-3:07 pm

1 stop9h 02m

Christiansted Henry Rohlsen

Sat 11/8

1:17 pm-11:42 pm

1 stop12h 25m

$325

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Sun 10/19

10:57 am-3:07 pm

1 stop27h 10m

Christiansted Henry Rohlsen

Wed 10/22

4:02 pm-10:02 am

1 stop19h 00m

$325

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 41 results
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Best time to book a flight from Illinois to Saint Croix

Have a flexible travel schedule? Discover the best time to fly to Saint Croix from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Saint Croix

What is the cheapest time of day to fly from IL to SC?

Find hourly flight availability from Illinois to Saint Croix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Saint Croix as you normally would.

Reviews of airlines servicing Saint Croix

Get insights into the airlines that provide service to Saint Croix. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Croix. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown Delta, American Airlines, and Spirit Airlines from Illinois to Saint Croix. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,019 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Illinois to Saint Croix. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Saint Croix?

    Airlines like Spirit Airlines and Delta fly from Illinois to Saint Croix in about 6h 24m. The time it takes to get you to your destination can typically vary by up to 12h. The distance between Illinois and Saint Croix is about 2144 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Illinois to Saint Croix that include hotel bookings?

    Yes. In addition to deals on Illinois to Saint Croix flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Saint Croix?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Saint Croix.

  • Can I find deals for business class flights from Illinois to Saint Croix?

    Yes. Cheapflights offers flight deals from Illinois to Saint Croix by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Saint Croix?

    Currently, April is the cheapest month in which you can book a flight from Illinois to Saint Croix (average of $194). Flying from Illinois to Saint Croix in October is currently the most expensive (average of $568). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Illinois to Saint Croix

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Top 2 airlines flying from Illinois to Saint Croix

Discover the top 2 airlines that operate flights from Illinois to Saint Croix. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$270Average$317FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$454Average$579FlexibilityNo cancel feeOn-time71%

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