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Saint Croix

$120+ 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — STX
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$254
(CheapOair)

One-way from

$155
(FlightHub)
From Illinois to Saint Croix
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One-way 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 July 31, 2025.

This CheapOair deal was found by Cheapflights users on 7/29. 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 8/208:12 pmORD - STX
1 stop14h 14mSpirit Airlines
Tue 8/2612:57 pmSTX - ORD
1 stop7h 10mSpirit Airlines
Deal found 7/29$254
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/94:51 pmORD - STX
1 stop17h 16mMultiple Airlines
Thu 10/167:50 amSTX - ORD
2 stops15h 08mMultiple Airlines
Deal found 7/29$471
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/295:52 pmSTL - STX
2 stops20h 07mAmerican Airlines
Mon 9/11:38 pmSTX - STL
2 stops20h 51mAmerican Airlines
Deal found 7/30$494
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/77:25 pmORD - STX
1 stop16h 38mAmerican Airlines
Sun 9/141:53 pmSTX - ORD
1 stop9h 33mAmerican Airlines
Deal found 7/30$495
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:20 pmSTL - STX
1 stop22h 02mSpirit Airlines
Mon 12/11:27 pmSTX - STL
1 stop23h 34mSpirit Airlines
Deal found 7/29$779
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2711:20 amSTL - STX
2 stops20h 19mUnited Airlines
Mon 12/14:10 pmSTX - STL
2 stops25h 30mUnited Airlines
Deal found 7/29$1,109
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amMDW - STX
1 stop6h 20mDelta
Sat 1/33:20 pmSTX - MDW
1 stop8h 45mDelta
Deal found 7/30$1,728

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 July 31, 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

Wed 8/20

8:12 pm-11:26 am

1 stop14h 14m

Christiansted Henry Rohlsen

Tue 8/26

12:57 pm-7:07 pm

1 stop7h 10m

$254

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Thu 10/9

4:51 pm-11:07 am

1 stop17h 16m

Christiansted Henry Rohlsen

Thu 10/16

7:50 am-9:58 pm

2 stops15h 08m

$471

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Fri 8/29

5:52 pm-2:59 pm

2 stops20h 07m

Christiansted Henry Rohlsen

Mon 9/1

1:38 pm-9:29 am

2 stops20h 51m

$494

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Sun 9/7

7:25 pm-1:03 pm

1 stop16h 38m

Christiansted Henry Rohlsen

Sun 9/14

1:53 pm-10:26 pm

1 stop9h 33m

$495

ChicagoChristiansted

MDW - STX

MDWSTX

Chicago Midway

Thu 8/21

11:03 am-11:26 am

2 stops23h 23m

Christiansted Henry Rohlsen

Mon 8/25

12:31 pm-11:27 pm

2 stops11h 56m

$516

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Thu 11/27

12:20 pm-12:22 pm

1 stop22h 02m

Christiansted Henry Rohlsen

Mon 12/1

1:27 pm-11:01 am

1 stop23h 34m

$779

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Thu 11/27

11:20 am-9:39 am

2 stops20h 19m

Christiansted Henry Rohlsen

Mon 12/1

4:10 pm-3:40 pm

2 stops25h 30m

$1,109

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Tue 10/28

7:00 pm-11:07 am

1 stop15h 07m

$120

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Thu 8/21

10:37 am-11:26 am

1 stop23h 49m

$173

ChicagoChristiansted

ORD - STX

ORDSTX

Chicago O'Hare Intl

Tue 1/27

5:50 am-2:24 pm

1 stop6h 34m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 14 results
1
2

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 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.

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 July 31, 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 July 31, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and JetBlue 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
7,981 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

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!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

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!
JetBlue
7.3
Good
2,914 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

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
7,981 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

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
8,049 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

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.

  • What are the cheapest airlines to fly from Illinois to Saint Croix one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $155. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Illinois to Saint Croix for a low price.

  • 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$270Average$303FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$453Average$561FlexibilityNo cancel feeOn-time71%

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