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Saint Croix

$494+ Cheap flights from St. Louis (STL) to Saint Croix

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
STL — STX
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from St. Louis to Saint Croix

Keep the following information in mind while searching for St. Louis to Saint Croix flight deals. Data was last updated July 30, 2025.

Round-trip from

$494
(American Airlines)
From Lambert-St Louis to Saint Croix
Search Deals

Find flight deals from St. Louis to Saint Croix

Cheapest flights from St. Louis to Saint Croix
Explore the most affordable flight options available from St. Louis to Saint Croix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

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 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

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis 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 30, 2025.
Use the filters below to find and compare flights from St. Louis to Saint Croix that are best for you.

Fly from

St. Louis

Fly to

Saint Croix

Route

Depart

Return

Price

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

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Sun 10/19

6:15 am-6:00 pm

2 stops10h 45m

Christiansted Henry Rohlsen

Sun 10/26

10:34 am-9:40 pm

2 stops12h 06m

$1,379

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from St. Louis to Saint Croix

Have a flexible travel schedule? Discover the best time to fly to Saint Croix from St. Louis 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 St. Louis to Saint Croix

What is the cheapest month to book a flight from St. Louis to Saint Croix?

Currently, April is the cheapest month in which you can book a flight from St. Louis to Saint Croix (average of $194). Flying from St. Louis 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 STL to SC?

Find hourly flight availability from St. Louis 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 30, 2025.

When flying from St. Louis to Saint Croix, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from St. Louis to Saint Croix?

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 30, 2025.
Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Spirit Airlines from St. Louis to Saint Croix to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Spirit Airlines
6.3
Okay
8,048 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from St. Louis 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 airport do you fly from for flights from St. Louis to Saint Croix?

    If you book a flight to Saint Croix from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

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

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

  • How can I find direct flights from St. Louis to Saint Croix?

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

  • Can I find deals for business class flights from St. Louis to Saint Croix?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Saint Croix?

    Currently, April is the cheapest month in which you can book a flight from St. Louis to Saint Croix (average of $194). Flying from St. Louis 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 St. Louis to Saint Croix

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from St. Louis to Saint Croix

Discover the top 3 airlines that operate flights from St. Louis 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$259Average$337FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$367Average$638FlexibilityNo cancel feeOn-time71%
DeltaCheapest$387Average$635FlexibilityNo cancel feeOn-timeN/A

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