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Saint Croix

$339+ 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — STX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$339
(Mytrip)
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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/9. 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.
Fri 7/42:55 pmSTL - STX
1 stop24h 00mSpirit Airlines
Wed 7/95:09 pmSTX - STL
1 stop24h 22mSpirit Airlines
Deal found 6/9$339
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Mon 8/410:47 amSTL - STX
2 stops28h 15mMultiple Airlines
Sat 8/94:35 pmSTX - STL
3 stops27h 06mMultiple Airlines
Deal found 6/10$408
This FlightHub deal was found by Cheapflights users on 6/9. 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.
Wed 8/65:40 pmSTL - STX
2 stops22h 01mFrontier
Sun 8/105:40 pmSTX - STL
2 stops31h 07mFrontier
Deal found 6/9$409
This American Airlines deal was found by Cheapflights users on 6/12. 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 8/155:22 amSTL - STX
1 stop8h 37mAmerican Airlines
Wed 8/201:38 pmSTX - STL
1 stop11h 21mAmerican Airlines
Deal found 6/12$495
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 10/196:15 amSTL - STX
2 stops10h 15mUnited Airlines
Sun 10/2610:34 amSTX - STL
2 stops12h 25mUnited Airlines
Deal found 6/10$784

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 June 12, 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 7/4

2:55 pm-3:55 pm

1 stop24h 00m

Christiansted Henry Rohlsen

Wed 7/9

5:09 pm-4:31 pm

1 stop24h 22m

$339

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Mon 8/4

10:47 am-4:02 pm

2 stops28h 15m

Christiansted Henry Rohlsen

Sat 8/9

4:35 pm-6:41 pm

3 stops27h 06m

$408

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Wed 8/6

5:40 pm-4:41 pm

2 stops22h 01m

Christiansted Henry Rohlsen

Sun 8/10

5:40 pm-11:47 pm

2 stops31h 07m

$409

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Thu 8/7

5:52 pm-2:59 pm

2 stops20h 07m

Christiansted Henry Rohlsen

Thu 8/14

3:49 pm-9:29 am

2 stops18h 40m

$499

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Sat 8/2

8:15 am-2:50 pm

2 stops29h 35m

Christiansted Henry Rohlsen

Fri 8/8

8:40 am-10:45 pm

2 stops15h 05m

$1,101

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

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 July is currently the most expensive (average of $583). 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 June 12, 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.

Rainfall in Saint Croix by month

Plan your trip to Saint Croix by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Saint Croix ranges from 1.6 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. March is typically the driest time to visit Saint Croix when rainfall is around 1.6 in.

Temperature in Saint Croix by month

Plan your trip to Saint Croix by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Saint Croix, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

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 June 12, 2025.
To help decide which airline to fly from St. Louis to Saint Croix, see what other customers have to say about United Airlines, American Airlines and Spirit Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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
8,052 reviews
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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??
Frontier
5.9
Fair
3,295 reviews
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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 July is currently the most expensive (average of $583). 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.
St. Louis to Saint Thomas Island flights
Kansas City to Saint Thomas Island flights
Kansas City to Christiansted flights
St. Louis to Christiansted flights
Springfield to Saint Thomas Island flights

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$259Average$337FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$367Average$657FlexibilityNo cancel feeOn-time71%
DeltaCheapest$387Average$635FlexibilityNo cancel feeOn-timeN/A

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