How long is the flight from St. Louis to Saint Croix?

Departing from St. Louis to Saint Croix will take you 27h 10m. St. Louis and Saint Croix are separated by a distance of 2115 mi.

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.

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).

What are the most popular airlines that fly from St. Louis to Saint Croix?

Consider American Airlines, Delta or Spirit Airlines when booking your flight. These represent the most popular airlines when flying from St. Louis to Saint Croix.

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.

$320+ Flights from St. Louis to Saint Croix

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Cheap flight deals from St. Louis to Saint Croix

Round-trip from	$320 (Kiwi.com)

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 September 17, 2025.

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

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

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

Sun 10/1910:57 amSTL - STX

1 stop27h 10mSpirit Airlines

Fri 10/244:02 pmSTX - STL

1 stop27h 08mSpirit Airlines

Deal found 9/16

$336

Sun 10/1911:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Wed 10/224:02 pmSTX - STL

1 stop19h 00mMultiple Airlines

Deal found 9/16

$359

Thu 10/1611:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Wed 10/224:02 pmSTX - STL

1 stop19h 00mMultiple Airlines

Deal found 9/16

$368

Sun 10/1911:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Fri 10/244:02 pmSTX - STL

1 stop27h 08mMultiple Airlines

Deal found 9/16

$369

Thu 10/1611:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Fri 10/244:02 pmSTX - STL

1 stop27h 08mMultiple Airlines

Deal found 9/16

$378

Sat 10/187:15 pmSTL - STX

2 stops15h 33mMultiple Airlines

Wed 10/224:02 pmSTX - STL

1 stop19h 00mMultiple Airlines

Deal found 9/16

$446

Thu 10/1610:57 amSTL - STX

1 stop27h 10mMultiple Airlines

Sat 10/257:50 amSTX - STL

2 stops11h 20mMultiple Airlines

Deal found 9/16

$447

Thu 10/1610:57 amSTL - STX

1 stop27h 10mMultiple Airlines

Tue 10/287:16 pmSTX - STL

2 stops39h 46mMultiple Airlines

Deal found 9/16

$448

Sun 10/1910:57 amSTL - STX

1 stop27h 10mMultiple Airlines

Sat 10/257:50 amSTX - STL

2 stops11h 20mMultiple Airlines

Deal found 9/16

$452

Best flights from St. Louis to Saint Croix
Discover carefully curated flight deals from St. Louis to Saint Croix that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2025.

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

Sun 10/1911:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Wed 10/224:02 pmSTX - STL

1 stop19h 00mMultiple Airlines

Deal found 9/16

$359

Mon 1/127:15 amSTL - STX

1 stop6h 20mAmerican Airlines

Fri 1/164:33 pmSTX - STL

1 stop8h 59mAmerican Airlines

Deal found 9/17

$495

Sun 10/1911:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Fri 10/244:02 pmSTX - STL

1 stop27h 08mMultiple Airlines

Deal found 9/16

$369

Sat 10/187:15 pmSTL - STX

2 stops15h 33mMultiple Airlines

Wed 10/224:02 pmSTX - STL

1 stop19h 00mMultiple Airlines

Deal found 9/16

$446

Thu 1/85:23 amSTL - STX

1 stop8h 25mAmerican Airlines

Wed 1/144:33 pmSTX - STL

1 stop17h 41mAmerican Airlines

Deal found 9/16

$495

Thu 10/1610:57 amSTL - STX

1 stop27h 10mMultiple Airlines

Sat 10/257:50 amSTX - STL

2 stops11h 20mMultiple Airlines

Deal found 9/16

$447

Tue 1/65:20 amSTL - STX

1 stop8h 15mAmerican Airlines

Tue 1/137:00 amSTX - STL

1 stop16h 48mAmerican Airlines

Deal found 9/15

$495

Sat 10/187:15 pmSTL - STX

2 stops15h 33mMultiple Airlines

Fri 10/244:02 pmSTX - STL

1 stop27h 08mMultiple Airlines

Deal found 9/16

$457

Fri 10/176:05 pmSTL - STX

2 stops19h 25mMultiple Airlines

Wed 10/224:02 pmSTX - STL

1 stop19h 00mMultiple Airlines

Deal found 9/16

$485

Fri 10/176:05 pmSTL - STX

2 stops19h 25mMultiple Airlines

Fri 10/244:02 pmSTX - STL

1 stop27h 08mMultiple Airlines

Deal found 9/16

$495

Last-minute flights from St. Louis to Saint Croix
Discover last-minute flight deals from St. Louis to Saint Croix. Data last updated September 17, 2025 and is based on user searches.

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

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

Thu 10/1611:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Wed 10/224:02 pmSTX - STL

1 stop19h 00mMultiple Airlines

Deal found 9/16

$368

Thu 10/1611:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Fri 10/244:02 pmSTX - STL

1 stop27h 08mMultiple Airlines

Deal found 9/16

$378

Thu 10/1610:57 amSTL - STX

1 stop27h 10mMultiple Airlines

Sat 10/257:50 amSTX - STL

2 stops11h 20mMultiple Airlines

Deal found 9/16

$447

Thu 10/1610:57 amSTL - STX

1 stop27h 10mMultiple Airlines

Tue 10/287:16 pmSTX - STL

2 stops39h 46mMultiple Airlines

Deal found 9/16

$448

Sat 10/187:15 pmSTL - STX

2 stops15h 33mMultiple Airlines

Wed 10/224:02 pmSTX - STL

1 stop19h 00mMultiple Airlines

Deal found 9/16

$446

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

Sun 10/1910:57 amSTL - STX

1 stop27h 10mSpirit Airlines

Fri 10/244:02 pmSTX - STL

1 stop27h 08mSpirit Airlines

Deal found 9/16

$336

Sun 10/1911:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Wed 10/224:02 pmSTX - STL

1 stop19h 00mMultiple Airlines

Deal found 9/16

$359

Sun 10/1911:32 amSTL - STX

2 stops26h 35mMultiple Airlines

Fri 10/244:02 pmSTX - STL

1 stop27h 08mMultiple Airlines

Deal found 9/16

$369

Sun 10/1910:57 amSTL - STX

1 stop27h 10mMultiple Airlines

Sat 10/257:50 amSTX - STL

2 stops11h 20mMultiple Airlines

Deal found 9/16

$452

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Saint Croix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

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

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Sun 10/19

11:32 am-3:07 pm

2 stops26h 35m

Christiansted Henry Rohlsen

Wed 10/22

4:02 pm-10:02 am

1 stop19h 00m

$359

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Sun 10/19

11:32 am-3:07 pm

2 stops26h 35m

Christiansted Henry Rohlsen

Fri 10/24

4:02 pm-6:10 pm

1 stop27h 08m

$369

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Sat 10/18

7:15 pm-11:48 am

2 stops15h 33m

Christiansted Henry Rohlsen

Wed 10/22

4:02 pm-10:02 am

1 stop19h 00m

$446

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Thu 10/16

10:57 am-3:07 pm

1 stop27h 10m

Christiansted Henry Rohlsen

Sat 10/25

7:50 am-6:10 pm

2 stops11h 20m

$447

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Sat 10/18

7:15 pm-11:48 am

2 stops15h 33m

Christiansted Henry Rohlsen

Fri 10/24

4:02 pm-6:10 pm

1 stop27h 08m

$457

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Fri 10/17

6:05 pm-2:30 pm

2 stops19h 25m

Christiansted Henry Rohlsen

Wed 10/22

4:02 pm-10:02 am

1 stop19h 00m

$485

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Mon 1/12

7:15 am-3:35 pm

1 stop6h 20m

Christiansted Henry Rohlsen

Fri 1/16

4:33 pm-11:32 pm

1 stop8h 59m

$495

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Thu 1/8

5:23 am-3:48 pm

1 stop8h 25m

Christiansted Henry Rohlsen

Wed 1/14

4:33 pm-8:14 am

1 stop17h 41m

$495

St. LouisChristiansted

STL - STX

STLSTX

Lambert-St Louis

Tue 1/6

5:20 am-3:35 pm

1 stop8h 15m

Christiansted Henry Rohlsen

Tue 1/13

7:00 am-9:48 pm

1 stop16h 48m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 11 results

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?

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.

Reviews of airlines servicing Saint Croix

Peruse reviews from past customers who have flown with Delta, 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.

Delta

8.0

Very good

7,961 reviews

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

7,961 reviews

Delta

8.0

Very good

7,961 reviews

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

7,961 reviews

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

8,023 reviews

Delta

8.0

Very good

7,961 reviews

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

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.
How long is the flight from St. Louis to Saint Croix?
Departing from St. Louis to Saint Croix will take you 27h 10m. St. Louis and Saint Croix are separated by a distance of 2115 mi.
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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for St. Louis to Saint Croix

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

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$259	Average$337	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$377	Average$657	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$387	Average$635	FlexibilityNo cancel fee	On-timeN/A

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$320+ 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Saint Croix with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

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 September 17, 2025.

Round-trip from

Find flight deals from St. Louis to Saint Croix

Cheapest flights from St. Louis to Saint CroixExplore 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 September 17, 2025.

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 September 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Saint Croix that are best for you.

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.

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?

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 September 17, 2025.

Reviews of airlines servicing Saint Croix

Peruse reviews from past customers who have flown with Delta, 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.

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?

How long is the flight from St. Louis to Saint Croix?

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Saint Croix

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from St. Louis to Saint Croix

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Book with Flexibility

Travel Smart

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 September 17, 2025.