What is the cheapest airline to fly from Saint Thomas Island to St. Louis round-trip?

According to our current data, Spirit Airlines ($462), offers the cheapest pricing from Saint Thomas Island to St. Louis.

What are the cheapest airlines to fly from Saint Thomas Island to St. Louis one-way?

To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $282. American Airlines flights start at $287 while deals on United Airlines start at $580 one-way.

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

Currently, August is the cheapest month in which you can book a flight from Saint Thomas Island to St. Louis (average of $311). Flying from Saint Thomas Island to St. Louis in March is currently the most expensive (average of $356). 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 day to fly from Saint Thomas Island to St. Louis?

Travelers seeking maximum savings on their Saint Thomas Island to St. Louis flight should consider departing on Thursday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Saint Thomas Island to St. Louis?

Monday flights are found to be more expensive to fly from Saint Thomas Island to St. Louis. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to St. Louis.

What is the cheapest time of day to fly from STT to STL?

When flying from Saint Thomas Island to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 8% versus a flight in the morning.

Most accurate provider : When it comes to deals on Saint Thomas Island-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Saint Thomas Island-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Saint Thomas Island-St. Louis flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Saint Thomas Island-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Saint Thomas Island-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

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

$282+ Flights from Saint Thomas Island to St. Louis - Compare & Save Big

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Cheap flight deals from Saint Thomas Island to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 2 stars
Round-trip from	$462 (Mytrip)
One-way from	$282 (Delta)

Provider with most accurate pricing for Saint Thomas Island Cyril E King-Lambert-St Louis flight deals.

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Provider most trusted by Cheapflights users for Saint Thomas Island Cyril E King-Lambert-St Louis flights.

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From Saint Thomas Island Cyril E King to Lambert-St Louis

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One-way flight from Saint Thomas Island Cyril E King to Lambert-St Louis

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Find flight deals from Saint Thomas Island to St. Louis

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

Wed 5/142:41 pmSTT - STL

2 stops19h 34mSpirit Airlines

Sun 5/1810:10 amSTL - STT

1 stop22h 47mSpirit Airlines

Deal found 4/29

$462

Wed 5/142:41 pmSTT - STL

3 stops29h 00mMultiple Airlines

Sun 5/1810:10 amSTL - STT

2 stops25h 16mMultiple Airlines

Deal found 4/29

$539

Best flights from Saint Thomas Island to St. Louis
Discover carefully curated flight deals from Saint Thomas Island to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 30, 2025.

Wed 5/142:41 pmSTT - STL

2 stops19h 34mSpirit Airlines

Sun 5/1810:10 amSTL - STT

1 stop22h 47mSpirit Airlines

Deal found 4/29

$462

Wed 5/142:41 pmSTT - STL

3 stops29h 00mMultiple Airlines

Sun 5/1810:10 amSTL - STT

2 stops25h 16mMultiple Airlines

Deal found 4/29

$539

Last-minute flights from Saint Thomas Island to St. Louis
Discover last-minute flight deals from Saint Thomas Island to St. Louis. Data last updated April 30, 2025 and is based on user searches.

Wed 5/142:41 pmSTT - STL

2 stops19h 34mSpirit Airlines

Sun 5/1810:10 amSTL - STT

1 stop22h 47mSpirit Airlines

Deal found 4/29

$462

Wed 5/142:41 pmSTT - STL

3 stops29h 00mMultiple Airlines

Sun 5/1810:10 amSTL - STT

2 stops25h 16mMultiple Airlines

Deal found 4/29

$539

One-way flights from Saint Thomas Island to St. Louis
Search for one-way flight options from Saint Thomas Island to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 30, 2025.

Wed 7/163:02 pmSTT - STL

1 stop9h 51mDelta

Deal found 4/28

$282

Wed 7/165:05 pmSTT - STL

2 stops17h 01mAmerican Airlines

Deal found 4/28

$287

Mon 7/79:10 amSTT - STL

2 stops12h 55mUnited Airlines

Deal found 4/29

$580

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Wed 5/14

2:41 pm-9:15 am

2 stops19h 34m

Lambert-St Louis

Sun 5/18

10:10 am-9:57 am

1 stop22h 47m

$462

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Wed 5/14

2:41 pm-6:41 pm

3 stops29h 00m

Lambert-St Louis

Sun 5/18

10:10 am-12:26 pm

2 stops25h 16m

$539

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Wed 7/16

3:02 pm-11:53 pm

1 stop9h 51m

$282

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Wed 7/16

5:05 pm-9:06 am

2 stops17h 01m

$287

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Mon 7/7

9:10 am-9:05 pm

2 stops12h 55m

$580

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Most accurate provider: When it comes to deals on Saint Thomas Island-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Saint Thomas Island-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Saint Thomas Island-St. Louis flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Saint Thomas Island-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Saint Thomas Island-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Saint Thomas Island to St. Louis

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

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,929 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Spirit Airlines

6.3

Okay

7,956 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What is the cheapest airline to fly from Saint Thomas Island to St. Louis round-trip?
According to our current data, Spirit Airlines ($462), offers the cheapest pricing from Saint Thomas Island to St. Louis.
What are the cheapest airlines to fly from Saint Thomas Island to St. Louis one-way?
To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $282. American Airlines flights start at $287 while deals on United Airlines start at $580 one-way.
Can I find deals for flights from Saint Thomas Island to St. Louis that include hotel bookings?
Yes. In addition to deals on Saint Thomas Island to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Saint Thomas Island to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Thomas Island to St. Louis.
Can I find deals for business class flights from Saint Thomas Island to St. Louis?
Yes. Cheapflights offers flight deals from Saint Thomas Island to St. Louis 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 Saint Thomas Island to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Saint Thomas Island to St. Louis (average of $311). Flying from Saint Thomas Island to St. Louis in March is currently the most expensive (average of $356). 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

Fenton

Maryland Heights

Fairview Heights

Collinsville

Wentzville

Eureka

St. Peters

Festus

Glencoe

Alton

Farmington

O'Fallon

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Other flights to St. Louis

Top airline flying from Saint Thomas Island to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$487	Average$662	FlexibilityNo cancel fee	On-time71%

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$282+ Cheap flights from Saint Thomas Island (STT) to St. Louis (STL)

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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Saint Thomas Island to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Saint Thomas Island to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Saint Thomas Island to St. Louis

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

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

Cheapflights Fare Finder

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

Best time to book a flight from Saint Thomas Island to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Saint Thomas Island with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Saint Thomas Island to St. Louis

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

Reviews of airlines servicing St. Louis

Related info for your journey

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

What is the cheapest airline to fly from Saint Thomas Island to St. Louis round-trip?

What are the cheapest airlines to fly from Saint Thomas Island to St. Louis one-way?

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

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

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

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

Traveling to a place near Saint Thomas Island?

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 Saint Thomas Island to St. Louis

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

Top airline flying from Saint Thomas Island to St. Louis

100% Free

Book with Flexibility

Travel Smart

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