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.

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).

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 decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$266+ Cheap Flights from Saint Thomas Island to St. Louis

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1. Tell us where you want to go

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Cheap flight deals from Saint Thomas Island to St. Louis

One-way

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 October 25, 2026.

Thu 11/194:30 pm -

1 stop9h 28m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$266

Sat 11/73:00 pm -

1 stop8h 40m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$272

Sat 11/71:07 pm -

2 stops10h 52m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$282

Thu 11/191:13 pm -

3 stops30h 27m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$445

Sat 11/72:22 pm -

3 stops22h 57m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$512

Sat 1/29:10 am -

3 stops51h 43m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/24

$678

Sun 1/312:01 pm -

2 stops30h 40m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/24

$973

Sat 1/22:40 pm -

1 stop8h 05m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/24

$1,022

Find flight deals from Saint Thomas Island to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars

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

Search Deals

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

Search Deals

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

Cheapest round-trip

Saint Thomas IslandSt. Louis

STT Saint Thomas Island Cyril E King - STL Lambert-St Louis

STTSTL

Saint Thomas Island Cyril E King

Thu 11/19

3:15 pm-8:13 am

2 stops18h 58m

Lambert-St Louis

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$272

Quickest round-trip

Saint Thomas IslandSt. Louis

STT Saint Thomas Island Cyril E King - STL Lambert-St Louis

STTSTL

Saint Thomas Island Cyril E King

Sat 11/7

3:00 pm-9:40 pm

1 stop8h 40m

Lambert-St Louis

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$272

Saint Thomas IslandSt. Louis

STT Saint Thomas Island Cyril E King - STL Lambert-St Louis

STTSTL

Saint Thomas Island Cyril E King

Sun 1/3

3:50 pm-12:15 am

1 stop10h 25m

Lambert-St Louis

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$1,022

Saint Thomas IslandSt. Louis

STT Saint Thomas Island Cyril E King - STL Lambert-St Louis

STTSTL

Saint Thomas Island Cyril E King

Sat 1/2

2:40 pm-11:55 pm

2 stops11h 15m

Lambert-St Louis

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$1,022

Saint Thomas IslandSt. Louis

STT Saint Thomas Island Cyril E King - STL Lambert-St Louis

STTSTL

Saint Thomas Island Cyril E King

Sun 1/3

5:38 pm-4:41 pm

3 stops25h 03m

Lambert-St Louis

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$1,093

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Sorted by cheapest first

Compare providers for flights from Saint Thomas Island to St. Louis

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Saint Thomas Island to St. Louis in October.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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.

STT-STL

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.

Related info for your journey

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.

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$266+ Cheap flights from Saint Thomas Island (STT) to St. Louis (STL)

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 11/19. 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

One-way flights from Saint Thomas Island to St. LouisSearch for one-way flight options from Saint Thomas Island to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

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 October 25, 2026.

Find flight deals from Saint Thomas Island to St. Louis

Most accurate provider

Most trusted provider

Cheapflights Fare Finder

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

Compare providers for flights from Saint Thomas Island to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Saint Thomas Island to St. Louis in October.

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.

Related info for your journey

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?

Traveling to a place near St. Louis?

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Alternative routes for Saint Thomas Island to St. Louis

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Complete your trip

Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Saint Thomas Island to St. Louis by cabin class

Find flights from Saint Thomas Island to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Saint Thomas Island and St. Louis flights

Browse other Saint Thomas Island and St. Louis flight options. Last updated on October 25, 2026.

Other flights from Saint Thomas Island

Browse through other flights departing from Saint Thomas Island. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.

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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 October 25, 2026.