What are the cheapest airlines flying from St. Louis to Saint Thomas Island round-trip?

Spirit Airlines, at $233, was found to be the cheapest airline from St. Louis to Saint Thomas Island.Alternate airlines to your destination round-trip include American Airlines and Delta. Spirit Airlines is 63% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

The most popular airlines flying from St. Louis to Saint Thomas Island are American Airlines, Delta and Spirit Airlines. Something to consider prior to booking your flight.

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

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Saint Thomas Island. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from St. Louis to Saint Thomas Island?

Find a great deal and save up to 178% by booking at least 12 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Saint Thomas Island within the next two weeks, with the cheapest ticket starting at $262.

What is the cheapest month to fly from St. Louis to Saint Thomas Island?

Our data shows that October tends to be the cheapest month to fly to Saint Thomas Island from St. Louis. Users have commonly found prices around $640 for the month, but tickets can be as low as $339. Due to multiple factors, prepare for potentially higher prices in December.

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

Most trusted provider : When it comes to deals on St. Louis-Saint Thomas Island 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 St. Louis-Saint Thomas Island 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 St. Louis to Saint Thomas Island that include hotel bookings?

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

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

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 Thomas Island.

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

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

$233+ Flights from St. Louis to Saint Thomas Island

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1. Tell us where you want to go

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The best prices from Lambert-St Louis to Saint Thomas Island Cyril E King are usually found in October or September, booked 11 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from St. Louis to Saint Thomas Island

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$233 (CheapOair)
Popular in	December
Cheapest in	October
Average price	$554

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

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

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

Search Deals

High demand for flights, 3% potential price rise

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Best time to find cheap flights, 2% potential price drop

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Average for round-trip flights in January 2025

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Find flight deals from St. Louis to Saint Thomas Island

Cheapest flights from St. Louis to Saint Thomas Island
Explore the most affordable flight options available from St. Louis to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

Thu 2/64:28 pmSTL - STT

1 stop16h 18mSpirit Airlines

Mon 2/1011:51 amSTT - STL

1 stop28h 52mSpirit Airlines

Deal found 1/15

$233

Thu 4/34:57 pmSTL - STT

2 stops18h 23mFrontier

Mon 4/71:10 pmSTT - STL

2 stops35h 36mFrontier

Deal found 1/15

$358

Thu 1/304:28 pmSTL - STT

1 stop16h 18mMultiple Airlines

Tue 2/411:51 amSTT - STL

3 stops46h 59mMultiple Airlines

Deal found 1/16

$406

Fri 9/55:35 amSTL - STT

2 stops9h 55mAmerican Airlines

Fri 9/125:20 pmSTT - STL

2 stops16h 30mAmerican Airlines

Deal found 1/14

$467

Sat 8/236:00 amSTL - STT

1 stop6h 55mDelta

Sat 8/301:21 pmSTT - STL

1 stop11h 18mDelta

Deal found 1/14

$516

Wed 2/56:30 amSTL - STT

1 stop7h 10mUnited Airlines

Wed 2/121:05 pmSTT - STL

1 stop8h 04mUnited Airlines

Deal found 1/15

$639

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

Thu 2/64:28 pmSTL - STT

1 stop16h 18mSpirit Airlines

Mon 2/1011:51 amSTT - STL

1 stop28h 52mSpirit Airlines

Deal found 1/15

$233

Thu 1/304:28 pmSTL - STT

1 stop16h 18mMultiple Airlines

Tue 2/411:51 amSTT - STL

3 stops46h 59mMultiple Airlines

Deal found 1/16

$406

Wed 4/26:10 amSTL - STT

2 stops9h 21mAmerican Airlines

Thu 4/104:50 pmSTT - STL

2 stops16h 40mAmerican Airlines

Deal found 1/16

$509

Thu 2/277:15 amSTL - STT

1 stop6h 34mDelta

Tue 3/44:00 pmSTT - STL

1 stop9h 36mDelta

Deal found 1/16

$524

Wed 3/56:30 amSTL - STT

1 stop7h 10mUnited Airlines

Mon 3/102:00 pmSTT - STL

1 stop8h 49mUnited Airlines

Deal found 1/16

$684

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

Sat 1/187:15 amSTL - STT

1 stop6h 34mDelta

Tue 1/212:55 pmSTT - STL

1 stop10h 42mDelta

Deal found 1/16

$881

Sat 1/186:15 amSTL - STT

1 stop8h 18mUnited Airlines

Tue 1/211:05 pmSTT - STL

2 stops27h 09mUnited Airlines

Deal found 1/15

$1,178

Thu 1/304:28 pmSTL - STT

1 stop16h 18mMultiple Airlines

Tue 2/411:51 amSTT - STL

3 stops46h 59mMultiple Airlines

Deal found 1/16

$406

Thu 1/306:29 pmSTL - STT

1 stop15h 21mAmerican Airlines

Tue 2/44:10 pmSTT - STL

1 stop8h 07mAmerican Airlines

Deal found 1/16

$659

Wed 2/56:30 amSTL - STT

1 stop7h 10mUnited Airlines

Wed 2/121:05 pmSTT - STL

1 stop8h 04mUnited Airlines

Deal found 1/15

$639

Thu 2/64:28 pmSTL - STT

1 stop16h 18mSpirit Airlines

Mon 2/1011:51 amSTT - STL

1 stop28h 52mSpirit Airlines

Deal found 1/15

$233

Sat 2/223:43 pmSTL - STT

2 stops18h 44mAmerican Airlines

Fri 2/286:35 pmSTT - STL

2 stops19h 24mAmerican Airlines

Deal found 1/16

$509

Thu 2/277:15 amSTL - STT

1 stop6h 34mDelta

Tue 3/44:00 pmSTT - STL

1 stop9h 36mDelta

Deal found 1/16

$524

Find flights from St. Louis to Saint Thomas Island within your budget

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Thu 2/6

4:28 pm-10:46 am

1 stop16h 18m

Saint Thomas Island Cyril E King

Mon 2/10

11:51 am-2:43 pm

1 stop28h 52m

$233

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Thu 4/3

4:57 pm-12:20 pm

2 stops18h 23m

Saint Thomas Island Cyril E King

Mon 4/7

1:10 pm-11:46 pm

2 stops35h 36m

$358

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Thu 1/30

4:28 pm-10:46 am

1 stop16h 18m

Saint Thomas Island Cyril E King

Tue 2/4

11:51 am-8:50 am

3 stops46h 59m

$406

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Thu 4/24

7:03 pm-10:40 am

1 stop14h 37m

Saint Thomas Island Cyril E King

Mon 4/28

5:50 pm-11:24 am

2 stops18h 34m

$467

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Thu 2/27

7:15 am-3:49 pm

1 stop6h 34m

Saint Thomas Island Cyril E King

Tue 3/4

4:00 pm-11:36 pm

1 stop9h 36m

$524

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Wed 2/5

6:30 am-3:40 pm

1 stop7h 10m

Saint Thomas Island Cyril E King

Wed 2/12

1:05 pm-7:09 pm

1 stop8h 04m

$639

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Wed 5/7

5:31 am-2:40 pm

1 stop8h 09m

$268

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Mon 7/14

5:18 pm-3:33 pm

3 stops21h 15m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

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

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

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	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 St. Louis-Saint Thomas Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Saint Thomas Island flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-Saint Thomas Island 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 St. Louis-Saint Thomas Island 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 St. Louis to Saint Thomas Island

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

Travel insights for flights from St. Louis to Saint Thomas Island

Get recent, data-driven insights about flights from St. Louis to Saint Thomas Island including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Saint Thomas Island?

The price you pay for your flight from St. Louis to Saint Thomas Island may vary depending on when you book. For the best chance of a lower fare, look to book 11 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from St. Louis to Saint Thomas Island (average of $433). Flying from St. Louis to Saint Thomas Island in June is currently the most expensive (average of $660). 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 STT?

When flying from St. Louis to Saint Thomas Island, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 48% versus a flight in the morning.

Reviews of airlines servicing Saint Thomas Island

Peruse reviews from past customers who have flown with United Airlines, American Airlines and Delta from St. Louis to Saint Thomas Island to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

8,511 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

8,511 reviews

Delta

8.0

Very good

8,511 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,965 reviews

Delta

8.0

Very good

8,511 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

8,511 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Spirit Airlines

6.3

Okay

8,098 reviews

Delta

8.0

Very good

8,511 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from St. Louis to Saint Thomas Island round-trip?
Spirit Airlines, at $233, was found to be the cheapest airline from St. Louis to Saint Thomas Island.Alternate airlines to your destination round-trip include American Airlines and Delta. Spirit Airlines is 63% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from St. Louis to Saint Thomas Island that include hotel bookings?
Yes. In addition to deals on St. Louis to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Saint Thomas Island?
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 Thomas Island.
Can I find deals for business class flights from St. Louis to Saint Thomas Island?
Yes. Cheapflights offers flight deals from St. Louis to Saint Thomas Island 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 Thomas Island?
Currently, September is the cheapest month in which you can book a flight from St. Louis to Saint Thomas Island (average of $433). Flying from St. Louis to Saint Thomas Island in June is currently the most expensive (average of $660). 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

St. John

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Top 4 airlines flying from St. Louis to Saint Thomas Island

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$226	Average$312	FlexibilityNo cancel fee	On-time65%
United Airlines	Cheapest$454	Average$723	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$487	Average$640	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$487	Average$644	FlexibilityNo cancel fee	On-timeN/A

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$233+ Cheap flights from St. Louis (STL) to Saint Thomas Island (STT)

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 2/6. 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 Thomas Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from Lambert-St Louis to Saint Thomas Island Cyril E King are usually found in October or September, booked 11 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from St. Louis to Saint Thomas Island

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Saint Thomas Island

Cheapest flights from St. Louis to Saint Thomas IslandExplore the most affordable flight options available from St. Louis to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

Explore the most affordable flight options available from St. Louis to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

Find flights from St. Louis to Saint Thomas Island within your budget

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

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 St. Louis to Saint Thomas Island in January.

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

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

Travel insights for flights from St. Louis to Saint Thomas Island

Get recent, data-driven insights about flights from St. Louis to Saint Thomas Island including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Saint Thomas Island?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Saint Thomas Island. Price data was last updated on January 10, 2025.

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

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

Find hourly flight availability from St. Louis to Saint Thomas Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 17, 2025.

Reviews of airlines servicing Saint Thomas Island

Peruse reviews from past customers who have flown with United Airlines, American Airlines and Delta from St. Louis to Saint Thomas Island to help guide your decision. You can also see how each airline compares 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 Thomas Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from St. Louis to Saint Thomas Island round-trip?

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

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

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

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

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Top 4 airlines flying from St. Louis to Saint Thomas Island

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Cheapest flights from St. Louis to Saint Thomas Island
Explore the most affordable flight options available from St. Louis to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.