Which layover airport has the shortest connection time from St. Louis to Saint Thomas Island?

Charlotte (CLT) has the shortest average layover time for this route: 0h 55m.

What is the cheapest airline that flies from Lambert-St Louis to Saint Thomas Island Cyril E King?

Spirit Airlines, Delta, and American Airlines are the most popular carriers operating from Lambert-St Louis to Saint Thomas Island Cyril E King

Which layover airport offers the lowest fares from St. Louis to Saint Thomas Island?

Flights via Fort Lauderdale (FLL) offer the lowest average round-trip price of $193.

Which layover airport has the shortest travel time from St. Louis to Saint Thomas Island?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 6h 09m.

What airlines fly to Saint Thomas Island?

American Airlines, Delta and Spirit Airlines are the top three most popular airlines that fly to Saint Thomas Island from St. Louis according to our data. American Airlines is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Saint Thomas Island. Keep in mind that there are 4 different airlines that fly to Saint Thomas Island on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between St. Louis and Saint Thomas Island?

Atlanta (ATL) was the most common stop: 78% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport?

Prices for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport are updated daily.

How many operators does momondo search for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport?

The number of operators available for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport is 4 as of August 2025.

How old do you have to be to fly from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport.

What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

The travel and health documents you'll need for your trip to Saint Thomas Island Cyril E King Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Thomas Island Cyril E King Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$152 Cheap Flights from St. Louis to Saint Thomas Island in 2025

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Find the cheapest flights from St. Louis to Saint Thomas Island

Round-trip

One-way

Last minute

Cheap round-trip flights

7:00 pm - 9:49 amSTL-STT

13h 49m1 stop

10:54 am - 5:55 pmSTT-STL

8h 01m1 stop

$271Spirit Airlines

Find Deal

Sat, Oct 18 - Sat, Oct 25

7:00 pm - 9:49 amSTL-STT

13h 49m1 stop

10:54 am - 5:55 pmSTT-STL

8h 01m1 stop

$278Spirit Airlines

Find Deal

Sat, Oct 18 - Sat, Oct 25

9:50 am - 12:56 pmSTL-STT

26h 06m3 stops

10:54 am - 5:55 pmSTT-STL

8h 01m1 stop

$356

Find Deal

Sat, Oct 18 - Sat, Oct 25

9:50 am - 12:56 pmSTL-STT

26h 06m3 stops

10:54 am - 5:55 pmSTT-STL

8h 01m1 stop

$368

Find Deal

Sat, Oct 18 - Sat, Oct 25

5:28 am - 4:00 pmSTL-STT

9h 32m1 stop

1:40 pm - 11:59 pmSTT-STL

11h 19m1 stop

$509American Airlines

Find Deal

Fri, Sep 5 - Wed, Sep 10

6:00 am - 4:00 pmSTL-STT

9h 00m2 stops

4:05 pm - 8:05 amSTT-STL

17h 00m1 stop

$534American Airlines

Find Deal

Sat, Aug 30 - Sat, Sep 6

6:00 am - 2:55 pmSTL-STT

6h 55m1 stop

1:55 pm - 8:39 pmSTT-STL

8h 44m1 stop

$558Delta

Find Deal

Mon, Jan 12 - Sat, Jan 17

7:05 am - 2:50 pmSTL-STT

6h 45m1 stop

2:49 pm - 11:41 pmSTT-STL

9h 52m1 stop

$569Delta

Find Deal

Sat, Oct 18 - Thu, Oct 23

6:15 am - 3:43 pmSTL-STT

8h 28m1 stop

1:15 pm - 11:44 pmSTT-STL

11h 29m1 stop

$599United Airlines

Find Deal

Sat, Oct 18 - Tue, Oct 28

6:15 am - 3:43 pmSTL-STT

8h 28m1 stop

12:02 pm - 3:49 pmSTT-STL

28h 47m2 stops

$675United Airlines

Find Deal

Sat, Oct 18 - Tue, Oct 28

American Airlines flights from St. Louis to Saint Thomas Island

Our best American Airlines deals on St. Louis to Saint Thomas Island flight tickets

American Airlines

Sep 5

STL5:28 amLambert-St Louis

9h 32m

1 stop

STT4:00 pmSaint Thomas Island Cyril E King

Sep 10

STT1:40 pmSaint Thomas Island Cyril E King

11h 19m

1 stop

STL11:59 pmLambert-St Louis

$509

Find similar

American Airlines

Aug 30

STL6:00 amLambert-St Louis

9h 00m

2 stops

STT4:00 pmSaint Thomas Island Cyril E King

Sep 6

STT4:05 pmSaint Thomas Island Cyril E King

17h 00m

1 stop

STL8:05 amLambert-St Louis

$534

Find similar

American Airlines

Nov 2

STL7:58 pmLambert-St Louis

18h 57m

2 stops

STT4:55 pmSaint Thomas Island Cyril E King

Nov 5

STT6:17 pmSaint Thomas Island Cyril E King

15h 53m

2 stops

STL8:10 amLambert-St Louis

$537

Find similar

Spirit Airlines flights from St. Louis to Saint Thomas Island

Our best Spirit Airlines deals on St. Louis to Saint Thomas Island flight tickets

Spirit Airlines

Oct 18

STL7:00 pmLambert-St Louis

13h 49m

1 stop

STT9:49 amSaint Thomas Island Cyril E King

Oct 25

STT10:54 amSaint Thomas Island Cyril E King

8h 01m

1 stop

STL5:55 pmLambert-St Louis

$271

Find similar

Spirit Airlines

Oct 18

STL7:00 pmLambert-St Louis

13h 49m

1 stop

STT9:49 amSaint Thomas Island Cyril E King

Oct 25

STT10:54 amSaint Thomas Island Cyril E King

8h 01m

1 stop

STL5:55 pmLambert-St Louis

$278

Find similar

Spirit Airlines

Oct 18

STL7:00 pmLambert-St Louis

13h 49m

1 stop

STT9:49 amSaint Thomas Island Cyril E King

Oct 25

STT2:01 pmSaint Thomas Island Cyril E King

20h 58m

2 stops

STL9:59 amLambert-St Louis

$311

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Sat 10/18

7:00 pm-9:49 am

1 stop13h 49m

Saint Thomas Island Cyril E King

Sat 10/25

10:54 am-5:55 pm

1 stop8h 01m

$271

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Sat 10/18

7:00 pm-9:49 am

1 stop13h 49m

Saint Thomas Island Cyril E King

Sat 10/25

10:54 am-5:55 pm

1 stop8h 01m

$278

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Sat 10/18

9:50 am-12:56 pm

3 stops26h 06m

Saint Thomas Island Cyril E King

Sat 10/25

10:54 am-5:55 pm

1 stop8h 01m

$356

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Sat 10/18

9:50 am-12:56 pm

3 stops26h 06m

Saint Thomas Island Cyril E King

Sat 10/25

10:54 am-5:55 pm

1 stop8h 01m

$368

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Fri 9/5

5:28 am-4:00 pm

1 stop9h 32m

Saint Thomas Island Cyril E King

Wed 9/10

1:40 pm-11:59 pm

1 stop11h 19m

$509

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Sat 8/30

6:00 am-4:00 pm

2 stops9h 00m

Saint Thomas Island Cyril E King

Sat 9/6

4:05 pm-8:05 am

1 stop17h 00m

$534

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Mon 1/12

6:00 am-2:55 pm

1 stop6h 55m

Saint Thomas Island Cyril E King

Sat 1/17

1:55 pm-8:39 pm

1 stop8h 44m

$558

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Sat 10/18

7:05 am-2:50 pm

1 stop6h 45m

Saint Thomas Island Cyril E King

Thu 10/23

2:49 pm-11:41 pm

1 stop9h 52m

$569

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Sat 10/18

6:15 am-3:43 pm

1 stop8h 28m

Saint Thomas Island Cyril E King

Tue 10/28

1:15 pm-11:44 pm

1 stop11h 29m

$599

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

Sat 10/18

6:15 am-3:43 pm

1 stop8h 28m

Saint Thomas Island Cyril E King

Tue 10/28

12:02 pm-3:49 pm

2 stops28h 47m

$675

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Saint Thomas Island

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Saint Thomas Island?

The month of October is another great option to travel to Saint Thomas Island, with average flight prices from St. Louis averaging around $534.

What is the cheapest day to depart on your flight to Saint Thomas Island?

On average, the least expensive day to fly to Saint Thomas Island from St. Louis is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $555. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Saint Thomas Island for around $692.

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

The cheapest time of day to fly to Saint Thomas Island is in the evening when flights can be purchased for as low as $329. Flights to Saint Thomas Island are more costly in the morning, with an average ticket price of $624. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Saint Thomas Island?

You are more likely to see cheaper flights to Saint Thomas Island from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $654 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Thomas Island from St. Louis for as low as $538 on momondo.

Can stopping save me money on St. Louis to Saint Thomas Island flights?

You could potentially save up to 55% on your flight if you consider stops on a St. Louis to Saint Thomas Island flight.

When to book flights from St. Louis to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap St. Louis to Saint Thomas Island (STL to STT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Saint Thomas Island

Best Price Found	$152
Fastest flight time	6h 10m
Direct flights	None
Airports in Saint Thomas Island	1 airport

The best one-way flight to Saint Thomas Island from St. Louis in the past 72 hours is $152. The best round-trip flight deal from St. Louis to Saint Thomas Island found on momondo in the last 72 hours is $271.

The fastest flight from St. Louis to Saint Thomas Island takes 6h 10m

There are no direct flights from St. Louis to Saint Thomas Island. Popular non-direct route for this connection is Lambert-St Louis Airport - Saint Thomas Island Cyril E King Airport.

There is 1 airport near Saint Thomas Island: Saint Thomas Island Cyril E King (STT)

Search flight deals

How far is Lambert-St Louis to Saint Thomas Island Cyril E King by plane?
There are 2063.4 mi between Lambert-St Louis and Saint Thomas Island Cyril E King. By plane, this route typically takes 6h 10m.
When did momondo last update prices for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport?
Prices for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport are updated daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport?
The number of operators available for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport is 4 as of August 2025.
How old do you have to be to fly from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport.
What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?
The travel and health documents you'll need for your trip to Saint Thomas Island Cyril E King Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Thomas Island Cyril E King Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from St. Louis to Saint Thomas Island?
Based on momondo bookings for flights between St. Louis and Saint Thomas Island, the leading airline is American Airlines, making up 65% of the total bookings. Other popular airlines include Delta with 20%, United Airlines with 8%, and Spirit Airlines with 7%.

Best airlines flying from St. Louis to Saint Thomas Island

Compare and see reviews for airlines that fly from St. Louis to Saint Thomas Island with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $147	Free Cancellation	Rating 6.3 8,054 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $454	Free Cancellation	Rating 7.4 8,904 reviews	Search United Airlines flights
American Airlines	PriceFrom $487	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $487	Free Cancellation	Rating 8.0 7,983 reviews	Search Delta flights

St. John

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Saint Thomas Island?

Finding the right flight to Saint Thomas Island from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Saint Thomas Island quick and easy, saving you time and money.

Can I find flights from St. Louis to Saint Thomas Island with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Saint Thomas Island from St. Louis with this policy.

How can momondo help me find flights from St. Louis to Saint Thomas Island?

Once you have performed a search for St. Louis to Saint Thomas Island flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Saint Thomas Island right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Saint Thomas Island from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Saint Thomas Island trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from St. Louis to Saint Thomas Island from $152

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Saint Thomas Island departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from St. Louis to Saint Thomas Island

Cheap round-trip flights

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Cheap last minute flights

American Airlines flights from St. Louis to Saint Thomas Island

Our best American Airlines deals on St. Louis to Saint Thomas Island flight tickets

Spirit Airlines flights from St. Louis to Saint Thomas Island

Our best Spirit Airlines deals on St. Louis to Saint Thomas Island flight tickets

momondo Fare Finder

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

See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from St. Louis to Saint Thomas Island

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Saint Thomas Island?

The month of October is another great option to travel to Saint Thomas Island, with average flight prices from St. Louis averaging around $534.

What is the cheapest day to depart on your flight to Saint Thomas Island?

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

How far in advance should I book a flight to Saint Thomas Island?

Can stopping save me money on St. Louis to Saint Thomas Island flights?

You could potentially save up to 55% on your flight if you consider stops on a St. Louis to Saint Thomas Island flight.

What is the cheapest airline that flies from Lambert-St Louis to Saint Thomas Island Cyril E King?

Spirit Airlines, Delta, and American Airlines are the most popular carriers operating from Lambert-St Louis to Saint Thomas Island Cyril E King

What airlines fly to Saint Thomas Island?

Which airport is the most popular layover for flights between St. Louis and Saint Thomas Island?

Atlanta (ATL) was the most common stop: 78% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from St. Louis to Saint Thomas Island?

Flights via Fort Lauderdale (FLL) offer the lowest average round-trip price of $193.

Which layover airport has the shortest travel time from St. Louis to Saint Thomas Island?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 6h 09m.

Which layover airport has the shortest connection time from St. Louis to Saint Thomas Island?

Charlotte (CLT) has the shortest average layover time for this route: 0h 55m.

When to book flights from St. Louis to Saint Thomas Island

Cheap St. Louis to Saint Thomas Island (STL to STT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Saint Thomas Island

Best Price Found

Fastest flight time

Direct flights

Airports in Saint Thomas Island

How far is Lambert-St Louis to Saint Thomas Island Cyril E King by plane?

When did momondo last update prices for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport?

How many operators does momondo search for flights from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport?

How old do you have to be to fly from Lambert-St Louis Airport to Saint Thomas Island Cyril E King Airport?

What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

What is the most popular airline from St. Louis to Saint Thomas Island?

Best airlines flying from St. Louis to Saint Thomas Island

Compare and see reviews for airlines that fly from St. Louis to Saint Thomas Island with momondo

Traveling to a place near Saint Thomas Island?

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Saint Thomas Island?

Can I find flights from St. Louis to Saint Thomas Island with flexible booking policies on momondo?

How can momondo help me find flights from St. Louis to Saint Thomas Island?

I’m not ready to book a flight from St. Louis to Saint Thomas Island right now. Can momondo alert me if prices change?

An easier way to manage your Saint Thomas Island trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the U.S. Virgin Islands

Airports servicing U.S. Virgin Islands