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

Orlando (MCO) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Saint Thomas Island?

American Airlines, Delta and Southwest 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 65% 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.

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

United Airlines is the most popular carrier 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 Orlando (MCO) offer the lowest average round-trip price of $639.

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

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 7h 01m.

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

Atlanta (ATL) has the shortest average layover time for this route: 1h 31m.

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 2026.

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.

$146 Cheap Flights from St. Louis to Saint Thomas Island in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 am - 3:36 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

8h 31m1 stop Miami

3:13 pm - 10:58 pmSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

9h 45m1 stop Philadelphia

$296American Airlines

Sun, Feb 21 - Fri, Feb 26

4:17 pm - 12:58 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

19h 41m2 stops New York LaGuardia Miami

4:53 pm - 9:47 pmSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

6h 54m1 stop Miami

$296American Airlines

Tue, Oct 27 - Tue, Nov 3

6:15 am - 4:20 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

8h 05m1 stop Houston George Bush Intcntl

3:35 pm - 10:26 pmSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

8h 51m1 stop Houston George Bush Intcntl

$296United Airlines

Sun, Nov 1 - Sat, Nov 7

6:15 am - 4:20 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

8h 05m1 stop Houston George Bush Intcntl

3:00 pm - 9:52 pmSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

8h 52m1 stop Newark

$407United Airlines

Sat, Nov 14 - Tue, Nov 17

6:00 am - 4:20 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

8h 20m1 stop Houston George Bush Intcntl

11:21 am - 9:49 amSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

24h 28m2 stops San Juan Luis Munoz Marin Intl Newark

$531Multiple Airlines

Sat, Dec 5 - Sat, Dec 12

5:00 am - 2:00 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

8h 00m1 stop Orlando

2:50 pm - 12:30 amSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

10h 40m1 stop Orlando

$540Southwest

Mon, Oct 19 - Mon, Oct 26

5:05 am - 1:20 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

7h 15m1 stop Orlando

2:50 pm - 12:30 amSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

10h 40m1 stop Orlando

$633Southwest

Sat, Sep 26 - Mon, Oct 5

6:15 am - 3:43 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

8h 28m1 stop Houston George Bush Intcntl

5:40 pm - 2:10 pmSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

21h 30m2 stops San Juan Luis Munoz Marin Intl Houston George Bush Intcntl

$633Multiple Airlines

Sat, Sep 26 - Mon, Oct 5

6:00 am - 1:42 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

6h 42m1 stop Atlanta Hartsfield-Jackson

2:52 pm - 11:42 pmSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

9h 50m1 stop Atlanta Hartsfield-Jackson

$856Delta

Wed, Sep 9 - Tue, Sep 15

6:00 am - 1:42 pmSTL Lambert-St Louis-STT Saint Thomas Island Cyril E King

6h 42m1 stop Atlanta Hartsfield-Jackson

2:52 pm - 11:42 pmSTT Saint Thomas Island Cyril E King-STL Lambert-St Louis

9h 50m1 stop Atlanta Hartsfield-Jackson

$956Delta

Wed, Sep 9 - Tue, Sep 15

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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

Nov 2

STL8:15 pmLambert-St Louis

17h 23m

2 stops

STT3:38 pmSaint Thomas Island Cyril E King

Nov 6

STT4:53 pmSaint Thomas Island Cyril E King

6h 54m

1 stop

STL9:47 pmLambert-St Louis

$296

American Airlines

Feb 1

STL6:09 pmLambert-St Louis

20h 56m

1 stop

STT5:05 pmSaint Thomas Island Cyril E King

Feb 8

STT6:39 pmSaint Thomas Island Cyril E King

18h 12m

2 stops

STL10:51 amLambert-St Louis

$357

American Airlines

Dec 30

STL4:32 pmLambert-St Louis

23h 01m

2 stops

STT5:33 pmSaint Thomas Island Cyril E King

Jan 7

STT6:39 pmSaint Thomas Island Cyril E King

18h 12m

2 stops

STL10:51 amLambert-St Louis

$383

Southwest flights from St. Louis to Saint Thomas Island

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

Southwest

Oct 19

STL5:00 amLambert-St Louis

8h 00m

1 stop

STT2:00 pmSaint Thomas Island Cyril E King

Oct 26

STT2:50 pmSaint Thomas Island Cyril E King

10h 40m

1 stop

STL12:30 amLambert-St Louis

$540

Southwest

Oct 2

STL5:00 amLambert-St Louis

8h 00m

1 stop

STT2:00 pmSaint Thomas Island Cyril E King

Oct 5

STT2:50 pmSaint Thomas Island Cyril E King

10h 45m

1 stop

STL12:35 amLambert-St Louis

$660

Southwest

Nov 18

STL8:25 pmLambert-St Louis

16h 10m

2 stops

STT2:35 pmSaint Thomas Island Cyril E King

Nov 24

STT3:45 pmSaint Thomas Island Cyril E King

10h 10m

1 stop

STL11:55 pmLambert-St Louis

$666

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

Cheapest round-trip

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Sun 2/21

5:05 am-3:36 pm

1 stop8h 31m

Saint Thomas Island Cyril E King

Fri 2/26

3:13 pm-10:58 pm

1 stop9h 45m

$296

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Tue 10/27

4:17 pm-12:58 pm

2 stops19h 41m

Saint Thomas Island Cyril E King

Tue 11/3

4:53 pm-9:47 pm

1 stop6h 54m

$296

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Sun 11/1

6:15 am-4:20 pm

1 stop8h 05m

Saint Thomas Island Cyril E King

Sat 11/7

3:35 pm-10:26 pm

1 stop8h 51m

$296

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Sat 11/14

6:15 am-4:20 pm

1 stop8h 05m

Saint Thomas Island Cyril E King

Tue 11/17

3:00 pm-9:52 pm

1 stop8h 52m

$407

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Sat 12/5

6:00 am-4:20 pm

1 stop8h 20m

Saint Thomas Island Cyril E King

Sat 12/12

11:21 am-9:49 am

2 stops24h 28m

$531

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Mon 10/19

5:00 am-2:00 pm

1 stop8h 00m

Saint Thomas Island Cyril E King

Mon 10/26

2:50 pm-12:30 am

1 stop10h 40m

$540

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Sat 9/26

5:05 am-1:20 pm

1 stop7h 15m

Saint Thomas Island Cyril E King

Mon 10/5

2:50 pm-12:30 am

1 stop10h 40m

$633

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Sat 9/26

6:15 am-3:43 pm

1 stop8h 28m

Saint Thomas Island Cyril E King

Mon 10/5

5:40 pm-2:10 pm

2 stops21h 30m

$633

Quickest round-trip

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Wed 9/9

6:00 am-1:42 pm

1 stop6h 42m

Saint Thomas Island Cyril E King

Tue 9/15

2:52 pm-11:42 pm

1 stop9h 50m

$856

St. LouisSaint Thomas Island

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

STLSTT

Lambert-St Louis

Wed 9/9

6:00 am-1:42 pm

1 stop6h 42m

Saint Thomas Island Cyril E King

Tue 9/15

2:52 pm-11:42 pm

1 stop9h 50m

$956

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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 typical price of a round-trip flight between St. Louis and Saint Thomas Island?

Prices are currently low for flights on this route.

Typical prices usually range from $468 to $661.
The lowest price recently found on this route was $296.

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

The month of February is another great option to travel to Saint Thomas Island, with average flight prices from St. Louis averaging around $536.

How far in advance should I book a flight from St. Louis 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 $645 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 $559 on momondo.

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

You could potentially save up to 6% on your flight if you consider stops on a St. Louis to Saint Thomas Island flight.

How have St. Louis to Saint Thomas Island flight prices changed over time?

As of August 2026, prices for St. Louis to Saint Thomas Island flights are approximately 10% more expensive when compared to flights at the same time last year.

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	$146
Fastest flight time	6h 42m
Direct flights	None

The best one-way flight to Saint Thomas Island from St. Louis in the past 72 hours is $146. The best round-trip flight deal from St. Louis to Saint Thomas Island found on momondo in the last 72 hours is $296.

The fastest flight from St. Louis to Saint Thomas Island takes 6h 42m

There are no direct flights from St. Louis to Saint Thomas Island. There are no popular flight routes from St. Louis to Saint Thomas Island.

Search flight deals

Frequently asked questions about flying from St. Louis to Saint Thomas Island

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 42m.
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 2026.
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 59% of the total bookings. Other popular airlines include Delta with 23%, Southwest with 10%, and United Airlines with 8%.

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
United Airlines	PriceFrom $352	Free Cancellation	Rating 7.4 10,135 reviews	Search United Airlines flights
Delta	PriceFrom $389	Free Cancellation	Rating 7.8 8,531 reviews	Search Delta flights
American Airlines	PriceFrom $467	Free Cancellation	Rating 7.1 12,015 reviews	Search American Airlines flights
Southwest	PriceFrom $554	Free Cancellation	Rating 8.0 4,203 reviews	Search Southwest 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 $146

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 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

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American Airlines flights from St. Louis to Saint Thomas Island

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

Southwest flights from St. Louis to Saint Thomas Island

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

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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

What is the typical price of a round-trip flight between St. Louis and Saint Thomas Island?

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

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

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

How have St. Louis to Saint Thomas Island flight prices changed over time?

What is the cheapest airline that flies 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?

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

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

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

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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?

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

Fly your favorite airline to Saint Thomas Island

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Saint Thomas Island

List of cabin classes available on flights landing in Saint Thomas Island. Availability may vary depending on flight origin and airline.

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According to popular flight searches on momondo this year

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