What are the cheapest airlines flying from Charleston to Saint Thomas Island round-trip?

Spirit Airlines, at $277, was found to be the cheapest airline from Charleston to Saint Thomas Island.Alternate airlines to your destination round-trip include Delta and American Airlines. You may be able to fly from Charleston to Saint Thomas Island for 53% less than the average price by searching for these airlines.

What is the cheapest day to fly from Charleston to Saint Thomas Island?

Travelers seeking maximum savings on their Charleston to Saint Thomas Island flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday 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 Charleston to Saint Thomas Island?

Consider American Airlines, Delta or Spirit Airlines when booking your flight. These represent the most popular airlines when flying from Charleston to Saint Thomas Island.

What is the cheapest day to fly round-trip from Charleston 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 Charleston to Saint Thomas Island?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 29 days in advance, which can save you up to 243% on flights from Charleston to Saint Thomas Island compared to booking the week you need them. Waiting 29 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $406. For sooner than that we have options available in the next 3 days from $963.

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

September is one of the best times of the year to fly to Saint Thomas Island from Charleston. Prices for September average $600 per person but you can even find prices for as low as $208. The most expensive prices can be found in the month of April. Opting for a September flight can save you 28% on your journey compared to booking in April

How can I find direct flights from Charleston 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 Charleston to Saint Thomas Island.

Can I find deals for business class flights from Charleston to Saint Thomas Island?

Yes. Cheapflights offers flight deals from Charleston 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.

$182+ Flights from Charleston to Saint Thomas Island

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Cheapflights Tip: The best prices from Charleston to Saint Thomas Island Cyril E King are usually found in September or August, booked 28 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Charleston to Saint Thomas Island

Round-trip from	$277 (Mytrip)
One-way from	$182 (FlightHub)
Popular in	April
Cheapest in	September
Average price	$667

From Charleston to Saint Thomas Island Cyril E King

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One-way flight from Charleston to Saint Thomas Island Cyril E King

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Highest demand for flights based on searches. 14% potential increase in price ($103 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Find flight deals from Charleston to Saint Thomas Island

Cheapest flights from Charleston to Saint Thomas Island
Explore the most affordable flight options available from Charleston to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

mar. 7/87:03 amCHS - STT

2 stops26h 45mSpirit Airlines

sáb. 7/1210:43 amSTT - CHS

1 stop10h 10mSpirit Airlines

Deal found 6/11

$277

mié. 7/911:29 amCHS - STT

2 stops22h 19mMultiple Airlines

sáb. 7/1210:43 amSTT - CHS

2 stops23h 02mMultiple Airlines

Deal found 6/9

$427

mar. 10/215:30 amCHS - STT

1 stop8h 02mDelta

mar. 10/282:42 pmSTT - CHS

1 stop8h 59mDelta

Deal found 6/10

$452

mar. 10/287:18 amCHS - STT

1 stop5h 20mAmerican Airlines

mié. 11/1212:35 pmSTT - CHS

1 stop5h 43mAmerican Airlines

Deal found 6/12

$453

sáb. 7/267:00 amCHS - STT

1 stop8h 43mUnited Airlines

mar. 8/121:19 pmSTT - CHS

1 stop9h 26mUnited Airlines

Deal found 6/11

$679

Best flights from Charleston to Saint Thomas Island
Discover carefully curated flight deals from Charleston to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junio 12, 2025.

mar. 7/87:03 amCHS - STT

2 stops26h 45mSpirit Airlines

sáb. 7/1210:43 amSTT - CHS

1 stop10h 10mSpirit Airlines

Deal found 6/11

$277

mié. 7/911:29 amCHS - STT

2 stops22h 19mMultiple Airlines

sáb. 7/1210:43 amSTT - CHS

2 stops23h 02mMultiple Airlines

Deal found 6/9

$427

mar. 10/215:30 amCHS - STT

1 stop8h 02mDelta

mar. 10/282:42 pmSTT - CHS

1 stop8h 59mDelta

Deal found 6/10

$452

mar. 10/287:18 amCHS - STT

1 stop5h 20mAmerican Airlines

mié. 11/1212:35 pmSTT - CHS

1 stop5h 43mAmerican Airlines

Deal found 6/12

$453

sáb. 7/267:00 amCHS - STT

1 stop8h 43mUnited Airlines

mar. 8/121:19 pmSTT - CHS

1 stop9h 26mUnited Airlines

Deal found 6/11

$679

Last-minute flights from Charleston to Saint Thomas Island
Discover last-minute flight deals from Charleston to Saint Thomas Island. Data last updated junio 12, 2025 and is based on user searches.

mar. 6/178:44 pmCHS - STT

2 stops16h 05mAmerican Airlines

mar. 6/244:00 pmSTT - CHS

1 stop7h 48mAmerican Airlines

Deal found 6/10

$692

mié. 6/185:50 amCHS - STT

1 stop6h 27mUnited Airlines

mié. 6/254:45 pmSTT - CHS

1 stop17h 29mUnited Airlines

Deal found 6/10

$1,875

jue. 6/199:42 amCHS - STT

1 stop24h 06mSpirit Airlines

mié. 6/251:24 pmSTT - CHS

2 stops19h 13mSpirit Airlines

Deal found 6/10

$442

mar. 7/87:03 amCHS - STT

2 stops26h 45mSpirit Airlines

sáb. 7/1210:43 amSTT - CHS

1 stop10h 10mSpirit Airlines

Deal found 6/11

$277

mié. 7/911:29 amCHS - STT

2 stops22h 19mMultiple Airlines

sáb. 7/1210:43 amSTT - CHS

2 stops23h 02mMultiple Airlines

Deal found 6/9

$427

vie. 7/117:44 pmCHS - STT

1 stop16h 21mAmerican Airlines

vie. 7/185:05 pmSTT - CHS

1 stop16h 41mAmerican Airlines

Deal found 6/11

$549

dom. 7/135:15 amCHS - STT

1 stop9h 45mDelta

mar. 7/221:27 pmSTT - CHS

1 stop10h 32mDelta

Deal found 6/11

$509

sáb. 7/267:00 amCHS - STT

1 stop8h 43mUnited Airlines

mar. 8/121:19 pmSTT - CHS

1 stop9h 26mUnited Airlines

Deal found 6/11

$679

One-way flights from Charleston to Saint Thomas Island
Search for one-way flight options from Charleston to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated junio 12, 2025.

lun. 7/73:31 pmCHS - STT

2 stops18h 17mSpirit Airlines

Deal found 6/11

$182

lun. 7/74:30 pmCHS - STT

1 stop21h 28mMultiple Airlines

Deal found 6/11

$216

vie. 8/155:15 amCHS - STT

1 stop8h 55mDelta

Deal found 6/10

$268

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

mar. 7/8

7:03 am-9:48 am

2 stops26h 45m

Saint Thomas Island Cyril E King

sáb. 7/12

10:43 am-8:53 pm

1 stop10h 10m

$277

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

mié. 7/9

11:29 am-9:48 am

2 stops22h 19m

Saint Thomas Island Cyril E King

sáb. 7/12

10:43 am-9:45 am

2 stops23h 02m

$427

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

mar. 10/21

5:30 am-1:32 pm

1 stop8h 02m

Saint Thomas Island Cyril E King

mar. 10/28

2:42 pm-11:41 pm

1 stop8h 59m

$452

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

mar. 10/28

6:22 pm-12:50 pm

2 stops18h 28m

Saint Thomas Island Cyril E King

mié. 11/12

6:15 pm-8:16 am

2 stops15h 01m

$453

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

sáb. 7/26

7:00 am-3:43 pm

1 stop8h 43m

Saint Thomas Island Cyril E King

mar. 8/12

1:19 pm-10:45 pm

1 stop9h 26m

$679

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

lun. 7/7

3:31 pm-9:48 am

2 stops18h 17m

$182

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

lun. 7/7

4:30 pm-1:58 pm

1 stop21h 28m

$216

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

vie. 8/15

5:15 am-2:10 pm

1 stop8h 55m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Charleston to Saint Thomas Island

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

How far ahead should I book a flight from Charleston to Saint Thomas Island?

To ensure you get the cheapest price possible for a flight from Charleston to Saint Thomas Island, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Charleston to Saint Thomas Island?

Currently, September is the cheapest month in which you can book a flight from Charleston to Saint Thomas Island (average of $433). Flying from Charleston to Saint Thomas Island in June is currently the most expensive (average of $650). 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 CHS to STT?

Unlike in the morning, when flights are generally more expensive, you can save up to 62% on flights from Charleston to Saint Thomas Island by exploring options for tickets at noon.

Reviews of airlines servicing Saint Thomas Island

To help decide which airline to fly from Charleston to Saint Thomas Island, see what other customers have to say about Delta, United Airlines and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,950 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,790 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Spirit Airlines

6.3

Okay

8,052 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Charleston to Saint Thomas Island round-trip?
Spirit Airlines, at $277, was found to be the cheapest airline from Charleston to Saint Thomas Island.Alternate airlines to your destination round-trip include Delta and American Airlines. You may be able to fly from Charleston to Saint Thomas Island for 53% less than the average price by searching for these airlines.
Can I find deals for flights from Charleston to Saint Thomas Island that include hotel bookings?
Yes. In addition to deals on Charleston to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Charleston 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 Charleston to Saint Thomas Island.
Can I find deals for business class flights from Charleston to Saint Thomas Island?
Yes. Cheapflights offers flight deals from Charleston 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 Charleston to Saint Thomas Island?
Currently, September is the cheapest month in which you can book a flight from Charleston to Saint Thomas Island (average of $433). Flying from Charleston to Saint Thomas Island in June is currently the most expensive (average of $650). 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

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Charleston to Saint Thomas Island

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$176	Average$255	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$387	Average$602	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$413	Average$626	FlexibilityNo cancel fee	On-time71%

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$182+ Cheap flights from Charleston (CHS) to Saint Thomas Island (STT)

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

Find cheap flights from Charleston to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Charleston to Saint Thomas Island Cyril E King are usually found in September or August, booked 28 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Charleston to Saint Thomas Island

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Charleston to Saint Thomas Island

Cheapest flights from Charleston to Saint Thomas IslandExplore the most affordable flight options available from Charleston to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

Explore the most affordable flight options available from Charleston to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Charleston to Saint Thomas Island

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

Cheapflights Insights

Everything you need to know about your flight from Charleston to Saint Thomas Island

How far ahead should I book a flight from Charleston to Saint Thomas Island?

Use this chart to determine the optimal time to book a round-trip flight from Charleston to Saint Thomas Island. Price data was last updated on June 9, 2025.

What is the cheapest month to book a flight from Charleston to Saint Thomas Island?

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

Find hourly flight availability from Charleston 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 junio 12, 2025.

Reviews of airlines servicing Saint Thomas Island

Related info for your journey

Find useful and relevant information for your journey from Charleston 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 Charleston to Saint Thomas Island round-trip?

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

How can I find direct flights from Charleston to Saint Thomas Island?

Can I find deals for business class flights from Charleston to Saint Thomas Island?

What is the cheapest month to book a flight from Charleston to Saint Thomas Island?

Traveling to a place near Charleston?

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Alternative routes for Charleston to Saint Thomas Island

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Top 3 airlines flying from Charleston to Saint Thomas Island

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Cheapest flights from Charleston to Saint Thomas Island
Explore the most affordable flight options available from Charleston to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.