How long is the flight from Charleston to Saint Thomas Island?

There are many flights that can get you from Charleston to Saint Thomas Island in 16h 29m. Fly via Spirit Airlines or American Airlines to get the fastest option. The distance from Charleston to Saint Thomas Island is about 1372 mi. This flight may include one or multiple stops.

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

Spirit Airlines, at $176, was found to be the cheapest airline from Charleston to Saint Thomas Island.Alternate airlines to your destination round-trip include American Airlines and Delta. You may be able to fly from Charleston to Saint Thomas Island for 71% 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 32 days in advance, which can save you up to 239% on flights from Charleston to Saint Thomas Island compared to booking the week you need them. Waiting 32 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 $1,210.

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 $621 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 27% 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.

$197+ Cheap 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 February, booked 31 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	$287 (Kiwi.com)
One-way from	$197 (Kiwi.com)
Popular in	April
Cheapest in	September
Average price	$430

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. 13% potential increase in price ($95 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 September 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 September 11, 2025.

Fri 10/1710:11 amCHS - STT

1 stop23h 45mSpirit Airlines

Sun 10/2611:01 amSTT - CHS

1 stop22h 00mSpirit Airlines

Deal found 9/11

$287

Sun 11/92:59 pmCHS - STT

1 stop23h 12mMultiple Airlines

Sat 11/151:33 pmSTT - CHS

1 stop22h 12mMultiple Airlines

Deal found 9/9

$308

Fri 11/1411:40 amCHS - STT

2 stops23h 48mMultiple Airlines

Mon 11/174:06 pmSTT - CHS

1 stop17h 31mMultiple Airlines

Deal found 9/9

$362

Sat 10/117:55 pmCHS - STT

2 stops17h 04mSpirit Airlines

Sat 10/182:01 pmSTT - CHS

2 stops19h 05mSpirit Airlines

Deal found 9/11

$368

Tue 10/286:00 amCHS - STT

1 stop10h 05mAmerican Airlines

Wed 11/124:17 pmSTT - CHS

2 stops17h 12mAmerican Airlines

Deal found 9/10

$459

Fri 11/284:52 pmCHS - STT

2 stops21h 19mMultiple Airlines

Sat 12/61:33 pmSTT - CHS

2 stops20h 01mMultiple Airlines

Deal found 9/10

$461

Mon 10/276:36 pmCHS - STT

2 stops18h 13mAmerican Airlines

Sat 11/11:39 pmSTT - CHS

2 stops19h 50mAmerican Airlines

Deal found 9/10

$462

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 September 11, 2025.

Fri 10/1710:11 amCHS - STT

1 stop23h 45mSpirit Airlines

Sun 10/2611:01 amSTT - CHS

1 stop22h 00mSpirit Airlines

Deal found 9/11

$287

Fri 11/145:40 pmCHS - STT

1 stop17h 48mMultiple Airlines

Mon 11/174:06 pmSTT - CHS

1 stop17h 31mMultiple Airlines

Deal found 9/9

$287

Tue 2/38:16 pmCHS - STT

1 stop16h 29mAmerican Airlines

Tue 2/1012:25 pmSTT - CHS

1 stop9h 58mAmerican Airlines

Deal found 9/10

$453

Sat 10/117:55 pmCHS - STT

2 stops17h 04mSpirit Airlines

Sat 10/1811:01 amSTT - CHS

1 stop22h 05mSpirit Airlines

Deal found 9/11

$373

Tue 10/289:42 amCHS - STT

1 stop6h 23mAmerican Airlines

Wed 11/124:35 pmSTT - CHS

1 stop7h 50mAmerican Airlines

Deal found 9/10

$459

Fri 11/146:10 amCHS - STT

2 stops9h 47mAmerican Airlines

Mon 11/176:17 pmSTT - CHS

2 stops18h 18mAmerican Airlines

Deal found 9/9

$459

Last-minute flights from Charleston to Saint Thomas Island
Discover last-minute flight deals from Charleston to Saint Thomas Island. Data last updated September 11, 2025 and is based on user searches.

Thu 10/212:08 pmCHS - STT

1 stop21h 36mMultiple Airlines

Mon 10/62:35 pmSTT - CHS

2 stops28h 06mMultiple Airlines

Deal found 9/11

$479

Thu 10/212:08 pmCHS - STT

3 stops26h 49mSpirit Airlines

Mon 10/611:01 amSTT - CHS

3 stops31h 40mSpirit Airlines

Deal found 9/11

$512

Sat 10/117:55 pmCHS - STT

2 stops17h 04mSpirit Airlines

Sat 10/182:01 pmSTT - CHS

2 stops19h 05mSpirit Airlines

Deal found 9/11

$368

Fri 10/1710:11 amCHS - STT

1 stop23h 45mSpirit Airlines

Sun 10/2611:01 amSTT - CHS

1 stop22h 00mSpirit Airlines

Deal found 9/11

$287

Sun 10/196:00 amCHS - STT

1 stop10h 05mAmerican Airlines

Sun 10/265:20 pmSTT - CHS

1 stop15h 41mAmerican Airlines

Deal found 9/10

$488

Mon 10/276:36 pmCHS - STT

2 stops18h 13mAmerican Airlines

Sat 11/11:39 pmSTT - CHS

2 stops19h 50mAmerican Airlines

Deal found 9/10

$462

Tue 10/286:00 amCHS - STT

1 stop10h 05mAmerican Airlines

Wed 11/124:17 pmSTT - CHS

2 stops17h 12mAmerican Airlines

Deal found 9/10

$459

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 September 11, 2025.

Thu 1/85:40 pmCHS - STT

1 stop17h 48mSpirit Airlines

Deal found 9/11

$197

Thu 1/82:56 pmCHS - STT

2 stops20h 32mMultiple Airlines

Deal found 9/11

$227

Tue 11/119:22 amCHS - STT

1 stop6h 35mAmerican Airlines

Deal found 9/10

$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

Fri 10/17

10:11 am-9:56 am

1 stop23h 45m

Saint Thomas Island Cyril E King

Sun 10/26

11:01 am-9:01 am

1 stop22h 00m

$287

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

Fri 11/14

5:40 pm-12:28 pm

1 stop17h 48m

Saint Thomas Island Cyril E King

Mon 11/17

4:06 pm-8:37 am

1 stop17h 31m

$287

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

Sat 10/11

7:55 pm-12:59 pm

2 stops17h 04m

Saint Thomas Island Cyril E King

Sat 10/18

11:01 am-9:06 am

1 stop22h 05m

$373

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

Tue 2/3

8:16 pm-1:45 pm

1 stop16h 29m

Saint Thomas Island Cyril E King

Tue 2/10

12:25 pm-9:23 pm

1 stop9h 58m

$453

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

Tue 10/28

9:42 am-4:05 pm

1 stop6h 23m

Saint Thomas Island Cyril E King

Wed 11/12

4:35 pm-11:25 pm

1 stop7h 50m

$459

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

Fri 11/14

6:10 am-4:57 pm

2 stops9h 47m

Saint Thomas Island Cyril E King

Mon 11/17

6:17 pm-11:35 am

2 stops18h 18m

$459

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

Thu 1/8

5:40 pm-12:28 pm

1 stop17h 48m

$197

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

Thu 1/8

2:56 pm-12:28 pm

2 stops20h 32m

$227

CharlestonSaint Thomas Island

CHS - STT

CHSSTT

Charleston

Tue 11/11

9:22 am-4:57 pm

1 stop6h 35m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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 31 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 $645). 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

Read reviews from past customers who have flown Delta, American Airlines, and Spirit Airlines from Charleston to Saint Thomas Island. 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

7,960 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

7,960 reviews

Delta

8.0

Very good

7,960 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

7,960 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

8,023 reviews

Delta

8.0

Very good

7,960 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

How long is the flight from Charleston to Saint Thomas Island?
There are many flights that can get you from Charleston to Saint Thomas Island in 16h 29m. Fly via Spirit Airlines or American Airlines to get the fastest option. The distance from Charleston to Saint Thomas Island is about 1372 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Charleston to Saint Thomas Island round-trip?
Spirit Airlines, at $176, was found to be the cheapest airline from Charleston to Saint Thomas Island.Alternate airlines to your destination round-trip include American Airlines and Delta. You may be able to fly from Charleston to Saint Thomas Island for 71% 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 $645). 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$253	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$422	Average$665	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$445	Average$638	FlexibilityNo cancel fee	On-timeN/A

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$197+ 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 1/8. 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 February, booked 31 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 September 11, 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 September 11, 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?

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?

Reviews of airlines servicing Saint Thomas Island

Read reviews from past customers who have flown Delta, American Airlines, and Spirit Airlines from Charleston to Saint Thomas Island. 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.

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.

How long is the flight from Charleston to Saint Thomas Island?

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 Saint Thomas Island?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Charleston to Saint Thomas Island

See prices for flight routes from nearby airports that may be better suited for you.

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 September 11, 2025.