What airlines fly to Florida Keys?

American Airlines, Delta and Allegiant Air are the top three most popular airlines that fly to Florida Keys from Charleston according to our data. American Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 4 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

How many flights depart from Charleston to Florida Keys on average per week?

As of January 2026, 36 flights take off from Charleston and land in Florida Keys each week. The most common flight departure day for this route is Tue, with 19% of weekly flights taking off on this day.

What is the cheapest airline that flies from Charleston to Florida Keys?

Spirit Airlines, Breeze Airways, and Southwest are the most popular carriers operating from Charleston to Florida Keys

When did momondo last update prices for flights from Charleston Airport to Florida Keys?

Prices for flights from Charleston Airport to Florida Keys were last updated today.

How many operators does momondo search for flights from Charleston Airport to Florida Keys?

As of January 2026, there are 6 operators available to choose from for flights from Charleston Airport to Florida Keys.

How old do you have to be to fly from Charleston Airport to Florida Keys?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Charleston Airport to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The travel and health documents you'll need for your trip to Florida Keys 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 Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$65 Cheap Flights from Charleston to Florida Keys in 2026

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Find the cheapest flights from Charleston to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 pm - 1:21 pm

CHS

MIA

20h 16m

1 stop

11:47 am - 4:10 pm

MIA

CHS

28h 23m

1 stop

$126Multiple Airlines

Fri, Jan 30 - Wed, Feb 4

5:00 pm - 1:21 pm

CHS

MIA

20h 21m

1 stop

6:00 am - 4:05 pm

MIA

CHS

10h 05m

1 stop

$137Multiple Airlines

Sat, Feb 28 - Wed, Mar 4

5:00 pm - 1:21 pm

CHS

MIA

20h 21m

1 stop

6:00 am - 4:05 pm

MIA

CHS

10h 05m

1 stop

$139Multiple Airlines

Sat, Feb 28 - Tue, Mar 3

5:05 pm - 1:21 pm

CHS

MIA

20h 16m

1 stop

6:02 am - 4:10 pm

MIA

CHS

10h 08m

1 stop

$142Multiple Airlines

Fri, Feb 6 - Mon, Feb 9

5:00 pm - 12:14 am

CHS

MIA

7h 14m

1 stop

12:52 pm - 4:05 pm

MIA

CHS

27h 13m

1 stop

$150Spirit Airlines

Thu, Feb 19 - Tue, Feb 24

8:59 pm - 9:09 am

CHS

EYW

12h 10m

1 stop

1:06 pm - 8:38 am

EYW

CHS

19h 32m

1 stop

$150Breeze Airways

Thu, Feb 5 - Mon, Feb 9

5:00 pm - 12:14 am

CHS

MIA

7h 14m

1 stop

9:53 pm - 4:05 pm

MIA

CHS

18h 12m

2 stops

$155Spirit Airlines

Wed, Feb 18 - Tue, Feb 24

3:01 pm - 12:26 pm

CHS

EYW

21h 25m

1 stop

1:06 pm - 8:38 am

EYW

CHS

19h 32m

1 stop

$167Breeze Airways

Sun, Feb 1 - Mon, Feb 9

3:01 pm - 12:26 pm

CHS

EYW

21h 25m

1 stop

9:49 am - 9:53 pm

EYW

CHS

12h 04m

1 stop

$171Breeze Airways

Sun, Feb 22 - Fri, Feb 27

3:01 pm - 12:26 pm

CHS

EYW

21h 25m

1 stop

9:49 am - 9:53 pm

EYW

CHS

12h 04m

1 stop

$172Breeze Airways

Sun, Feb 22 - Fri, Feb 27

Delta flights from Charleston to Florida Keys

Our best Delta deals on Charleston to Florida Keys flight tickets

Delta

Feb 23

CHS7:00 pmCharleston

5h 53m

1 stop

MIA12:53 amMiami

Mar 3

MIA3:20 pmMiami

4h 36m

1 stop

CHS7:56 pmCharleston

$199

Delta

Feb 23

CHS5:27 amCharleston

3h 59m

1 stop

MIA9:26 amMiami

Mar 3

MIA8:15 amMiami

5h 45m

1 stop

CHS2:00 pmCharleston

$219

Delta

Feb 11

CHS5:25 amCharleston

4h 01m

1 stop

MIA9:26 amMiami

Feb 14

MIA7:15 amMiami

4h 44m

1 stop

CHS11:59 amCharleston

$229

Spirit Airlines flights from Charleston to Florida Keys

Our best Spirit Airlines deals on Charleston to Florida Keys flight tickets

Spirit Airlines

Feb 19

CHS5:00 pmCharleston

7h 14m

1 stop

MIA12:14 amMiami

Feb 24

MIA12:52 pmMiami

27h 13m

1 stop

CHS4:05 pmCharleston

$150

Spirit Airlines

Feb 18

CHS5:00 pmCharleston

7h 14m

1 stop

MIA12:14 amMiami

Feb 24

MIA9:53 pmMiami

18h 12m

2 stops

CHS4:05 pmCharleston

$155

Spirit Airlines

Jan 31

CHS6:35 pmCharleston

19h 46m

2 stops

MIA2:21 pmMiami

Feb 4

MIA11:47 amMiami

28h 23m

1 stop

CHS4:10 pmCharleston

$167

Fly from

Fly to

Route

Depart

Return

Price

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Fri 1/30

5:05 pm-1:21 pm

1 stop20h 16m

Miami

Wed 2/4

11:47 am-4:10 pm

1 stop28h 23m

$126

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Sat 2/28

5:00 pm-1:21 pm

1 stop20h 21m

Miami

Wed 3/4

6:00 am-4:05 pm

1 stop10h 05m

$137

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Sat 2/28

5:00 pm-1:21 pm

1 stop20h 21m

Miami

Tue 3/3

6:00 am-4:05 pm

1 stop10h 05m

$139

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Fri 2/6

5:05 pm-1:21 pm

1 stop20h 16m

Miami

Mon 2/9

6:02 am-4:10 pm

1 stop10h 08m

$142

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Thu 2/19

5:00 pm-12:14 am

1 stop7h 14m

Miami

Tue 2/24

12:52 pm-4:05 pm

1 stop27h 13m

$150

CharlestonKey West

CHS - EYW

CHSEYW

Charleston

Thu 2/5

8:59 pm-9:09 am

1 stop12h 10m

Key West

Mon 2/9

1:06 pm-8:38 am

1 stop19h 32m

$150

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Wed 2/18

5:00 pm-12:14 am

1 stop7h 14m

Miami

Tue 2/24

9:53 pm-4:05 pm

2 stops18h 12m

$155

CharlestonKey West

CHS - EYW

CHSEYW

Charleston

Sun 2/1

3:01 pm-12:26 pm

1 stop21h 25m

Key West

Mon 2/9

1:06 pm-8:38 am

1 stop19h 32m

$167

CharlestonKey West

CHS - EYW

CHSEYW

Charleston

Sun 2/22

3:01 pm-12:26 pm

1 stop21h 25m

Key West

Fri 2/27

9:49 am-9:53 pm

1 stop12h 04m

$171

CharlestonKey West

CHS - EYW

CHSEYW

Charleston

Sun 2/22

3:01 pm-12:26 pm

1 stop21h 25m

Key West

Fri 2/27

9:49 am-9:53 pm

1 stop12h 04m

$172

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Charleston to Florida Keys

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

Other information

What is the cheapest month to fly to Florida Keys?

The month of September is another great option to travel to Florida Keys, with average flight prices from Charleston averaging around $266.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Charleston to Florida Keys is on a Thursday when prices can be found for as low as $481. The most expensive day to fly to Florida Keys is Sunday, with ticket prices averaging around $558.

What is the cheapest time of day to depart on your flight to Florida Keys?

According to our data, the cheapest time of day to fly to Florida Keys is in the afternoon. momondo users have found flights departing from Charleston to Florida Keys in the afternoon for as low as $287. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $530.

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Charleston when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $292 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Charleston for as low as $237 on momondo.

Can stopping save me money on Charleston to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Charleston to Florida Keys.

Cheap Charleston to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Charleston to Florida Keys

Fastest flight time	1h 40m
Direct flights	Every day
Airports in Florida Keys	3 airports

The fastest flight from Charleston to Florida Keys takes 1h 40m

Direct flights go from Charleston to Florida Keys every day.

There are 3 airports in Florida Keys. From Charleston there are direct flights to Miami (MIA).

Search flight deals

When did momondo last update prices for flights from Charleston Airport to Florida Keys?
Prices for flights from Charleston Airport to Florida Keys were last updated today.
How many operators does momondo search for flights from Charleston Airport to Florida Keys?
As of January 2026, there are 6 operators available to choose from for flights from Charleston Airport to Florida Keys.
How old do you have to be to fly from Charleston Airport to Florida Keys?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Charleston Airport to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The travel and health documents you'll need for your trip to Florida Keys 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 Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Charleston to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from Charleston to Florida Keys is Airbus A220-300, representing 22.41% of all bookings. The subsequent popular models are Embraer 175 at 10.95%, Canadair (Bombardier) Regional Jet 900 at 9.92%, and Airbus A320-100/200 at 8.86%.

Best airlines flying from Charleston to Florida Keys

Compare and see reviews for airlines that fly from Charleston to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
Breeze Airways	PriceFrom $95	Free Cancellation	Rating 8.1 258 reviews	Search Breeze Airways flights
Delta	PriceFrom $242	Free Cancellation	Rating 7.9 8,049 reviews	Search Delta flights
American Airlines	PriceFrom $326	Free Cancellation	Rating 7.2 11,134 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Charleston to Florida Keys?

It is quick and easy to find Charleston to Florida Keys flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Florida Keys that suits you.

Can I find flights from Charleston to Florida Keys with flexible booking policies on momondo?

Flights from Charleston to Florida Keys with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Charleston to Florida Keys?

momondo helps you find the best flight between Charleston and Florida Keys by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Charleston to Florida Keys right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Charleston to Florida Keys flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Florida Keys trip

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Popular cities in Florida Keys

Flights to New Yorkfrom $49

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Flights to Chicagofrom $54

Flights to Orlandofrom $33

Flights to San Franciscofrom $18

Flights to Las Vegasfrom $21

Flights to Washington, D.C.from $54

Flights to Bostonfrom $50

Flights to Atlantafrom $36

Flights to Dallasfrom $50

Flights to Seattlefrom $54

Cheap flights from Charleston to Florida Keys from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Charleston to Florida Keys departing on 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Cheap round-trip flights

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Delta flights from Charleston to Florida Keys

Our best Delta deals on Charleston to Florida Keys flight tickets

Spirit Airlines flights from Charleston to Florida Keys

Our best Spirit Airlines deals on Charleston to Florida Keys flight tickets

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Use the filters below to find and compare flights from Charleston to Florida Keys that are best for you.

See travel insights to Florida Keys from

How to get the cheapest flight ticket from Charleston to Florida Keys

What is the cheapest month to fly to Florida Keys?

The month of September is another great option to travel to Florida Keys, with average flight prices from Charleston averaging around $266.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Charleston to Florida Keys is on a Thursday when prices can be found for as low as $481. The most expensive day to fly to Florida Keys is Sunday, with ticket prices averaging around $558.

What is the cheapest time of day to depart on your flight to Florida Keys?

How far in advance should I book a flight to Florida Keys?

Can stopping save me money on Charleston to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Charleston to Florida Keys.

What is the cheapest airline that flies from Charleston to Florida Keys?

Spirit Airlines, Breeze Airways, and Southwest are the most popular carriers operating from Charleston to Florida Keys

What airlines fly to Florida Keys?

How many flights depart from Charleston to Florida Keys on average per week?

As of January 2026, 36 flights take off from Charleston and land in Florida Keys each week. The most common flight departure day for this route is Tue, with 19% of weekly flights taking off on this day.

Cheap Charleston to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Charleston to Florida Keys

Fastest flight time

Direct flights

Airports in Florida Keys

When did momondo last update prices for flights from Charleston Airport to Florida Keys?

How many operators does momondo search for flights from Charleston Airport to Florida Keys?

How old do you have to be to fly from Charleston Airport to Florida Keys?

What documentation or ID do you need to fly to Florida Keys?

What is the most popular plane model from Charleston to Florida Keys?

Best airlines flying from Charleston to Florida Keys

Compare and see reviews for airlines that fly from Charleston to Florida Keys with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Charleston to Florida Keys?

Can I find flights from Charleston to Florida Keys with flexible booking policies on momondo?

How can momondo help me find flights from Charleston to Florida Keys?

I’m not ready to book a flight from Charleston to Florida Keys right now. Can momondo alert me if prices change?

An easier way to manage your Florida Keys 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 Florida Keys

Popular cities in Florida Keys

Popular flights according to clicks in the last 7 days on momondo