The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Charleston, SC to Key West, FL

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the beginning of December. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.

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week: Dec 7 - Dec 13

Flights from just $206

$298

$261

$322

$349

$281

$206

$303

$540

$417

$313

$288

$332

NovemberDecemberJanuary

Flying Time7 h and 39 mWhen flying from Charleston, SC to Key West, FL, this can take around 7 h and 39 m in flying time, however this flight duration can vary due to other factors

Cheapest flight$121The best price for flights from Charleston, SC to Key West, FL offered by eDreams, which have been found by our customers in the last 3 days

Origin airportCharleston International AirportWhen flying from Charleston, SC to Key West, FL

Destination airportKey West International AirportFor the route from Charleston, SC to Key West, FL

Peak seasonMarchMarch is the busiest time to fly from Charleston, SC to Key West, FL according to search data results from our customers

Airlines operating this routeBreeze AirwaysAirline(s) that fly from Charleston, SC to Key West, FL

One-way average Price$381A flight from Charleston, SC to Key West, FL at eDreams will cost around $381, this being based on prices of the previous 6 months of data

Best time to bookMarchMay is one of the most frequent times to fly to Key West, FL from Charleston, SC according to real data from our customers

Distance: 579 mi

Charleston, SC airports

Charleston International Airport (CHS)How far from city center: 10 mi

Key West, FL airports

Key West International Airport (EYW)How far from city center: 1 mi

Book a flight from Charleston, SC to Key West, FL

Search nonstop and connecting flights from Charleston, SC to Key West, FL (United States) with eDreams. Once your results load, sort them by schedule or price and book the flight that fits your plans best.

The lowest fare booked on this route over the past few days was $121. The price you see will depend on your travel dates and departure times.

A nonstop flight from Charleston, SC to Key West, FL takes about 2 h and 41 m, while connecting flights take longer.

Airports and airlines between Charleston, SC and Key West, FL

Plan your trip with confidence. Check out the airports on this route and compare operating airlines.

Departure airport: Charleston International Airport (CHS)
Arrival airport: Key West International Airport (EYW)

Key West, FL weather

The best time to visit Key West, FL may depend on the kind of weather you prefer. Average temperatures sit around 89ºFF in the warmest months and 66ºFF in the coldest ones. Keep this in mind when you pack and plan any outdoor activities.

Highs: up to 89ºFF
Lows: down to 64ºFF
Hottest month: August
Coldest month: January
Driest month: February
Rainiest month: September

How to save on flights from Charleston, SC to Key West, FL

A few tips to help you find cheaper flights from Charleston, SC to Key West, FL:

Flexible dates: compare fares for two or three different departure days. Flying a day earlier or later can make a big difference in price.
Baggage allowance: check what is included in each fare before you book, so you don't get hit with extra fees at the airport.
Airports on your route: confirm which airports you're departing from and arriving at, especially if the city has more than one. This helps you plan your ground transportation and figure out the total cost of getting around.

For bigger savings, book a Flight + Hotel package to combine both in one booking and unlock exclusive discounts on your stay in Key West, FL. You can also save on a rental car by adding it to your booking.

Frequently asked questions about flights from Charleston, SC to Key West, FL

On average, how much is the price of a flight from Charleston, SC to Key West, FL?

When you fly from Charleston, SC to Key West, FL the average price is $381. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.

For flights from Charleston, SC to Key West, FL, how can I find the cheapest price?

The cheapest price for a flight from Charleston, SC to Key West, FL is $121. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.

When booking, when is the best time to get the best prices for flights from Charleston, SC to Key West, FL?

The most popular months to book a trip from Charleston, SC to Key West, FL are March, May and April, based on the searches of our customers.

When is the best time to travel from Charleston, SC to Key West, FL?

The best time of the year to visit Key West, FL depends on lots of personal preferences, especially the price. Regarding popularity, March is the best month to fly to Key West, FL from Charleston, SC in terms of searches from our customers, followed by April and June. If you prefer to avoid the busy season and get away from the crowds February, December and January are the months with fewer searches for Charleston, SC - Key West, FL.

How long does the flight from Charleston, SC to Key West, FL take?

Flight length from Charleston, SC to Key West, FL is around 7 h and 39 m on average, at an average distance of 578.97 mi, for flights for the route (which may have 1 or more stops in other cities in between).

Which airports have flights between Charleston, SC and Key West, FL?

The main route from Charleston, SC to Key West, FL is: Charleston International Airport (CHS) to Key West International Airport(EYW). The following airlines fly this route:

Which airlines fly from Charleston, SC to Key West, FL?

The airlines that fly non-stop from Charleston, SC to Key West, FL are:

Breeze Airways.

American Airlines

Breeze Airways

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