$74 Cheap Flights from Key West (EYW) to Charleston (CHS)

View $74 flight on Wed, Sep 3, 2025Opens in a new window

Popular airlines from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS)

Cheap Flights from Key West to Charleston (EYW-CHS)

Prices were available within the past 7 days and start at $74 for one-way flights and $182 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Breeze Airways
Thu, Sep 11 - Sun, Sep 14
EYW
Key West
CHS
Charleston
$182 Roundtrip, found 3 days ago
$182
Roundtrip
found 3 days ago
Select Breeze Airways flight, departing Thu, Sep 11 from Key West to Charleston, returning Sun, Sep 14, priced at $182 found 3 days ago
Breeze Airways
Thu, Sep 11 - Sun, Sep 14
EYW
Key West
CHS
Charleston
$187 Roundtrip, found 3 days ago
$187
Roundtrip
found 3 days ago
Select Breeze Airways flight, departing Thu, Sep 11 from Key West to Charleston, returning Sun, Sep 14, priced at $187 found 3 days ago
Breeze Airways
Thu, Sep 11 - Sun, Sep 14
EYW
Key West
CHS
Charleston
$189 Roundtrip, found 3 days ago
$189
Roundtrip
found 3 days ago
Select Breeze Airways flight, departing Thu, Sep 11 from Key West to Charleston, returning Sun, Sep 14, priced at $189 found 3 days ago
Breeze Airways
Thu, Sep 11 - Sun, Sep 14
EYW
Key West
CHS
Charleston
$192 Roundtrip, found 3 days ago
$192
Roundtrip
found 3 days ago
Select Breeze Airways flight, departing Thu, Sep 11 from Key West to Charleston, returning Sun, Sep 14, priced at $192 found 3 days ago
Breeze Airways
Thu, Sep 11 - Sun, Sep 14
EYW
Key West
CHS
Charleston
$196 Roundtrip, found 3 days ago
$196
Roundtrip
found 3 days ago
Select Breeze Airways flight, departing Thu, Sep 11 from Key West to Charleston, returning Sun, Sep 14, priced at $196 found 3 days ago
Breeze Airways
Thu, Sep 11 - Sun, Sep 14
EYW
Key West
CHS
Charleston
$199 Roundtrip, found 3 days ago
$199
Roundtrip
found 3 days ago
Select Breeze Airways flight, departing Thu, Sep 11 from Key West to Charleston, returning Sun, Sep 14, priced at $199 found 3 days ago
Breeze Airways
Thu, Sep 11 - Sun, Sep 14
EYW
Key West
CHS
Charleston
$201 Roundtrip, found 3 days ago
$201
Roundtrip
found 3 days ago
Select Breeze Airways flight, departing Thu, Sep 11 from Key West to Charleston, returning Sun, Sep 14, priced at $201 found 3 days ago
American Airlines
Thu, Nov 27 - Wed, Dec 3
EYW
Key West
CHS
Charleston
$287 Roundtrip, found 2 days ago
$287
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Nov 27 from Key West to Charleston, returning Wed, Dec 3, priced at $287 found 2 days ago
Delta
Wed, Aug 27 - Wed, Sep 3
EYW
Key West
CHS
Charleston
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug 27 from Key West to Charleston, returning Wed, Sep 3, priced at $287 found 1 day ago
United
Sat, Oct 25 - Tue, Oct 28
EYW
Key West
CHS
Charleston
$759 Roundtrip, found 2 days ago
$759
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 25 from Key West to Charleston, returning Tue, Oct 28, priced at $759 found 2 days ago

Find the cheapest month to fly from Key West (EYW) to Charleston (CHS)

September is typically the cheapest month to fly

From $224 - $625 per traveler.

Graph displaying average flight prices per month

Alternative airports near Charleston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Charleston Intl. CHS. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $347
CHS
Charleston Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $347
Flights from Key West (EYW) to Charleston (CHS)
Origin airport
Key West Intl.
Destination airport
Charleston Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$181
Distance
584 mi

Key West to Charleston Flights

The cheapest times to fly from Key West to Charleston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Key West to Charleston are during the month of September. You can find some of the cheapest flights from Key West to Charleston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Key West to Charleston

Sunday is one of the best days to book for cheap flights from Key West to Charleston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Key West to Charleston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Key West to Charleston in 2025. You can also book with separate airlines for your outbound and return journeys, from $74 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Key West to Charleston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Key West to Charleston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS) cost?
Snag a cheap one-way flight from $74 or cheap return flight from $182 from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS)?
Planning your trip for September is a good way to save, as it's the cheapest month for flights between EYW and CHS. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS)?
To find the cheapest airline that'll fly you from EYW to CHS, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS)?
You'll need to take a flight with a layover if you're traveling from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from EYW to CHS?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS)?
To arrive at Charleston Intl. Airport (CHS) on time, select a flight that leaves from Key West Intl. Airport (EYW) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS) last-minute?
Holding off until just before your trip to book a ticket from EYW to CHS often results in higher prices. While you might find some last-minute deals, there's no guarantee. Allow some flexibility in your schedule to boost your chances of getting a bargain.
Is it cheaper to book an EYW to CHS flight and hotel package?
Securing an EYW to CHS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our impressive range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Key West Intl. Airport (EYW) to Charleston Intl. Airport (CHS)?
It's usually possible to cancel or reschedule your EYW to CHS flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.