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Cheap flights from Key West to Charleston from $74

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Charleston departing on 1/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Key West to Charleston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Breeze Airways Logo
10:59 am - 2:28 pm
EYW
-
CHS
3h 29m1 stop
Breeze Airways Logo
8:53 pm - 9:17 am
CHS
-
EYW
12h 24m1 stop
$285Breeze Airways
Thu, Jan 1 - Thu, Jan 1
Breeze Airways Logo
9:49 am - 1:22 pm
EYW
-
CHS
3h 33m1 stop
Breeze Airways Logo
3:01 pm - 12:26 pm
CHS
-
EYW
21h 25m1 stop
$314Breeze Airways
Fri, Jan 16 - Sun, Jan 18
American Airlines Logo
12:00 pm - 6:40 pm
EYW
-
CHS
6h 40m1 stop
American Airlines Logo
6:10 am - 1:03 pm
CHS
-
EYW
6h 53m2 stops
$358American Airlines
Fri, Jan 16 - Sun, Jan 18
Multiple Airlines Logo
10:59 am - 2:28 pm
EYW
-
CHS
3h 29m1 stop
Multiple Airlines Logo
10:18 pm - 9:45 pm
CHS
-
EYW
23h 27m2 stops
$359Multiple Airlines
Thu, Jan 1 - Thu, Jan 1
American Airlines Logo
1:33 pm - 9:11 pm
EYW
-
CHS
7h 38m2 stops
American Airlines Logo
6:10 am - 1:03 pm
CHS
-
EYW
6h 53m2 stops
$363American Airlines
Fri, Jan 16 - Sun, Jan 18
United Airlines Logo
6:05 pm - 2:48 pm
EYW
-
CHS
20h 43m1 stop
United Airlines Logo
7:45 pm - 4:22 pm
CHS
-
EYW
20h 37m1 stop
$538United Airlines
Fri, Jan 23 - Sun, Jan 25
United Airlines Logo
2:25 pm - 2:48 pm
EYW
-
CHS
24h 23m2 stops
United Airlines Logo
7:45 pm - 4:22 pm
CHS
-
EYW
20h 37m1 stop
$543United Airlines
Fri, Jan 23 - Sun, Jan 25
United Airlines Logo
2:25 pm - 7:11 pm
EYW
-
CHS
28h 46m2 stops
United Airlines Logo
7:45 pm - 1:03 pm
CHS
-
EYW
17h 18m2 stops
$558United Airlines
Fri, Jan 23 - Sun, Jan 25

United Airlines flights from Key West to Charleston

Our best United Airlines deals on Key West to Charleston flight tickets
United Airlines
Jan 23
EYW6:05 pmKey West
20h 43m
1 stop
CHS2:48 pmCharleston
Jan 25
CHS7:45 pmCharleston
20h 37m
1 stop
EYW4:22 pmKey West
$538
Find similar
United Airlines
Jan 23
EYW2:25 pmKey West
24h 23m
2 stops
CHS2:48 pmCharleston
Jan 25
CHS7:45 pmCharleston
20h 37m
1 stop
EYW4:22 pmKey West
$543
Find similar
United Airlines
Jan 23
EYW2:25 pmKey West
28h 46m
2 stops
CHS7:11 pmCharleston
Jan 25
CHS7:45 pmCharleston
17h 18m
2 stops
EYW1:03 pmKey West
$558
Find similar

American Airlines flights from Key West to Charleston

Our best American Airlines deals on Key West to Charleston flight tickets
American Airlines
Jan 16
EYW12:00 pmKey West
6h 40m
1 stop
CHS6:40 pmCharleston
Jan 18
CHS6:10 amCharleston
6h 53m
2 stops
EYW1:03 pmKey West
$358
Find similar
American Airlines
Jan 16
EYW1:33 pmKey West
7h 38m
2 stops
CHS9:11 pmCharleston
Jan 18
CHS6:10 amCharleston
6h 53m
2 stops
EYW1:03 pmKey West
$363
Find similar
American Airlines
Dec 23
EYW1:46 pmKey West
10h 19m
2 stops
CHS12:05 amCharleston
Dec 30
CHS5:10 amCharleston
6h 58m
1 stop
EYW12:08 pmKey West
$547
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Key West to Charleston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Key West to Charleston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Thu 1/1

10:59 am-2:28 pm

1 stop3h 29m

Charleston

Thu 1/1

8:53 pm-9:17 am

1 stop12h 24m

$285

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Fri 1/16

9:49 am-1:22 pm

1 stop3h 33m

Charleston

Sun 1/18

3:01 pm-12:26 pm

1 stop21h 25m

$314

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Fri 1/16

12:00 pm-6:40 pm

1 stop6h 40m

Charleston

Sun 1/18

6:10 am-1:03 pm

2 stops6h 53m

$358

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Thu 1/1

10:59 am-2:28 pm

1 stop3h 29m

Charleston

Thu 1/1

10:18 pm-9:45 pm

2 stops23h 27m

$359

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Fri 1/16

1:33 pm-9:11 pm

2 stops7h 38m

Charleston

Sun 1/18

6:10 am-1:03 pm

2 stops6h 53m

$363

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Fri 1/23

6:05 pm-2:48 pm

1 stop20h 43m

Charleston

Sun 1/25

7:45 pm-4:22 pm

1 stop20h 37m

$538

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Fri 1/23

2:25 pm-2:48 pm

2 stops24h 23m

Charleston

Sun 1/25

7:45 pm-4:22 pm

1 stop20h 37m

$543

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Fri 1/23

2:25 pm-7:11 pm

2 stops28h 46m

Charleston

Sun 1/25

7:45 pm-1:03 pm

2 stops17h 18m

$558

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Thu 1/29

10:06 am-8:43 am

1 stop22h 37m

$74

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Thu 1/29

10:06 am-8:43 am

1 stop22h 37m

$77

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Key West to Charleston

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

What is the cheapest day to depart on your flight to Charleston?

The cheapest day to depart from Key West to Charleston is on a Thursday. Travelers who choose to depart for Charleston on a Thursday will often find tickets for as low as $538. The most expensive day to fly to Charleston is Friday, with ticket prices averaging around $616.

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

The cheapest time of day to fly to Charleston is in the afternoon when flights can be purchased for as low as $518. In the morning is when there is more demand to fly to Charleston, so prices are often more expensive at around $571 per ticket.

How have Key West to Charleston flight prices changed over time?

As of December 2025, prices for Key West to Charleston flights are approximately 58% cheaper when compared to flights at the same time last year.

When to book flights from Key West to Charleston

Are you open to changing your travel dates? Check out the ideal times to fly from Key West to Charleston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Key West to Charleston (EYW to CHS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to Charleston

Fastest flight time

3h 29m

Direct flights

None
The fastest flight from Key West to Charleston takes 3h 29m
There are no direct flights from Key West to Charleston. There are no popular flight routes from Key West to Charleston.
Search flight deals

  • How far is Key West to Charleston by plane?

    The distance between Key West and Charleston is about 578.8 mi. Flights usually cover this in 3h 29m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Key West Airport to Charleston Airport?

    Prices for flights from Key West Airport to Charleston Airport refresh daily.

  • How many operators does momondo search for flights from Key West Airport to Charleston Airport?

  • How old do you have to be to fly from Key West Airport to Charleston Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Charleston Airport.

  • What documentation or ID do you need to fly to Charleston Airport?

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

  • What is the most popular airline from Key West to Charleston?

Best airlines flying from Key West to Charleston

Compare and see reviews for airlines that fly from Key West to Charleston with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $387Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights

Traveling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
Folly Beach
Isle of Palms
North Charleston
Kiawah Island
Summerville
Mount Pleasant
Edisto Island
Santee
Walterboro
Goose Creek
Edisto Beach
Seabrook Island

Why use momondo?

Why should I use momondo to find a flight deal from Key West to Charleston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Key West to Charleston. momondo saves you time and could save you money on your trip.

Can I find flights from Key West to Charleston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Charleston from Key West which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Key West to Charleston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Charleston from Key West.

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

If you are simply researching potential flights to Charleston, momondo offers a useful price alert feature which will track prices for flights to Charleston from Key West and alert you when they change.

An easier way to manage your Charleston trip

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