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Cheap flights from Key West to Charleston from $103

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 7/27. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Key West to Charleston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:07 pm - 8:38 am
EYW
-
CHS
20h 31m
1 stop
Multiple Airlines Logo
9:31 pm - 12:48 pm
CHS
-
EYW
39h 17m
2 stops
$318Multiple Airlines
Mon, Jun 29 - Fri, Jul 3
Breeze Airways Logo
12:05 pm - 8:45 am
EYW
-
CHS
20h 40m
1 stop
Breeze Airways Logo
8:56 pm - 7:13 pm
CHS
-
EYW
22h 17m
1 stop
$354Breeze Airways
Sun, Jun 28 - Wed, Jul 1
American Airlines Logo
7:29 pm - 11:59 pm
EYW
-
CHS
4h 30m
1 stop
American Airlines Logo
6:41 am - 12:14 pm
CHS
-
EYW
5h 33m
1 stop
$487American Airlines
Mon, Jun 29 - Fri, Jul 3
Multiple Airlines Logo
9:16 pm - 6:00 pm
EYW
-
CHS
20h 44m
2 stops
Multiple Airlines Logo
8:56 pm - 7:13 pm
CHS
-
EYW
22h 17m
1 stop
$549Multiple Airlines
Sun, Jun 28 - Wed, Jul 1
American Airlines Logo
11:28 am - 10:05 pm
EYW
-
CHS
10h 37m
2 stops
American Airlines Logo
10:52 am - 7:06 pm
CHS
-
EYW
8h 14m
2 stops
$651American Airlines
Mon, Jun 29 - Fri, Jul 3
United Airlines Logo
2:26 pm - 11:52 pm
EYW
-
CHS
9h 26m
1 stop
United Airlines Logo
7:46 pm - 1:30 pm
CHS
-
EYW
17h 44m
2 stops
$845United Airlines
Mon, Jul 27 - Fri, Jul 31
United Airlines Logo
2:26 pm - 11:52 pm
EYW
-
CHS
9h 26m
1 stop
United Airlines Logo
10:00 am - 1:30 pm
CHS
-
EYW
27h 30m
2 stops
$876United Airlines
Mon, Jul 27 - Fri, Jul 31
United Airlines Logo
2:26 pm - 11:52 pm
EYW
-
CHS
9h 26m
1 stop
United Airlines Logo
7:46 pm - 1:30 pm
CHS
-
EYW
17h 44m
2 stops
$880United Airlines
Mon, Jul 27 - Fri, Jul 31
United Airlines Logo
2:26 pm - 10:11 am
EYW
-
CHS
19h 45m
2 stops
United Airlines Logo
7:46 pm - 1:30 pm
CHS
-
EYW
17h 44m
2 stops
$895United Airlines
Mon, Jul 27 - Fri, Jul 31
United Airlines Logo
2:26 pm - 10:11 am
EYW
-
CHS
19h 45m
2 stops
United Airlines Logo
7:46 pm - 1:30 pm
CHS
-
EYW
17h 44m
2 stops
$897United Airlines
Mon, Jul 27 - Fri, Jul 31

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Breeze Airways flights from Key West to Charleston

Our best Breeze Airways deals on Key West to Charleston flight tickets
Breeze Airways
Jun 19
EYW12:07 pmKey West
20h 41m
1 stop
CHS8:48 amCharleston
Jun 21
CHS2:53 pmCharleston
20h 34m
1 stop
EYW11:27 amKey West
$289
Breeze Airways
Jun 22
EYW12:07 pmKey West
20h 31m
1 stop
CHS8:38 amCharleston
Jun 24
CHS4:34 pmCharleston
18h 51m
1 stop
EYW11:25 amKey West
$351
Breeze Airways
Jun 28
EYW12:05 pmKey West
20h 40m
1 stop
CHS8:45 amCharleston
Jul 1
CHS8:56 pmCharleston
22h 17m
1 stop
EYW7:13 pmKey West
$354

American Airlines flights from Key West to Charleston

Our best American Airlines deals on Key West to Charleston flight tickets
American Airlines
Oct 16
EYW6:11 pmKey West
5h 48m
1 stop
CHS11:59 pmCharleston
Oct 20
CHS7:23 amCharleston
4h 00m
1 stop
EYW11:23 amKey West
$379
American Airlines
Oct 16
EYW7:52 pmKey West
4h 07m
1 stop
CHS11:59 pmCharleston
Oct 20
CHS5:33 amCharleston
7h 19m
2 stops
EYW12:52 pmKey West
$460
American Airlines
Jun 29
EYW7:29 pmKey West
4h 30m
1 stop
CHS11:59 pmCharleston
Jul 3
CHS6:41 amCharleston
5h 33m
1 stop
EYW12:14 pmKey West
$487

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 June 16, 2026.
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

Cheapest round-trip

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Mon 6/29

12:07 pm-8:38 am

1 stop20h 31m

Charleston

Fri 7/3

9:31 pm-12:48 pm

2 stops39h 17m

$318

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Sun 6/28

12:05 pm-8:45 am

1 stop20h 40m

Charleston

Wed 7/1

8:56 pm-7:13 pm

1 stop22h 17m

$354
Quickest round-trip

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Mon 6/29

7:29 pm-11:59 pm

1 stop4h 30m

Charleston

Fri 7/3

6:41 am-12:14 pm

1 stop5h 33m

$487

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Sun 6/28

9:16 pm-6:00 pm

2 stops20h 44m

Charleston

Wed 7/1

8:56 pm-7:13 pm

1 stop22h 17m

$549

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Mon 6/29

11:28 am-10:05 pm

2 stops10h 37m

Charleston

Fri 7/3

10:52 am-7:06 pm

2 stops8h 14m

$651

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Mon 7/27

2:26 pm-11:52 pm

1 stop9h 26m

Charleston

Fri 7/31

7:46 pm-1:30 pm

2 stops17h 44m

$845

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Mon 7/27

2:26 pm-11:52 pm

1 stop9h 26m

Charleston

Fri 7/31

10:00 am-1:30 pm

2 stops27h 30m

$876

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Mon 7/27

2:26 pm-11:52 pm

1 stop9h 26m

Charleston

Fri 7/31

7:46 pm-1:30 pm

2 stops17h 44m

$880

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Mon 7/27

2:26 pm-10:11 am

2 stops19h 45m

Charleston

Fri 7/31

7:46 pm-1:30 pm

2 stops17h 44m

$895

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Mon 7/27

2:26 pm-10:11 am

2 stops19h 45m

Charleston

Fri 7/31

7:46 pm-1:30 pm

2 stops17h 44m

$897

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Charleston from

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

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

As of June 2026, prices for Key West to Charleston flights are approximately 67% 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

9h 26m

Direct flights

None
The fastest flight from Key West to Charleston takes 9h 26m
There are no direct flights from Key West to Charleston. There are no popular flight routes from Key West to Charleston.
Search flight deals

Frequently asked questions about flying from Key West to Charleston

  • 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 9h 26m, 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 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.

Traveling to a place near Charleston?

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

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