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$99+ Cheap flights from Key West to Charleston (EYW - CHS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — CHS
May 25 — Jun 11
Mon 5/25
Mon 6/1
1 adult, Economy
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Cheap flight deals from Key West to Charleston

Cheapest flights from Key West to Charleston
Explore the most affordable flight options available from Key West to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.

This Breeze Airways deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:07 pm
EYW
-
CHS
1 stop20h 41m
Breeze Airways
Mon 5/119:28 pm
CHS
-
EYW
1 stop15h 06m
Breeze Airways
Deal found 4/24$140
This Breeze Airways deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:05 pm
EYW
-
CHS
1 stop20h 40m
Breeze Airways
Mon 5/119:28 pm
CHS
-
EYW
1 stop15h 06m
Breeze Airways
Deal found 4/20$152
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:07 pm
EYW
-
CHS
2 stops28h 34m
Multiple Airlines
Mon 5/119:28 pm
CHS
-
EYW
1 stop15h 06m
Multiple Airlines
Deal found 4/20$231
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/79:58 am
EYW
-
CHS
2 stops34h 55m
Multiple Airlines
Mon 5/119:28 pm
CHS
-
EYW
1 stop15h 06m
Multiple Airlines
Deal found 4/20$286
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:46 am
EYW
-
CHS
2 stops35h 33m
Breeze Airways
Sun 5/102:53 pm
CHS
-
EYW
1 stop20h 34m
Breeze Airways
Deal found 4/21$346
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:30 am
EYW
-
CHS
1 stop6h 37m
Delta
Mon 5/116:15 am
CHS
-
EYW
1 stop6h 12m
Delta
Deal found 4/20$457
This American Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/93:58 pm
EYW
-
CHS
1 stop3h 39m
American Airlines
Mon 5/116:35 am
CHS
-
EYW
1 stop6h 46m
American Airlines
Deal found 4/21$461

Find flight deals from Key West to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) to Charleston (CHS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$147
(Breeze Airways)

One-way from

$99
(Kiwi.com)
Provider with most accurate pricing for Key West-Charleston flight deals.
Search Deals
Provider most trusted by Cheapflights users for Key West-Charleston flights.
Search Deals
From Key West to Charleston
Search Deals
One-way flight from Key West to Charleston
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 25, 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

Fri 5/8

12:07 pm-8:48 am

1 stop20h 41m

Charleston

Mon 5/11

9:28 pm-12:34 pm

1 stop15h 06m

$140

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Thu 5/7

12:05 pm-8:45 am

1 stop20h 40m

Charleston

Mon 5/11

9:28 pm-12:34 pm

1 stop15h 06m

$152

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Fri 5/8

12:07 pm-4:41 pm

2 stops28h 34m

Charleston

Mon 5/11

9:28 pm-12:34 pm

1 stop15h 06m

$231

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Wed 5/6

11:46 am-1:58 pm

1 stop26h 12m

Charleston

Sun 5/10

2:53 pm-11:27 am

1 stop20h 34m

$357
Quickest round-trip

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Fri 5/8

3:58 pm-10:16 pm

2 stops6h 18m

Charleston

Mon 5/11

4:46 pm-10:36 pm

1 stop5h 50m

$492

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Sat 5/9

4:47 pm-1:51 pm

3 stops21h 04m

Charleston

Mon 5/11

7:44 pm-1:45 pm

2 stops18h 01m

$887
Cheapest one-way

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Fri 6/12

1:11 pm-3:28 pm

1 stop26h 17m

$99
Quickest one-way

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Mon 6/1

4:36 pm-9:37 am

1 stop17h 01m

$108

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Tue 5/26

1:14 pm-12:50 pm

1 stop23h 36m

$145

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Sun 5/17

1:57 pm-8:45 am

1 stop18h 48m

$160

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Key West to Charleston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Key West to Charleston in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Key West-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Key West-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Key West-Charleston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Key West-Charleston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Key West-Charleston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Key West to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Key West with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Key West to Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Key West to Charleston?

    Airlines like Breeze Airways fly from Key West to Charleston in about 20h 41m. The time it takes to get you to your destination can typically vary by up to . There are 585 mi between Key West and Charleston.

  • Can I find deals for flights from Key West to Charleston that include hotel bookings?

    Yes. In addition to deals on Key West to Charleston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key West to Charleston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key West to Charleston.

  • Can I find deals for business class flights from Key West to Charleston?

    Yes. Cheapflights offers flight deals from Key West to Charleston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Charleston?

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

Browse thousands of different options on Cheapflights for your next trip

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