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$76+ Cheap flights from Florida Keys to Charleston (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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — CHS
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Florida Keys to Charleston

Keep the following information in mind while searching for Florida Keys to Charleston flight deals. Data was last updated April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$203
(American Airlines)

One-way from

$76
(Southwest)

Popular in

February

Cheapest in

July

Average price

$440
Provider with most accurate pricing for Key West-Charleston flight deals.
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Provider most trusted by Cheapflights users for Key West-Charleston flights.
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From Florida Keys to Charleston
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One-way flight from Florida Keys to Charleston
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Highest demand for flights based on searches. 18% potential increase in price ($143 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Florida Keys to Charleston

Cheapest flights from Florida Keys to Charleston
Explore the most affordable flight options available from Florida Keys to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 5/124:47 pmMIA - CHS
Nonstop1h 41mAmerican Airlines
Wed 5/147:10 pmCHS - MIA
Nonstop1h 45mAmerican Airlines
Deal found 4/28$151
This Delta deal was found by Cheapflights users on 4/28. 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.
Wed 5/285:35 amMIA - CHS
1 stop4h 05mDelta
Wed 6/412:22 pmCHS - MIA
1 stop4h 29mDelta
Deal found 4/28$223
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/167:00 amMIA - CHS
1 stop15h 09mSpirit Airlines
Sat 5/246:00 amCHS - MIA
1 stop13h 58mSpirit Airlines
Deal found 4/28$233
This Mytrip deal was found by Cheapflights users on 4/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/259:05 amMIA - CHS
2 stops26h 56mMultiple Airlines
Wed 5/286:00 amCHS - MIA
1 stop8h 09mMultiple Airlines
Deal found 4/27$249
This Expedia deal was found by Cheapflights users on 4/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/229:42 pmMIA - CHS
1 stop10h 23mFrontier
Fri 5/239:05 amCHS - MIA
1 stop11h 26mFrontier
Deal found 4/28$260
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/205:50 amMIA - CHS
2 stops6h 55mSouthwest
Sat 9/278:10 amCHS - MIA
1 stop7h 55mSouthwest
Deal found 4/27$272
This American Airlines deal was found by Cheapflights users on 4/27. 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 5/247:29 pmEYW - CHS
1 stop3h 25mAmerican Airlines
Thu 7/3111:14 amCHS - EYW
1 stop5h 04mAmerican Airlines
Deal found 4/27$382
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/31:05 pmMIA - CHS
1 stop8h 35mUnited Airlines
Sat 5/106:30 amCHS - MIA
1 stop8h 26mUnited Airlines
Deal found 4/28$401
This Delta deal was found by Cheapflights users on 4/27. 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.
Sat 5/246:25 pmEYW - CHS
1 stop5h 19mDelta
Sat 8/25:15 amCHS - EYW
1 stop5h 36mDelta
Deal found 4/27$443

Cheapflights Fare Finder

Customize your flight search to find flights from Florida Keys 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 29, 2025.
Use the filters below to find and compare flights from Florida Keys to Charleston that are best for you.

Fly from

Florida Keys

Fly to

Charleston

Route

Depart

Return

Price

MiamiCharleston

MIA - CHS

MIACHS

Miami

Mon 5/12

4:47 pm-6:28 pm

Nonstop1h 41m

Charleston

Wed 5/14

7:10 pm-8:55 pm

Nonstop1h 45m

$151

MiamiCharleston

MIA - CHS

MIACHS

Miami

Wed 5/28

5:35 am-9:40 am

1 stop4h 05m

Charleston

Wed 6/4

12:22 pm-4:51 pm

1 stop4h 29m

$223

MiamiCharleston

MIA - CHS

MIACHS

Miami

Fri 5/16

7:00 am-10:09 pm

1 stop15h 09m

Charleston

Sat 5/24

6:00 am-7:58 pm

1 stop13h 58m

$233

MiamiCharleston

MIA - CHS

MIACHS

Miami

Sun 5/25

9:05 am-12:01 pm

2 stops26h 56m

Charleston

Wed 5/28

6:00 am-2:09 pm

1 stop8h 09m

$249

MiamiCharleston

MIA - CHS

MIACHS

Miami

Thu 5/22

9:42 pm-8:05 am

1 stop10h 23m

Charleston

Fri 5/23

9:05 am-8:31 pm

1 stop11h 26m

$260

MiamiCharleston

MIA - CHS

MIACHS

Miami

Sat 9/20

5:50 am-12:45 pm

2 stops6h 55m

Charleston

Sat 9/27

8:10 am-4:05 pm

1 stop7h 55m

$272

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Sat 5/24

7:29 pm-10:54 pm

1 stop3h 25m

Charleston

Thu 7/31

11:14 am-4:18 pm

1 stop5h 04m

$382

Key WestCharleston

EYW - CHS

EYWCHS

Key West

Sat 5/24

6:25 pm-11:44 pm

1 stop5h 19m

Charleston

Tue 7/29

10:42 am-5:32 pm

1 stop6h 50m

$443

MiamiCharleston

MIA - CHS

MIACHS

Miami

Fri 5/9

6:15 am-11:50 pm

2 stops17h 35m

Charleston

Sun 5/11

6:30 am-2:56 pm

1 stop8h 26m

$568

MiamiCharleston

MIA - CHS

MIACHS

Miami

Thu 6/19

12:03 pm-11:55 pm

2 stops11h 52m

Charleston

Sun 6/22

7:22 am-8:25 pm

2 stops13h 03m

$28,746

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 21 results
1
2
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Best time to book a flight from Florida Keys to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Florida Keys 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.

Cheapflights Insights

Everything you need to know about your flight from Florida Keys to Charleston

What is the cheapest month to book a flight from Florida Keys to Charleston?

Currently, August is the cheapest month in which you can book a flight from Florida Keys to Charleston (average of $217). Flying from Florida Keys to Charleston in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from EOA to CHS?

Find hourly flight availability from Florida Keys to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Florida Keys to Charleston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Charleston by month

Plan your trip to Charleston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

Temperature in Charleston by month

Plan your trip to Charleston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Charleston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Charleston

Get insights into the airlines that provide service to Charleston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Charleston. Reviews last updated April 29, 2025.
Read through reviews of airlines operating flights from Florida Keys to Charleston, such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,292 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
JetBlue
7.3
Good
2,922 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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

  • What airport do you fly into for flights to Charleston from Florida Keys?

    If you book a flight to Charleston from Florida Keys, you will be flying to Charleston, which is the city’s only airport. Charleston (CHS) is located 10.2 mi from the center of Charleston.

  • What are the cheapest airlines to fly from Florida Keys to Charleston one-way?

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $76. However, be on the lookout for offers from Delta and Spirit Airlines, as they are both options that can get you from Florida Keys to Charleston for a low price.

  • Can I find deals for flights from Florida Keys to Charleston that include hotel bookings?

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

  • How can I find direct flights from Florida Keys to Charleston?

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

  • Can I find deals for business class flights from Florida Keys to Charleston?

    Yes. Cheapflights offers flight deals from Florida Keys 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.

  • What is the cheapest month to book a flight from Florida Keys to Charleston?

    Currently, August is the cheapest month in which you can book a flight from Florida Keys to Charleston (average of $217). Flying from Florida Keys to Charleston in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Florida Keys?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Florida Keys to Charleston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Florida Keys to Charleston

Discover the top 2 airlines that operate flights from Florida Keys to Charleston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$426Average$592FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$492Average$658FlexibilityNo cancel feeOn-time71%

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