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Florida Keys

$99+ Cheap flights from Charleston (CHS) to Florida Keys

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — EYW
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Charleston to Florida Keys

Keep the following information in mind while searching for Charleston to Florida Keys flight deals. Data was last updated June 12, 2025.

Round-trip from

$161
(Kiwi.com)

One-way from

$99
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$287
From Charleston to Florida Keys
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One-way flight from Charleston to Florida Keys
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Highest demand for flights based on searches. 5% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Charleston to Florida Keys

Cheapest flights from Charleston to Florida Keys
Explore the most affordable flight options available from Charleston to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Sat 9/139:05 pmCHS - EYW
1 stop13h 14mBreeze Airways
Wed 9/179:47 amEYW - CHS
1 stop5h 37mBreeze Airways
Deal found 6/11$160
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 7/1310:26 amCHS - MIA
Nonstop1h 48mAmerican Airlines
Tue 7/158:05 amMIA - CHS
Nonstop1h 41mAmerican Airlines
Deal found 6/12$197
This Southwest deal was found by Cheapflights users on 6/10. 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.
Thu 8/216:10 amCHS - MIA
1 stop4h 40mSouthwest
Mon 8/256:05 amMIA - CHS
1 stop7h 45mSouthwest
Deal found 6/10$206
This Mytrip deal was found by Cheapflights users on 6/12. 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.
Mon 7/212:28 pmCHS - MIA
1 stop18h 47mSpirit Airlines
Thu 7/2412:46 pmMIA - CHS
1 stop19h 57mSpirit Airlines
Deal found 6/12$211
This Delta deal was found by Cheapflights users on 6/10. 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.
Sun 7/137:59 pmCHS - MIA
1 stop4h 56mDelta
Tue 7/155:30 amMIA - CHS
1 stop4h 07mDelta
Deal found 6/10$217
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Sat 6/289:42 amCHS - EYW
2 stops22h 21mMultiple Airlines
Wed 7/23:33 pmEYW - CHS
1 stop23h 03mMultiple Airlines
Deal found 6/11$242
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/103:31 pmCHS - MIA
1 stop21h 23mFrontier
Sun 10/129:42 pmMIA - CHS
1 stop16h 54mFrontier
Deal found 6/11$292
This Mytrip deal was found by Cheapflights users on 6/11. 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 7/46:41 pmCHS - EYW
2 stops20h 27mAllegiant Air
Fri 7/115:26 pmEYW - CHS
2 stops14h 40mAllegiant Air
Deal found 6/11$307
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Sat 8/29:48 pmCHS - MIA
2 stops19h 05mMultiple Airlines
Sat 8/93:19 pmMIA - CHS
2 stops18h 26mMultiple Airlines
Deal found 6/11$319
This Delta deal was found by Cheapflights users on 6/10. 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 9/272:25 pmCHS - EYW
1 stop5h 19mDelta
Sat 10/47:00 amEYW - CHS
1 stop4h 24mDelta
Deal found 6/10$337
This American Airlines deal was found by Cheapflights users on 6/10. 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 9/276:30 amCHS - EYW
1 stop4h 43mAmerican Airlines
Sat 10/411:25 amEYW - CHS
2 stops9h 40mAmerican Airlines
Deal found 6/10$342
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 7/316:15 amCHS - EYW
2 stops25h 45mUnited Airlines
Sun 8/38:45 amEYW - CHS
2 stops38h 00mUnited Airlines
Deal found 6/11$590

Cheapflights Fare Finder

Customize your flight search to find flights from Charleston to Florida Keys 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 June 12, 2025.
Use the filters below to find and compare flights from Charleston to Florida Keys that are best for you.

Fly from

Charleston

Fly to

Florida Keys

Route

Depart

Return

Price

CharlestonKey West

CHS - EYW

CHSEYW

Charleston

Mon 7/7

9:31 pm-9:22 am

1 stop11h 51m

Key West

Mon 7/14

1:47 pm-8:28 am

1 stop18h 41m

$161

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Sun 7/13

10:26 am-12:14 pm

Nonstop1h 48m

Miami

Tue 7/15

8:05 am-9:46 am

Nonstop1h 41m

$197

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Thu 8/21

6:10 am-10:50 am

1 stop4h 40m

Miami

Mon 8/25

6:05 am-1:50 pm

1 stop7h 45m

$206

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Mon 7/21

2:28 pm-9:15 am

1 stop18h 47m

Miami

Thu 7/24

12:46 pm-8:43 am

1 stop19h 57m

$211

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Sun 7/13

7:59 pm-12:55 am

1 stop4h 56m

Miami

Tue 7/15

5:30 am-9:37 am

1 stop4h 07m

$217

CharlestonKey West

CHS - EYW

CHSEYW

Charleston

Sat 6/28

9:42 am-8:03 am

2 stops22h 21m

Key West

Wed 7/2

3:33 pm-2:36 pm

1 stop23h 03m

$242

CharlestonKey West

CHS - EYW

CHSEYW

Charleston

Fri 7/4

6:41 pm-3:08 pm

2 stops20h 27m

Key West

Fri 7/11

5:26 pm-8:06 am

2 stops14h 40m

$307

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Sat 8/2

9:48 pm-4:53 pm

2 stops19h 05m

Miami

Sat 8/9

3:19 pm-9:45 am

2 stops18h 26m

$319

CharlestonKey West

CHS - EYW

CHSEYW

Charleston

Tue 8/12

6:00 am-12:32 pm

1 stop6h 32m

Key West

Sat 8/16

3:00 pm-7:40 pm

1 stop4h 40m

$337

CharlestonMiami

CHS - MIA

CHSMIA

Charleston

Sat 8/30

7:45 pm-2:11 pm

2 stops18h 26m

Miami

Sat 9/6

8:58 am-3:40 pm

1 stop6h 42m

$404

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 22 results
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Best time to book a flight from Charleston to Florida Keys

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

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

Currently, August is the cheapest month in which you can book a flight from Charleston to Florida Keys (average of $328). Flying from Charleston to Florida Keys in March is currently the most expensive (average of $493). 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 CHS to EOA?

Find hourly flight availability from Charleston to Florida Keys. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Charleston to Florida Keys, 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 Florida Keys by month

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

In terms of precipitation, rainfall in Florida Keys ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Florida Keys when rainfall is around 1.6 in.

Temperature in Florida Keys by month

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

If weather is an important factor for your trip to Florida Keys, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. 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 Florida Keys. Reviews last updated June 12, 2025.
See what other customers who have flown with Breeze Airways, Southwest and Delta from Charleston to Florida Keys have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
178 reviews

Overall

8.1

Entertainment

6.6

Food

6.7

Boarding

8.3

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
178 reviews
Breeze Airways
8.1
Very good
178 reviews

Overall

8.1

Entertainment

6.6

Food

6.7

Boarding

8.3

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,287 reviews
Breeze Airways
8.1
Very good
178 reviews

Overall

8.1

Entertainment

6.6

Food

6.7

Boarding

8.3

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,950 reviews
Breeze Airways
8.1
Very good
178 reviews

Overall

8.1

Entertainment

6.6

Food

6.7

Boarding

8.3

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,790 reviews
Breeze Airways
8.1
Very good
178 reviews

Overall

8.1

Entertainment

6.6

Food

6.7

Boarding

8.3

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Allegiant Air
7.3
Good
725 reviews
Breeze Airways
8.1
Very good
178 reviews

Overall

8.1

Entertainment

6.6

Food

6.7

Boarding

8.3

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

Find useful and relevant information for your journey from Charleston to Florida Keys. 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 from for flights from Charleston to Florida Keys?

    Charleston (CHS) is the airport you will fly out of if you book a flight from Charleston to Florida Keys. It is only a 10.2 mi journey to Charleston (CHS) from Charleston’s city center.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $99. However, be on the lookout for offers from Spirit Airlines and Southwest, as they are both options that can get you from Charleston to Florida Keys for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Charleston to Florida Keys 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 Charleston to Florida Keys?

    Currently, August is the cheapest month in which you can book a flight from Charleston to Florida Keys (average of $328). Flying from Charleston to Florida Keys in March is currently the most expensive (average of $493). 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

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Alternative routes for Charleston to Florida Keys

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

Discover the top 2 airlines that operate flights from Charleston to Florida Keys. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$336Average$555FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$378Average$543FlexibilityNo cancel feeOn-time71%

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