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Key Largo

$238+ Cheap flights from Charleston, WV (CRW) to Key Largo, FL

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
CRW — MIA
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Charleston Yeager to Key Largo are usually found in September or April, booked 57 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Charleston to Key Largo

Keep the following information in mind while searching for Charleston to Key Largo flight deals. Data was last updated July 29, 2025.

Round-trip from

$238
(American Airlines)

Popular in

March

Cheapest in

September

Average price

$428
From Charleston Yeager to Key Largo
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Charleston to Key Largo

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

This American Airlines deal was found by Cheapflights users on 7/26. 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 10/118:05 pmCRW - MIA
1 stop4h 24mAmerican Airlines
Sat 10/186:20 amMIA - CRW
1 stop4h 09mAmerican Airlines
Deal found 7/26$238
This Delta deal was found by Cheapflights users on 7/29. 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.
Fri 8/156:54 pmCRW - MIA
1 stop5h 30mDelta
Wed 8/206:00 amMIA - CRW
1 stop4h 28mDelta
Deal found 7/29$243
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 7/307:00 amCRW - MIA
1 stop8h 10mUnited Airlines
Wed 8/612:20 pmMIA - CRW
1 stop8h 44mUnited Airlines
Deal found 7/29$484

Cheapflights Fare Finder

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

Fly from

Charleston

Fly to

Key Largo

Route

Depart

Return

Price

CharlestonMiami

CRW - MIA

CRWMIA

Charleston Yeager

Sat 10/11

8:05 pm-12:29 am

1 stop4h 24m

Miami

Sat 10/18

6:20 am-10:29 am

1 stop4h 09m

$238

CharlestonMiami

CRW - MIA

CRWMIA

Charleston Yeager

Tue 8/12

6:54 pm-12:24 am

1 stop5h 30m

Miami

Sat 8/16

6:00 am-10:28 am

1 stop4h 28m

$248

CharlestonMiami

CRW - MIA

CRWMIA

Charleston Yeager

Sat 10/18

7:00 am-10:52 pm

2 stops15h 52m

Miami

Sat 10/25

12:27 pm-9:26 pm

1 stop8h 59m

$527

CharlestonMiami

CRW - MIA

CRWMIA

Charleston Yeager

Sun 9/21

7:00 am-3:10 pm

1 stop8h 10m

$323

CharlestonMiami

CRW - MIA

CRWMIA

Charleston Yeager

Mon 8/4

11:08 am-6:18 pm

1 stop7h 10m

$369

CharlestonMiami

CRW - MIA

CRWMIA

Charleston Yeager

Mon 8/4

5:30 am-1:11 pm

2 stops7h 41m

$375

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Charleston to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo 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 Key Largo

How far ahead should I book a flight from Charleston, West Virginia to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Charleston to Key Largo. Price data was last updated on July 25, 2025.

The price you pay for your flight from Charleston, West Virginia to Key Largo may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Charleston, West Virginia to Key Largo?

Currently, September is the cheapest month in which you can book a flight from Charleston, West Virginia to Key Largo (average of $232). Flying from Charleston, West Virginia to Key Largo in March is currently the most expensive (average of $289). 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 CRW to KE9?

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

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

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Charleston to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Charleston to Key Largo. 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 Key Largo?

    For a flight from Charleston to Key Largo, you will be flying from Yeager. Charleston Yeager (CRW) is just 2.7 mi from the center of the city. Yeager is the only Charleston airport and it handles 0 outbound flights to Key Largo per day. 2 airlines have flights to Key Largo from Charleston Yeager on a regular basis.

  • What are the cheapest airlines to fly from Charleston, West Virginia to Key Largo one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $323. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Charleston, West Virginia to Key Largo for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Charleston to Key Largo 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, West Virginia to Key Largo?

    Currently, September is the cheapest month in which you can book a flight from Charleston, West Virginia to Key Largo (average of $232). Flying from Charleston, West Virginia to Key Largo in March is currently the most expensive (average of $289). 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.

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Top 2 airlines flying from Charleston to Key Largo

Discover the top 2 airlines that operate flights from Charleston to Key Largo. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$218Average$435FlexibilityNo cancel feeOn-time71%
DeltaCheapest$238Average$405FlexibilityNo cancel feeOn-timeN/A

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