$50+ Cheap flights from Charleston to Key West (CHS - EYW)
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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — EYW
Oct 1 — Oct 81
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to Key West with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Charleston to Key West
Cheapest
Best
Last-minute
One-way
Cheapest flights from Charleston to Key WestExplore the most affordable flight options available from Charleston to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
Explore the most affordable flight options available from Charleston to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
1 stop3h 24m
Wed 9/1610:04 am -
1 stop3h 20m
Deal found 8/28![Breeze Airways logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/306:00 am -
1 stop3h 24m
Sat 10/310:04 am -
1 stop3h 20m
Deal found 8/30![Breeze Airways logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 9/196:00 am -
1 stop3h 24m
Thu 9/2410:59 am -
1 stop20h 26m
Deal found 9/1![Breeze Airways logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/196:00 am -
1 stop3h 24m
Wed 9/2310:04 am -
1 stop3h 20m
Deal found 8/31![Breeze Airways logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/126:00 am -
1 stop3h 24m
Mon 9/1410:59 am -
1 stop21h 39m
Deal found 8/30![Breeze Airways logo]()
$116
This Breeze Airways deal was found by Cheapflights users on 8/31. 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.
Wed 9/306:00 am -
1 stop3h 24m
Wed 10/710:04 am -
1 stop3h 20m
Deal found 8/31![Breeze Airways logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/236:00 am -
1 stop3h 24m
Thu 9/2410:59 am -
1 stop20h 26m
Deal found 8/31![Breeze Airways logo]()
$145
Best flights from Charleston to Key WestDiscover carefully curated flight deals from Charleston to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
Discover carefully curated flight deals from Charleston to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
This Breeze Airways deal was found by Cheapflights users on 8/28. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am -
1 stop3h 24m
Thu 9/2410:59 am -
1 stop20h 26m
Deal found 8/28![Breeze Airways logo]()
$137
This Breeze Airways deal was found by Cheapflights users on 8/29. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:00 am -
1 stop3h 24m
Thu 10/110:59 am -
1 stop21h 49m
Deal found 8/29![Breeze Airways logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:45 am -
1 stop13h 01m
Sat 10/3110:04 am -
2 stops9h 03m
Deal found 8/29![Multiple Airlines logo]()
$321
This Breeze Airways deal was found by Cheapflights users on 8/28. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:58 pm -
1 stop12h 26m
Fri 10/212:59 pm -
1 stop24h 25m
Deal found 8/28![Breeze Airways logo]()
$165
This Breeze Airways deal was found by Cheapflights users on 8/28. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:39 pm -
1 stop14h 40m
Sun 11/2210:59 am -
1 stop21h 49m
Deal found 8/28![Breeze Airways logo]()
$274
This Breeze Airways deal was found by Cheapflights users on 9/1. 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 10/238:58 pm -
1 stop12h 26m
Mon 10/2610:59 am -
1 stop21h 39m
Deal found 9/1![Breeze Airways logo]()
$284
This Breeze Airways deal was found by Cheapflights users on 8/28. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:58 pm -
1 stop12h 26m
Sun 10/1810:59 am -
1 stop21h 49m
Deal found 8/28![Breeze Airways logo]()
$289
This Breeze Airways deal was found by Cheapflights users on 8/29. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:13 pm -
1 stop20h 06m
Sun 9/2010:59 am -
1 stop21h 49m
Deal found 8/29![Breeze Airways logo]()
$300
This Breeze Airways deal was found by Cheapflights users on 8/31. 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 2/188:43 pm -
1 stop15h 36m
Mon 2/2210:59 am -
1 stop21h 39m
Deal found 8/31![Breeze Airways logo]()
$305
This Breeze Airways deal was found by Cheapflights users on 9/1. 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 10/222:13 pm -
1 stop20h 06m
Sun 10/2510:59 am -
1 stop21h 49m
Deal found 9/1![Breeze Airways logo]()
$359
Last-minute flights from Charleston to Key WestDiscover last-minute flight deals from Charleston to Key West. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Key West. Data last updated September 1, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
1 stop3h 24m
Wed 9/1610:04 am -
1 stop3h 20m
Deal found 8/28![Breeze Airways logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/126:00 am -
1 stop3h 24m
Mon 9/1410:59 am -
1 stop21h 39m
Deal found 8/30![Breeze Airways logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 9/196:00 am -
1 stop3h 24m
Thu 9/2410:59 am -
1 stop20h 26m
Deal found 9/1![Breeze Airways logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/196:00 am -
1 stop3h 24m
Wed 9/2310:04 am -
1 stop3h 20m
Deal found 8/31![Breeze Airways logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/236:00 am -
1 stop3h 24m
Thu 9/2410:59 am -
1 stop20h 26m
Deal found 8/31![Breeze Airways logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/306:00 am -
1 stop3h 24m
Sat 10/310:04 am -
1 stop3h 20m
Deal found 8/30![Breeze Airways logo]()
$107
This Breeze Airways deal was found by Cheapflights users on 8/31. 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.
Wed 9/306:00 am -
1 stop3h 24m
Wed 10/710:04 am -
1 stop3h 20m
Deal found 8/31![Breeze Airways logo]()
$118
One-way flights from Charleston to Key WestSearch for one-way flight options from Charleston to Key West. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
Search for one-way flight options from Charleston to Key West. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/166:00 am -
1 stop3h 24m
Deal found 8/31![Breeze Airways logo]()
$50
This Breeze Airways deal was found by Cheapflights users on 9/1. 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.
Sat 9/266:00 am -
1 stop3h 24m
Deal found 9/1![Breeze Airways logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:21 pm -
1 stop20h 03m
Deal found 8/29![Breeze Airways logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/53:00 pm -
1 stop19h 39m
Deal found 8/28![Breeze Airways logo]()
$98
This Breeze Airways deal was found by Cheapflights users on 8/30. 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 10/168:58 pm -
1 stop12h 26m
Deal found 8/30![Breeze Airways logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 2/103:42 pm -
1 stop18h 37m
Deal found 8/31![Breeze Airways logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/266:00 am -
3 stops35h 21m
Deal found 8/30![Multiple Airlines logo]()
$193
Find flight deals from Charleston to Key West
Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Key West (EYW). 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 September 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $82 (Kiwi.com) |
One-way from | $50 (Kiwi.com) |
Popular in | October |
Cheapest in | September |
Average price | $138 |
Cheapflights Fare Finder
Customize your flight search to find flights from Charleston to Key West 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 7,457,451 searches. Data last updated September 1, 2026.
Use the filters below to find and compare flights from Charleston to Key West that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Sat 9/19
6:00 am-9:24 am
1 stop3h 24m
Key West
Thu 9/24
10:59 am-7:25 am
1 stop20h 26m
$137
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Sat 9/26
6:00 am-9:24 am
1 stop3h 24m
Key West
Thu 10/1
10:59 am-8:48 am
1 stop21h 49m
$156
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Fri 9/25
8:58 pm-9:24 am
1 stop12h 26m
Key West
Fri 10/2
12:59 pm-1:24 pm
1 stop24h 25m
$165
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Thu 11/19
9:39 pm-12:19 pm
1 stop14h 40m
Key West
Sun 11/22
10:59 am-8:48 am
1 stop21h 49m
$274
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Fri 10/23
8:58 pm-9:24 am
1 stop12h 26m
Key West
Mon 10/26
10:59 am-8:38 am
1 stop21h 39m
$284
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Fri 10/16
8:58 pm-9:24 am
1 stop12h 26m
Key West
Sun 10/18
10:59 am-8:48 am
1 stop21h 49m
$289
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Thu 9/17
2:13 pm-10:19 am
1 stop20h 06m
Key West
Sun 9/20
10:59 am-8:48 am
1 stop21h 49m
$300
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Thu 2/18
8:43 pm-12:19 pm
1 stop15h 36m
Key West
Mon 2/22
10:59 am-8:38 am
1 stop21h 39m
$305
Quickest round-trip
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Sun 10/25
6:45 am-7:46 pm
1 stop13h 01m
Key West
Sat 10/31
10:04 am-7:07 pm
2 stops9h 03m
$321
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Thu 10/22
2:13 pm-10:19 am
1 stop20h 06m
Key West
Sun 10/25
10:59 am-8:48 am
1 stop21h 49m
$359
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Charleston to Key West
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 Charleston to Key West in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Charleston-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Key West flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Charleston-Key West 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 Charleston-Key West 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 Charleston to Key West
Have a flexible travel schedule? Discover the best time to fly to Key West from Charleston with our price prediction graph.
CHS-EYW
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 West
What is the cheapest month to book a flight from Charleston to Key West?
Currently, September is the cheapest month in which you can book a flight from Charleston to Key West (average of $138). Flying from Charleston to Key West in October is currently the most expensive (average of $624). 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.
How much does it cost to fly round-trip from Charleston to Key West?
Airfare is below average for this route at the moment.
Charleston to Key West flights typically cost between $128 and $426 in September.The cheapest round-trip price found within the last 5 days was $82 on Breeze Airways (Sep 12-Sep 16).
Reviews of airlines servicing Key West
Get insights into the airlines that provide service to Key West. 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 West. Reviews last updated September 1, 2026.
Read through reviews of airlines operating flights from Charleston to Key West, such as Breeze Airways,Delta, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Boarding
8.4
Comfort
8.2
Entertainment
6.7
Overall
8.2
Crew
8.8
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Food
6.7
Boarding
8.4
Comfort
8.2
Entertainment
6.7
Overall
8.2
Crew
8.8
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Food
6.7
Boarding
8.4
Comfort
8.2
Entertainment
6.7
Overall
8.2
Crew
8.8
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Food
6.7
Boarding
8.4
Comfort
8.2
Entertainment
6.7
Overall
8.2
Crew
8.8
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Related info for your journey
Find useful and relevant information for your journey from Charleston to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
Complete your trip to Key West by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Charleston to Key West by cabin class
Find flights from Charleston to Key West, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Key West
Explore flights to Key West departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.
Charleston and Key West flights
Browse other Charleston and Key West flight options. Last updated on September 1, 2026.
Other flights from Charleston
Browse through other flights departing from Charleston. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Charleston to Key West
Discover the top 3 airlines that operate flights from Charleston to Key West. 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 7,457,451 searches. Data last updated September 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$104 | Average$211 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$327 | Average$472 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$344 | Average$515 | FlexibilityNo cancel fee | On-timeN/A |