$40+ 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — EYW
Sep 14 — Sep 211
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 August 15, 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 August 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 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 8/12![Breeze Airways logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:00 am -
1 stop3h 24m
Wed 9/1610:04 am -
1 stop3h 20m
Deal found 8/10![Breeze Airways logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 8/14![Breeze Airways logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Wed 9/96:00 am -
1 stop3h 24m
Sat 9/1210:04 am -
1 stop3h 20m
Deal found 8/11![Breeze Airways logo]()
$97
This Expedia deal was found by Cheapflights users on 8/14. 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.
Sat 9/126:00 am -
1 stop3h 24m
Sat 9/1910:04 am -
1 stop3h 20m
Deal found 8/14![Breeze Airways logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Wed 9/96:00 am -
1 stop3h 24m
Mon 9/1410:59 am -
1 stop21h 39m
Deal found 8/11![Breeze Airways logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Fri 9/118:58 pm -
1 stop12h 26m
Wed 9/1610:04 am -
1 stop3h 20m
Deal found 8/11![Breeze Airways logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/58:56 pm -
1 stop22h 17m
Sat 9/1910:04 am -
1 stop3h 20m
Deal found 8/13![Breeze Airways logo]()
$127
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 August 15, 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 August 15, 2026.
This Breeze Airways deal was found by Cheapflights users on 8/14. 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 8/14![Breeze Airways logo]()
$157
This Breeze Airways deal was found by Cheapflights users on 8/13. 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.
Sun 9/62:53 pm -
1 stop20h 34m
Sat 9/1210:04 am -
1 stop3h 20m
Deal found 8/13![Breeze Airways logo]()
$164
This Breeze Airways deal was found by Cheapflights users on 8/12. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:04 pm -
1 stop19h 02m
Tue 9/81:14 pm -
1 stop24h 10m
Deal found 8/12![Breeze Airways logo]()
$200
This Breeze Airways deal was found by Cheapflights users on 8/14. 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 1/63:42 pm -
1 stop18h 37m
Sun 1/1010:59 am -
1 stop20h 59m
Deal found 8/14![Breeze Airways logo]()
$228
This Breeze Airways deal was found by Cheapflights users on 8/10. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:13 pm -
1 stop20h 06m
Sun 12/1310:59 am -
1 stop21h 49m
Deal found 8/10![Breeze Airways logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 10/168:58 pm -
1 stop12h 26m
Tue 10/201:16 pm -
1 stop24h 08m
Deal found 8/14![Breeze Airways logo]()
$276
This Breeze Airways deal was found by Cheapflights users on 8/14. 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 10/159:39 pm -
1 stop14h 40m
Tue 10/201:16 pm -
1 stop24h 08m
Deal found 8/14![Breeze Airways logo]()
$302
This Breeze Airways deal was found by Cheapflights users on 8/12. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:44 pm -
1 stop14h 50m
Fri 9/1112:59 pm -
1 stop24h 25m
Deal found 8/12![Breeze Airways logo]()
$308
Last-minute flights from Charleston to Key WestDiscover last-minute flight deals from Charleston to Key West. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Key West. Data last updated August 15, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/58:56 pm -
1 stop22h 17m
Sat 9/1910:04 am -
1 stop3h 20m
Deal found 8/13![Breeze Airways logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:00 am -
1 stop3h 24m
Wed 9/1610:04 am -
1 stop3h 20m
Deal found 8/10![Breeze Airways logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Wed 9/96:00 am -
1 stop3h 24m
Sat 9/1210:04 am -
1 stop3h 20m
Deal found 8/11![Breeze Airways logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Wed 9/96:00 am -
1 stop3h 24m
Mon 9/1410:59 am -
1 stop21h 39m
Deal found 8/11![Breeze Airways logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Fri 9/118:58 pm -
1 stop12h 26m
Wed 9/1610:04 am -
1 stop3h 20m
Deal found 8/11![Breeze Airways logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 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 8/12![Breeze Airways logo]()
$82
This Expedia deal was found by Cheapflights users on 8/14. 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.
Sat 9/126:00 am -
1 stop3h 24m
Sat 9/1910:04 am -
1 stop3h 20m
Deal found 8/14![Breeze Airways logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 8/14![Breeze Airways logo]()
$93
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 August 15, 2026.
Search for one-way flight options from Charleston to Key West. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This Breeze Airways deal was found by Cheapflights users on 8/14. 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 9/126:00 am -
1 stop3h 24m
Deal found 8/14![Breeze Airways logo]()
$40
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 -
1 stop3h 24m
Deal found 8/13![Breeze Airways logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:56 pm -
1 stop22h 17m
Deal found 8/12![Breeze Airways logo]()
$69
This Breeze Airways deal was found by Cheapflights users on 8/14. 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 9/118:58 pm -
1 stop12h 26m
Deal found 8/14![Breeze Airways logo]()
$77
This Breeze Airways deal was found by Cheapflights users on 8/11. 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 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 8/11![Breeze Airways logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 10/201:21 pm -
1 stop22h 41m
Deal found 8/14![Multiple Airlines logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/59:19 pm -
2 stops38h 08m
Deal found 8/11![Multiple Airlines logo]()
$168
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 August 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $82 (Kiwi.com) |
One-way from | $40 (Breeze Airways) |
Popular in | October |
Cheapest in | September |
Average price | $382 |
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 2,558,603 searches. Data last updated August 15, 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 9/26
6:00 am-9:24 am
1 stop3h 24m
Key West
Thu 10/1
10:59 am-8:48 am
1 stop21h 49m
$157
Quickest round-trip
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Sun 9/6
2:53 pm-11:27 am
1 stop20h 34m
Key West
Sat 9/12
10:04 am-1:24 pm
1 stop3h 20m
$164
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Tue 9/1
4:04 pm-11:06 am
1 stop19h 02m
Key West
Tue 9/8
1:14 pm-1:24 pm
1 stop24h 10m
$200
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Wed 1/6
3:42 pm-10:19 am
1 stop18h 37m
Key West
Sun 1/10
10:59 am-7:58 am
1 stop20h 59m
$228
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Thu 12/10
2:13 pm-10:19 am
1 stop20h 06m
Key West
Sun 12/13
10:59 am-8:48 am
1 stop21h 49m
$275
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Fri 10/16
8:58 pm-9:24 am
1 stop12h 26m
Key West
Tue 10/20
1:16 pm-1:24 pm
1 stop24h 08m
$276
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Thu 10/15
9:39 pm-12:19 pm
1 stop14h 40m
Key West
Tue 10/20
1:16 pm-1:24 pm
1 stop24h 08m
$302
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Mon 9/7
9:44 pm-12:34 pm
1 stop14h 50m
Key West
Fri 9/11
12:59 pm-1:24 pm
1 stop24h 25m
$308
Cheapest one-way
Quickest one-way
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Sat 9/26
6:00 am-9:24 am
1 stop3h 24m
$67
CharlestonKey West
CHS Charleston - EYW Key West
CHSEYW
Charleston
Sat 9/5
8:56 pm-7:13 pm
1 stop22h 17m
$70
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 August.
| 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
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 August 15, 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
8.3
Overall
8.2
Entertainment
6.7
Comfort
8.2
Crew
8.7
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Food
6.7
Boarding
8.3
Overall
8.2
Entertainment
6.7
Comfort
8.2
Crew
8.7
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Food
6.7
Boarding
8.3
Overall
8.2
Entertainment
6.7
Comfort
8.2
Crew
8.7
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Food
6.7
Boarding
8.3
Overall
8.2
Entertainment
6.7
Comfort
8.2
Crew
8.7
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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Alternative routes for Charleston to Key West
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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 August 15, 2026.
Charleston and Key West flights
Browse other Charleston and Key West flight options. Last updated on August 15, 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 August 15, 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 2,558,603 searches. Data last updated August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$106 | Average$211 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$326 | Average$457 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$344 | Average$529 | FlexibilityNo cancel fee | On-timeN/A |