$51+ Cheap flights from Key West to Charleston (EYW - 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — CHS
Sep 18 — Sep 251
Round-trip
1 adult, Economy
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Find cheap flights from Key West to Charleston 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 Key West to Charleston
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Cheapest flights from Key West to CharlestonExplore the most affordable flight options available from Key West to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2026.
Explore the most affordable flight options available from Key West to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/910:04 am -
1 stop3h 20m
Sat 9/126:00 am -
1 stop3h 24m
Deal found 8/18![Breeze Airways logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 8/2611:46 am -
1 stop3h 42m
Sun 8/302:53 pm -
1 stop20h 34m
Deal found 8/16![Breeze Airways logo]()
$165
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 9/412:07 pm -
1 stop20h 41m
Fri 9/118:58 pm -
1 stop12h 26m
Deal found 8/14![Breeze Airways logo]()
$186
This Breeze Airways deal was found by Cheapflights users on 8/15. 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 9/412:07 pm -
1 stop20h 41m
Thu 9/109:39 pm -
1 stop14h 40m
Deal found 8/15![Breeze Airways logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 8/181:14 pm -
1 stop26h 14m
Sun 8/232:53 pm -
1 stop20h 34m
Deal found 8/15![Breeze Airways logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/412:07 pm -
1 stop20h 41m
Tue 9/811:15 am -
2 stops22h 09m
Deal found 8/18![Breeze Airways logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Mon 8/1712:07 pm -
1 stop20h 31m
Mon 8/249:44 pm -
1 stop14h 50m
Deal found 8/16![Breeze Airways logo]()
$281
Best flights from Key West to CharlestonDiscover carefully curated flight deals from Key West to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
Discover carefully curated flight deals from Key West to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/910:04 am -
1 stop3h 20m
Sat 9/126:00 am -
1 stop3h 24m
Deal found 8/18![Breeze Airways logo]()
$75
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 9/412:07 pm -
1 stop20h 41m
Fri 9/118:58 pm -
1 stop12h 26m
Deal found 8/14![Breeze Airways logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/53:48 pm -
1 stop22h 10m
Mon 9/79:44 pm -
1 stop14h 50m
Deal found 8/17![Multiple Airlines logo]()
$426
This Breeze Airways deal was found by Cheapflights users on 8/15. 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 9/412:07 pm -
1 stop20h 41m
Thu 9/109:39 pm -
1 stop14h 40m
Deal found 8/15![Breeze Airways logo]()
$211
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Fri 9/411:30 am -
2 stops9h 34m
Thu 9/1010:27 am -
2 stops8h 50m
Deal found 8/15![American Airlines logo]()
$661
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/412:07 pm -
1 stop20h 41m
Tue 9/811:15 am -
2 stops22h 09m
Deal found 8/18![Breeze Airways logo]()
$275
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:35 pm -
2 stops9h 25m
Fri 9/1110:27 am -
2 stops8h 50m
Deal found 8/14![American Airlines logo]()
$661
This American Airlines deal was found by Cheapflights users on 8/16. 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 8/318:09 pm -
1 stop3h 50m
Fri 9/47:43 pm -
1 stop15h 53m
Deal found 8/16![American Airlines logo]()
$734
Last-minute flights from Key West to CharlestonDiscover last-minute flight deals from Key West to Charleston. Data last updated August 19, 2026 and is based on user searches.
Discover last-minute flight deals from Key West to Charleston. Data last updated August 19, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 8/181:14 pm -
1 stop26h 14m
Sun 8/232:53 pm -
1 stop20h 34m
Deal found 8/15![Breeze Airways logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 8/2611:46 am -
1 stop3h 42m
Sun 8/302:53 pm -
1 stop20h 34m
Deal found 8/16![Breeze Airways logo]()
$165
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 9/412:07 pm -
1 stop20h 41m
Fri 9/118:58 pm -
1 stop12h 26m
Deal found 8/14![Breeze Airways logo]()
$186
This Breeze Airways deal was found by Cheapflights users on 8/15. 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 9/412:07 pm -
1 stop20h 41m
Thu 9/109:39 pm -
1 stop14h 40m
Deal found 8/15![Breeze Airways logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/412:07 pm -
1 stop20h 41m
Tue 9/811:15 am -
2 stops22h 09m
Deal found 8/18![Breeze Airways logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/910:04 am -
1 stop3h 20m
Sat 9/126:00 am -
1 stop3h 24m
Deal found 8/18![Breeze Airways logo]()
$75
One-way flights from Key West to CharlestonSearch for one-way flight options from Key West to Charleston. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
Search for one-way flight options from Key West to Charleston. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/1610:04 am -
1 stop3h 20m
Deal found 8/15![Breeze Airways logo]()
$51
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/1812:59 pm -
1 stop24h 25m
Deal found 8/15![Breeze Airways logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/1112:59 pm -
1 stop24h 25m
Deal found 8/15![Breeze Airways logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/1210:04 am -
1 stop3h 20m
Deal found 8/15![Breeze Airways logo]()
$84
This Breeze Airways deal was found by Cheapflights users on 8/15. 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 9/1410:59 am -
1 stop21h 39m
Deal found 8/15![Breeze Airways logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 8/15. 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.
Thu 9/1710:59 am -
1 stop21h 49m
Deal found 8/15![Breeze Airways logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 10/2410:04 am -
1 stop3h 20m
Deal found 8/17![Breeze Airways logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/1612:53 pm -
2 stops27h 10m
Deal found 8/15![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 10/2410:04 am -
3 stops33h 57m
Deal found 8/17![Multiple Airlines logo]()
$189
Find flight deals from Key West to Charleston
Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) to Charleston (CHS). 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 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $75 (Kiwi.com) |
One-way from | $51 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Key West 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 August 19, 2026.
Use the filters below to find and compare flights from Key West to Charleston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Wed 9/9
10:04 am-1:24 pm
1 stop3h 20m
Charleston
Sat 9/12
6:00 am-9:24 am
1 stop3h 24m
$75
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Fri 9/4
12:07 pm-8:48 am
1 stop20h 41m
Charleston
Fri 9/11
8:58 pm-9:24 am
1 stop12h 26m
$186
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Fri 9/4
12:07 pm-8:48 am
1 stop20h 41m
Charleston
Thu 9/10
9:39 pm-12:19 pm
1 stop14h 40m
$211
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Fri 9/4
12:07 pm-8:48 am
1 stop20h 41m
Charleston
Tue 9/8
11:15 am-9:24 am
2 stops22h 09m
$275
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Sat 9/5
3:48 pm-1:58 pm
1 stop22h 10m
Charleston
Mon 9/7
9:44 pm-12:34 pm
1 stop14h 50m
$426
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Fri 9/4
11:30 am-9:04 pm
2 stops9h 34m
Charleston
Thu 9/10
10:27 am-7:17 pm
2 stops8h 50m
$661
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Fri 9/4
1:35 pm-11:00 pm
2 stops9h 25m
Charleston
Fri 9/11
10:27 am-7:17 pm
2 stops8h 50m
$661
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Mon 8/31
8:09 pm-11:59 pm
1 stop3h 50m
Charleston
Fri 9/4
7:43 pm-11:36 am
1 stop15h 53m
$734
Cheapest one-way
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Fri 9/18
12:59 pm-1:24 pm
1 stop24h 25m
$69
Quickest one-way
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Sat 9/12
10:04 am-1:24 pm
1 stop3h 20m
$84
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Key West to Charleston
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 Key West to Charleston 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 Key West-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Key West-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Key West-Charleston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Key West-Charleston 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 Key West-Charleston 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 Key West to Charleston
Have a flexible travel schedule? Discover the best time to fly to Charleston from Key West with our price prediction graph.
EYW-CHS
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.
Related info for your journey
Find useful and relevant information for your journey from Key West to Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Charleston?
Book flights to Charleston if you plan to visit one of these locationsNorth Charleston
Santee
Summerville
Walterboro
Mount Pleasant
Goose Creek
Edisto Beach
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