$69+ 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — CHS
Oct 2 — Oct 91
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 September 2, 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 September 2, 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.
Fri 9/1110:59 am -
1 stop21h 39m
Sat 9/196:00 am -
1 stop3h 24m
Deal found 8/31![Breeze Airways logo]()
$111
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.
Mon 9/1410:59 am -
1 stop21h 39m
Fri 9/188:58 pm -
1 stop12h 26m
Deal found 8/30![Breeze Airways logo]()
$166
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.
Mon 9/2812:59 pm -
1 stop23h 32m
Fri 10/28:58 pm -
1 stop12h 26m
Deal found 8/30![Breeze Airways logo]()
$254
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.
Mon 9/2812:59 pm -
1 stop23h 32m
Thu 10/19:39 pm -
1 stop14h 40m
Deal found 8/30![Breeze Airways logo]()
$296
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.
Sun 9/2710:59 am -
1 stop21h 49m
Thu 10/19:39 pm -
1 stop14h 40m
Deal found 8/30![Breeze Airways logo]()
$309
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.
Mon 9/1411:59 am -
2 stops20h 39m
Fri 9/188:58 pm -
1 stop12h 26m
Deal found 8/30![Multiple Airlines logo]()
$335
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:27 pm -
1 stop4h 38m
Sat 10/36:00 am -
1 stop3h 51m
Deal found 8/29![American Airlines logo]()
$341
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.
Mon 9/2811:59 am -
2 stops20h 39m
Fri 10/28:58 pm -
1 stop12h 26m
Deal found 8/30![Multiple Airlines logo]()
$356
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:10 pm -
1 stop4h 41m
Tue 10/202:05 pm -
1 stop5h 56m
Deal found 8/30![Delta logo]()
$389
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.
Fri 9/412:07 pm -
1 stop20h 41m
Tue 9/84:04 pm -
1 stop17h 20m
Deal found 8/31![Breeze Airways logo]()
$401
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.
Mon 9/2811:59 am -
2 stops20h 39m
Thu 10/19:39 pm -
1 stop14h 40m
Deal found 8/30![Multiple Airlines logo]()
$402
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 September 2, 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 September 2, 2026.
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.
Mon 9/1410:59 am -
1 stop21h 39m
Fri 9/188:58 pm -
1 stop12h 26m
Deal found 8/30![Breeze Airways logo]()
$166
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:10 pm -
1 stop4h 41m
Tue 10/202:05 pm -
1 stop5h 56m
Deal found 8/30![Delta logo]()
$389
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:47 pm -
2 stops9h 18m
Sat 10/310:27 am -
2 stops8h 50m
Deal found 8/29![American Airlines logo]()
$527
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/73:04 pm -
2 stops23h 09m
Sun 1/102:30 pm -
2 stops23h 38m
Deal found 9/1![United Airlines logo]()
$727
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/161:43 pm -
2 stops8h 07m
Tue 10/208:10 am -
2 stops8h 48m
Deal found 8/30![American Airlines logo]()
$622
Last-minute flights from Key West to CharlestonDiscover last-minute flight deals from Key West to Charleston. Data last updated September 2, 2026 and is based on user searches.
Discover last-minute flight deals from Key West to Charleston. Data last updated September 2, 2026 and is based on user searches.
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.
Fri 9/412:07 pm -
1 stop20h 41m
Tue 9/84:04 pm -
1 stop17h 20m
Deal found 8/31![Breeze Airways logo]()
$401
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.
Fri 9/1110:59 am -
1 stop21h 39m
Sat 9/196:00 am -
1 stop3h 24m
Deal found 8/31![Breeze Airways logo]()
$111
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.
Mon 9/1410:59 am -
1 stop21h 39m
Fri 9/188:58 pm -
1 stop12h 26m
Deal found 8/30![Breeze Airways logo]()
$166
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.
Mon 9/1411:59 am -
2 stops20h 39m
Fri 9/188:58 pm -
1 stop12h 26m
Deal found 8/30![Multiple Airlines logo]()
$335
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.
Sun 9/2710:59 am -
1 stop21h 49m
Thu 10/19:39 pm -
1 stop14h 40m
Deal found 8/30![Breeze Airways logo]()
$309
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.
Mon 9/2812:59 pm -
1 stop23h 32m
Fri 10/28:58 pm -
1 stop12h 26m
Deal found 8/30![Breeze Airways logo]()
$254
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.
Mon 9/2812:59 pm -
1 stop23h 32m
Thu 10/19:39 pm -
1 stop14h 40m
Deal found 8/30![Breeze Airways logo]()
$296
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.
Mon 9/2811:59 am -
2 stops20h 39m
Fri 10/28:58 pm -
1 stop12h 26m
Deal found 8/30![Multiple Airlines logo]()
$356
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.
Mon 9/2811:59 am -
2 stops20h 39m
Thu 10/19:39 pm -
1 stop14h 40m
Deal found 8/30![Multiple Airlines logo]()
$402
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:27 pm -
1 stop4h 38m
Sat 10/36:00 am -
1 stop3h 51m
Deal found 8/29![American Airlines logo]()
$341
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:10 pm -
1 stop4h 41m
Tue 10/202:05 pm -
1 stop5h 56m
Deal found 8/30![Delta logo]()
$389
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 September 2, 2026.
Search for one-way flight options from Key West to Charleston. Find affordable one-way fares based on user searches. Data last updated September 2, 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.
Fri 9/1812:59 pm -
1 stop24h 25m
Deal found 8/31![Breeze Airways logo]()
$69
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 10/910:59 am -
1 stop21h 39m
Deal found 8/28![Breeze Airways logo]()
$107
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.
Tue 2/1610:59 am -
1 stop21h 39m
Deal found 8/31![Breeze Airways logo]()
$119
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.
Mon 2/112:59 pm -
1 stop23h 32m
Deal found 9/1![Breeze Airways logo]()
$123
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.
Sun 9/2010:59 am -
1 stop21h 49m
Deal found 8/30![Breeze Airways logo]()
$167
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.
Thu 10/228:37 am -
2 stops36h 19m
Deal found 8/31![Multiple Airlines logo]()
$172
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.
Thu 10/2212:01 pm -
1 stop25h 49m
Deal found 8/31![Breeze Airways logo]()
$180
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.
Fri 10/912:59 pm -
3 stops57h 37m
Deal found 8/28![Multiple Airlines logo]()
$186
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 September 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $111 (Kiwi.com) |
One-way from | $69 (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 7,457,451 searches. Data last updated September 2, 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
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Mon 9/14
10:59 am-8:38 am
1 stop21h 39m
Charleston
Fri 9/18
8:58 pm-9:24 am
1 stop12h 26m
$166
Quickest round-trip
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Fri 10/16
6:10 pm-10:51 pm
1 stop4h 41m
Charleston
Tue 10/20
2:05 pm-8:01 pm
1 stop5h 56m
$389
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Tue 9/29
1:47 pm-11:05 pm
2 stops9h 18m
Charleston
Sat 10/3
10:27 am-7:17 pm
2 stops8h 50m
$527
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Fri 10/16
1:43 pm-9:50 pm
2 stops8h 07m
Charleston
Tue 10/20
8:10 am-4:58 pm
2 stops8h 48m
$622
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Thu 1/7
3:04 pm-2:13 pm
2 stops23h 09m
Charleston
Sun 1/10
2:30 pm-2:08 pm
2 stops23h 38m
$727
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
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Fri 10/9
10:59 am-8:38 am
1 stop21h 39m
$107
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Mon 2/1
12:59 pm-12:31 pm
1 stop23h 32m
$123
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Sun 9/20
10:59 am-8:48 am
1 stop21h 49m
$167
Key WestCharleston
EYW Key West - CHS Charleston
EYWCHS
Key West
Thu 10/22
10:59 am-8:48 am
1 stop21h 49m
$183
Showing 1-10 of 15 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 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 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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