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$121+ Cheap flights from Greenville to Key West (GSP - 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — EYW
oct. 25 — nov. 11
sam. 10/25
sam. 11/1
1 adult, Economy
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Cheap flight deals from Greenville to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) 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 septembre 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$225
(American Airlines)

One-way from

$121
(Kiwi.com)

Popular in

October

Cheapest in

September

Average price

$268
Provider with most accurate pricing for Greenville-Key West flight deals.
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Provider most trusted by Cheapflights users for Greenville-Key West flights.
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From Greenville to Key West
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One-way flight from Greenville to Key West
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Greenville to Key West

Cheapest flights from Greenville to Key West
Explore the most affordable flight options available from Greenville to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 25, 2025.

This American Airlines deal was found by Cheapflights users on 9/24. 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.
mar. 11/115:00 amGSP - EYW
1 stop6h 14mAmerican Airlines
lun. 11/247:53 pmEYW - GSP
1 stop4h 06mAmerican Airlines
Deal found 9/24$225
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
ven. 10/243:23 pmGSP - EYW
1 stop17h 39mMultiple Airlines
jeu. 10/3010:59 amEYW - GSP
1 stop9h 45mMultiple Airlines
Deal found 9/24$243
This Delta deal was found by Cheapflights users on 9/25. 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.
lun. 11/101:58 pmGSP - EYW
1 stop5h 55mDelta
lun. 11/246:18 pmEYW - GSP
1 stop5h 27mDelta
Deal found 9/25$249
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
lun. 12/159:39 pmGSP - EYW
1 stop13h 26mMultiple Airlines
mar. 12/3010:32 pmEYW - GSP
1 stop15h 33mMultiple Airlines
Deal found 9/24$262
This American Airlines deal was found by Cheapflights users on 9/22. 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.
sam. 11/227:00 pmGSP - EYW
1 stop4h 50mAmerican Airlines
mer. 11/2612:40 pmEYW - GSP
1 stop5h 29mAmerican Airlines
Deal found 9/22$274
This American Airlines deal was found by Cheapflights users on 9/23. 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.
lun. 11/106:01 amGSP - EYW
2 stops7h 02mAmerican Airlines
lun. 11/247:00 amEYW - GSP
1 stop4h 04mAmerican Airlines
Deal found 9/23$284
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
jeu. 10/94:47 pmGSP - EYW
1 stop16h 30mMultiple Airlines
lun. 10/133:56 pmEYW - GSP
1 stop4h 24mMultiple Airlines
Deal found 9/24$296
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
mar. 12/304:43 pmGSP - EYW
1 stop14h 24mMultiple Airlines
ven. 1/210:35 pmEYW - GSP
1 stop16h 05mMultiple Airlines
Deal found 9/24$306

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville 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 septembre 25, 2025.
Use the filters below to find and compare flights from Greenville to Key West that are best for you.

Fly from

Greenville

Fly to

Key West

Route

Depart

Return

Price

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

mar. 11/11

5:00 am-11:14 am

1 stop6h 14m

Key West

lun. 11/24

7:53 pm-11:59 pm

1 stop4h 06m

$225

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

ven. 2/6

4:07 pm-10:09 am

1 stop18h 02m

Key West

lun. 2/9

1:06 pm-7:38 pm

1 stop6h 32m

$235

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

ven. 10/24

3:23 pm-9:02 am

1 stop17h 39m

Key West

jeu. 10/30

10:59 am-8:44 pm

1 stop9h 45m

$243

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

lun. 11/10

1:58 pm-7:53 pm

1 stop5h 55m

Key West

lun. 11/24

6:18 pm-11:45 pm

1 stop5h 27m

$249

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

mar. 11/11

10:07 am-2:03 pm

1 stop3h 56m

Key West

lun. 11/24

6:18 pm-11:45 pm

1 stop5h 27m

$249

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

lun. 11/10

11:34 am-5:01 pm

1 stop5h 27m

Key West

lun. 11/24

6:33 pm-11:11 pm

1 stop4h 38m

$249

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

lun. 12/15

9:39 pm-11:05 am

1 stop13h 26m

Key West

mar. 12/30

10:32 pm-2:05 pm

1 stop15h 33m

$262

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

jeu. 10/9

4:47 pm-9:17 am

1 stop16h 30m

Key West

lun. 10/13

3:56 pm-8:20 pm

1 stop4h 24m

$296

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

lun. 12/15

9:39 pm-11:05 am

1 stop13h 26m

$121

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

mar. 11/11

6:00 am-2:04 pm

1 stop8h 04m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/24

Showing 1-10 of 16 results
1
2

Compare providers for flights from Greenville 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 Greenville to Key West in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Greenville-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-Key West flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Greenville-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 Greenville-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 Greenville to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Greenville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Greenville to Key West

What is the cheapest month to book a flight from Greenville to Key West?

Currently, August is the cheapest month in which you can book a flight from Greenville to Key West (average of $328). Flying from Greenville to Key West in March is currently the most expensive (average of $489). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GSP to EYW?

Find hourly flight availability from Greenville to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septembre 25, 2025.

It’s typically best to fly out from Greenville to Key West in the afternoon. Doing so could potentially save you 17% on the flight price compared to flying in the morning, which is usually more expensive.

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 septembre 25, 2025.
Get a feel of what it's like to fly with Delta and American Airlines from Greenville to Key West by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

CAE - ATL

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

CAE - ATL

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

CAE - ATL

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Greenville to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Greenville to Key West?

    A quick flight from Greenville to Key West can take about 5h 55m. American Airlines provides one of the quickest options available for as low as $249. Airlines will cover a distance of 714 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Greenville to Key West round-trip?

    Flying on Delta is currently your cheapest option to Key West, with prices starting at $248. Another option worth looking into is American Airlines, starting at $253 round trip. These flights start at 36% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Greenville to Key West one-way?

    One-way options have recently been found by users for as low as $126 on United Airlines. Other airlines that offer cheap prices include Delta from $126 and Breeze Airways from $220 one-way.

  • Can I find deals for flights from Greenville to Key West that include hotel bookings?

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

  • How can I find direct flights from Greenville to Key West?

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

  • Can I find deals for business class flights from Greenville to Key West?

    Yes. Cheapflights offers flight deals from Greenville to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Greenville to Key West?

    Currently, August is the cheapest month in which you can book a flight from Greenville to Key West (average of $328). Flying from Greenville to Key West in March is currently the most expensive (average of $489). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Greenville to Key West

Discover the top 2 airlines that operate flights from Greenville 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 septembre 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$398FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$253Average$402FlexibilityNo cancel feeOn-time71%

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