HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key West

$220+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — EYW
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greenville 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 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 May 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$249
(Delta)

One-way from

$220
(Delta)

Popular in

March

Cheapest in

September

Average price

$395
Provider with most accurate pricing for Greenville-Key West flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-Key West flights.
Search Deals
From Greenville to Key West
Search Deals
One-way flight from Greenville to Key West
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

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 May 12, 2025.

This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1612:00 pmGSP - EYW
1 stop5h 15mDelta
Wed 8/202:35 pmEYW - GSP
1 stop6h 56mDelta
Deal found 5/11$249
This American Airlines deal was found by Cheapflights users on 5/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/15:28 amGSP - EYW
1 stop6h 38mAmerican Airlines
Mon 7/77:51 pmEYW - GSP
1 stop4h 08mAmerican Airlines
Deal found 5/11$254
This Kiwi.com deal was found by Cheapflights users on 5/10. 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.
Thu 11/134:47 pmGSP - EYW
1 stop15h 20mBreeze Airways
Sun 11/1610:59 amEYW - GSP
1 stop9h 45mBreeze Airways
Deal found 5/10$298
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/166:00 amGSP - EYW
1 stop7h 03mUnited Airlines
Sun 5/182:18 pmEYW - GSP
1 stop6h 46mUnited Airlines
Deal found 5/12$339
This Mytrip deal was found by Cheapflights users on 5/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/12:56 pmGSP - EYW
2 stops24h 26mMultiple Airlines
Wed 6/42:45 pmEYW - GSP
2 stops28h 41mMultiple Airlines
Deal found 5/12$413

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 May 12, 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

Sat 8/16

12:00 pm-5:15 pm

1 stop5h 15m

Key West

Wed 8/20

2:35 pm-9:31 pm

1 stop6h 56m

$249

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Tue 7/1

5:28 am-12:06 pm

1 stop6h 38m

Key West

Mon 7/7

7:51 pm-11:59 pm

1 stop4h 08m

$254

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Sun 6/1

2:56 pm-3:22 pm

2 stops24h 26m

Key West

Wed 6/4

2:45 pm-7:26 pm

2 stops28h 41m

$413

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Fri 6/13

6:13 am-12:53 pm

1 stop6h 40m

Key West

Mon 6/16

8:45 am-3:56 pm

2 stops31h 11m

$445

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Sun 8/24

6:45 am-10:56 am

1 stop4h 11m

$220

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Sun 8/24

5:00 am-12:53 pm

2 stops7h 53m

$225

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Fri 11/7

10:21 am-8:00 am

2 stops45h 39m

$323

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Thu 11/6

10:33 am-8:07 am

2 stops21h 34m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 Expedia the most. Expedia 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

How far ahead should I book a flight from Greenville to Key West?

Use this chart to determine the optimal time to book a round-trip flight from Greenville to Key West. Price data was last updated on May 9, 2025.

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Greenville to Key West. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $492). 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 May 12, 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.

Rainfall in Key West by month

Plan your trip to Key West by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.

Temperature in Key West by month

Plan your trip to Key West by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

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 May 12, 2025.
Breeze Airways
8.1
Very good
161 reviews

Entertainment

6.6

Comfort

8.2

Crew

8.8

Food

6.7

Overall

8.1

Boarding

8.3

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
161 reviews
Breeze Airways
8.1
Very good
161 reviews

Entertainment

6.6

Comfort

8.2

Crew

8.8

Food

6.7

Overall

8.1

Boarding

8.3

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,950 reviews
Breeze Airways
8.1
Very good
161 reviews

Entertainment

6.6

Comfort

8.2

Crew

8.8

Food

6.7

Overall

8.1

Boarding

8.3

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,724 reviews
Breeze Airways
8.1
Very good
161 reviews

Entertainment

6.6

Comfort

8.2

Crew

8.8

Food

6.7

Overall

8.1

Boarding

8.3

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
American Airlines
7.2
Good
10,000 reviews
Breeze Airways
8.1
Very good
161 reviews

Entertainment

6.6

Comfort

8.2

Crew

8.8

Food

6.7

Overall

8.1

Boarding

8.3

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

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.

  • 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 $249. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $254 and $445, respectively. These flights start at 33% 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 $220 on Delta. Other airlines that offer cheap prices include American Airlines from $225 and United Airlines from $323 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 $492). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Greenville to Key West

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Fort Lauderdale flights
Charlotte to Orlando flights
Charlotte to Miami flights
Charlotte to Tampa flights
Charlotte to Key West flights
Charleston to Miami flights
Charlotte to West Palm Beach flights
Charlotte to Fort Myers flights
Greenville to Miami flights
Savannah to Miami flights
Charlotte to Pensacola flights
Charleston to Fort Lauderdale flights
Myrtle Beach to Fort Lauderdale flights
Charleston to Tampa flights
Columbia to Miami flights
Savannah to Tampa flights
Myrtle Beach to Orlando flights
Charlotte to Sarasota flights
Savannah to Fort Lauderdale flights
Charlotte to Jacksonville flights
Columbia to Orlando flights
Charleston to Key West flights
Myrtle Beach to Miami flights
Charlotte to Valparaiso flights
Greenville to Jacksonville flights
Charleston to Orlando flights
Greenville to Fort Lauderdale flights
Myrtle Beach to Tampa flights
Charlotte to Panama City flights
Greenville to Orlando flights
Greenville to Tampa flights
Columbia to Fort Lauderdale flights
Greenville to West Palm Beach flights
Charlotte to Daytona Beach flights
Columbia to Tampa flights
Greenville to Fort Myers flights
Augusta to Miami flights
Savannah to Key West flights
Columbia to Key West flights
Charleston to Panama City flights
Charleston to West Palm Beach flights
Savannah to Orlando flights
Augusta to Fort Lauderdale flights
Charlotte to Gainesville flights
Charleston to Pensacola flights
Charleston to Sarasota flights
Charlotte to Melbourne flights
Charlotte to St Petersburg flights
Myrtle Beach to Sarasota flights

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 May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$246Average$387FlexibilityNo cancel feeOn-time71%
DeltaCheapest$248Average$323FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.