What is the cheapest airline that flies from Greenville to Key West?

Delta is the most popular carrier operating from Greenville to Key West

What airlines fly to Key West?

American Airlines, Allegiant Air and Delta are the top three most popular airlines that fly to Key West from Greenville according to our data. American Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 5 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Greenville Airport to Key West Airport?

Prices for flights from Greenville Airport to Key West Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Greenville Airport to Key West Airport?

As of January 2026, there are 2 operators available to choose from for flights from Greenville Airport to Key West Airport.

How old do you have to be to fly from Greenville Airport to Key West Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greenville Airport to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$153 Cheap Flights from Greenville to Key West in 2026

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Find the cheapest flights from Greenville to Key West

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:07 pm - 10:09 am

GSP

EYW

18h 02m1 stop

9:49 am - 8:07 pm

EYW

GSP

10h 18m1 stop

$176Breeze Airways

Fri, Jan 23 - Fri, Jan 30

12:06 pm - 6:01 pm

GSP

EYW

5h 55m1 stop

7:45 pm - 11:57 pm

EYW

GSP

4h 12m1 stop

$251American Airlines

Tue, Feb 3 - Tue, Feb 10

6:56 pm - 11:56 pm

GSP

EYW

5h 00m1 stop

4:37 pm - 11:36 pm

EYW

GSP

6h 59m2 stops

$256American Airlines

Tue, Feb 3 - Tue, Feb 10

6:00 am - 1:03 pm

GSP

EYW

7h 03m2 stops

6:06 am - 1:17 pm

EYW

GSP

7h 11m2 stops

$262American Airlines

Tue, Feb 3 - Tue, Feb 10

9:49 pm - 12:11 pm

GSP

EYW

14h 22m1 stop

5:41 pm - 4:19 pm

EYW

GSP

46h 38m2 stops

$266Allegiant Air

Fri, Jan 23 - Fri, Jan 30

2:42 pm - 9:37 pm

GSP

EYW

6h 55m1 stop

9:49 am - 8:07 pm

EYW

GSP

10h 18m1 stop

$268Multiple Airlines

Sun, Mar 22 - Fri, Mar 27

6:45 pm - 10:57 pm

GSP

EYW

4h 12m1 stop

11:24 am - 6:15 pm

EYW

GSP

6h 51m1 stop

$269American Airlines

Sat, May 2 - Wed, May 6

2:42 pm - 9:43 pm

GSP

EYW

7h 01m1 stop

9:49 am - 8:07 pm

EYW

GSP

10h 18m1 stop

$273Multiple Airlines

Thu, Mar 12 - Fri, Mar 13

6:45 pm - 10:57 pm

GSP

EYW

4h 12m1 stop

5:25 pm - 11:02 pm

EYW

GSP

5h 37m1 stop

$304American Airlines

Thu, May 7 - Tue, May 12

5:20 am - 11:02 am

GSP

EYW

5h 42m2 stops

11:24 am - 6:15 pm

EYW

GSP

6h 51m1 stop

$309American Airlines

Sat, May 2 - Wed, May 6

United Airlines flights from Greenville to Key West

Our best United Airlines deals on Greenville to Key West flight tickets

United Airlines

Feb 9

GSP6:35 amGreenville

8h 42m

1 stop

EYW3:17 pmKey West

Feb 14

EYW5:22 pmKey West

6h 37m

1 stop

GSP11:59 pmGreenville

$382

United Airlines

Jan 26

GSP6:35 amGreenville

8h 42m

1 stop

EYW3:17 pmKey West

Jan 30

EYW6:05 pmKey West

25h 24m

1 stop

GSP7:29 pmGreenville

$448

United Airlines

Jan 26

GSP6:20 amGreenville

6h 43m

1 stop

EYW1:03 pmKey West

Jan 30

EYW2:25 pmKey West

29h 04m

2 stops

GSP7:29 pmGreenville

$453

American Airlines flights from Greenville to Key West

Our best American Airlines deals on Greenville to Key West flight tickets

American Airlines

Feb 3

GSP12:06 pmGreenville

5h 55m

1 stop

EYW6:01 pmKey West

Feb 10

EYW7:45 pmKey West

4h 12m

1 stop

GSP11:57 pmGreenville

$251

American Airlines

Feb 3

GSP6:56 pmGreenville

5h 00m

1 stop

EYW11:56 pmKey West

Feb 10

EYW4:37 pmKey West

6h 59m

2 stops

GSP11:36 pmGreenville

$256

American Airlines

Feb 3

GSP6:00 amGreenville

7h 03m

2 stops

EYW1:03 pmKey West

Feb 10

EYW6:06 amKey West

7h 11m

2 stops

GSP1:17 pmGreenville

$262

Fly from

Fly to

Route

Depart

Return

Price

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Fri 1/23

4:07 pm-10:09 am

1 stop18h 02m

Key West

Fri 1/30

9:49 am-8:07 pm

1 stop10h 18m

$176

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Tue 2/3

12:06 pm-6:01 pm

1 stop5h 55m

Key West

Tue 2/10

7:45 pm-11:57 pm

1 stop4h 12m

$251

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Tue 2/3

6:56 pm-11:56 pm

1 stop5h 00m

Key West

Tue 2/10

4:37 pm-11:36 pm

2 stops6h 59m

$256

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Tue 2/3

6:00 am-1:03 pm

2 stops7h 03m

Key West

Tue 2/10

6:06 am-1:17 pm

2 stops7h 11m

$262

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Fri 1/23

9:49 pm-12:11 pm

1 stop14h 22m

Key West

Fri 1/30

5:41 pm-4:19 pm

2 stops46h 38m

$266

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Sun 3/22

2:42 pm-9:37 pm

1 stop6h 55m

Key West

Fri 3/27

9:49 am-8:07 pm

1 stop10h 18m

$268

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Sat 5/2

6:45 pm-10:57 pm

1 stop4h 12m

Key West

Wed 5/6

11:24 am-6:15 pm

1 stop6h 51m

$269

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Thu 3/12

2:42 pm-9:43 pm

1 stop7h 01m

Key West

Fri 3/13

9:49 am-8:07 pm

1 stop10h 18m

$273

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Thu 5/7

6:45 pm-10:57 pm

1 stop4h 12m

Key West

Tue 5/12

5:25 pm-11:02 pm

1 stop5h 37m

$304

GreenvilleKey West

GSP - EYW

GSPEYW

Greenville

Sat 5/2

5:20 am-11:02 am

2 stops5h 42m

Key West

Wed 5/6

11:24 am-6:15 pm

1 stop6h 51m

$309

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Greenville to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Key West?

In general, February is the cheapest month to fly from Greenville to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $268. If you are unable to visit Key West during the month of February, then departing from Greenville during the month September is also very affordable. Most momondo users find prices during this month for around $268.

When to book flights from Greenville to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Greenville to Key West according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Greenville to Key West (GSP to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Greenville to Key West

Fastest flight time	4h 02m
Direct flights	None

The fastest flight from Greenville to Key West takes 4h 02m

There are no direct flights from Greenville to Key West. There are no popular flight routes from Greenville to Key West.

Search flight deals

How far is Greenville to Key West by plane?
Key West is 711.9 mi away from Greenville. A reasonable flight in good conditions will take 4h 02m.
When did momondo last update prices for flights from Greenville Airport to Key West Airport?
Prices for flights from Greenville Airport to Key West Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Greenville Airport to Key West Airport?
As of January 2026, there are 2 operators available to choose from for flights from Greenville Airport to Key West Airport.
How old do you have to be to fly from Greenville Airport to Key West Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greenville Airport to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Greenville to Key West?
momondo data reveals that the most frequently booked airline on the route from Greenville to Key West is American Airlines, representing 70% of all bookings. The subsequent popular airline is Delta at 30%.

Best airlines flying from Greenville to Key West

Compare and see reviews for airlines that fly from Greenville to Key West with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,031 reviews		Search Delta flights
American Airlines	PriceFrom $253	Free Cancellation	Rating 7.2 11,097 reviews		Search American Airlines flights

Big Pine Key

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Why use momondo?

Why should I use momondo to find a flight deal from Greenville to Key West?

It is quick and easy to find Greenville to Key West flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Key West that suits you.

Can I find flights from Greenville to Key West with flexible booking policies on momondo?

momondo does allow users to show only those flights to Key West from Greenville which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Greenville to Key West?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Key West from Greenville.

I’m not ready to book a flight from Greenville to Key West right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Greenville to Key West now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Key West and let you know when they change.