$79+ Cheap flights from Greenville (GSP) to Key Largo, FL
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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — MIA
Jun 27 — Jul 41
Round-trip
1 adult, Economy
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Find cheap flights from Greenville to Key Largo 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.Cheapflights Tip: The best prices from Greenville to Key Largo are usually found in January or September, booked 46 days in advance, depart on a Thursday or Friday and return on a Tuesday
Cheap flight deals from Greenville to Key Largo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Greenville to Key LargoExplore the most affordable flight options available from Greenville to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 28, 2026.
Explore the most affordable flight options available from Greenville to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 28, 2026.
This American Airlines deal was found by Cheapflights users on 5/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:00 pm
GSP
- MIA
Nonstop1h 54m
American Airlines
Tue 7/145:20 pm
MIA
- GSP
Nonstop2h 10m
American Airlines
Deal found 5/28![American Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 5/27. 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.
Wed 6/1711:44 am
GSP
- MIA
1 stop6h 25m
Delta
Tue 6/2310:40 am
MIA
- GSP
1 stop5h 30m
Delta
Deal found 5/27![Delta logo]()
$177
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:16 pm
GSP
- MIA
1 stop5h 01m
Delta
Tue 6/307:10 am
MIA
- GSP
1 stop5h 08m
Delta
Deal found 5/24![Delta logo]()
$197
This American Airlines deal was found by Cheapflights users on 5/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:00 pm
GSP
- MIA
Nonstop1h 54m
American Airlines
Wed 7/159:55 am
MIA
- GSP
1 stop4h 12m
American Airlines
Deal found 5/25![American Airlines logo]()
$207
This American Airlines deal was found by Cheapflights users on 5/26. 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.
Wed 7/157:32 pm
GSP
- MIA
1 stop5h 14m
American Airlines
Wed 7/225:20 pm
MIA
- GSP
Nonstop2h 10m
American Airlines
Deal found 5/26![American Airlines logo]()
$217
This American Airlines deal was found by Cheapflights users on 5/27. 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.
Sat 8/86:40 pm
GSP
- MIA
Nonstop2h 01m
American Airlines
Wed 8/123:57 pm
MIA
- GSP
Nonstop2h 13m
American Airlines
Deal found 5/27![American Airlines logo]()
$218
This American Airlines deal was found by Cheapflights users on 5/24. 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.
Wed 9/97:41 pm
GSP
- MIA
1 stop4h 18m
American Airlines
Wed 9/167:50 pm
MIA
- GSP
Nonstop2h 05m
American Airlines
Deal found 5/24![American Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 5/26. 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.
Thu 11/56:45 am
GSP
- MIA
1 stop6h 11m
Delta
Wed 11/1112:45 pm
MIA
- GSP
1 stop6h 04m
Delta
Deal found 5/26![Delta logo]()
$234
This Delta deal was found by Cheapflights users on 5/26. 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 8/87:17 am
GSP
- MIA
1 stop5h 45m
Delta
Wed 8/123:59 pm
MIA
- GSP
1 stop4h 33m
Delta
Deal found 5/26![Delta logo]()
$238
This American Airlines deal was found by Cheapflights users on 5/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:41 pm
GSP
- MIA
1 stop4h 18m
American Airlines
Mon 9/287:50 pm
MIA
- GSP
Nonstop2h 05m
American Airlines
Deal found 5/28![American Airlines logo]()
$264
This American Airlines deal was found by Cheapflights users on 5/27. 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.
Thu 8/276:40 pm
GSP
- MIA
Nonstop2h 01m
American Airlines
Mon 8/313:57 pm
MIA
- GSP
Nonstop2h 13m
American Airlines
Deal found 5/27![American Airlines logo]()
$271
Best flights from Greenville to Key LargoDiscover carefully curated flight deals from Greenville to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 28, 2026.
Discover carefully curated flight deals from Greenville to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 28, 2026.
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:16 pm
GSP
- MIA
1 stop5h 01m
Delta
Tue 6/307:10 am
MIA
- GSP
1 stop5h 08m
Delta
Deal found 5/24![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 5/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:25 am
GSP
- MIA
1 stop6h 00m
Southwest
Sat 7/117:00 am
MIA
- GSP
1 stop6h 20m
Southwest
Deal found 5/26![Southwest logo]()
$302
This Southwest deal was found by Cheapflights users on 5/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/291:50 pm
GSP
- MIA
1 stop7h 35m
Southwest
Sun 8/25:35 am
MIA
- GSP
2 stops6h 35m
Southwest
Deal found 5/25![Southwest logo]()
$307
This Southwest deal was found by Cheapflights users on 5/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:05 pm
GSP
- MIA
2 stops9h 00m
Southwest
Mon 8/317:00 am
MIA
- GSP
2 stops9h 05m
Southwest
Deal found 5/27![Southwest logo]()
$309
This Delta deal was found by Cheapflights users on 5/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:44 pm
GSP
- MIA
1 stop5h 11m
Delta
Wed 7/156:00 am
MIA
- GSP
1 stop4h 57m
Delta
Deal found 5/23![Delta logo]()
$342
This Southwest deal was found by Cheapflights users on 5/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1012:55 pm
GSP
- MIA
2 stops9h 15m
Southwest
Wed 7/154:20 pm
MIA
- GSP
1 stop5h 45m
Southwest
Deal found 5/23![Southwest logo]()
$340
This Southwest deal was found by Cheapflights users on 5/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:45 pm
GSP
- MIA
2 stops9h 20m
Southwest
Sun 10/186:45 am
MIA
- GSP
2 stops12h 30m
Southwest
Deal found 5/27![Southwest logo]()
$356
This Southwest deal was found by Cheapflights users on 5/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:25 am
GSP
- MIA
1 stop6h 00m
Southwest
Sat 6/137:00 am
MIA
- GSP
1 stop6h 20m
Southwest
Deal found 5/27![Southwest logo]()
$367
Last-minute flights from Greenville to Key LargoDiscover last-minute flight deals from Greenville to Key Largo. Data last updated May 28, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to Key Largo. Data last updated May 28, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:55 pm
GSP
- MIA
2 stops8h 00m
Southwest
Wed 6/101:45 pm
MIA
- GSP
1 stop6h 30m
Southwest
Deal found 5/24![Southwest logo]()
$274
This Southwest deal was found by Cheapflights users on 5/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/61:55 pm
GSP
- MIA
1 stop6h 10m
Southwest
Tue 6/96:35 am
MIA
- GSP
1 stop6h 35m
Southwest
Deal found 5/23![Southwest logo]()
$302
This Southwest deal was found by Cheapflights users on 5/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:25 am
GSP
- MIA
1 stop6h 00m
Southwest
Wed 6/104:20 pm
MIA
- GSP
1 stop5h 40m
Southwest
Deal found 5/27![Southwest logo]()
$315
This American Airlines deal was found by Cheapflights users on 5/27. 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.
Sat 6/138:15 pm
GSP
- MIA
Nonstop1h 55m
American Airlines
Wed 6/175:40 pm
MIA
- GSP
Nonstop2h 05m
American Airlines
Deal found 5/27![American Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 5/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:50 pm
GSP
- MIA
2 stops8h 20m
Southwest
Tue 6/231:45 pm
MIA
- GSP
1 stop6h 30m
Southwest
Deal found 5/25![Southwest logo]()
$307
This American Airlines deal was found by Cheapflights users on 5/27. 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.
Wed 6/178:15 pm
GSP
- MIA
Nonstop1h 55m
American Airlines
Wed 6/245:40 pm
MIA
- GSP
Nonstop2h 05m
American Airlines
Deal found 5/27![American Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 5/27. 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.
Wed 6/1711:44 am
GSP
- MIA
1 stop6h 25m
Delta
Tue 6/2310:40 am
MIA
- GSP
1 stop5h 30m
Delta
Deal found 5/27![Delta logo]()
$177
This American Airlines deal was found by Cheapflights users on 5/27. 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.
Wed 6/178:15 pm
GSP
- MIA
Nonstop1h 55m
American Airlines
Tue 6/237:40 am
MIA
- GSP
1 stop6h 27m
American Airlines
Deal found 5/27![American Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:16 pm
GSP
- MIA
1 stop5h 01m
Delta
Tue 6/307:10 am
MIA
- GSP
1 stop5h 08m
Delta
Deal found 5/24![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 5/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:50 pm
GSP
- MIA
2 stops8h 20m
Southwest
Tue 6/306:00 am
MIA
- GSP
2 stops7h 10m
Southwest
Deal found 5/25![Southwest logo]()
$316
One-way flights from Greenville to Key LargoSearch for one-way flight options from Greenville to Key Largo. Find affordable one-way fares based on user searches. Data last updated May 28, 2026.
Search for one-way flight options from Greenville to Key Largo. Find affordable one-way fares based on user searches. Data last updated May 28, 2026.
This American Airlines deal was found by Cheapflights users on 5/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:56 pm
GSP
- MIA
Nonstop2h 04m
American Airlines
Deal found 5/28![American Airlines logo]()
$79
This Delta deal was found by Cheapflights users on 5/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:40 am
GSP
- MIA
1 stop5h 20m
Delta
Deal found 5/28![Delta logo]()
$89
This Delta deal was found by Cheapflights users on 5/25. 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.
Tue 6/165:44 am
GSP
- MIA
1 stop3h 49m
Delta
Deal found 5/25![Delta logo]()
$99
This American Airlines deal was found by Cheapflights users on 5/26. 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 6/168:15 pm
GSP
- MIA
Nonstop1h 55m
American Airlines
Deal found 5/26![American Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 5/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:00 am
GSP
- MIA
2 stops8h 10m
Southwest
Deal found 5/26![Southwest logo]()
$134
This Southwest deal was found by Cheapflights users on 5/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:50 pm
GSP
- MIA
1 stop7h 30m
Southwest
Deal found 5/25![Southwest logo]()
$135
This American Airlines deal was found by Cheapflights users on 5/24. 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.
Thu 8/206:40 pm
GSP
- MIA
Nonstop2h 01m
American Airlines
Deal found 5/24![American Airlines logo]()
$136
This Southwest deal was found by Cheapflights users on 5/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/81:50 pm
GSP
- MIA
2 stops8h 25m
Southwest
Deal found 5/23![Southwest logo]()
$144
This Southwest deal was found by Cheapflights users on 5/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:55 pm
GSP
- MIA
1 stop7h 20m
Southwest
Deal found 5/26![Southwest logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 5/24. 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.
Fri 8/214:55 pm
GSP
- MIA
2 stops26h 01m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$148
Find flight deals from Greenville to Key Largo
Keep the following information in mind while searching for Greenville to Key Largo flight deals. Data was last updated May 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $157 (American Airlines) |
One-way from | $79 (American Airlines) |
Popular in | April |
Cheapest in | January |
Average price | $447 |
Cheapflights Fare Finder
Customize your flight search to find flights from Greenville to Key Largo 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 28, 2026.
Use the filters below to find and compare flights from Greenville to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Tue 6/23
5:16 pm-10:17 pm
1 stop5h 01m
Miami
Tue 6/30
7:10 am-12:18 pm
1 stop5h 08m
$197
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Wed 7/8
8:25 am-2:25 pm
1 stop6h 00m
Miami
Sat 7/11
7:00 am-1:20 pm
1 stop6h 20m
$302
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Wed 7/29
1:50 pm-9:25 pm
1 stop7h 35m
Miami
Sun 8/2
5:35 am-12:10 pm
2 stops6h 35m
$307
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Thu 8/27
1:05 pm-10:05 pm
2 stops9h 00m
Miami
Mon 8/31
7:00 am-4:05 pm
2 stops9h 05m
$309
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Fri 7/10
12:55 pm-10:10 pm
2 stops9h 15m
Miami
Wed 7/15
4:20 pm-10:05 pm
1 stop5h 45m
$340
Quickest round-trip
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Fri 7/10
7:44 pm-12:55 am
1 stop5h 11m
Miami
Wed 7/15
6:00 am-10:57 am
1 stop4h 57m
$342
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Wed 10/7
12:45 pm-10:05 pm
2 stops9h 20m
Miami
Sun 10/18
6:45 am-7:15 pm
2 stops12h 30m
$356
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Wed 6/10
8:25 am-2:25 pm
1 stop6h 00m
Miami
Sat 6/13
7:00 am-1:20 pm
1 stop6h 20m
$367
Cheapest one-way
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Wed 6/17
11:44 am-6:09 pm
1 stop6h 25m
$89
Quickest one-way
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Tue 11/17
5:05 pm-8:54 pm
1 stop3h 49m
$99
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from Greenville to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Greenville with our price prediction graph.
GSP-MIA
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 Largo
GSP-KE9
GSP-MIA
What is the cheapest time of day to fly from GSP to KE9?
Find hourly flight availability from Greenville to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 28, 2026.
One of the essential ways to save on airfare from Greenville to Key Largo is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 59% on airfare.
Weekly flight availability from Greenville to Key Largo
Explore weekly flight availability from Greenville to Key Largo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 28, 2026.
The most flights from GSP to KE9 are scheduled on a Monday (2 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Greenville to Key Largo?
Reviews of airlines servicing Key Largo
Get insights into the airlines that provide service to Key Largo. 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 Largo. Reviews last updated May 28, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andAllegiant Air from Greenville to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$49 | Average$148 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$65 | Average$149 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$106 | Average$431 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$213 | Average$428 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$222 | Average$355 | FlexibilityNo cancel fee | On-time63% |