$103+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — MIA
Aug 9 — Aug 161
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 26 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 July 10, 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 July 10, 2026.
This American Airlines deal was found by Cheapflights users on 7/7. 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 8/56:40 pm
GSP
- MIA
Nonstop2h 01m
American Airlines
Tue 8/117:50 pm
MIA
- GSP
Nonstop2h 09m
American Airlines
Deal found 7/7![American Airlines logo]()
$185
This Delta deal was found by Cheapflights users on 7/7. 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.
Mon 8/106:55 am
GSP
- MIA
1 stop4h 05m
Delta
Wed 8/1212:05 pm
MIA
- GSP
1 stop4h 10m
Delta
Deal found 7/7![Delta logo]()
$205
This American Airlines deal was found by Cheapflights users on 7/7. 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 8/216:00 am
GSP
- MIA
Nonstop1h 57m
American Airlines
Mon 8/243:57 pm
MIA
- GSP
Nonstop2h 13m
American Airlines
Deal found 7/7![American Airlines logo]()
$210
This Delta deal was found by Cheapflights users on 7/8. 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 8/145:20 pm
GSP
- MIA
1 stop5h 31m
Delta
Mon 8/178:25 am
MIA
- GSP
1 stop5h 30m
Delta
Deal found 7/8![Delta logo]()
$230
This Delta deal was found by Cheapflights users on 7/9. 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 9/305:45 am
GSP
- MIA
1 stop3h 40m
Delta
Fri 10/98:10 am
MIA
- GSP
1 stop4h 58m
Delta
Deal found 7/9![Delta logo]()
$255
This Southwest deal was found by Cheapflights users on 7/8. 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 8/137:00 am
GSP
- MIA
1 stop4h 50m
Southwest
Tue 8/1811:50 am
MIA
- GSP
1 stop7h 35m
Southwest
Deal found 7/8![Southwest logo]()
$269
This Southwest deal was found by Cheapflights users on 7/7. 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.
Mon 8/107:00 am
GSP
- MIA
1 stop4h 50m
Southwest
Sat 8/227:00 am
MIA
- GSP
2 stops7h 55m
Southwest
Deal found 7/7![Southwest logo]()
$275
This Southwest deal was found by Cheapflights users on 7/7. 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 8/51:20 pm
GSP
- MIA
1 stop6h 55m
Southwest
Tue 8/116:45 am
MIA
- GSP
2 stops10h 00m
Southwest
Deal found 7/7![Southwest logo]()
$279
This Southwest deal was found by Cheapflights users on 7/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:20 pm
GSP
- MIA
1 stop6h 55m
Southwest
Mon 8/177:15 am
MIA
- GSP
2 stops8h 50m
Southwest
Deal found 7/10![Southwest logo]()
$282
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 July 10, 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 July 10, 2026.
This Delta deal was found by Cheapflights users on 7/8. 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 8/145:20 pm
GSP
- MIA
1 stop5h 31m
Delta
Mon 8/178:25 am
MIA
- GSP
1 stop5h 30m
Delta
Deal found 7/8![Delta logo]()
$230
This Southwest deal was found by Cheapflights users on 7/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:00 am
GSP
- MIA
1 stop4h 50m
Southwest
Thu 8/277:00 am
MIA
- GSP
2 stops9h 05m
Southwest
Deal found 7/10![Southwest logo]()
$275
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:40 am
GSP
- MIA
1 stop3h 42m
Delta
Sun 11/86:00 am
MIA
- GSP
1 stop4h 58m
Delta
Deal found 7/10![Delta logo]()
$371
This Southwest deal was found by Cheapflights users on 7/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:10 pm
GSP
- MIA
2 stops8h 55m
Southwest
Sat 10/106:45 am
MIA
- GSP
1 stop5h 25m
Southwest
Deal found 7/10![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 7/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:40 am
GSP
- MIA
2 stops12h 05m
Southwest
Mon 8/1011:45 am
MIA
- GSP
1 stop6h 35m
Southwest
Deal found 7/10![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 7/9. 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.
Sun 8/307:20 am
GSP
- MIA
1 stop6h 15m
Southwest
Mon 8/3112:50 pm
MIA
- GSP
1 stop7h 25m
Southwest
Deal found 7/9![Southwest logo]()
$415
This Southwest deal was found by Cheapflights users on 7/9. 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 12/1210:50 am
GSP
- MIA
1 stop7h 30m
Southwest
Thu 12/175:00 pm
MIA
- GSP
1 stop5h 55m
Southwest
Deal found 7/9![Southwest logo]()
$415
This Southwest deal was found by Cheapflights users on 7/8. 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 11/51:00 pm
GSP
- MIA
2 stops9h 00m
Southwest
Sun 11/87:05 am
MIA
- GSP
2 stops13h 05m
Southwest
Deal found 7/8![Southwest logo]()
$431
This Southwest deal was found by Cheapflights users on 7/7. 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 12/171:00 pm
GSP
- MIA
2 stops9h 00m
Southwest
Mon 12/216:55 am
MIA
- GSP
2 stops12h 25m
Southwest
Deal found 7/7![Southwest logo]()
$431
This Southwest deal was found by Cheapflights users on 7/7. 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 7/297:00 am
GSP
- MIA
2 stops8h 45m
Southwest
Mon 8/36:20 am
MIA
- GSP
1 stop6h 55m
Southwest
Deal found 7/7![Southwest logo]()
$434
This Southwest deal was found by Cheapflights users on 7/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/112:50 pm
GSP
- MIA
2 stops9h 20m
Southwest
Mon 8/35:25 am
MIA
- GSP
2 stops7h 50m
Southwest
Deal found 7/10![Southwest logo]()
$439
Last-minute flights from Greenville to Key LargoDiscover last-minute flight deals from Greenville to Key Largo. Data last updated July 10, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to Key Largo. Data last updated July 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/7. 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 8/56:40 pm
GSP
- MIA
Nonstop2h 01m
American Airlines
Tue 8/117:50 pm
MIA
- GSP
Nonstop2h 09m
American Airlines
Deal found 7/7![American Airlines logo]()
$185
This Southwest deal was found by Cheapflights users on 7/7. 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 8/51:20 pm
GSP
- MIA
1 stop6h 55m
Southwest
Tue 8/116:45 am
MIA
- GSP
2 stops10h 00m
Southwest
Deal found 7/7![Southwest logo]()
$279
This Delta deal was found by Cheapflights users on 7/7. 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.
Mon 8/106:55 am
GSP
- MIA
1 stop4h 05m
Delta
Wed 8/1212:05 pm
MIA
- GSP
1 stop4h 10m
Delta
Deal found 7/7![Delta logo]()
$205
This Southwest deal was found by Cheapflights users on 7/7. 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.
Mon 8/107:00 am
GSP
- MIA
1 stop4h 50m
Southwest
Sat 8/227:00 am
MIA
- GSP
2 stops7h 55m
Southwest
Deal found 7/7![Southwest logo]()
$275
This Southwest deal was found by Cheapflights users on 7/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:20 pm
GSP
- MIA
1 stop6h 55m
Southwest
Mon 8/177:15 am
MIA
- GSP
2 stops8h 50m
Southwest
Deal found 7/10![Southwest logo]()
$282
This Southwest deal was found by Cheapflights users on 7/8. 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 8/137:00 am
GSP
- MIA
1 stop4h 50m
Southwest
Tue 8/1811:50 am
MIA
- GSP
1 stop7h 35m
Southwest
Deal found 7/8![Southwest logo]()
$269
This Delta deal was found by Cheapflights users on 7/8. 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 8/145:20 pm
GSP
- MIA
1 stop5h 31m
Delta
Mon 8/178:25 am
MIA
- GSP
1 stop5h 30m
Delta
Deal found 7/8![Delta logo]()
$230
This American Airlines deal was found by Cheapflights users on 7/7. 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 8/216:00 am
GSP
- MIA
Nonstop1h 57m
American Airlines
Mon 8/243:57 pm
MIA
- GSP
Nonstop2h 13m
American Airlines
Deal found 7/7![American Airlines logo]()
$210
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 July 10, 2026.
Search for one-way flight options from Greenville to Key Largo. Find affordable one-way fares based on user searches. Data last updated July 10, 2026.
This Delta deal was found by Cheapflights users on 7/8. 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 8/48:49 am
GSP
- MIA
1 stop6h 05m
Delta
Deal found 7/8![Delta logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 8/104:57 pm
GSP
- MIA
2 stops27h 33m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/33:31 pm
GSP
- MIA
2 stops30h 48m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 9/712:06 pm
GSP
- MIA
2 stops35h 35m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Fri 9/117:10 pm
GSP
- MIA
2 stops25h 54m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$127
This Delta deal was found by Cheapflights users on 7/8. 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 8/75:46 am
GSP
- MIA
1 stop3h 42m
Delta
Deal found 7/8![Delta logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 7/318:20 am
GSP
- MIA
2 stops36h 09m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 10/58:32 pm
GSP
- MIA
2 stops36h 26m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$131
This Southwest deal was found by Cheapflights users on 7/8. 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 9/111:00 am
GSP
- MIA
1 stop4h 30m
Southwest
Deal found 7/8![Southwest logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 9/111:07 am
GSP
- MIA
2 stops11h 58m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Wed 9/98:24 pm
GSP
- MIA
2 stops24h 40m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$137
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 July 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $185 (American Airlines) |
One-way from | $103 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $477 |
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 July 10, 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
Fri 8/14
5:20 pm-10:51 pm
1 stop5h 31m
Miami
Mon 8/17
8:25 am-1:55 pm
1 stop5h 30m
$230
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Mon 8/24
7:00 am-11:50 am
1 stop4h 50m
Miami
Thu 8/27
7:00 am-4:05 pm
2 stops9h 05m
$275
Quickest round-trip
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Thu 11/5
5:40 am-9:22 am
1 stop3h 42m
Miami
Sun 11/8
6:00 am-10:58 am
1 stop4h 58m
$371
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Fri 10/2
2:10 pm-11:05 pm
2 stops8h 55m
Miami
Sat 10/10
6:45 am-12:10 pm
1 stop5h 25m
$384
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Fri 8/7
8:40 am-8:45 pm
2 stops12h 05m
Miami
Mon 8/10
11:45 am-6:20 pm
1 stop6h 35m
$385
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Sun 8/30
7:20 am-1:35 pm
1 stop6h 15m
Miami
Mon 8/31
12:50 pm-8:15 pm
1 stop7h 25m
$415
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Sat 12/12
10:50 am-6:20 pm
1 stop7h 30m
Miami
Thu 12/17
5:00 pm-10:55 pm
1 stop5h 55m
$415
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Thu 11/5
1:00 pm-10:00 pm
2 stops9h 00m
Miami
Sun 11/8
7:05 am-8:10 pm
2 stops13h 05m
$431
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Thu 12/17
1:00 pm-10:00 pm
2 stops9h 00m
Miami
Mon 12/21
6:55 am-7:20 pm
2 stops12h 25m
$431
GreenvilleMiami
GSP - MIA
GSPMIA
Greenville
Wed 7/29
7:00 am-3:45 pm
2 stops8h 45m
Miami
Mon 8/3
6:20 am-1:15 pm
1 stop6h 55m
$434
Showing 1-10 of 23 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 July 10, 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 July 10, 2026.
The most flights from GSP to KE9 are scheduled on a Wednesday (6 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 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 July 10, 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.
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
7.9
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
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Greenville and Key Largo flights
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Top 5 airlines flying from Greenville to Key Largo
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$53 | Average$142 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$65 | Average$149 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$100 | Average$417 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$209 | Average$434 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$231 | Average$373 | FlexibilityNo cancel fee | On-time63% |