$64+ Cheap flights from Raleigh (RDU) 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — MIA
Aug 10 — Aug 171
Round-trip
1 adult, Economy
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Find cheap flights from Raleigh 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 Raleigh-Durham to Key Largo are usually found in January or September, booked 71 days in advance, depart on a Friday or Sunday and return on a Thursday
Cheap flight deals from Raleigh to Key Largo
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Last-minute
One-way
Cheapest flights from Raleigh to Key LargoExplore the most affordable flight options available from Raleigh to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2026.
Explore the most affordable flight options available from Raleigh to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2026.
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Fri 8/142:56 pm
MIA
- RDU
Nonstop2h 18m
Frontier
Deal found 7/8![Frontier logo]()
$118
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:37 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Thu 8/273:30 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/7![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:37 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Mon 8/315:28 pm
MIA
- RDU
1 stop6h 31m
Frontier
Deal found 7/11![Frontier logo]()
$120
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.
Wed 8/126:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Mon 8/173:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/9![Frontier logo]()
$123
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.
Tue 8/46:15 am
RDU
- MIA
2 stops16h 04m
Frontier
Tue 8/113:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/8![Frontier logo]()
$124
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.
Fri 8/76:09 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Sun 8/96:42 pm
MIA
- RDU
1 stop13h 29m
Frontier
Deal found 7/8![Frontier logo]()
$125
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.
Fri 8/76:09 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Thu 8/136:42 pm
MIA
- RDU
1 stop13h 29m
Frontier
Deal found 7/8![Frontier logo]()
$126
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Wed 7/293:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/8![Frontier logo]()
$127
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Wed 7/293:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/9![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:53 pm
RDU
- MIA
2 stops10h 12m
Frontier
Mon 8/243:30 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/11![Frontier logo]()
$130
This Super.com deal was found by Cheapflights users on 7/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Thu 8/133:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/6![Frontier logo]()
$131
Best flights from Raleigh to Key LargoDiscover carefully curated flight deals from Raleigh to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2026.
Discover carefully curated flight deals from Raleigh to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 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.
Sat 9/128:00 am
RDU
- MIA
Nonstop2h 14m
Delta
Sat 9/195:25 pm
MIA
- RDU
Nonstop2h 21m
Delta
Deal found 7/8![Delta logo]()
$157
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 10/2410:50 am
RDU
- MIA
2 stops9h 40m
Southwest
Fri 10/307:10 am
MIA
- RDU
2 stops8h 35m
Southwest
Deal found 7/10![Southwest logo]()
$197
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.
Tue 9/15:10 pm
RDU
- MIA
1 stop4h 50m
Delta
Wed 9/165:25 pm
MIA
- RDU
Nonstop2h 21m
Delta
Deal found 7/9![Delta logo]()
$167
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 9/256:05 pm
RDU
- MIA
1 stop4h 00m
Southwest
Tue 9/299:15 am
MIA
- RDU
2 stops8h 20m
Southwest
Deal found 7/10![Southwest logo]()
$197
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.
Sat 10/31:42 pm
RDU
- MIA
1 stop5h 23m
Delta
Fri 10/95:25 pm
MIA
- RDU
Nonstop2h 19m
Delta
Deal found 7/10![Delta logo]()
$182
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 8/202:40 pm
RDU
- MIA
2 stops7h 25m
Southwest
Thu 8/277:00 am
MIA
- RDU
2 stops9h 10m
Southwest
Deal found 7/7![Southwest logo]()
$197
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.
Sat 8/226:15 pm
RDU
- MIA
1 stop6h 32m
Delta
Sun 8/307:45 pm
MIA
- RDU
1 stop4h 57m
Delta
Deal found 7/10![Delta logo]()
$227
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.
Sat 11/1410:00 am
RDU
- MIA
1 stop4h 29m
Delta
Fri 11/206:40 pm
MIA
- RDU
Nonstop2h 16m
Delta
Deal found 7/7![Delta logo]()
$237
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.
Thu 9/101:42 pm
RDU
- MIA
1 stop5h 24m
Delta
Tue 9/155:25 pm
MIA
- RDU
Nonstop2h 21m
Delta
Deal found 7/7![Delta logo]()
$237
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.
Fri 8/77:59 pm
RDU
- MIA
1 stop5h 08m
Delta
Sat 8/157:00 am
MIA
- RDU
1 stop7h 20m
Delta
Deal found 7/10![Delta logo]()
$238
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.
Sun 8/28:15 am
RDU
- MIA
Nonstop2h 11m
Delta
Sat 8/86:30 pm
MIA
- RDU
Nonstop2h 31m
Delta
Deal found 7/10![Delta logo]()
$242
Last-minute flights from Raleigh to Key LargoDiscover last-minute flight deals from Raleigh to Key Largo. Data last updated July 11, 2026 and is based on user searches.
Discover last-minute flight deals from Raleigh to Key Largo. Data last updated July 11, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 7/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Thu 8/133:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/6![Frontier logo]()
$131
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Wed 7/293:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/8![Frontier logo]()
$127
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Wed 7/293:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/9![Frontier logo]()
$128
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.
Tue 8/46:15 am
RDU
- MIA
2 stops16h 04m
Frontier
Tue 8/113:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/8![Frontier logo]()
$124
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.
Fri 8/76:09 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Sun 8/96:42 pm
MIA
- RDU
1 stop13h 29m
Frontier
Deal found 7/8![Frontier logo]()
$125
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.
Fri 8/76:09 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Tue 8/116:42 pm
MIA
- RDU
1 stop13h 29m
Frontier
Deal found 7/8![Frontier logo]()
$126
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Fri 8/142:56 pm
MIA
- RDU
Nonstop2h 18m
Frontier
Deal found 7/8![Frontier logo]()
$118
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.
Wed 8/126:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Mon 8/173:07 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/9![Frontier logo]()
$123
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:37 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Thu 8/273:30 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/7![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:53 pm
RDU
- MIA
2 stops10h 12m
Frontier
Mon 8/243:30 pm
MIA
- RDU
Nonstop2h 22m
Frontier
Deal found 7/11![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:37 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Mon 8/315:28 pm
MIA
- RDU
1 stop6h 31m
Frontier
Deal found 7/11![Frontier logo]()
$120
One-way flights from Raleigh to Key LargoSearch for one-way flight options from Raleigh to Key Largo. Find affordable one-way fares based on user searches. Data last updated July 11, 2026.
Search for one-way flight options from Raleigh to Key Largo. Find affordable one-way fares based on user searches. Data last updated July 11, 2026.
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/81:02 pm
RDU
- MIA
Nonstop2h 11m
Frontier
Deal found 7/9![Frontier logo]()
$64
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Deal found 7/9![Frontier logo]()
$67
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Deal found 7/9![Frontier logo]()
$68
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Deal found 7/9![Frontier logo]()
$69
This Booking.com deal was found by Cheapflights users on 7/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Deal found 7/11![Frontier logo]()
$71
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.
Sat 8/224:15 pm
RDU
- MIA
1 stop6h 50m
Frontier
Deal found 7/8![Frontier logo]()
$72
This Super.com deal was found by Cheapflights users on 7/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Deal found 7/6![Frontier logo]()
$73
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.
Sat 8/156:15 am
RDU
- MIA
1 stop7h 38m
Frontier
Deal found 7/9![Frontier logo]()
$74
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.
Thu 8/66:15 am
RDU
- MIA
1 stop7h 38m
Frontier
Deal found 7/8![Frontier logo]()
$75
This WAYA 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:01 pm
RDU
- MIA
1 stop6h 04m
Frontier
Deal found 7/9![Frontier logo]()
$76
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.
Fri 8/712:04 pm
RDU
- MIA
1 stop11h 02m
Frontier
Deal found 7/7![Frontier logo]()
$77
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.
Wed 7/226:14 pm
RDU
- MIA
Nonstop2h 16m
Frontier
Deal found 7/9![Frontier logo]()
$78
Find flight deals from Raleigh to Key Largo
Keep the following information in mind while searching for Raleigh to Key Largo flight deals. Data was last updated July 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $118 (Frontier) |
One-way from | $64 (Frontier) |
Popular in | May |
Cheapest in | January |
Average price | $228 |
Cheapflights Fare Finder
Customize your flight search to find flights from Raleigh 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 11, 2026.
Use the filters below to find and compare flights from Raleigh to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Sat 9/12
8:00 am-10:14 am
Nonstop2h 14m
Miami
Sat 9/19
5:25 pm-7:46 pm
Nonstop2h 21m
$157
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Tue 9/1
5:10 pm-10:00 pm
1 stop4h 50m
Miami
Wed 9/16
5:25 pm-7:46 pm
Nonstop2h 21m
$167
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Sat 10/3
1:42 pm-7:05 pm
1 stop5h 23m
Miami
Fri 10/9
5:25 pm-7:44 pm
Nonstop2h 19m
$182
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Sat 10/24
10:50 am-8:30 pm
2 stops9h 40m
Miami
Fri 10/30
7:10 am-3:45 pm
2 stops8h 35m
$197
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Fri 9/25
6:05 pm-10:05 pm
1 stop4h 00m
Miami
Tue 9/29
9:15 am-5:35 pm
2 stops8h 20m
$197
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Thu 8/20
2:40 pm-10:05 pm
2 stops7h 25m
Miami
Thu 8/27
7:00 am-4:10 pm
2 stops9h 10m
$197
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Sat 8/22
6:15 pm-12:47 am
1 stop6h 32m
Miami
Sun 8/30
7:45 pm-12:42 am
1 stop4h 57m
$227
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Sat 11/14
10:00 am-2:29 pm
1 stop4h 29m
Miami
Fri 11/20
6:40 pm-8:56 pm
Nonstop2h 16m
$237
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Thu 9/10
1:42 pm-7:06 pm
1 stop5h 24m
Miami
Tue 9/15
5:25 pm-7:46 pm
Nonstop2h 21m
$237
RaleighMiami
RDU - MIA
RDUMIA
Raleigh-Durham
Fri 8/7
7:59 pm-1:07 am
1 stop5h 08m
Miami
Sat 8/15
7:00 am-2:20 pm
1 stop7h 20m
$238
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Raleigh to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Raleigh with our price prediction graph.
RDU-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 Raleigh to Key Largo
RDU-KE9
RDU-MIA
What is the cheapest time of day to fly from RDU to KE9?
Find hourly flight availability from Raleigh 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 11, 2026.
It’s typically best to fly out from Raleigh to Key Largo at noon. Doing so could potentially save you 37% on the flight price compared to flying in the morning, which is usually more expensive.
Weekly flight availability from Raleigh to Key Largo
Explore weekly flight availability from Raleigh 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 11, 2026.
The most flights from RDU to KE9 are scheduled on a Friday (30 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).
How much does it cost to fly round-trip from Raleigh to Key Largo?
What is the cheapest day to fly from Raleigh to Key Largo?
Use this chart to determine the cheapest time to fly round-trip from Raleigh to Key Largo. Price data was last updated on July 11, 2026.
Travelers seeking maximum savings on their Raleigh to Key Largo flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 11, 2026.
See what other customers who have flown with Southwest,Delta, andAmerican Airlines from Raleigh to Key Largo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Raleigh to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Raleigh to Key Largo
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Complete your trip
Complete your trip to Key Largo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Raleigh to Key Largo by cabin class
Find flights from Raleigh to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Raleigh and Key Largo flights
Browse other Raleigh and Key Largo flight options. Last updated on July 11, 2026.
Other flights from Raleigh
Browse through other flights departing from Raleigh. Flights are based on user searches made on Cheapflights and were last updated on July 11, 2026.
Popular flight searches
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Raleigh to Key Largo flights
Consider these flights traveling from Raleigh to Key Largo.
Top 6 airlines flying from Raleigh to Key Largo
Discover the top 6 airlines that operate flights from Raleigh to Key Largo. 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 July 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$41 | Average$143 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$69 | Average$216 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$69 | Average$223 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$70 | Average$278 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$142 | Average$336 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$150 | Average$275 | FlexibilityNo cancel fee | On-time63% |