$80+ Cheap flights from New Orleans (MSY) 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — MIA
Sep 26 — Oct 31
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from New Orleans 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 New Orleans Louis Armstrong to Key Largo are usually found in October or January, booked 87 days in advance, depart on a Friday or Saturday and return on a Wednesday
Cheap flight deals from New Orleans to Key Largo
Cheapest
Best
Last-minute
One-way
Cheapest flights from New Orleans to Key LargoExplore the most affordable flight options available from New Orleans to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
Explore the most affordable flight options available from New Orleans to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:08 pm -
2 stops14h 44m
Mon 11/25:15 am -
1 stop11h 58m
Deal found 8/26![Frontier logo]()
$217
This Frontier deal was found by Cheapflights users on 8/22. 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 10/1510:37 am -
1 stop13h 10m
Thu 10/229:47 am -
1 stop7h 43m
Deal found 8/22![Frontier logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Thu 9/1010:48 am -
1 stop12h 58m
Mon 9/145:32 am -
1 stop11h 50m
Deal found 8/24![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:17 pm -
1 stop16h 13m
Mon 9/215:32 am -
1 stop11h 50m
Deal found 8/23![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:17 pm -
1 stop26h 16m
Tue 10/275:05 am -
1 stop12h 08m
Deal found 8/26![Frontier logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:17 pm -
1 stop16h 13m
Mon 10/265:15 am -
1 stop11h 55m
Deal found 8/26![Frontier logo]()
$222
This CheapOair deal was found by Cheapflights users on 8/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:48 am -
1 stop12h 58m
Sun 9/275:50 am -
1 stop29h 03m
Deal found 8/23![Frontier logo]()
$223
This Frontier deal was found by Cheapflights users on 8/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:48 am -
1 stop12h 58m
Sun 10/119:47 am -
1 stop7h 43m
Deal found 8/25![Frontier logo]()
$226
This American Airlines deal was found by Cheapflights users on 8/26. 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.
Sat 9/196:56 pm -
Nonstop2h 04m
Mon 9/2110:15 pm -
Nonstop2h 11m
Deal found 8/26![American Airlines logo]()
$227
This American Airlines deal was found by Cheapflights users on 8/26. 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.
Thu 9/176:56 pm -
Nonstop2h 04m
Mon 9/2110:15 pm -
Nonstop2h 11m
Deal found 8/26![American Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:10 am -
1 stop11h 14m
Sat 10/175:05 am -
1 stop13h 17m
Deal found 8/26![Multiple Airlines logo]()
$229
Best flights from New Orleans to Key LargoDiscover carefully curated flight deals from New Orleans to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
Discover carefully curated flight deals from New Orleans to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
This Southwest deal was found by Cheapflights users on 8/22. 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 9/161:20 pm -
1 stop5h 55m
Thu 9/175:45 am -
1 stop4h 30m
Deal found 8/22![Southwest logo]()
$247
This United Airlines deal was found by Cheapflights users on 8/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am -
1 stop6h 59m
Wed 10/141:15 pm -
1 stop7h 53m
Deal found 8/25![United Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 8/26. 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 10/145:55 am -
1 stop4h 55m
Tue 10/2011:30 am -
1 stop5h 20m
Deal found 8/26![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 8/22. 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 9/125:50 am -
2 stops7h 15m
Mon 9/146:20 am -
1 stop6h 15m
Deal found 8/22![Southwest logo]()
$252
This Southwest deal was found by Cheapflights users on 8/24. 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.
Mon 10/52:30 pm -
1 stop7h 25m
Fri 10/97:10 pm -
1 stop5h 20m
Deal found 8/24![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 8/22. 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 10/612:05 pm -
2 stops8h 30m
Tue 10/1312:05 pm -
2 stops9h 30m
Deal found 8/22![Southwest logo]()
$272
This Southwest deal was found by Cheapflights users on 8/22. 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 11/410:40 am -
2 stops8h 25m
Mon 11/97:05 am -
2 stops7h 05m
Deal found 8/22![Southwest logo]()
$287
This Southwest deal was found by Cheapflights users on 8/25. 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.
Fri 10/94:25 pm -
1 stop5h 40m
Fri 10/166:10 pm -
1 stop6h 20m
Deal found 8/25![Southwest logo]()
$301
This Southwest deal was found by Cheapflights users on 8/24. 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.
Thu 11/196:40 am -
2 stops9h 05m
Mon 11/236:05 am -
2 stops8h 05m
Deal found 8/24![Southwest logo]()
$326
This Southwest deal was found by Cheapflights users on 8/22. 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 11/131:45 pm -
2 stops7h 15m
Mon 11/166:50 am -
2 stops7h 50m
Deal found 8/22![Southwest logo]()
$330
This Southwest deal was found by Cheapflights users on 8/23. 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 9/113:00 pm -
1 stop4h 50m
Mon 9/146:20 am -
1 stop12h 35m
Deal found 8/23![Southwest logo]()
$332
Last-minute flights from New Orleans to Key LargoDiscover last-minute flight deals from New Orleans to Key Largo. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from New Orleans to Key Largo. Data last updated August 27, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Thu 9/1010:48 am -
1 stop12h 58m
Mon 9/145:32 am -
1 stop11h 50m
Deal found 8/24![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:17 pm -
1 stop26h 16m
Tue 10/275:05 am -
1 stop12h 08m
Deal found 8/26![Frontier logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:17 pm -
1 stop16h 13m
Mon 10/265:15 am -
1 stop11h 55m
Deal found 8/26![Frontier logo]()
$222
This American Airlines deal was found by Cheapflights users on 8/26. 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.
Thu 9/176:56 pm -
Nonstop2h 04m
Mon 9/2110:15 pm -
Nonstop2h 11m
Deal found 8/26![American Airlines logo]()
$228
This Kissandfly.com deal was found by Cheapflights users on 8/26. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:17 pm -
2 stops23h 42m
Mon 9/215:32 am -
1 stop11h 50m
Deal found 8/26![Frontier logo]()
$235
This CheapOair deal was found by Cheapflights users on 8/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:48 am -
1 stop12h 58m
Sun 9/275:50 am -
1 stop29h 03m
Deal found 8/26![Frontier logo]()
$230
This CheapOair deal was found by Cheapflights users on 8/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:48 am -
1 stop12h 58m
Sun 9/205:50 am -
1 stop29h 03m
Deal found 8/24![Frontier logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:17 pm -
1 stop16h 13m
Mon 9/215:32 am -
1 stop11h 50m
Deal found 8/23![Frontier logo]()
$220
This American Airlines deal was found by Cheapflights users on 8/26. 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.
Sat 9/196:56 pm -
Nonstop2h 04m
Mon 9/2110:15 pm -
Nonstop2h 11m
Deal found 8/26![American Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:17 pm -
2 stops24h 59m
Wed 9/305:32 am -
1 stop11h 50m
Deal found 8/26![Frontier logo]()
$237
This CheapOair deal was found by Cheapflights users on 8/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:48 am -
1 stop12h 58m
Sun 9/275:50 am -
1 stop29h 03m
Deal found 8/23![Frontier logo]()
$223
One-way flights from New Orleans to Key LargoSearch for one-way flight options from New Orleans to Key Largo. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
Search for one-way flight options from New Orleans to Key Largo. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:18 pm -
1 stop26h 32m
Deal found 8/25![Frontier logo]()
$80
This Trip.com deal was found by Cheapflights users on 8/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:17 pm -
1 stop21h 07m
Deal found 8/25![Frontier logo]()
$81
This Trip.com deal was found by Cheapflights users on 8/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:17 pm -
1 stop26h 21m
Deal found 8/26![Frontier logo]()
$83
This Trip.com deal was found by Cheapflights users on 8/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:05 pm -
1 stop27h 24m
Deal found 8/24![Frontier logo]()
$84
This Trip.com deal was found by Cheapflights users on 8/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:17 pm -
1 stop16h 13m
Deal found 8/24![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:17 pm -
1 stop26h 16m
Deal found 8/26![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:17 pm -
1 stop16h 13m
Deal found 8/25![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:05 pm -
1 stop27h 26m
Deal found 8/25![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:17 pm -
1 stop26h 21m
Deal found 8/26![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 8/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:48 am -
1 stop12h 58m
Deal found 8/26![Frontier logo]()
$100
Find flight deals from New Orleans to Key Largo
Keep the following information in mind while searching for New Orleans to Key Largo flight deals. Data was last updated August 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Kiwi.com) |
One-way from | $80 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $335 |
Cheapflights Fare Finder
Customize your flight search to find flights from New Orleans 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 7,457,451 searches. Data last updated August 27, 2026.
Use the filters below to find and compare flights from New Orleans to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Wed 9/16
1:20 pm-8:15 pm
1 stop5h 55m
Miami
Thu 9/17
5:45 am-9:15 am
1 stop4h 30m
$247
Quickest round-trip
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Wed 10/14
5:55 am-11:50 am
1 stop4h 55m
Miami
Tue 10/20
11:30 am-3:50 pm
1 stop5h 20m
$247
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Sat 9/12
5:50 am-2:05 pm
2 stops7h 15m
Miami
Mon 9/14
6:20 am-11:35 am
1 stop6h 15m
$252
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Mon 10/5
2:30 pm-10:55 pm
1 stop7h 25m
Miami
Fri 10/9
7:10 pm-11:30 pm
1 stop5h 20m
$262
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Tue 10/6
12:05 pm-9:35 pm
2 stops8h 30m
Miami
Tue 10/13
12:05 pm-8:35 pm
2 stops9h 30m
$272
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Wed 11/4
10:40 am-8:05 pm
2 stops8h 25m
Miami
Mon 11/9
7:05 am-1:10 pm
2 stops7h 05m
$287
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Fri 10/9
4:25 pm-11:05 pm
1 stop5h 40m
Miami
Fri 10/16
6:10 pm-11:30 pm
1 stop6h 20m
$301
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Thu 11/19
6:40 am-4:45 pm
2 stops9h 05m
Miami
Mon 11/23
6:05 am-1:10 pm
2 stops8h 05m
$326
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Wed 10/7
7:00 am-2:59 pm
1 stop6h 59m
Miami
Wed 10/14
1:15 pm-8:08 pm
1 stop7h 53m
$327
New OrleansMiami
MSY New Orleans Louis Armstrong - MIA Miami
MSYMIA
New Orleans Louis Armstrong
Fri 11/13
1:45 pm-10:00 pm
2 stops7h 15m
Miami
Mon 11/16
6:50 am-1:40 pm
2 stops7h 50m
$330
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from New Orleans to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from New Orleans with our price prediction graph.
MSY-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 New Orleans to Key Largo
MSY-KE9
MSY-MIA
What is the cheapest time of day to fly from MSY to KE9?
Find hourly flight availability from New Orleans 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 August 27, 2026.
When flying from New Orleans to Key Largo, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 46% versus a flight in the morning.
Weekly flight availability from New Orleans to Key Largo
Explore weekly flight availability from New Orleans 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 August 27, 2026.
The most flights from MSY to KE9 are scheduled on a Monday (10 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (8 on average).
How much does it cost to fly round-trip from New Orleans to Key Largo?
Airfare is below average for this route at the moment.
New Orleans to Key Largo flights typically cost between $228 and $405 in October.The cheapest round-trip price found within the last 5 days was $217 on Frontier (Oct 28-Nov 2).
What is the cheapest day to fly from New Orleans to Key Largo?
Use this chart to determine the cheapest time to fly round-trip from New Orleans to Key Largo. Price data was last updated on August 22, 2026.
Travelers seeking maximum savings on their New Orleans to Key Largo flight should consider departing on Monday at noon when fares are most often at their lowest. Tuesday afternoons 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 August 27, 2026.
Read reviews from past customers who have flown Southwest,Delta, andAmerican Airlines from New Orleans to Key Largo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from New Orleans to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from New Orleans
Popular flights
Top destinations
Alternative routes for New Orleans to Key Largo
See prices for flight routes from nearby airports that may be better suited for you.
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 New Orleans to Key Largo by cabin class
Find flights from New Orleans to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
New Orleans and Key Largo flights
Browse other New Orleans and Key Largo flight options. Last updated on August 27, 2026.
Other flights from New Orleans
Browse through other flights departing from New Orleans. Flights are based on user searches made on Cheapflights and were last updated on August 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
New Orleans to Key Largo flights
Consider these flights traveling from New Orleans to Key Largo.
Top 7 airlines flying from New Orleans to Key Largo
Discover the top 7 airlines that operate flights from New Orleans 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 7,457,451 searches. Data last updated August 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$190 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$350 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$91 | Average$258 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$117 | Average$382 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$126 | Average$243 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$138 | Average$331 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$169 | Average$327 | FlexibilityNo cancel fee | On-time63% |