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Key Largo

$73+ Cheap flights from Louisiana 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — MIA
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheap flight deals from Louisiana to Key Largo

Keep the following information in mind while searching for Louisiana to Key Largo flight deals. Data was last updated June 18, 2025.

Round-trip from

$146
(FlightHub)

One-way from

$73
(FlightHub)

Popular in

May

Cheapest in

September

Average price

$265
From Louisiana to Key Largo
Search Deals
One-way flight from Louisiana to Key Largo
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Louisiana to Key Largo

Cheapest flights from Louisiana to Key Largo
Explore the most affordable flight options available from Louisiana to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This FlightHub deal was found by Cheapflights users on 6/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/106:15 amMSY - MIA
1 stop8h 41mSpirit Airlines
Sat 7/129:09 pmMIA - MSY
1 stop10h 46mSpirit Airlines
Deal found 6/17$146
This American Airlines deal was found by Cheapflights users on 6/16. 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 7/166:22 pmMSY - MIA
Nonstop2h 02mAmerican Airlines
Wed 7/2310:55 pmMIA - MSY
Nonstop2h 00mAmerican Airlines
Deal found 6/16$159
This CheapOair deal was found by Cheapflights users on 6/17. 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 7/36:01 pmMSY - MIA
1 stop11h 29mMultiple Airlines
Mon 7/712:32 pmMIA - MSY
1 stop9h 19mMultiple Airlines
Deal found 6/17$182
This Southwest deal was found by Cheapflights users on 6/17. 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 10/292:25 pmMSY - MIA
1 stop5h 10mSouthwest
Sat 11/84:35 pmMIA - MSY
1 stop4h 55mSouthwest
Deal found 6/17$188
This Delta deal was found by Cheapflights users on 6/16. 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 7/162:50 pmMSY - MIA
1 stop5h 28mDelta
Wed 7/238:02 amMIA - MSY
1 stop6h 43mDelta
Deal found 6/16$189
This FlightHub deal was found by Cheapflights users on 6/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/106:01 pmMSY - MIA
1 stop11h 29mFrontier
Sun 7/136:00 amMIA - MSY
1 stop12h 04mFrontier
Deal found 6/16$210
This American Airlines deal was found by Cheapflights users on 6/17. 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 7/2212:56 pmBTR - MIA
1 stop7h 49mAmerican Airlines
Sat 7/265:18 amMIA - BTR
1 stop5h 56mAmerican Airlines
Deal found 6/17$249
This American Airlines deal was found by Cheapflights users on 6/16. 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 7/3010:41 amLFT - MIA
1 stop6h 43mAmerican Airlines
Wed 8/65:20 amMIA - LFT
1 stop5h 15mAmerican Airlines
Deal found 6/16$249
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Tue 7/14:02 pmBTR - MIA
1 stop5h 37mUnited Airlines
Fri 7/47:00 amMIA - BTR
1 stop5h 17mUnited Airlines
Deal found 6/17$259
This Delta deal was found by Cheapflights users on 6/17. 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 12/165:15 pmLFT - MIA
1 stop6h 37mDelta
Thu 12/257:00 amMIA - LFT
1 stop4h 57mDelta
Deal found 6/17$259
This American Airlines deal was found by Cheapflights users on 6/17. 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 8/1511:41 amSHV - MIA
1 stop7h 54mAmerican Airlines
Sat 8/303:57 pmMIA - SHV
1 stop7h 51mAmerican Airlines
Deal found 6/17$259
This American Airlines deal was found by Cheapflights users on 6/16. 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 10/15:50 amMLU - MIA
1 stop5h 55mAmerican Airlines
Wed 10/85:30 pmMIA - MLU
1 stop5h 34mAmerican Airlines
Deal found 6/16$268

Cheapflights Fare Finder

Customize your flight search to find flights from Louisiana 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 June 18, 2025.
Use the filters below to find and compare flights from Louisiana to Key Largo that are best for you.

Fly from

Louisiana

Fly to

Key Largo

Route

Depart

Return

Price

New OrleansMiami

MSY - MIA

MSYMIA

New Orleans Louis Armstrong

Thu 7/10

6:15 am-3:56 pm

1 stop8h 41m

Miami

Sat 7/12

9:09 pm-6:55 am

1 stop10h 46m

$146

New OrleansMiami

MSY - MIA

MSYMIA

New Orleans Louis Armstrong

Wed 7/16

6:22 pm-9:24 pm

Nonstop2h 02m

Miami

Wed 7/23

10:55 pm-11:55 pm

Nonstop2h 00m

$159

New OrleansMiami

MSY - MIA

MSYMIA

New Orleans Louis Armstrong

Thu 7/3

6:01 pm-6:30 am

1 stop11h 29m

Miami

Mon 7/7

12:32 pm-8:51 pm

1 stop9h 19m

$182

New OrleansMiami

MSY - MIA

MSYMIA

New Orleans Louis Armstrong

Wed 10/29

2:25 pm-8:35 pm

1 stop5h 10m

Miami

Sat 11/8

4:35 pm-8:30 pm

1 stop4h 55m

$188

New OrleansMiami

MSY - MIA

MSYMIA

New Orleans Louis Armstrong

Wed 7/16

2:50 pm-9:18 pm

1 stop5h 28m

Miami

Wed 7/23

8:02 am-1:45 pm

1 stop6h 43m

$189

New OrleansMiami

MSY - MIA

MSYMIA

New Orleans Louis Armstrong

Thu 7/10

6:01 pm-6:30 am

1 stop11h 29m

Miami

Sun 7/13

6:00 am-5:04 pm

1 stop12h 04m

$210

Baton RougeMiami

BTR - MIA

BTRMIA

Baton Rouge Ryan

Tue 7/22

10:43 am-7:44 pm

1 stop8h 01m

Miami

Sat 7/26

6:22 am-11:26 am

1 stop6h 04m

$249

LafayetteMiami

LFT - MIA

LFTMIA

Lafayette Regional

Wed 7/30

10:41 am-6:24 pm

1 stop6h 43m

Miami

Wed 8/6

5:20 am-9:35 am

1 stop5h 15m

$249

Baton RougeMiami

BTR - MIA

BTRMIA

Baton Rouge Ryan

Tue 7/1

4:02 pm-10:39 pm

1 stop5h 37m

Miami

Fri 7/4

7:00 am-11:17 am

1 stop5h 17m

$259

ShreveportMiami

SHV - MIA

SHVMIA

Shreveport

Fri 8/15

11:41 am-8:35 pm

1 stop7h 54m

Miami

Sat 8/30

3:57 pm-10:48 pm

1 stop7h 51m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 34 results
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Best time to book a flight from Louisiana to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Louisiana with our price prediction graph.
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 Louisiana to Key Largo

What is the cheapest month to book a flight from Louisiana to Key Largo?

Currently, September is the cheapest month in which you can book a flight from Louisiana to Key Largo (average of $229). Flying from Louisiana to Key Largo in March is currently the most expensive (average of $289). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LA to KE9?

Find hourly flight availability from Louisiana 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 June 18, 2025.

When flying from Louisiana to Key Largo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Louisiana to Key Largo

Explore weekly flight availability from Louisiana 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 June 18, 2025.

The most flights from USLA to KE9 are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

Rainfall in Key Largo by month

Plan your trip to Key Largo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key Largo ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Key Largo when rainfall is around 1.6 in.

Temperature in Key Largo by month

Plan your trip to Key Largo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key Largo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

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 June 18, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Louisiana to Key Largo by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,278 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,809 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Louisiana to Key Largo flight route?

    The Louisiana to Key Largo flight path was viewed by 71 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Louisiana to Key Largo one-way?

    The cheapest airlines for a one-way flight from Louisiana to Key Largo are Spirit Airlines ($73), Southwest ($93), and Frontier ($106).

  • What are the most popular routes from Louisiana to Key Largo?

    The most popular flight routes from Louisiana to Key Largo are New Orleans Louis Armstrong - Miami, Shreveport - Miami and Baton Rouge Ryan - Miami.

  • What are the most reliable airlines from Louisiana to Key Largo?

    The top 3 most reliable airlines when flying from Louisiana to Key Largo are Envoy Air (91%), Iberia (78%) and American Airlines (77%).

  • What are the cheapest flights from Louisiana to Key Largo?

    On average you can expect to pay $796 for a flight from Louisiana to Key Largo. The cheapest flight overall is $110 while the most popular route, (New Orleans Louis Armstrong - Miami) is currently priced at $155.

  • Can I find deals for flights from Louisiana to Key Largo that include hotel bookings?

    Yes. In addition to deals on Louisiana to Key Largo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisiana to Key Largo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to Key Largo.

  • Can I find deals for business class flights from Louisiana to Key Largo?

    Yes. Cheapflights offers flight deals from Louisiana to Key Largo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisiana to Key Largo?

    Currently, September is the cheapest month in which you can book a flight from Louisiana to Key Largo (average of $229). Flying from Louisiana to Key Largo in March is currently the most expensive (average of $289). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Louisiana to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Louisiana to Key Largo

Discover the top 5 airlines that operate flights from Louisiana 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$58Average$140FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$165Average$430FlexibilityNo cancel feeOn-time71%
DeltaCheapest$178Average$419FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$413FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$204Average$354FlexibilityNo cancel feeOn-time63%

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