What are the cheapest airlines to fly from Florida Keys to New Orleans one-way?

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $45. However, be on the lookout for offers from Frontier and American Airlines, as they are both options that can get you from Florida Keys to New Orleans for a low price.

What is the cheapest month to book a flight from Florida Keys to New Orleans?

Currently, August is the cheapest month in which you can book a flight from Florida Keys to New Orleans (average of $256). Flying from Florida Keys to New Orleans in April is currently the most expensive (average of $343). 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.

How far in advance should I book a flight from Florida Keys to New Orleans?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 27 days in advance, which can save you up to 98% on flights from Florida Keys to New Orleans compared to booking the week you need them. Waiting 27 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $162. For sooner than that we have options available in the next 3 days from $302.

What is the cheapest month to fly from Florida Keys to New Orleans?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to New Orleans. Flights to New Orleans from Florida Keys in August are about $222 on average during August, but can be found for as low as $60.

What airport do you fly into for flights to New Orleans from Florida Keys?

Most people fly into New Orleans Louis Armstrong (MSY) if they book a flight to New Orleans from Florida Keys. Louis Armstrong is conveniently located just 11.4 mi from New Orleans’s city center.

Can I find deals for flights from Florida Keys to New Orleans that include hotel bookings?

Yes. In addition to deals on Florida Keys to New Orleans flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Florida Keys to New Orleans?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florida Keys to New Orleans.

Can I find deals for business class flights from Florida Keys to New Orleans?

Yes. Cheapflights offers flight deals from Florida Keys to New Orleans by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$45+ Flights from Florida Keys to New Orleans

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Cheap flight deals from Florida Keys to New Orleans

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$88 (eDestinos)
One-way from	$45 (lastminute.co.il)
Popular in	September
Cheapest in	February
Average price	$488

Provider with most accurate pricing for Key West-New Orleans Louis Armstrong flight deals.

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Provider most trusted by Cheapflights users for Key West-New Orleans Louis Armstrong flights.

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From Florida Keys to New Orleans Louis Armstrong

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One-way flight from Florida Keys to New Orleans Louis Armstrong

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Highest demand for flights based on searches. 19% potential increase in price ($92 potential increase over avg. RT price).

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Cheapest flight prices on average. 7% potential price decrease ($28 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Florida Keys to New Orleans

Cheapest flights from Florida Keys to New Orleans
Explore the most affordable flight options available from Florida Keys to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

Wed 4/168:59 pmMIA - MSY

Nonstop2h 16mSpirit Airlines

Mon 4/219:44 pmMSY - MIA

Nonstop1h 53mSpirit Airlines

Deal found 4/2

$88

Wed 4/309:16 pmMIA - MSY

Nonstop2h 15mAmerican Airlines

Wed 5/77:01 pmMSY - MIA

Nonstop1h 58mAmerican Airlines

Deal found 4/2

$189

Thu 5/16:00 amMIA - MSY

1 stop13h 50mFrontier

Thu 5/87:50 pmMSY - MIA

1 stop8h 32mFrontier

Deal found 4/1

$198

Fri 5/21:13 pmMIA - MSY

1 stop5h 10mMultiple Airlines

Tue 5/66:24 pmMSY - MIA

1 stop9h 58mMultiple Airlines

Deal found 4/1

$213

Wed 10/15:55 pmMIA - MSY

1 stop6h 31mDelta

Wed 10/156:15 pmMSY - MIA

1 stop5h 37mDelta

Deal found 4/2

$241

Fri 4/187:29 pmEYW - MSY

1 stop5h 28mAmerican Airlines

Fri 4/259:16 amMSY - EYW

1 stop6h 00mAmerican Airlines

Deal found 4/2

$254

Tue 4/11:25 pmMIA - MSY

2 stops9h 30mSouthwest

Wed 4/25:35 amMSY - MIA

1 stop5h 55mSouthwest

Deal found 4/1

$254

Fri 4/184:04 pmEYW - MSY

1 stop7h 26mUnited Airlines

Fri 4/257:00 amMSY - EYW

1 stop7h 04mUnited Airlines

Deal found 4/2

$324

Fri 4/185:10 pmEYW - MSY

2 stops17h 24mMultiple Airlines

Fri 4/255:52 amMSY - EYW

2 stops9h 24mMultiple Airlines

Deal found 4/2

$332

Thu 4/177:00 amEYW - MSY

1 stop7h 22mDelta

Fri 4/2512:59 pmMSY - EYW

1 stop6h 31mDelta

Deal found 4/2

$379

Best flights from Florida Keys to New Orleans
Discover carefully curated flight deals from Florida Keys to New Orleans that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 3, 2025.

Wed 4/168:59 pmMIA - MSY

Nonstop2h 16mSpirit Airlines

Mon 4/219:44 pmMSY - MIA

Nonstop1h 53mSpirit Airlines

Deal found 4/2

$88

Wed 4/309:16 pmMIA - MSY

Nonstop2h 15mAmerican Airlines

Wed 5/77:01 pmMSY - MIA

Nonstop1h 58mAmerican Airlines

Deal found 4/2

$189

Thu 5/18:33 amMIA - MSY

1 stop8h 05mFrontier

Sun 5/44:48 pmMSY - MIA

1 stop6h 25mFrontier

Deal found 4/1

$198

Fri 5/21:13 pmMIA - MSY

1 stop5h 10mMultiple Airlines

Tue 5/66:24 pmMSY - MIA

1 stop9h 58mMultiple Airlines

Deal found 4/1

$213

Tue 4/88:10 amMIA - MSY

1 stop4h 35mDelta

Mon 4/145:30 amMSY - MIA

1 stop7h 20mDelta

Deal found 4/1

$249

Thu 5/298:15 amMIA - MSY

2 stops7h 25mSouthwest

Tue 6/32:25 pmMSY - MIA

1 stop5h 30mSouthwest

Deal found 4/2

$257

Fri 4/184:04 pmEYW - MSY

1 stop7h 26mUnited Airlines

Fri 4/257:00 amMSY - EYW

1 stop7h 04mUnited Airlines

Deal found 4/2

$324

Fri 4/187:29 pmEYW - MSY

1 stop5h 28mAmerican Airlines

Fri 4/259:16 amMSY - EYW

1 stop6h 00mAmerican Airlines

Deal found 4/2

$254

Fri 4/185:10 pmEYW - MSY

2 stops17h 24mMultiple Airlines

Fri 4/255:52 amMSY - EYW

2 stops9h 24mMultiple Airlines

Deal found 4/2

$332

Thu 4/177:00 amEYW - MSY

1 stop7h 22mDelta

Fri 4/2512:59 pmMSY - EYW

1 stop6h 31mDelta

Deal found 4/2

$379

Last-minute flights from Florida Keys to New Orleans
Discover last-minute flight deals from Florida Keys to New Orleans. Data last updated April 3, 2025 and is based on user searches.

Tue 4/84:47 pmMIA - MSY

1 stop4h 55mDelta

Tue 4/156:30 amMSY - MIA

1 stop5h 15mDelta

Deal found 4/2

$249

Tue 4/89:16 pmMIA - MSY

Nonstop2h 15mAmerican Airlines

Sat 4/123:55 pmMSY - MIA

Nonstop1h 55mAmerican Airlines

Deal found 4/1

$262

Tue 4/87:00 amEYW - MSY

1 stop4h 45mDelta

Tue 4/83:30 pmMSY - EYW

1 stop3h 56mDelta

Deal found 4/2

$823

Tue 4/88:45 amEYW - MSY

2 stops8h 38mUnited Airlines

Tue 4/87:26 pmMSY - EYW

2 stops21h 39mUnited Airlines

Deal found 4/2

$1,026

Tue 4/810:25 amMIA - MSY

1 stop7h 27mDelta

Wed 4/165:40 pmMSY - MIA

1 stop6h 08mDelta

Deal found 4/2

$249

Thu 4/108:59 pmMIA - MSY

Nonstop2h 16mSpirit Airlines

Mon 4/219:44 pmMSY - MIA

Nonstop1h 53mSpirit Airlines

Deal found 3/31

$121

Thu 4/106:25 amMIA - MSY

1 stop13h 22mMultiple Airlines

Tue 4/156:55 pmMSY - MIA

Nonstop1h 56mMultiple Airlines

Deal found 4/1

$179

Thu 4/106:25 amMIA - MSY

1 stop13h 22mFrontier

Thu 4/177:47 pmMSY - MIA

1 stop8h 08mFrontier

Deal found 4/1

$228

Thu 4/104:57 pmMIA - MSY

1 stop7h 18mUnited Airlines

Wed 4/162:11 pmMSY - MIA

1 stop7h 33mUnited Airlines

Deal found 4/1

$319

Thu 4/106:02 pmMIA - MSY

2 stops22h 40mAlaska Airlines

Mon 4/146:59 pmMSY - MIA

1 stop23h 00mAlaska Airlines

Deal found 4/1

$793

Sat 4/122:32 pmEYW - MSY

1 stop6h 40mAmerican Airlines

Wed 4/167:00 amMSY - EYW

1 stop8h 16mAmerican Airlines

Deal found 4/2

$284

Sun 4/134:24 pmEYW - MSY

3 stops30h 51mMultiple Airlines

Wed 4/1611:00 amMSY - EYW

2 stops28h 49mMultiple Airlines

Deal found 4/2

$394

One-way flights from Florida Keys to New Orleans
Search for one-way flight options from Florida Keys to New Orleans. Find affordable one-way fares based on user searches. Data last updated April 3, 2025.

Sun 5/48:59 pmMIA - MSY

Nonstop2h 16mSpirit Airlines

Deal found 4/2

$45

Thu 5/88:46 amMIA - MSY

1 stop7h 32mFrontier

Deal found 4/2

$99

Wed 4/910:48 pmMIA - MSY

Nonstop2h 09mAmerican Airlines

Deal found 4/2

$115

Thu 7/316:00 amMIA - MSY

1 stop8h 33mJetBlue

Deal found 4/2

$120

Sat 6/75:05 amMIA - MSY

1 stop4h 35mSouthwest

Deal found 4/2

$121

Tue 4/810:25 amMIA - MSY

1 stop5h 00mDelta

Deal found 4/2

$125

Wed 7/27:00 amMIA - MSY

1 stop7h 13mUnited Airlines

Deal found 4/2

$154

Thu 5/1510:30 amEYW - MSY

2 stops12h 41mMultiple Airlines

Deal found 4/2

$165

Sat 4/122:32 pmEYW - MSY

1 stop6h 40mAmerican Airlines

Deal found 4/2

$176

Sat 4/123:04 pmEYW - MSY

2 stops29h 01mAllegiant Air

Deal found 4/2

$249

Fri 4/186:45 pmEYW - MSY

2 stops17h 04mUnited Airlines

Deal found 4/2

$271

Fri 5/96:01 pmMIA - MSY

2 stops21h 44mAlaska Airlines

Deal found 4/2

$282

Cheapflights Fare Finder

Use the filters below to find and compare flights from Florida Keys to New Orleans that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

Wed 4/16

8:59 pm-10:15 pm

Nonstop2h 16m

New Orleans Louis Armstrong

Mon 4/21

9:44 pm-12:37 am

Nonstop1h 53m

$88

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

Wed 4/30

9:16 pm-10:31 pm

Nonstop2h 15m

New Orleans Louis Armstrong

Wed 5/7

7:01 pm-9:59 pm

Nonstop1h 58m

$189

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

Thu 5/1

8:33 am-3:38 pm

1 stop8h 05m

New Orleans Louis Armstrong

Sun 5/4

4:48 pm-12:13 am

1 stop6h 25m

$198

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

Fri 5/2

1:13 pm-5:23 pm

1 stop5h 10m

New Orleans Louis Armstrong

Tue 5/6

6:24 pm-5:22 am

1 stop9h 58m

$213

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

Tue 4/8

10:25 am-4:52 pm

1 stop7h 27m

New Orleans Louis Armstrong

Wed 4/16

5:40 pm-12:48 am

1 stop6h 08m

$249

Key WestNew Orleans

EYW - MSY

EYWMSY

Key West

Fri 4/18

7:29 pm-11:57 pm

1 stop5h 28m

New Orleans Louis Armstrong

Fri 4/25

9:16 am-4:16 pm

1 stop6h 00m

$254

MiamiNew Orleans

MIA - MSY

MIAMSY

Miami

Thu 5/29

8:15 am-2:40 pm

2 stops7h 25m

New Orleans Louis Armstrong

Tue 6/3

2:25 pm-8:55 pm

1 stop5h 30m

$257

Key WestNew Orleans

EYW - MSY

EYWMSY

Key West

Fri 4/18

4:04 pm-10:30 pm

1 stop7h 26m

New Orleans Louis Armstrong

Fri 4/25

7:00 am-3:04 pm

1 stop7h 04m

$324

Key WestNew Orleans

EYW - MSY

EYWMSY

Key West

Fri 4/18

5:10 pm-9:34 am

2 stops17h 24m

New Orleans Louis Armstrong

Fri 4/25

5:52 am-4:16 pm

2 stops9h 24m

$332

Key WestNew Orleans

EYW - MSY

EYWMSY

Key West

Thu 4/17

7:00 am-1:22 pm

1 stop7h 22m

New Orleans Louis Armstrong

Fri 4/25

12:59 pm-8:30 pm

1 stop6h 31m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 22 results

Best time to book a flight from Florida Keys to New Orleans

Have a flexible travel schedule? Discover the best time to fly to New Orleans from Florida Keys 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 Florida Keys to New Orleans

What is the cheapest time of day to fly from EOA to MSY?

When flying from Florida Keys to New Orleans, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in New Orleans by month

In terms of precipitation, rainfall in New Orleans ranges from 3.3 - 6.4 inches per month. June is typically the wettest month, when rainfall can reach 6.4 in. October is typically the driest time to visit New Orleans when rainfall is around 3.3 in.

Temperature in New Orleans by month

If weather is an important factor for your trip to New Orleans, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing New Orleans

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Florida Keys to New Orleans to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,827 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,827 reviews

Alaska Airlines

8.0

Very good

9,827 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,274 reviews

Alaska Airlines

8.0

Very good

9,827 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,897 reviews

Alaska Airlines

8.0

Very good

9,827 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,347 reviews

Alaska Airlines

8.0

Very good

9,827 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,619 reviews

Alaska Airlines

8.0

Very good

9,827 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What airport do you fly into for flights to New Orleans from Florida Keys?
Most people fly into New Orleans Louis Armstrong (MSY) if they book a flight to New Orleans from Florida Keys. Louis Armstrong is conveniently located just 11.4 mi from New Orleans’s city center.
What are the cheapest airlines to fly from Florida Keys to New Orleans one-way?
The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $45. However, be on the lookout for offers from Frontier and American Airlines, as they are both options that can get you from Florida Keys to New Orleans for a low price.
Can I find deals for flights from Florida Keys to New Orleans that include hotel bookings?
Yes. In addition to deals on Florida Keys to New Orleans flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Florida Keys to New Orleans?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florida Keys to New Orleans.
Can I find deals for business class flights from Florida Keys to New Orleans?
Yes. Cheapflights offers flight deals from Florida Keys to New Orleans 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 Florida Keys to New Orleans?
Currently, August is the cheapest month in which you can book a flight from Florida Keys to New Orleans (average of $256). Flying from Florida Keys to New Orleans in April is currently the most expensive (average of $343). 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

Metairie

Kenner

Slidell

Houma

Gretna

Thibodaux

Gonzales

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Florida Keys to New Orleans

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$228	Average$312	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$278	Average$438	FlexibilityNo cancel fee	On-timeN/A

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$45+ Cheap flights from Florida Keys to New Orleans (MSY)

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Florida Keys to New Orleans with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Florida Keys to New Orleans

Keep the following information in mind while searching for Florida Keys to New Orleans flight deals. Data was last updated April 3, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Florida Keys to New Orleans

Cheapest flights from Florida Keys to New OrleansExplore the most affordable flight options available from Florida Keys to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

Explore the most affordable flight options available from Florida Keys to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Florida Keys to New Orleans that are best for you.

Best time to book a flight from Florida Keys to New Orleans

Have a flexible travel schedule? Discover the best time to fly to New Orleans from Florida Keys with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Florida Keys to New Orleans

What is the cheapest time of day to fly from EOA to MSY?

Find hourly flight availability from Florida Keys to New Orleans. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2025.

Rainfall in New Orleans by month

Plan your trip to New Orleans by taking into account the average rainfall totals by month.

Temperature in New Orleans by month

Plan your trip to New Orleans by taking into account the average temperature totals by month.

Reviews of airlines servicing New Orleans

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Florida Keys to New Orleans to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Florida Keys to New Orleans. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to New Orleans from Florida Keys?

What are the cheapest airlines to fly from Florida Keys to New Orleans one-way?

Can I find deals for flights from Florida Keys to New Orleans that include hotel bookings?

How can I find direct flights from Florida Keys to New Orleans?

Can I find deals for business class flights from Florida Keys to New Orleans?

What is the cheapest month to book a flight from Florida Keys to New Orleans?

Traveling to a place near Florida Keys?

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 for Florida Keys to New Orleans

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Florida Keys to New Orleans

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Cheapest flights from Florida Keys to New Orleans
Explore the most affordable flight options available from Florida Keys to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.