How popular is this Key Largo to New Orleans flight route?

The Key Largo to New Orleans Louis Armstrong flight path was viewed by 9 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 Key Largo to New Orleans one-way?

The cheapest airlines for a one-way flight from Key Largo to New Orleans are American Airlines ($57), Frontier ($73), and JetBlue ($78).

Weekly flight availability from Key Largo to New Orleans

The most flights from KE9 to MSY are scheduled on a Wednesday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

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.

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).

What are the cheapest flights from Key Largo to New Orleans?

While on average a flight from Key Largo to New Orleans is generally $313, our data shows the cheapest flight currently is $113. When looking at the most popular route, (Miami - New Orleans Louis Armstrong), you can expect to pay $170 for that flight.

What are the most reliable airlines from Key Largo to New Orleans?

Consider Envoy Air (96%), Royal Air Maroc (73%) or American Airlines (71%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to New Orleans.

What are the most popular airlines that fly from Key Largo to New Orleans?

American Airlines, JetBlue and Southwest are the most popular airlines when flying from Key Largo to New Orleans.

What airport do you fly into for flights to New Orleans from Key Largo?

Located just 11.4 mi from the city center, New Orleans Louis Armstrong is the airport most travelers will use when flying to New Orleans from Key Largo. Booking flights from Key Largo to Louis Armstrong (MSY) should be relatively easy as there are 13 daily inbound flights from Key Largo from 6 different airlines.

Can I find deals for flights from Key Largo to New Orleans that include hotel bookings?

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

How can I find direct flights from Key Largo to New Orleans?

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

Can I find deals for business class flights from Key Largo to New Orleans?

Yes. Cheapflights offers flight deals from Key Largo 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.

Find Cheap Flights from Key Largo to New Orleans

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Key Largo to New Orleans 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 Key Largo to New Orleans Louis Armstrong are usually found in November or January, booked 14 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Find flight deals from Key Largo to New Orleans

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	June
Cheapest in	November
Average price	$265

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

Search Deals

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

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($78 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Insights

Everything you need to know about your flight from Key Largo to New Orleans

Prices

Airlines

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

It’s optimal to fly from Key Largo to New Orleans at noon. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Key Largo to New Orleans?

Travelers seeking maximum savings on their Key Largo to New Orleans flight should consider departing on Sunday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing New Orleans

Get a feel of what it's like to fly with Southwest,JetBlue, andAmerican Airlines from Key Largo to New Orleans by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,219 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.

Southwest

7.9

Good

4,219 reviews

Southwest

7.9

Good

4,219 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

JetBlue

7.1

Good

3,045 reviews

Southwest

7.9

Good

4,219 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

American Airlines

7.0

Good

12,137 reviews

Southwest

7.9

Good

4,219 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

Frontier

5.6

Fair

2,551 reviews

Southwest

7.9

Good

4,219 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

Related info for your journey

What airport do you fly into for flights to New Orleans from Key Largo?
Located just 11.4 mi from the city center, New Orleans Louis Armstrong is the airport most travelers will use when flying to New Orleans from Key Largo. Booking flights from Key Largo to Louis Armstrong (MSY) should be relatively easy as there are 13 daily inbound flights from Key Largo from 6 different airlines.
How popular is this Key Largo to New Orleans flight route?
The Key Largo to New Orleans Louis Armstrong flight path was viewed by 9 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 Key Largo to New Orleans one-way?
The cheapest airlines for a one-way flight from Key Largo to New Orleans are American Airlines ($57), Frontier ($73), and JetBlue ($78).
What are the most reliable airlines from Key Largo to New Orleans?
Consider Envoy Air (96%), Royal Air Maroc (73%) or American Airlines (71%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to New Orleans.
What are the cheapest flights from Key Largo to New Orleans?
While on average a flight from Key Largo to New Orleans is generally $313, our data shows the cheapest flight currently is $113. When looking at the most popular route, (Miami - New Orleans Louis Armstrong), you can expect to pay $170 for that flight.
Can I find deals for flights from Key Largo to New Orleans that include hotel bookings?
Yes. In addition to deals on Key Largo to New Orleans flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Key Largo to New Orleans?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to New Orleans.
Can I find deals for business class flights from Key Largo to New Orleans?
Yes. Cheapflights offers flight deals from Key Largo 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.

See more FAQs

Metairie

Kenner

Hammond

Gonzales

Houma

Gretna

Slidell

Thibodaux

Covington

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

New Orleans flight routes

Other flight options

Popular flights

Top destinations

Alternative routes for Key Largo to New Orleans

Orlando to New Orleans flights

Fort Lauderdale to New Orleans flights

Tampa to New Orleans flights

Miami to New Orleans flights

Jacksonville to New Orleans flights

Sarasota to New Orleans flights

Fort Myers to New Orleans flights

Jacksonville to Shreveport flights

Tampa to Baton Rouge flights

Orlando to Baton Rouge flights

Fort Lauderdale to Baton Rouge flights

Jacksonville to Baton Rouge flights

Daytona Beach to New Orleans flights

Melbourne to New Orleans flights

Tampa to Monroe flights

Fort Myers to Baton Rouge flights

Tampa to Shreveport flights

Orlando to Lafayette flights

Tallahassee to New Orleans flights

Gainesville to New Orleans flights

Miami to Baton Rouge flights

Key West to New Orleans flights

Fort Lauderdale to Shreveport flights

Tampa to Lafayette flights

Orlando to Shreveport flights

Miami to Lafayette flights

Jacksonville to Lafayette flights

Sarasota to Baton Rouge flights

Pensacola to New Orleans flights

Miami to Shreveport flights

Pensacola to Baton Rouge flights

Key West to Lake Charles flights

Panama City to New Orleans flights

Fort Myers to Lafayette flights

Fort Lauderdale to Lafayette flights

Orlando Sanford Intl to New Orleans flights

Gainesville to Baton Rouge flights

Panama City to Baton Rouge flights

Valparaiso to New Orleans flights

Miami to Monroe flights

Melbourne to Baton Rouge flights

Top 6 airlines flying from Key Largo to New Orleans

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$46	Average$227	FlexibilityNo cancel fee	On-time62%
Frontier	Cheapest$94	Average$270	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$109	Average$376	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$123	Average$331	FlexibilityNo cancel fee	On-time63%
Breeze Airways	Cheapest$162	Average$228	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$186	Average$244	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Key Largo, FL to New Orleans (MSY)

Find cheap flights from Key Largo to New Orleans with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Key Largo to New Orleans

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Cheapflights Insights

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

It’s optimal to fly from Key Largo to New Orleans at noon. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Key Largo to New Orleans?

Travelers seeking maximum savings on their Key Largo to New Orleans flight should consider departing on Sunday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Key Largo to New Orleans

The most flights from KE9 to MSY are scheduled on a Wednesday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Reviews of airlines servicing New Orleans

Get a feel of what it's like to fly with Southwest,JetBlue, andAmerican Airlines from Key Largo to New Orleans by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to New Orleans from Key Largo?

How popular is this Key Largo to New Orleans flight route?

What are the cheapest airlines to fly from Key Largo to New Orleans one-way?

What are the most reliable airlines from Key Largo to New Orleans?

What are the cheapest flights from Key Largo to New Orleans?

Can I find deals for flights from Key Largo to New Orleans that include hotel bookings?

How can I find direct flights from Key Largo to New Orleans?

Can I find deals for business class flights from Key Largo to New Orleans?

Traveling to a place near New Orleans?

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 Key Largo to New Orleans

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

Complete your trip

Complete your trip to New Orleans by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Key Largo to New Orleans by cabin class

Find flights from Key Largo to New Orleans, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to New Orleans

Explore flights to New Orleans departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.

Key Largo and New Orleans flights

Browse other Key Largo and New Orleans flight options. Last updated on October 8, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Key Largo to New Orleans flights

Consider these flights traveling from Key Largo to New Orleans.

Top 6 airlines flying from Key Largo to New Orleans

100% Free

Book with Flexibility

Travel Smart