HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$359+ Cheap flights from New Orleans (MSY) to Portugal

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LIS
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from New Orleans to Portugal 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.

Cheap flight deals from New Orleans to Portugal

Keep the following information in mind while searching for New Orleans to Portugal flight deals. Data was last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$522
(Air Canada)

One-way from

$359
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$1,027
Provider with most accurate pricing for New Orleans Louis Armstrong-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Lisbon Humberto Delgado flights.
Search Deals
From New Orleans Louis Armstrong to Portugal
Search Deals
One-way flight from New Orleans Louis Armstrong to Portugal
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($207 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from New Orleans to Portugal

Cheapest flights from New Orleans to Portugal
Explore the most affordable flight options available from New Orleans to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This Air Canada deal was found by Cheapflights users on 10/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2510:38 amMSY - LIS
2 stops16h 42mMultiple Airlines
Thu 12/45:00 amLIS - MSY
2 stops18h 17mMultiple Airlines
Deal found 10/23$522
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 12/52:29 pmMSY - OPO
2 stops15h 36mMultiple Airlines
Fri 12/126:00 amOPO - MSY
2 stops22h 21mMultiple Airlines
Deal found 10/21$541
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:10 pmMSY - LIS
2 stops18h 20mDelta
Thu 12/410:00 amLIS - MSY
1 stop15h 04mDelta
Deal found 10/23$543
This British Airways deal was found by Cheapflights users on 10/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:55 pmMSY - LIS
1 stop12h 50mBritish Airways
Thu 12/47:00 amLIS - MSY
1 stop16h 55mBritish Airways
Deal found 10/23$600
This Air France deal was found by Cheapflights users on 10/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2711:17 amMSY - LIS
1 stop16h 43mAir France
Tue 11/45:30 amLIS - MSY
2 stops18h 39mAir France
Deal found 10/23$601
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2711:23 amMSY - LIS
2 stops15h 37mDelta
Tue 11/45:30 amLIS - MSY
2 stops19h 31mDelta
Deal found 10/23$605
This Air France deal was found by Cheapflights users on 10/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:56 pmMSY - LIS
1 stop32h 04mAir France
Tue 11/45:30 amLIS - MSY
2 stops18h 39mAir France
Deal found 10/23$608
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:56 pmMSY - LIS
1 stop32h 04mDelta
Tue 11/410:00 amLIS - MSY
1 stop15h 01mDelta
Deal found 10/23$611
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:05 amMSY - LIS
2 stops18h 15mUnited Airlines
Sat 12/1311:20 amLIS - MSY
2 stops41h 01mUnited Airlines
Deal found 10/22$616
This Air Canada deal was found by Cheapflights users on 10/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:35 amMSY - LIS
2 stops16h 45mMultiple Airlines
Sat 12/135:00 amLIS - MSY
2 stops42h 17mMultiple Airlines
Deal found 10/23$622
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/48:00 amMSY - OPO
2 stops19h 30mUnited Airlines
Thu 11/1312:35 pmOPO - MSY
2 stops16h 24mUnited Airlines
Deal found 10/22$747
This Ovago deal was found by Cheapflights users on 10/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/412:30 pmMSY - OPO
1 stop15h 00mLufthansa
Thu 11/134:15 pmOPO - MSY
2 stops36h 12mLufthansa
Deal found 10/22$885

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Orleans to Portugal 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 October 23, 2025.
Use the filters below to find and compare flights from New Orleans to Portugal that are best for you.

Fly from

New Orleans

Fly to

Portugal

Route

Depart

Return

Price

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Wed 1/14

11:10 am-8:00 am

1 stop14h 50m

Lisbon Humberto Delgado

Wed 1/21

5:00 am-4:29 pm

2 stops17h 29m

$529

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Fri 12/5

2:29 pm-12:05 pm

2 stops15h 36m

Porto

Fri 12/12

6:00 am-10:21 pm

2 stops22h 21m

$541

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Tue 11/25

5:10 pm-5:30 pm

2 stops18h 20m

Lisbon Humberto Delgado

Thu 12/4

10:00 am-7:04 pm

1 stop15h 04m

$543

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Sun 2/15

2:11 pm-9:05 am

1 stop12h 54m

Lisbon Humberto Delgado

Sun 2/22

11:05 am-9:05 pm

1 stop16h 00m

$589

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 3/10

11:18 am-10:30 am

2 stops18h 12m

Porto

Thu 3/19

11:15 am-9:03 am

2 stops26h 48m

$591

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Sat 1/17

7:30 pm-9:20 am

2 stops31h 50m

Lisbon Humberto Delgado

Tue 4/28

12:50 pm-5:55 pm

2 stops35h 05m

$592

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 3/10

12:10 pm-9:30 am

3 stops16h 20m

Porto

Thu 3/19

12:35 pm-9:44 am

2 stops26h 09m

$597

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 3/10

12:10 pm-9:30 am

3 stops16h 20m

Porto

Fri 3/20

12:35 pm-10:58 am

2 stops27h 23m

$652

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 3/10

12:48 pm-11:40 am

2 stops17h 52m

Porto

Fri 3/20

12:35 pm-11:59 pm

1 stop16h 24m

$681

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 11/4

8:00 am-9:30 am

2 stops19h 30m

Porto

Thu 11/13

12:35 pm-10:59 pm

2 stops16h 24m

$747

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 14 results
1
2

Best time to book a flight from New Orleans to Portugal

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

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

Currently, November is the cheapest month in which you can book a flight from New Orleans to Portugal (average of $566). Flying from New Orleans to Portugal in August is currently the most expensive (average of $1,003). 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 MSY to PT?

Find hourly flight availability from New Orleans to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

A simple way to save on the total cost of your ticket is to fly from New Orleans to Portugal at noon. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from New Orleans to Portugal?

Use this chart to determine the cheapest time to fly round-trip from New Orleans to Portugal. Price data was last updated on December 16, 2024.

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

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated October 23, 2025.
See what other customers who have flown with Delta, KLM, and United Airlines from New Orleans to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,404 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,991 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,028 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,467 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from New Orleans to Portugal. 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 from for flights from New Orleans to Portugal?

    New Orleans Louis Armstrong (MSY) is the airport you will fly out of if you book a flight from New Orleans to Portugal. It is only a 11.4 mi journey to Louis Armstrong (MSY) from New Orleans’s city center.

  • How long is the flight from New Orleans to Portugal?

    There are many flights that can get you from New Orleans to Portugal in 14h 50m. Fly via KLM, Delta, or United Airlines to get the fastest option. The distance from New Orleans to Portugal is about 4511 mi. This flight may include one or multiple stops.

  • What are the most popular routes from New Orleans to Portugal?

    When deciding which route to take from New Orleans to Portugal consider New Orleans Louis Armstrong - Lisbon Humberto Delgado, New Orleans Louis Armstrong - Porto or New Orleans Louis Armstrong - Faro as they are the most popular.

  • Can I find deals for flights from New Orleans to Portugal that include hotel bookings?

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

  • How can I find direct flights from New Orleans to Portugal?

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

  • Can I find deals for business class flights from New Orleans to Portugal?

    Yes. Cheapflights offers flight deals from New Orleans to Portugal 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 New Orleans to Portugal?

    Currently, November is the cheapest month in which you can book a flight from New Orleans to Portugal (average of $566). Flying from New Orleans to Portugal in August is currently the most expensive (average of $1,003). 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

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 New Orleans to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
New Orleans to Heathrow flights
New Orleans to Gatwick flights
New Orleans to Charles de Gaulle flights
New Orleans to Madrid flights
New Orleans to London City flights
New Orleans to Frankfurt flights
New Orleans to Leonardo da Vinci/Fiumicino flights
New Orleans to Orly flights
New Orleans to Dublin flights
Alexandria to Frankfurt flights
New Orleans to Istanbul flights
New Orleans to Athens flights
New Orleans to Keflavik Intl flights
New Orleans to Edinburgh flights
New Orleans to Lisbon flights
New Orleans to Barcelona-El Prat flights
Monroe to Dublin flights
New Orleans to Malpensa flights
New Orleans to Sabiha Gokcen flights
New Orleans to Amsterdam flights
New Orleans to Linate flights
Shreveport to Heathrow flights
New Orleans to Glasgow Intl flights
New Orleans to Vicenza flights
New Orleans to Zurich flights
Lafayette to Madrid flights
Shreveport to London City flights
Monroe to Heathrow flights
New Orleans to Arlanda flights
New Orleans to Munich flights
Shreveport to Leonardo da Vinci/Fiumicino flights
Lafayette to Charles de Gaulle flights
New Orleans to Berlin flights
New Orleans to Seville flights
Baton Rouge to London City flights
Baton Rouge to Heathrow flights
Lafayette to Heathrow flights
New Orleans to Copenhagen flights
New Orleans to Florence flights
New Orleans to Sarajevo flights
Alexandria to Leonardo da Vinci/Fiumicino flights
Baton Rouge to Charles de Gaulle flights
New Orleans to Bruxelles-National flights
New Orleans to Vienna flights
Lafayette to Athens flights
Lafayette to Orly flights
Baton Rouge to Orly flights
Lafayette to Dublin flights
New Orleans to Helsinki flights
New Orleans to Palermo flights

Top 6 airlines flying from New Orleans to Portugal

Discover the top 6 airlines that operate flights from New Orleans to Portugal. 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$574Average$1,071FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$592Average$918FlexibilityNo cancel feeOn-time69%
KLMCheapest$613Average$928FlexibilityNo cancel feeOn-time75%
DeltaCheapest$614Average$1,188FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$637Average$1,080FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$736Average$1,027FlexibilityNo cancel feeOn-time70%

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.