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Portugal

$264+ Cheap flights from Louisiana 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LIS
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Louisiana to Portugal

Keep the following information in mind while searching for Louisiana to Portugal flight deals. Data was last updated January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$455
(oojo)

One-way from

$315
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$738
Provider with most accurate pricing for New Orleans Louis Armstrong-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Lisbon Humberto Delgado flights.
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From Louisiana to Portugal
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One-way flight from Louisiana to Portugal
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Highest demand for flights based on searches. 16% potential increase in price ($201 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Louisiana to Portugal

Cheapest flights from Louisiana to Portugal
Explore the most affordable flight options available from Louisiana to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This oojo deal was found by Cheapflights users on 1/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:35 amMSY - LIS
2 stops26h 10mBritish Airways
Tue 3/247:05 amLIS - MSY
1 stop16h 50mBritish Airways
Deal found 1/6$455
This Virgin Atlantic deal was found by Cheapflights users on 1/7. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:10 amMSY - LIS
2 stops17h 35mVirgin Atlantic
Tue 11/311:15 amLIS - MSY
2 stops18h 12mVirgin Atlantic
Deal found 1/7$462
This Delta deal was found by Cheapflights users on 1/7. 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 10/212:20 pmMSY - LIS
1 stop14h 25mDelta
Thu 11/511:25 amLIS - MSY
2 stops30h 40mDelta
Deal found 1/7$472
This Iberia deal was found by Cheapflights users on 1/6. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:55 pmMSY - LIS
1 stop12h 50mMultiple Airlines
Thu 3/56:30 amLIS - MSY
2 stops22h 08mMultiple Airlines
Deal found 1/6$474
This KLM deal was found by Cheapflights users on 1/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:20 pmMSY - LIS
1 stop14h 25mMultiple Airlines
Mon 11/25:30 amLIS - MSY
2 stops18h 01mMultiple Airlines
Deal found 1/7$479
This oojo deal was found by Cheapflights users on 1/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:26 amMSY - LIS
2 stops21h 24mBritish Airways
Tue 3/37:05 amLIS - MSY
1 stop16h 50mBritish Airways
Deal found 1/8$480
This oojo deal was found by Cheapflights users on 1/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:55 pmMSY - LIS
1 stop12h 50mBritish Airways
Thu 3/57:00 amLIS - MSY
1 stop16h 55mBritish Airways
Deal found 1/6$482
This United Airlines deal was found by Cheapflights users on 1/6. 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 2/2712:34 pmMSY - LIS
1 stop13h 36mUnited Airlines
Tue 3/310:15 amLIS - MSY
1 stop14h 27mUnited Airlines
Deal found 1/6$483
This United Airlines deal was found by Cheapflights users on 1/6. 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.
Sat 2/218:00 amMSY - OPO
2 stops19h 30mUnited Airlines
Sat 2/286:00 amOPO - MSY
2 stops22h 38mUnited Airlines
Deal found 1/6$492
This Air France deal was found by Cheapflights users on 1/6. 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.
Thu 2/511:43 amMSY - OPO
2 stops16h 42mMultiple Airlines
Sun 2/85:00 amOPO - MSY
2 stops17h 09mMultiple Airlines
Deal found 1/6$493
This KLM deal was found by Cheapflights users on 1/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/44:32 pmMSY - FAO
2 stops33h 53mKLM
Fri 3/139:15 amFAO - MSY
2 stops28h 27mKLM
Deal found 1/6$498
This FlightHub deal was found by Cheapflights users on 1/6. 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.
Tue 3/1012:30 pmMSY - OPO
2 stops21h 15mLufthansa
Fri 3/206:00 amOPO - MSY
2 stops44h 46mLufthansa
Deal found 1/6$499

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisiana 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 January 8, 2026.
Use the filters below to find and compare flights from Louisiana to Portugal that are best for you.

Fly from

Louisiana

Fly to

Portugal

Route

Depart

Return

Price

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Tue 3/10

7:35 am-2:45 pm

2 stops26h 10m

Lisbon Humberto Delgado

Tue 3/24

7:05 am-6:55 pm

1 stop16h 50m

$455

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Thu 4/9

8:00 am-10:30 am

1 stop20h 30m

Lisbon Humberto Delgado

Sun 4/19

11:25 am-10:25 pm

2 stops41h 00m

$487

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Thu 2/26

10:35 am-9:30 am

2 stops16h 55m

Porto

Mon 3/2

6:00 am-10:38 pm

2 stops22h 38m

$492

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sat 2/21

8:00 am-9:30 am

2 stops19h 30m

Porto

Sat 2/28

6:00 am-10:38 pm

2 stops22h 38m

$492

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Thu 2/5

11:43 am-10:25 am

2 stops16h 42m

Porto

Sun 2/8

5:00 am-4:09 pm

2 stops17h 09m

$493

New OrleansFaro

MSY - FAO

MSYFAO

New Orleans Louis Armstrong

Wed 3/4

2:40 pm-8:25 am

2 stops35h 45m

Faro

Fri 3/13

9:15 am-8:42 am

2 stops28h 27m

$498

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 3/10

12:30 pm-2:45 pm

2 stops21h 15m

Porto

Fri 3/20

6:00 am-9:46 pm

2 stops44h 46m

$499

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Wed 3/4

2:40 pm-2:35 pm

2 stops17h 55m

Lisbon Humberto Delgado

Fri 3/13

5:30 am-9:56 pm

2 stops21h 26m

$501

Baton RougeLisbon

BTR - LIS

BTRLIS

Baton Rouge Ryan

Sun 2/15

4:08 pm-3:05 pm

2 stops16h 57m

Lisbon Humberto Delgado

Sun 2/22

8:20 am-9:32 pm

2 stops19h 12m

$502

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Sun 3/1

7:55 pm-9:00 am

1 stop31h 05m

Lisbon Humberto Delgado

Sun 3/15

6:30 pm-7:02 pm

2 stops29h 32m

$507

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 40 results
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Best time to book a flight from Louisiana to Portugal

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

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

Currently, November is the cheapest month in which you can book a flight from Louisiana to Portugal (average of $458). Flying from Louisiana to Portugal in August is currently the most expensive (average of $983). 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.

Related info for your journey

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

  • How long is the flight from Louisiana to Portugal?

    There are many flights that can get you from Louisiana to Portugal in 13h 36m. Fly via British Airways, United Airlines, or KLM to get the fastest option. There are 4511 mi between Louisiana and Portugal. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Louisiana to Portugal?

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

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

    Yes. Cheapflights offers flight deals from Louisiana 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 Louisiana to Portugal?

    Currently, November is the cheapest month in which you can book a flight from Louisiana to Portugal (average of $458). Flying from Louisiana to Portugal in August is currently the most expensive (average of $983). 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 Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Louisiana to Portugal

Discover the top 6 airlines that operate flights from Louisiana 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$505Average$1,151FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$588Average$976FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$592Average$891FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$613Average$1,199FlexibilityNo cancel feeOn-time71%
KLMCheapest$679Average$1,157FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$692Average$1,027FlexibilityNo cancel feeOn-time70%

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