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$724+ Cheap flights from Portugal to Louisiana

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — MSY
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Portugal to Louisiana

Keep the following information in mind while searching for Portugal to Louisiana flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$724
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$1,034
From Portugal to Louisiana
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($251 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Portugal to Louisiana

Cheapest flights from Portugal to Louisiana
Explore the most affordable flight options available from Portugal to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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.
vie. 11/711:05 amLIS - BTR
2 stops15h 45mAmerican Airlines
mar. 11/114:25 pmBTR - LIS
2 stops19h 15mAmerican Airlines
Deal found 9/13$724

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal to Louisiana 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Portugal to Louisiana that are best for you.

Fly from

Portugal

Fly to

Louisiana

Route

Depart

Return

Price

LisbonBaton Rouge

LIS - BTR

LISBTR

Lisbon Humberto Delgado

vie. 11/7

11:05 am-8:50 pm

2 stops15h 45m

Baton Rouge Ryan

mar. 11/11

4:25 pm-5:40 pm

2 stops19h 15m

$724

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Portugal to Louisiana

Have a flexible travel schedule? Discover the best time to fly to Louisiana from Portugal 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 Portugal to Louisiana
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Portugal to Louisiana. 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 Portugal to Louisiana?

    There are many flights that can get you from Portugal to Louisiana in 15h 45m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 4536 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Portugal to Louisiana (average of $256). Flying from Portugal to Louisiana 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

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