What is the cheapest airline that flies from Louisiana to Portugal?

British Airways, American Airlines, and United Airlines are the most popular carriers operating from Louisiana to Portugal

What airlines fly to Portugal?

Delta, United Airlines and British Airways are the top three most popular airlines that fly to Portugal from Louisiana according to our data. Delta is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 6 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

How long is the flight from Louisiana to Portugal?

Average flight duration from Louisiana to Portugal depends on which airport you fly into and out of. Flying from New Orleans to Lisbon is 13h on average, while flying from Baton Rouge to Lisbon is 23h 40m on average. Lisbon is the most popular airport in Portugal.

When did momondo last update prices for flights from Louisiana to Portugal?

Prices for flights from Louisiana to Portugal refresh daily.

How many operators does momondo search for flights from Louisiana to Portugal?

The number of operators available for flights from Louisiana to Portugal is 6 as of November 2026.

How old do you have to be to fly from Louisiana to Portugal?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisiana to Portugal.

What documentation or ID do you need to fly to Portugal?

The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$375 Cheap Flights from Louisiana to Portugal in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisiana to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:25 am - 8:00 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

14h 35m1 stop New York John F Kennedy Intl

10:00 am - 10:26 amLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

30h 26m1 stop New York John F Kennedy Intl

$683Virgin Atlantic

Mon, Feb 8 - Thu, Feb 18

11:14 am - 8:00 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

14h 46m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

10:00 am - 10:20 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

18h 20m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$683Virgin Atlantic

Mon, Feb 8 - Thu, Feb 18

8:00 am - 9:30 amMSY New Orleans Louis Armstrong-OPO Porto

19h 30m1 stop Newark

6:00 am - 7:44 pmOPO Porto-MSY New Orleans Louis Armstrong

19h 44m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$721United Airlines

Sun, Feb 28 - Wed, Mar 3

8:00 am - 9:30 amMSY New Orleans Louis Armstrong-OPO Porto

19h 30m1 stop Newark

6:00 am - 7:44 pmOPO Porto-MSY New Orleans Louis Armstrong

19h 44m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$722United Airlines

Sun, Feb 28 - Wed, Mar 3

7:55 pm - 5:50 pmMSY New Orleans Louis Armstrong-OPO Porto

15h 55m1 stop London Heathrow

8:20 am - 10:59 pmOPO Porto-MSY New Orleans Louis Armstrong

20h 39m2 stops Madrid Barajas Washington, D.C. Dulles Intl

$768British Airways

Tue, Jan 26 - Tue, Feb 9

7:55 pm - 9:50 pmMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

19h 55m1 stop London Heathrow

7:05 am - 5:50 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

16h 45m1 stop London Heathrow

$768British Airways

Tue, Mar 2 - Tue, Mar 9

3:07 pm - 9:00 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

11h 53m1 stop Boston Logan Intl

5:00 am - 8:11 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

21h 11m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$773Delta

Mon, Dec 28 - Wed, Jan 13

6:30 am - 10:35 amMSY New Orleans Louis Armstrong-OPO Porto

22h 05m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

11:15 am - 11:20 pmOPO Porto-MSY New Orleans Louis Armstrong

18h 05m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$775Delta

Tue, Jan 26 - Tue, Feb 9

1:52 pm - 9:05 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

13h 13m1 stop Philadelphia

11:05 am - 10:29 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

17h 24m1 stop Philadelphia

$790American Airlines

Tue, Mar 2 - Tue, Mar 9

8:55 pm - 5:45 pmMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

15h 50m1 stop London Heathrow

11:05 am - 10:29 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

16h 24m1 stop Philadelphia

$847American Airlines

Tue, Mar 16 - Wed, Mar 24

Cheap last minute flights

Enter your travel dates to find the best prices.

9:07 pm - 5:35 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

26h 28m2 stops Orlando Washington, D.C. Dulles Intl

2:20 pm - 7:11 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

34h 51m1 stop Orlando

$1,302Multiple Airlines

Sun, Nov 15 - Thu, Nov 19

12:50 pm - 10:05 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

15h 15m1 stop Washington, D.C. Dulles Intl

11:20 am - 9:43 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

40h 23m2 stops Toronto Pearson Intl Houston George Bush Intcntl

$1,315United Airlines

Sun, Nov 15 - Wed, Nov 18

5:00 am - 8:10 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

21h 10m2 stops Houston George Bush Intcntl Newark

11:20 am - 7:58 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

38h 38m2 stops Toronto Pearson Intl Houston George Bush Intcntl

$1,320United Airlines

Sun, Nov 15 - Wed, Nov 18

12:50 pm - 10:05 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

15h 15m1 stop Washington, D.C. Dulles Intl

11:20 am - 10:23 amLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

29h 03m1 stop Toronto Pearson Intl

$1,328Multiple Airlines

Sun, Nov 15 - Wed, Nov 18

12:50 pm - 10:05 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

15h 15m1 stop Washington, D.C. Dulles Intl

10:15 am - 11:59 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

19h 44m1 stop Newark

$1,330United Airlines

Sun, Nov 15 - Thu, Nov 19

8:00 am - 8:05 pmMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

30h 05m2 stops Miami Madrid Barajas

12:30 pm - 11:59 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

17h 29m2 stops Madrid Barajas Miami

$1,341Iberia

Sun, Nov 15 - Thu, Nov 19

9:08 am - 10:30 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

19h 22m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

5:00 am - 4:13 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

17h 13m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,843Delta

Fri, Nov 20 - Sat, Nov 28

11:29 am - 10:30 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

17h 01m2 stops New York John F Kennedy Intl Amsterdam Schiphol

11:30 am - 11:59 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

18h 29m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,843Delta

Fri, Nov 20 - Sat, Nov 28

7:54 pm - 8:10 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

30h 16m1 stop Newark

5:00 am - 5:48 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

18h 48m2 stops Frankfurt am Main Houston George Bush Intcntl

$1,865Lufthansa

Fri, Nov 20 - Sat, Nov 28

7:54 pm - 8:10 amMSY New Orleans Louis Armstrong-LIS Lisbon Humberto Delgado

30h 16m1 stop Newark

5:00 am - 9:32 pmLIS Lisbon Humberto Delgado-MSY New Orleans Louis Armstrong

22h 32m2 stops Frankfurt am Main Denver Intl

$1,868Lufthansa

Fri, Nov 20 - Sat, Nov 28

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Virgin Atlantic flights from Louisiana to Portugal

Our best Virgin Atlantic deals on Louisiana to Portugal flight tickets

Virgin Atlantic

Feb 8

MSY11:25 amNew Orleans Louis Armstrong

14h 35m

1 stop

LIS8:00 amLisbon Humberto Delgado

Feb 18

LIS10:00 amLisbon Humberto Delgado

19h 39m

2 stops

MSY11:39 pmNew Orleans Louis Armstrong

$683

Virgin Atlantic

Feb 8

MSY11:25 amNew Orleans Louis Armstrong

14h 35m

1 stop

LIS8:00 amLisbon Humberto Delgado

Feb 18

LIS10:00 amLisbon Humberto Delgado

19h 39m

2 stops

MSY11:39 pmNew Orleans Louis Armstrong

$686

Delta flights from Louisiana to Portugal

Our best Delta deals on Louisiana to Portugal flight tickets

Delta

Dec 28

MSY3:07 pmNew Orleans Louis Armstrong

11h 53m

1 stop

LIS9:00 amLisbon Humberto Delgado

Jan 13

LIS5:00 amLisbon Humberto Delgado

21h 11m

2 stops

MSY8:11 pmNew Orleans Louis Armstrong

$773

Delta

Jan 26

MSY6:30 amNew Orleans Louis Armstrong

22h 05m

2 stops

OPO10:35 amPorto

Feb 9

OPO11:15 amPorto

18h 05m

2 stops

MSY11:20 pmNew Orleans Louis Armstrong

$775

Delta

Feb 6

MSY7:59 pmNew Orleans Louis Armstrong

30h 01m

1 stop

LIS8:00 amLisbon Humberto Delgado

Feb 14

LIS10:00 amLisbon Humberto Delgado

14h 56m

1 stop

MSY6:56 pmNew Orleans Louis Armstrong

$846

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansLisbon

MSY New Orleans Louis Armstrong - LIS Lisbon Humberto Delgado

MSYLIS

New Orleans Louis Armstrong

Mon 2/8

11:25 am-8:00 am

1 stop14h 35m

Lisbon Humberto Delgado

Thu 2/18

10:00 am-10:26 am

1 stop30h 26m

$683

New OrleansLisbon

MSY New Orleans Louis Armstrong - LIS Lisbon Humberto Delgado

MSYLIS

New Orleans Louis Armstrong

Mon 2/8

11:14 am-8:00 am

2 stops14h 46m

Lisbon Humberto Delgado

Thu 2/18

10:00 am-10:20 pm

2 stops18h 20m

$683

New OrleansPorto

MSY New Orleans Louis Armstrong - OPO Porto

MSYOPO

New Orleans Louis Armstrong

Sun 2/28

8:00 am-9:30 am

1 stop19h 30m

Porto

Wed 3/3

6:00 am-7:44 pm

2 stops19h 44m

$721

New OrleansPorto

MSY New Orleans Louis Armstrong - OPO Porto

MSYOPO

New Orleans Louis Armstrong

Sun 2/28

8:00 am-9:30 am

1 stop19h 30m

Porto

Wed 3/3

6:00 am-7:44 pm

2 stops19h 44m

$722

New OrleansPorto

MSY New Orleans Louis Armstrong - OPO Porto

MSYOPO

New Orleans Louis Armstrong

Tue 1/26

7:55 pm-5:50 pm

1 stop15h 55m

Porto

Tue 2/9

8:20 am-10:59 pm

2 stops20h 39m

$768

New OrleansLisbon

MSY New Orleans Louis Armstrong - LIS Lisbon Humberto Delgado

MSYLIS

New Orleans Louis Armstrong

Tue 3/2

7:55 pm-9:50 pm

1 stop19h 55m

Lisbon Humberto Delgado

Tue 3/9

7:05 am-5:50 pm

1 stop16h 45m

$768

New OrleansLisbon

MSY New Orleans Louis Armstrong - LIS Lisbon Humberto Delgado

MSYLIS

New Orleans Louis Armstrong

Mon 12/28

3:07 pm-9:00 am

1 stop11h 53m

Lisbon Humberto Delgado

Wed 1/13

5:00 am-8:11 pm

2 stops21h 11m

$773

New OrleansPorto

MSY New Orleans Louis Armstrong - OPO Porto

MSYOPO

New Orleans Louis Armstrong

Tue 1/26

6:30 am-10:35 am

2 stops22h 05m

Porto

Tue 2/9

11:15 am-11:20 pm

2 stops18h 05m

$775

Quickest round-trip

New OrleansLisbon

MSY New Orleans Louis Armstrong - LIS Lisbon Humberto Delgado

MSYLIS

New Orleans Louis Armstrong

Tue 3/2

1:52 pm-9:05 am

1 stop13h 13m

Lisbon Humberto Delgado

Tue 3/9

11:05 am-10:29 pm

1 stop17h 24m

$790

New OrleansLisbon

MSY New Orleans Louis Armstrong - LIS Lisbon Humberto Delgado

MSYLIS

New Orleans Louis Armstrong

Tue 3/16

8:55 pm-5:45 pm

1 stop15h 50m

Lisbon Humberto Delgado

Wed 3/24

11:05 am-10:29 pm

1 stop16h 24m

$847

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisiana to Portugal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Louisiana is in February. Flight prices, which tend to average around $657, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Louisiana during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $779.

Can stopping save me money on Louisiana to Portugal flights?

You could potentially save up to 14% on your flight if you consider stops on a Louisiana to Portugal flight.

Cheap Louisiana to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisiana to Portugal

Best Price Found	$375
Fastest flight time	13h 00m
Direct flights	None

The best one-way flight to Portugal from Louisiana in the past 72 hours is $375. The best round-trip flight deal from Louisiana to Portugal found on momondo in the last 72 hours is $683.

The fastest flight from Louisiana to Portugal takes 13h 00m

There are no direct flights from Louisiana to Portugal. There are no popular flight routes from Louisiana to Portugal.

Search flight deals

Frequently asked questions about flying from Louisiana to Portugal

When did momondo last update prices for flights from Louisiana to Portugal?
Prices for flights from Louisiana to Portugal refresh daily.
How many operators does momondo search for flights from Louisiana to Portugal?
The number of operators available for flights from Louisiana to Portugal is 6 as of November 2026.
How old do you have to be to fly from Louisiana to Portugal?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisiana to Portugal.
What documentation or ID do you need to fly to Portugal?
The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Louisiana to Portugal

Compare and see reviews for airlines that fly from Louisiana to Portugal with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $505	Free Cancellation	Rating 7.8 8,716 reviews	Search Delta flights
British Airways	PriceFrom $517	Free Cancellation	Rating 6.7 8,279 reviews	Search British Airways flights
United Airlines	PriceFrom $549	Free Cancellation	Rating 7.3 10,495 reviews	Search United Airlines flights
Lufthansa	PriceFrom $679	Free Cancellation	Rating 6.8 8,295 reviews	Search Lufthansa flights
KLM	PriceFrom $679	Free Cancellation	Rating 7.8 1,597 reviews	Search KLM flights
American Airlines	PriceFrom $830	Free Cancellation	Rating 7.0 12,235 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Louisiana to Portugal?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Louisiana to Portugal for you.

Can I find flights from Louisiana to Portugal with flexible booking policies on momondo?

Flights from Louisiana to Portugal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Louisiana to Portugal?

Once you have performed a search for Louisiana to Portugal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Louisiana to Portugal right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Louisiana to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.

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Popular cities

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Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $367

Flights to Portofrom $516

Flights to Funchalfrom $524

Flights to Farofrom $553

Flights to Ponta Delgadafrom $442

Flights to Lajesfrom $312

Flights to Hortafrom $431

Flights to Pico Islandfrom $585

Flights to Porto Santofrom $854

Flights to Velasfrom $693

Cheap flights from Louisiana to Portugal from $375

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to Portugal departing on 3/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Louisiana to Portugal

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Cheap last minute flights

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Virgin Atlantic flights from Louisiana to Portugal

Our best Virgin Atlantic deals on Louisiana to Portugal flight tickets

Delta flights from Louisiana to Portugal

Our best Delta deals on Louisiana to Portugal flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Louisiana to Portugal that are best for you.

See travel insights to Portugal from

How to get the cheapest flight ticket from Louisiana to Portugal

What is the cheapest month to fly to Portugal?

Can stopping save me money on Louisiana to Portugal flights?

What is the cheapest airline that flies from Louisiana to Portugal?

What airlines fly to Portugal?

How long is the flight from Louisiana to Portugal?

Cheap Louisiana to Portugal flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Louisiana to Portugal

Best airlines flying from Louisiana to Portugal

Compare and see reviews for airlines that fly from Louisiana to Portugal with momondo

Why use momondo?

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Louisiana flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year