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$317+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — LIS
abr. 30 — may. 71
mié. 4/30
mié. 5/7
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 abril 25, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$698
(United Airlines)

One-way from

$317
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,016
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. 21% potential increase in price ($281 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 abril 25, 2025.

This United Airlines deal was found by Cheapflights users on 4/25. 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.
mar. 10/147:00 amMSY - LIS
2 stops20h 20mUnited Airlines
mié. 10/2212:50 pmLIS - MSY
2 stops28h 07mUnited Airlines
Deal found 4/25$698
This KAYAK deal was found by Cheapflights users on 4/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/144:49 pmMSY - LIS
2 stops19h 06mBritish Airways
mié. 10/227:20 amLIS - MSY
1 stop18h 40mBritish Airways
Deal found 4/25$736
This Air Canada deal was found by Cheapflights users on 4/25. 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.
mar. 10/149:20 amMSY - LIS
3 stops18h 00mMultiple Airlines
mié. 10/227:55 pmLIS - MSY
2 stops45h 07mMultiple Airlines
Deal found 4/25$739
This Orbitz deal was found by Cheapflights users on 4/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/256:12 pmMSY - LIS
2 stops18h 53mIberia
vie. 10/318:45 pmLIS - MSY
2 stops18h 09mIberia
Deal found 4/25$766
This United Airlines deal was found by Cheapflights users on 4/25. 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.
mar. 9/235:00 amBTR - LIS
2 stops22h 20mUnited Airlines
vie. 10/312:50 pmLIS - BTR
2 stops36h 36mUnited Airlines
Deal found 4/25$797
This Booking.com deal was found by Cheapflights users on 4/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/2910:35 amMSY - LIS
2 stops16h 45mAir Canada
vie. 10/1012:50 pmLIS - MSY
1 stop28h 12mAir Canada
Deal found 4/24$806
This American Airlines deal was found by Cheapflights users on 4/25. 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.
mar. 10/145:57 amMSY - LIS
1 stop21h 08mAmerican Airlines
mié. 10/227:20 amLIS - MSY
1 stop18h 40mAmerican Airlines
Deal found 4/25$820
This Lufthansa deal was found by Cheapflights users on 4/23. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/111:55 amMSY - LIS
1 stop17h 10mLufthansa
lun. 10/64:20 pmLIS - MSY
2 stops31h 15mLufthansa
Deal found 4/23$842
This KLM deal was found by Cheapflights users on 4/25. 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.
sáb. 9/2011:10 amMSY - LIS
1 stop14h 50mKLM
vie. 10/310:00 amLIS - MSY
1 stop14h 51mKLM
Deal found 4/25$870
This Mytrip deal was found by Cheapflights users on 4/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/237:57 amMSY - FAO
3 stops28h 48mMultiple Airlines
mar. 5/276:20 amFAO - MSY
2 stops30h 42mMultiple Airlines
Deal found 4/25$1,010
This Delta deal was found by Cheapflights users on 4/23. 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.
jue. 10/22:20 pmMSY - LIS
1 stop14h 25mDelta
dom. 10/1212:45 pmLIS - MSY
1 stop31h 04mDelta
Deal found 4/23$1,083
This British Airways deal was found by Cheapflights users on 4/25. 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.
vie. 5/233:59 pmMSY - FAO
2 stops21h 06mBritish Airways
mar. 5/273:35 pmFAO - MSY
2 stops33h 11mBritish Airways
Deal found 4/25$1,089

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 abril 25, 2025.
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

mar. 10/14

7:00 am-9:20 am

2 stops20h 20m

Lisbon Humberto Delgado

mié. 10/22

12:50 pm-10:57 am

2 stops28h 07m

$698

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

mar. 10/14

4:49 pm-5:55 pm

2 stops19h 06m

Lisbon Humberto Delgado

mié. 10/22

7:20 am-8:00 pm

1 stop18h 40m

$736

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

mar. 10/14

9:20 am-9:20 am

3 stops18h 00m

Lisbon Humberto Delgado

mié. 10/22

7:55 pm-11:02 am

2 stops45h 07m

$739

Baton RougeLisbon

BTR - LIS

BTRLIS

Baton Rouge Ryan

mar. 9/23

5:00 am-9:20 am

2 stops22h 20m

Lisbon Humberto Delgado

vie. 10/3

12:50 pm-7:26 pm

2 stops36h 36m

$797

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

lun. 9/29

7:58 pm-9:20 am

2 stops31h 22m

Lisbon Humberto Delgado

vie. 10/10

11:25 am-11:02 am

2 stops29h 37m

$806

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

mar. 10/14

5:57 am-9:05 am

1 stop21h 08m

Lisbon Humberto Delgado

mié. 10/22

7:20 am-8:00 pm

1 stop18h 40m

$820

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

mié. 10/1

11:55 am-11:05 am

1 stop17h 10m

Lisbon Humberto Delgado

lun. 10/6

4:20 pm-5:35 pm

2 stops31h 15m

$842

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

sáb. 9/20

11:10 am-8:00 am

1 stop14h 50m

Lisbon Humberto Delgado

vie. 10/3

10:00 am-6:51 pm

1 stop14h 51m

$870

New OrleansFaro

MSY - FAO

MSYFAO

New Orleans Louis Armstrong

vie. 5/23

7:57 am-6:45 pm

3 stops28h 48m

Faro

mar. 5/27

6:20 am-7:02 am

2 stops30h 42m

$1,010

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

jue. 10/2

2:20 pm-10:45 am

1 stop14h 25m

Lisbon Humberto Delgado

dom. 10/12

12:45 pm-1:49 pm

1 stop31h 04m

$1,083

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 30 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, January is the cheapest month in which you can book a flight from Louisiana to Portugal (average of $612). Flying from Louisiana to Portugal in June is currently the most expensive (average of $1,203). 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 LA to PT?

Find hourly flight availability from Louisiana 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 abril 25, 2025.

When flying from Louisiana to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 abril 25, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Louisiana to Portugal by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,776 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Louisiana to Portugal one-way?

    One-way options have recently been found by users for as low as $597 on British Airways. Other airlines that offer cheap prices include Air Canada from $604 and KLM from $668 one-way.

  • 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, January is the cheapest month in which you can book a flight from Louisiana to Portugal (average of $612). Flying from Louisiana to Portugal in June is currently the most expensive (average of $1,203). 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 abril 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$540Average$733FlexibilityNo cancel feeOn-time75%
DeltaCheapest$540Average$1,186FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$613Average$1,204FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$633Average$1,036FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$670Average$1,007FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$1,187Average$1,983FlexibilityNo cancel feeOn-time76%

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