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Cheap flights from New Orleans to Portugal from $432

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Orleans to Portugal departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from New Orleans to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
11:26 am - 8:00 am
MSY
-
LIS
14h 34m
1 stop
KLM Logo
11:55 am - 11:35 pm
LIS
-
MSY
17h 40m
2 stops
$750KLM
Wed, Apr 29 - Tue, May 5
Delta Logo
11:26 am - 11:15 am
MSY
-
LIS
17h 49m
2 stops
Delta Logo
11:55 am - 11:35 pm
LIS
-
MSY
17h 40m
2 stops
$754Delta
Wed, Apr 29 - Tue, May 5
KLM Logo
11:26 am - 8:00 am
MSY
-
LIS
14h 34m
1 stop
KLM Logo
10:00 am - 7:00 pm
LIS
-
MSY
15h 00m
1 stop
$760KLM
Wed, Apr 29 - Tue, May 5
Delta Logo
11:26 am - 11:15 am
MSY
-
LIS
17h 49m
2 stops
Delta Logo
10:00 am - 7:00 pm
LIS
-
MSY
15h 00m
1 stop
$765Delta
Wed, Apr 29 - Tue, May 5
KLM Logo
11:26 am - 8:00 am
MSY
-
LIS
14h 34m
1 stop
KLM Logo
11:55 am - 11:35 pm
LIS
-
MSY
17h 40m
2 stops
$799KLM
Wed, Apr 29 - Tue, May 5
Iberia Logo
9:59 am - 4:05 pm
MSY
-
LIS
24h 06m
2 stops
Iberia Logo
6:35 am - 11:22 pm
LIS
-
MSY
22h 47m
2 stops
$867Iberia
Sat, May 9 - Sat, May 16
United Airlines Logo
8:00 am - 9:20 am
MSY
-
LIS
19h 20m
2 stops
United Airlines Logo
10:25 am - 6:49 pm
LIS
-
MSY
14h 24m
1 stop
$871United Airlines
Sat, May 9 - Sat, May 16
Air Canada Logo
9:00 am - 7:00 am
MSY
-
OPO
16h 00m
2 stops
Air Canada Logo
12:45 pm - 6:03 pm
OPO
-
MSY
35h 18m
2 stops
$957Air Canada
Wed, Sep 16 - Wed, Sep 30
Air Canada Logo
7:00 am - 7:00 am
MSY
-
OPO
18h 00m
2 stops
Air Canada Logo
12:15 pm - 10:46 pm
OPO
-
MSY
40h 31m
2 stops
$1,027Air Canada
Wed, Jul 22 - Sun, Jul 26
United Airlines Logo
12:17 pm - 9:10 am
MSY
-
FAO
14h 53m
2 stops
United Airlines Logo
11:40 am - 8:46 am
FAO
-
MSY
27h 06m
2 stops
$1,281United Airlines
Mon, May 25 - Mon, Jun 1

United Airlines flights from New Orleans to Portugal

Our best United Airlines deals on New Orleans to Portugal flight tickets
United Airlines
Apr 16
MSY7:00 amNew Orleans Louis Armstrong
21h 30m
2 stops
LIS10:30 amLisbon Humberto Delgado
Apr 21
LIS11:25 amLisbon Humberto Delgado
38h 19m
2 stops
MSY7:44 pmNew Orleans Louis Armstrong
$795
United Airlines
May 9
MSY8:00 amNew Orleans Louis Armstrong
19h 20m
2 stops
LIS9:20 amLisbon Humberto Delgado
May 16
LIS10:25 amLisbon Humberto Delgado
14h 24m
1 stop
MSY6:49 pmNew Orleans Louis Armstrong
$871
United Airlines
Apr 24
MSY2:26 pmNew Orleans Louis Armstrong
35h 54m
2 stops
LIS8:20 amLisbon Humberto Delgado
May 2
LIS10:25 amLisbon Humberto Delgado
15h 19m
2 stops
MSY7:44 pmNew Orleans Louis Armstrong
$876

British Airways flights from New Orleans to Portugal

Our best British Airways deals on New Orleans to Portugal flight tickets
British Airways
Apr 24
MSY9:45 pmNew Orleans Louis Armstrong
30h 20m
1 stop
LIS10:05 amLisbon Humberto Delgado
May 2
LIS4:25 pmLisbon Humberto Delgado
33h 35m
1 stop
MSY8:00 pmNew Orleans Louis Armstrong
$891
British Airways
Sep 6
MSY9:50 pmNew Orleans Louis Armstrong
19h 15m
1 stop
LIS11:05 pmLisbon Humberto Delgado
Sep 16
LIS7:20 amLisbon Humberto Delgado
18h 40m
1 stop
MSY8:00 pmNew Orleans Louis Armstrong
$963
British Airways
Sep 16
MSY9:50 pmNew Orleans Louis Armstrong
14h 05m
1 stop
LIS5:55 pmLisbon Humberto Delgado
Sep 25
LIS7:20 amLisbon Humberto Delgado
18h 40m
1 stop
MSY8:00 pmNew Orleans Louis Armstrong
$964

momondo 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, momondo users made 832,500 searches. Data last updated April 14, 2026.
Use the filters below to find and compare flights from New Orleans to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Wed 4/29

11:26 am-8:00 am

1 stop14h 34m

Lisbon Humberto Delgado

Tue 5/5

11:55 am-11:35 pm

2 stops17h 40m

$750

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Wed 4/29

11:26 am-11:15 am

2 stops17h 49m

Lisbon Humberto Delgado

Tue 5/5

11:55 am-11:35 pm

2 stops17h 40m

$754
Quickest round-trip

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Wed 4/29

11:26 am-8:00 am

1 stop14h 34m

Lisbon Humberto Delgado

Tue 5/5

10:00 am-7:00 pm

1 stop15h 00m

$760

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Wed 4/29

11:26 am-11:15 am

2 stops17h 49m

Lisbon Humberto Delgado

Tue 5/5

10:00 am-7:00 pm

1 stop15h 00m

$765

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Wed 4/29

11:26 am-8:00 am

1 stop14h 34m

Lisbon Humberto Delgado

Tue 5/5

11:55 am-11:35 pm

2 stops17h 40m

$799

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Sat 5/9

9:59 am-4:05 pm

2 stops24h 06m

Lisbon Humberto Delgado

Sat 5/16

6:35 am-11:22 pm

2 stops22h 47m

$867

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Sat 5/9

8:00 am-9:20 am

2 stops19h 20m

Lisbon Humberto Delgado

Sat 5/16

10:25 am-6:49 pm

1 stop14h 24m

$871

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 9/16

9:00 am-7:00 am

2 stops16h 00m

Porto

Wed 9/30

12:45 pm-6:03 pm

2 stops35h 18m

$957

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 7/22

7:00 am-7:00 am

2 stops18h 00m

Porto

Sun 7/26

12:15 pm-10:46 pm

2 stops40h 31m

$1,027

New OrleansFaro

MSY - FAO

MSYFAO

New Orleans Louis Armstrong

Mon 5/25

12:17 pm-9:10 am

2 stops14h 53m

Faro

Mon 6/1

11:40 am-8:46 am

2 stops27h 06m

$1,281

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portugal from

How to get the cheapest flight ticket from New Orleans 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

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from New Orleans is in February. Flight prices, which tend to average around $639, 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 New Orleans during March instead. Flights to Portugal in March, while not as cheap as those in February, still average around $784.

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from New Orleans when booking week ahead of your departure date. In general, you can expect to find flights to Portugal for around $1,025 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from New Orleans for as low as $663 on momondo.

Can stopping save me money on New Orleans to Portugal flights?

You could potentially save up to 24% on your flight if you consider stops on a New Orleans to Portugal flight.

Cheap New Orleans to Portugal flight deals and tips

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

Fastest flight time

13h 40m

Direct flights

None
The fastest flight from New Orleans to Portugal takes 13h 40m
There are no direct flights from New Orleans to Portugal. There are no popular flight routes from New Orleans to Portugal.
Search flight deals

Frequently asked questions about flying from New Orleans to Portugal

  • When did momondo last update prices for flights from New Orleans Louis Armstrong Airport to Portugal?

    Prices for flights from New Orleans Louis Armstrong Airport to Portugal refresh daily.

  • How many operators does momondo search for flights from New Orleans Louis Armstrong Airport to Portugal?

  • How old do you have to be to fly from New Orleans Louis Armstrong Airport 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 New Orleans Louis Armstrong Airport to Portugal.

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

    The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from New Orleans to Portugal

Compare and see reviews for airlines that fly from New Orleans to Portugal with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $458Free CancellationRating
7.9
8,408 reviews
Search Delta flights
British AirwaysPriceFrom $550Free CancellationRating
6.7
7,882 reviews
Search British Airways flights
United AirlinesPriceFrom $610Free CancellationRating
7.4
9,581 reviews
Search United Airlines flights
KLMPriceFrom $679Free CancellationRating
7.8
1,496 reviews
Search KLM flights
American AirlinesPriceFrom $880Free CancellationRating
7.1
11,572 reviews
Search American Airlines flights

Why use momondo?

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

It is quick and easy to find New Orleans to Portugal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portugal that suits you.

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

Yes. All flights to Portugal from New Orleans on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from New Orleans to Portugal?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portugal from New Orleans.

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

Yes momondo offers price alerts on flights to Portugal from New Orleans. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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