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Cheap flights from New Orleans to Portugal from $435

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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from New Orleans to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
2:47 pm - 4:00 pm
MSY
-
OPO
19h 13m
2 stops
Iberia Logo
8:40 pm - 10:32 am
OPO
-
MSY
18h 52m
2 stops
$787Iberia
Tue, Oct 20 - Wed, Oct 28
Lufthansa Logo
3:38 pm - 11:20 am
MSY
-
OPO
37h 42m
2 stops
Lufthansa Logo
12:35 pm - 11:37 pm
OPO
-
MSY
16h 02m
1 stop
$849Lufthansa
Tue, Oct 20 - Wed, Oct 28
Delta Logo
10:19 am - 10:30 am
MSY
-
OPO
18h 11m
1 stop
Delta Logo
5:00 am - 6:45 pm
OPO
-
MSY
19h 45m
2 stops
$904Delta
Wed, Sep 16 - Wed, Sep 30
Multiple Airlines Logo
9:00 am - 7:00 am
MSY
-
OPO
16h 00m
2 stops
Multiple Airlines Logo
6:00 am - 10:50 am
OPO
-
MSY
34h 50m
2 stops
$906Multiple Airlines
Wed, Sep 16 - Wed, Sep 30
Lufthansa Logo
11:49 am - 9:45 am
MSY
-
OPO
15h 56m
1 stop
Lufthansa Logo
12:35 pm - 11:37 pm
OPO
-
MSY
16h 02m
1 stop
$908Lufthansa
Tue, Oct 20 - Wed, Oct 28
United Airlines Logo
6:00 am - 6:55 am
MSY
-
OPO
18h 55m
1 stop
United Airlines Logo
11:50 am - 5:58 pm
OPO
-
MSY
36h 08m
2 stops
$915United Airlines
Mon, Jul 13 - Thu, Jul 23
Multiple Airlines Logo
9:50 pm - 8:30 pm
MSY
-
OPO
16h 40m
1 stop
Multiple Airlines Logo
8:40 pm - 8:46 pm
OPO
-
MSY
30h 06m
2 stops
$916Multiple Airlines
Thu, Sep 24 - Mon, Oct 5
United Airlines Logo
10:10 am - 6:55 am
MSY
-
OPO
14h 45m
1 stop
United Airlines Logo
9:00 am - 5:58 pm
OPO
-
MSY
14h 58m
1 stop
$935United Airlines
Mon, Jul 13 - Thu, Jul 23
British Airways Logo
8:21 am - 5:40 pm
MSY
-
LIS
28h 19m
2 stops
British Airways Logo
12:55 pm - 12:14 am
LIS
-
MSY
40h 19m
2 stops
$937British Airways
Tue, Oct 27 - Sat, Oct 31
British Airways Logo
8:55 pm - 5:40 pm
MSY
-
LIS
15h 45m
1 stop
British Airways Logo
3:55 pm - 12:14 am
LIS
-
MSY
37h 19m
2 stops
$939British Airways
Tue, Oct 27 - Sat, Oct 31

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American Airlines flights from New Orleans to Portugal

Our best American Airlines deals on New Orleans to Portugal flight tickets
American Airlines
Oct 18
MSY9:50 pmNew Orleans Louis Armstrong
19h 15m
1 stop
LIS11:05 pmLisbon Humberto Delgado
Oct 25
LIS7:45 amLisbon Humberto Delgado
18h 01m
2 stops
MSY8:46 pmNew Orleans Louis Armstrong
$1,006
American Airlines
Oct 27
MSY8:55 pmNew Orleans Louis Armstrong
15h 45m
1 stop
LIS5:40 pmLisbon Humberto Delgado
Oct 31
LIS11:05 amLisbon Humberto Delgado
15h 50m
1 stop
MSY9:55 pmNew Orleans Louis Armstrong
$1,013
American Airlines
May 14
MSY11:45 amNew Orleans Louis Armstrong
15h 20m
1 stop
LIS9:05 amLisbon Humberto Delgado
May 19
LIS11:05 amLisbon Humberto Delgado
19h 06m
1 stop
MSY12:11 amNew Orleans Louis Armstrong
$1,401

Iberia flights from New Orleans to Portugal

Our best Iberia deals on New Orleans to Portugal flight tickets
Iberia
Oct 20
MSY2:47 pmNew Orleans Louis Armstrong
19h 13m
2 stops
OPO4:00 pmPorto
Oct 28
OPO8:40 pmPorto
18h 52m
2 stops
MSY10:32 amNew Orleans Louis Armstrong
$787
Iberia
Sep 24
MSY5:57 pmNew Orleans Louis Armstrong
31h 43m
2 stops
OPO7:40 amPorto
Oct 5
OPO8:40 pmPorto
32h 55m
2 stops
MSY11:35 pmNew Orleans Louis Armstrong
$923
Iberia
Oct 19
MSY5:57 pmNew Orleans Louis Armstrong
16h 08m
2 stops
LIS4:05 pmLisbon Humberto Delgado
Oct 25
LIS7:45 amLisbon Humberto Delgado
20h 50m
2 stops
MSY11:35 pmNew Orleans Louis Armstrong
$1,022

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 30, 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 OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 10/20

2:47 pm-4:00 pm

2 stops19h 13m

Porto

Wed 10/28

8:40 pm-10:32 am

2 stops18h 52m

$787

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 10/20

3:38 pm-11:20 am

2 stops37h 42m

Porto

Wed 10/28

12:35 pm-11:37 pm

1 stop16h 02m

$849

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 9/16

10:19 am-10:30 am

1 stop18h 11m

Porto

Wed 9/30

5:00 am-6:45 pm

2 stops19h 45m

$904

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

6:00 am-10:50 am

2 stops34h 50m

$906

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 10/20

11:49 am-9:45 am

1 stop15h 56m

Porto

Wed 10/28

12:35 pm-11:37 pm

1 stop16h 02m

$908

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Mon 7/13

6:00 am-6:55 am

1 stop18h 55m

Porto

Thu 7/23

11:50 am-5:58 pm

2 stops36h 08m

$915

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Thu 9/24

9:50 pm-8:30 pm

1 stop16h 40m

Porto

Mon 10/5

8:40 pm-8:46 pm

2 stops30h 06m

$916
Quickest round-trip

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Mon 7/13

10:10 am-6:55 am

1 stop14h 45m

Porto

Thu 7/23

9:00 am-5:58 pm

1 stop14h 58m

$935

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Tue 10/27

8:21 am-5:40 pm

2 stops28h 19m

Lisbon Humberto Delgado

Sat 10/31

12:55 pm-12:14 am

2 stops40h 19m

$937

New OrleansLisbon

MSY - LIS

MSYLIS

New Orleans Louis Armstrong

Tue 10/27

8:55 pm-5:40 pm

1 stop15h 45m

Lisbon Humberto Delgado

Sat 10/31

3:55 pm-12:14 am

2 stops37h 19m

$939

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 November. Flight prices, which tend to average around $458, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Portugal from New Orleans during February instead. Flights to Portugal in February, while not as cheap as those in November, still average around $480.

How far in advance should I book a flight from New Orleans 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 $1,021 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 8% 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

14h 25m

Direct flights

None
The fastest flight from New Orleans to Portugal takes 14h 25m
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
8,465 reviews
Search Delta flights
British AirwaysPriceFrom $517Free CancellationRating
6.7
7,937 reviews
Search British Airways flights
United AirlinesPriceFrom $610Free CancellationRating
7.4
9,677 reviews
Search United Airlines flights
KLMPriceFrom $679Free CancellationRating
7.8
1,512 reviews
Search KLM flights
American AirlinesPriceFrom $880Free CancellationRating
7.1
11,682 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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Find better results for your trip to Portugal

Popular cities in Portugal

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