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Cheap flights from New Orleans to Porto from $334

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 Porto departing on 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from New Orleans to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
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
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
$905Delta
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
Air Canada Logo
7:00 am - 6:50 am
MSY
-
OPO
17h 50m
2 stops
Air Canada Logo
12:15 pm - 11:26 pm
OPO
-
MSY
17h 11m
2 stops
$928Air Canada
Sun, Jul 5 - Tue, Jul 21
Air Canada Logo
11:50 am - 7:00 am
MSY
-
OPO
37h 10m
2 stops
Air Canada Logo
12:15 pm - 8:46 am
OPO
-
MSY
26h 31m
3 stops
$944Air Canada
Sun, Jul 5 - Tue, Jul 21
United Airlines Logo
10:10 am - 9:45 am
MSY
-
OPO
17h 35m
1 stop
United Airlines Logo
12:10 pm - 9:49 pm
OPO
-
MSY
39h 39m
2 stops
$949United Airlines
Mon, Jul 13 - Mon, Jul 20
United Airlines Logo
6:00 am - 7:00 am
MSY
-
OPO
19h 00m
2 stops
United Airlines Logo
12:10 pm - 9:49 pm
OPO
-
MSY
39h 39m
2 stops
$953United Airlines
Mon, Jul 13 - Mon, Jul 20
British Airways Logo
9:55 pm - 8:35 pm
MSY
-
OPO
16h 40m
1 stop
British Airways Logo
8:55 pm - 8:05 pm
OPO
-
MSY
29h 10m
1 stop
$970British Airways
Sun, Jul 5 - Tue, Jul 21
Delta Logo
6:59 pm - 10:30 am
MSY
-
OPO
33h 31m
1 stop
Delta Logo
5:00 am - 3:49 pm
OPO
-
MSY
16h 49m
2 stops
$1,036Delta
Sun, Jul 5 - Tue, Jul 21
Multiple Airlines Logo
5:35 pm - 7:00 am
MSY
-
OPO
31h 25m
2 stops
Multiple Airlines Logo
10:10 am - 9:49 pm
OPO
-
MSY
41h 39m
2 stops
$1,071Multiple Airlines
Thu, Jul 2 - Mon, Jul 13

United Airlines flights from New Orleans to Porto

Our best United Airlines deals on New Orleans to Porto flight tickets
United Airlines
Jul 13
MSY10:10 amNew Orleans Louis Armstrong
17h 35m
1 stop
OPO9:45 amPorto
Jul 20
OPO12:10 pmPorto
39h 39m
2 stops
MSY9:49 pmNew Orleans Louis Armstrong
$949
United Airlines
Jul 13
MSY6:00 amNew Orleans Louis Armstrong
19h 00m
2 stops
OPO7:00 amPorto
Jul 20
OPO12:10 pmPorto
39h 39m
2 stops
MSY9:49 pmNew Orleans Louis Armstrong
$953
United Airlines
Jul 2
MSY7:39 pmNew Orleans Louis Armstrong
29h 16m
1 stop
OPO6:55 amPorto
Jul 13
OPO11:15 amPorto
40h 34m
2 stops
MSY9:49 pmNew Orleans Louis Armstrong
$1,112

Lufthansa flights from New Orleans to Porto

Our best Lufthansa deals on New Orleans to Porto flight tickets
Lufthansa
Jul 2
MSY7:39 pmNew Orleans Louis Armstrong
29h 16m
1 stop
OPO6:55 amPorto
Jul 13
OPO9:00 amPorto
14h 58m
1 stop
MSY5:58 pmNew Orleans Louis Armstrong
$1,271
Lufthansa
Jun 9
MSY11:42 amNew Orleans Louis Armstrong
29h 43m
2 stops
OPO11:25 pmPorto
Jun 18
OPO6:20 amPorto
22h 26m
2 stops
MSY10:46 pmNew Orleans Louis Armstrong
$1,288
Lufthansa
Jul 13
MSY10:10 amNew Orleans Louis Armstrong
14h 45m
1 stop
OPO6:55 amPorto
Jul 20
OPO9:00 amPorto
14h 58m
1 stop
MSY5:58 pmNew Orleans Louis Armstrong
$1,383

momondo Fare Finder

 
Customize your flight search to find flights from New Orleans to Porto 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 May 19, 2026.
Use the filters below to find and compare flights from New Orleans to Porto 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

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

10:19 am-10:30 am

1 stop18h 11m

Porto

Wed 9/30

5:00 am-6:45 pm

2 stops19h 45m

$905

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
Quickest round-trip

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sun 7/5

7:00 am-6:50 am

2 stops17h 50m

Porto

Tue 7/21

12:15 pm-11:26 pm

2 stops17h 11m

$928

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sun 7/5

11:50 am-7:00 am

2 stops37h 10m

Porto

Tue 7/21

12:15 pm-8:46 am

3 stops26h 31m

$944

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Mon 7/13

10:10 am-9:45 am

1 stop17h 35m

Porto

Mon 7/20

12:10 pm-9:49 pm

2 stops39h 39m

$949

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Mon 7/13

6:00 am-7:00 am

2 stops19h 00m

Porto

Mon 7/20

12:10 pm-9:49 pm

2 stops39h 39m

$953

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sun 7/5

9:55 pm-8:35 pm

1 stop16h 40m

Porto

Tue 7/21

8:55 pm-8:05 pm

1 stop29h 10m

$970

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sun 7/5

6:59 pm-10:30 am

1 stop33h 31m

Porto

Tue 7/21

5:00 am-3:49 pm

2 stops16h 49m

$1,036

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Thu 7/2

5:35 pm-7:00 am

2 stops31h 25m

Porto

Mon 7/13

10:10 am-9:49 pm

2 stops41h 39m

$1,071

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from New Orleans to Porto

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

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

You could potentially save up to 36% on your flight if you consider stops on a New Orleans to Porto flight.

When to book flights from New Orleans to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from New Orleans to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New Orleans to Porto (MSY to OPO) flight deals and tips

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

Fastest flight time

16h 46m

Direct flights

None
The fastest flight from New Orleans to Porto takes 16h 46m
There are no direct flights from New Orleans to Porto. There are no popular flight routes from New Orleans to Porto.
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Frequently asked questions about flying from New Orleans to Porto

  • How far is New Orleans Louis Armstrong to Porto by plane?

    Porto is 4474.5 mi away from New Orleans Louis Armstrong. 16h 46m is a normal flight duration for this route.

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

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

  • How old do you have to be to fly from New Orleans Louis Armstrong Airport to Porto Airport?

    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 Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents required for your trip to Porto Airport 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 Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Lamego
Esposende
Chaves
Pinhao
Espinho
Guimarães
Arcos de Valdevez
Viseu
Ponte de Lima
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

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

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 New Orleans to Porto for you.

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

Yes. momondo enables you to select and highlight flights to Porto from New Orleans with this policy.

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

Once you have performed a search for New Orleans to Porto 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 New Orleans to Porto right now. Can momondo alert me if prices change?

Price alerts on flights to Porto from New Orleans are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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