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 many operators does momondo search for flights from New Orleans Louis Armstrong Airport to Porto Airport?

The number of operators available for flights from New Orleans Louis Armstrong Airport to Porto Airport is 1 as of December 2025.

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.

$477 Cheap Flights from New Orleans to Porto in 2025/26

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Find the cheapest flights from New Orleans to Porto

Round-trip

One-way

Cheap round-trip flights

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12:30 pm - 9:30 am

MSY

OPO

16h 00m1 stop

6:00 am - 11:59 pm

OPO

MSY

22h 59m2 stops

$477Lufthansa

Tue, Mar 10 - Fri, Mar 20

12:30 pm - 9:30 am

MSY

OPO

16h 00m1 stop

6:00 am - 11:59 pm

OPO

MSY

22h 59m2 stops

$486Lufthansa

Tue, Mar 10 - Wed, Mar 18

7:00 am - 9:30 am

MSY

OPO

21h 30m2 stops

6:00 am - 10:31 pm

OPO

MSY

21h 31m2 stops

$491United Airlines

Mon, Mar 9 - Wed, Mar 18

12:30 pm - 9:30 am

MSY

OPO

16h 00m1 stop

12:35 pm - 11:59 pm

OPO

MSY

16h 24m1 stop

$495Lufthansa

Tue, Mar 10 - Wed, Mar 18

12:35 pm - 11:40 am

MSY

OPO

18h 05m2 stops

6:00 am - 11:59 pm

OPO

MSY

22h 59m2 stops

$506Lufthansa

Wed, Mar 11 - Fri, Mar 20

12:30 pm - 9:30 am

MSY

OPO

16h 00m1 stop

12:30 pm - 6:13 pm

OPO

MSY

34h 43m2 stops

$507Lufthansa

Tue, Mar 10 - Mon, Mar 23

9:37 am - 9:30 am

MSY

OPO

18h 53m2 stops

12:30 pm - 7:47 pm

OPO

MSY

36h 17m2 stops

$511United Airlines

Mon, Mar 9 - Mon, Mar 23

2:13 pm - 2:55 pm

MSY

OPO

19h 42m2 stops

12:35 pm - 11:59 pm

OPO

MSY

16h 24m1 stop

$515Lufthansa

Mon, Mar 9 - Wed, Mar 18

12:35 pm - 11:40 am

MSY

OPO

18h 05m2 stops

4:15 pm - 11:28 pm

OPO

MSY

36h 13m2 stops

$527Lufthansa

Wed, Mar 11 - Mon, Mar 23

7:55 pm - 7:15 pm

MSY

OPO

17h 20m1 stop

6:35 pm - 6:55 pm

OPO

MSY

29h 20m1 stop

$531British Airways

Sat, Mar 7 - Wed, Mar 18

Lufthansa flights from New Orleans to Porto

Our best Lufthansa deals on New Orleans to Porto flight tickets

Lufthansa

Mar 10

MSY12:30 pmNew Orleans Louis Armstrong

16h 00m

1 stop

OPO9:30 amPorto

Mar 20

OPO6:00 amPorto

22h 59m

2 stops

MSY11:59 pmNew Orleans Louis Armstrong

$477

Find similar

Lufthansa

Mar 10

MSY12:30 pmNew Orleans Louis Armstrong

16h 00m

1 stop

OPO9:30 amPorto

Mar 17

OPO6:00 amPorto

17h 45m

2 stops

MSY6:45 pmNew Orleans Louis Armstrong

$486

Find similar

Lufthansa

Mar 10

MSY12:30 pmNew Orleans Louis Armstrong

16h 00m

1 stop

OPO9:30 amPorto

Mar 18

OPO12:35 pmPorto

16h 24m

1 stop

MSY11:59 pmNew Orleans Louis Armstrong

$495

Find similar

United Airlines flights from New Orleans to Porto

Our best United Airlines deals on New Orleans to Porto flight tickets

United Airlines

Mar 9

MSY8:00 amNew Orleans Louis Armstrong

20h 30m

2 stops

OPO9:30 amPorto

Mar 19

OPO6:00 amPorto

36h 10m

2 stops

MSY1:10 pmNew Orleans Louis Armstrong

$491

Find similar

United Airlines

Mar 9

MSY9:37 amNew Orleans Louis Armstrong

18h 53m

2 stops

OPO9:30 amPorto

Mar 23

OPO12:30 pmPorto

36h 17m

2 stops

MSY7:47 pmNew Orleans Louis Armstrong

$511

Find similar

United Airlines

Jan 31

MSY2:26 pmNew Orleans Louis Armstrong

39h 14m

2 stops

OPO11:40 amPorto

Feb 7

OPO12:30 pmPorto

54h 39m

3 stops

MSY1:09 pmNew Orleans Louis Armstrong

$537

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 3/10

12:30 pm-9:30 am

1 stop16h 00m

Porto

Fri 3/20

6:00 am-11:59 pm

2 stops22h 59m

$477

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 3/10

12:30 pm-9:30 am

1 stop16h 00m

Porto

Wed 3/18

6:00 am-11:59 pm

2 stops22h 59m

$486

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Mon 3/9

7:00 am-9:30 am

2 stops21h 30m

Porto

Wed 3/18

6:00 am-10:31 pm

2 stops21h 31m

$491

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 3/10

12:30 pm-9:30 am

1 stop16h 00m

Porto

Wed 3/18

12:35 pm-11:59 pm

1 stop16h 24m

$495

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 3/11

12:35 pm-11:40 am

2 stops18h 05m

Porto

Fri 3/20

6:00 am-11:59 pm

2 stops22h 59m

$506

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 3/10

12:30 pm-9:30 am

1 stop16h 00m

Porto

Mon 3/23

12:30 pm-6:13 pm

2 stops34h 43m

$507

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Mon 3/9

9:37 am-9:30 am

2 stops18h 53m

Porto

Mon 3/23

12:30 pm-7:47 pm

2 stops36h 17m

$511

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Mon 3/9

2:13 pm-2:55 pm

2 stops19h 42m

Porto

Wed 3/18

12:35 pm-11:59 pm

1 stop16h 24m

$515

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 3/11

12:35 pm-11:40 am

2 stops18h 05m

Porto

Mon 3/23

4:15 pm-11:28 pm

2 stops36h 13m

$527

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sat 3/7

7:55 pm-7:15 pm

1 stop17h 20m

Porto

Wed 3/18

6:35 pm-6:55 pm

1 stop29h 20m

$531

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

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

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Thursday when prices can be found for as low as $574. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $1,186. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

At noon is the cheapest time of day to fly from New Orleans to Porto when you can find flight prices for as low as $611. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,152 on average. Flights to Porto from New Orleans in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You could potentially save up to 2% 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	15h 08m
Direct flights	None

The fastest flight from New Orleans to Porto takes 15h 08m

There are no direct flights from New Orleans to Porto. There are no popular flight routes from New Orleans to Porto.

Search flight deals

How far is New Orleans Louis Armstrong to Porto by plane?
Porto is 4474.5 mi away from New Orleans Louis Armstrong. 15h 08m 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 many operators does momondo search for flights from New Orleans Louis Armstrong Airport to Porto Airport?
The number of operators available for flights from New Orleans Louis Armstrong Airport to Porto Airport is 1 as of December 2025.
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.
What is the most popular airline from New Orleans to Porto?
momondo data reveals that the most frequently booked airline on the route from New Orleans to Porto is United Airlines, representing 100% of all bookings.

Best airlines flying from New Orleans to Porto

Compare and see reviews for airlines that fly from New Orleans to Porto with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $592	Free Cancellation	Rating 7.4 9,091 reviews		Search United Airlines flights

Vila Nova de Gaia

Coimbra

Braga

Aveiro

Matosinhos

Guimarães

Esposende

Lamego

Chaves

Viseu

Espinho

Ponte de Lima

Arcos de Valdevez

Pinhao

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.