When did momondo last update prices for flights from Louisiana to Porto Airport?

Prices for flights from Louisiana to Porto Airport refresh daily.

How many operators does momondo search for flights from Louisiana to Porto Airport?

The number of operators available for flights from Louisiana to Porto Airport is 1 as of August 2025.

How old do you have to be to fly from Louisiana to Porto Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisiana to Porto Airport.

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

The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$593 Cheap Flights from Louisiana to Porto in 2025

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Find the cheapest flights from Louisiana to Porto

Round-trip

One-way

Cheap round-trip flights

8:00 am - 9:30 amMSY-OPO

19h 30m2 stops

6:00 am - 9:41 amOPO-MSY

33h 41m2 stops

$593United Airlines

Find Deal

mar., nov. 4 - jue., nov. 13

2:14 pm - 10:25 pmMSY-OPO

26h 11m2 stops

12:35 pm - 11:44 pmOPO-MSY

17h 09m1 stop

$686Lufthansa

Find Deal

mar., nov. 4 - jue., nov. 13

2:38 pm - 9:00 pmMSY-OPO

24h 22m3 stops

10:30 pm - 7:44 pmOPO-MSY

27h 14m2 stops

$696

Find Deal

vie., sep. 26 - dom., sep. 28

2:38 pm - 9:00 pmMSY-OPO

24h 22m3 stops

9:15 am - 7:44 pmOPO-MSY

40h 29m3 stops

$702

Find Deal

vie., sep. 26 - dom., sep. 28

8:00 am - 9:50 pmMSY-OPO

31h 50m2 stops

10:30 pm - 7:44 pmOPO-MSY

27h 14m2 stops

$727

Find Deal

vie., sep. 26 - dom., sep. 28

11:55 am - 10:50 pmMSY-OPO

28h 55m2 stops

12:35 pm - 11:44 pmOPO-MSY

16h 09m1 stop

$767Lufthansa

Find Deal

lun., oct. 20 - lun., oct. 27

12:25 pm - 9:30 amMSY-OPO

15h 05m1 stop

12:35 pm - 11:44 pmOPO-MSY

17h 09m1 stop

$790Lufthansa

Find Deal

mar., nov. 4 - jue., nov. 13

5:20 am - 10:30 amMSY-OPO

23h 10m2 stops

7:00 am - 7:44 pmOPO-MSY

18h 44m2 stops

$811

Find Deal

lun., sep. 15 - lun., sep. 22

5:20 am - 9:00 amMSY-OPO

21h 40m3 stops

7:00 am - 7:44 pmOPO-MSY

18h 44m2 stops

$830

Find Deal

lun., sep. 15 - lun., sep. 22

12:21 pm - 10:55 amMSY-OPO

16h 34m1 stop

6:05 pm - 11:36 amOPO-MSY

23h 31m1 stop

$1,092TAP AIR PORTUGAL

Find Deal

lun., sep. 15 - lun., sep. 22

Lufthansa flights from Louisiana to Porto

Our best Lufthansa deals on Louisiana to Porto flight tickets

Lufthansa

Nov 4

MSY2:14 pmNew Orleans Louis Armstrong

26h 11m

2 stops

OPO10:25 pmPorto

Nov 13

OPO12:35 pmPorto

17h 09m

1 stop

MSY11:44 pmNew Orleans Louis Armstrong

$686

Find similar

Lufthansa

Oct 20

MSY11:55 amNew Orleans Louis Armstrong

28h 55m

2 stops

OPO10:50 pmPorto

Oct 27

OPO12:35 pmPorto

16h 09m

1 stop

MSY11:44 pmNew Orleans Louis Armstrong

$767

Find similar

Lufthansa

Nov 4

MSY12:25 pmNew Orleans Louis Armstrong

15h 05m

1 stop

OPO9:30 amPorto

Nov 13

OPO12:35 pmPorto

17h 09m

1 stop

MSY11:44 pmNew Orleans Louis Armstrong

$790

Find similar

United Airlines flights from Louisiana to Porto

Our best United Airlines deals on Louisiana to Porto flight tickets

United Airlines

Nov 4

MSY8:00 amNew Orleans Louis Armstrong

19h 30m

2 stops

OPO9:30 amPorto

Nov 13

OPO6:00 amPorto

33h 41m

2 stops

MSY9:41 amNew Orleans Louis Armstrong

$593

Find similar

United Airlines

Sep 19

MSY3:25 pmNew Orleans Louis Armstrong

36h 10m

2 stops

OPO9:35 amPorto

Sep 26

OPO12:05 pmPorto

37h 23m

2 stops

MSY7:28 pmNew Orleans Louis Armstrong

$1,151

Find similar

United Airlines

Sep 19

MSY2:16 pmNew Orleans Louis Armstrong

37h 19m

3 stops

OPO9:35 amPorto

Sep 26

OPO12:05 pmPorto

37h 07m

2 stops

MSY7:12 pmNew Orleans Louis Armstrong

$1,158

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mar. 11/4

8:00 am-9:30 am

2 stops19h 30m

Porto

jue. 11/13

6:00 am-9:41 am

2 stops33h 41m

$593

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mar. 11/4

2:14 pm-10:25 pm

2 stops26h 11m

Porto

jue. 11/13

12:35 pm-11:44 pm

1 stop17h 09m

$686

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

vie. 9/26

2:38 pm-9:00 pm

3 stops24h 22m

Porto

dom. 9/28

10:30 pm-7:44 pm

2 stops27h 14m

$696

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

vie. 9/26

2:38 pm-9:00 pm

3 stops24h 22m

Porto

dom. 9/28

9:15 am-7:44 pm

3 stops40h 29m

$702

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

vie. 9/26

8:00 am-9:50 pm

2 stops31h 50m

Porto

dom. 9/28

10:30 pm-7:44 pm

2 stops27h 14m

$727

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

lun. 10/20

11:55 am-10:50 pm

2 stops28h 55m

Porto

lun. 10/27

12:35 pm-11:44 pm

1 stop16h 09m

$767

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mar. 11/4

12:25 pm-9:30 am

1 stop15h 05m

Porto

jue. 11/13

12:35 pm-11:44 pm

1 stop17h 09m

$790

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

lun. 9/15

5:20 am-10:30 am

2 stops23h 10m

Porto

lun. 9/22

7:00 am-7:44 pm

2 stops18h 44m

$811

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

lun. 9/15

5:20 am-9:00 am

3 stops21h 40m

Porto

lun. 9/22

7:00 am-7:44 pm

2 stops18h 44m

$830

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

lun. 9/15

12:21 pm-10:55 am

1 stop16h 34m

Porto

lun. 9/22

6:05 pm-11:36 am

1 stop23h 31m

$1,092

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Louisiana 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 Louisiana 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 Louisiana in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Louisiana to Porto flights?

You could potentially save up to 5% on your flight if you consider stops on a Louisiana to Porto flight.

Cheap Louisiana to Porto flight deals and tips

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

Best Price Found	$593
Fastest flight time	15h 05m
Direct flights	None
Airports in Porto	1 airport

The best flight deal from Louisiana to Porto found on momondo in the last 72 hours is $593

The fastest flight from Louisiana to Porto takes 15h 05m

There are no direct flights from Louisiana to Porto. Popular non-direct route for this connection is New Orleans Louis Armstrong Airport - Porto Airport.

There is 1 airport near Porto: Porto (OPO)

Search flight deals

When did momondo last update prices for flights from Louisiana to Porto Airport?
Prices for flights from Louisiana to Porto Airport refresh daily.
How many operators does momondo search for flights from Louisiana to Porto Airport?
The number of operators available for flights from Louisiana to Porto Airport is 1 as of August 2025.
How old do you have to be to fly from Louisiana to Porto Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisiana to Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Louisiana to Porto

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $592	Free Cancellation	Rating 7.4 8,917 reviews		Search United Airlines flights

Vila Nova de Gaia

Aveiro

Coimbra

Braga

Matosinhos

Caminha

Lamego

Guimarães

Esposende

Chaves

Arcos de Valdevez

Espinho

Viseu

Ponte de Lima

Santa Maria da Feira

Curia

Penafiel

Mesao Frio

Pinhao

Baiao

Why use momondo?

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

It is quick and easy to find Louisiana to Porto 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 Porto that suits you.

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

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

How can momondo help me find flights from Louisiana to Porto?

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

If you are not ready to book a flight from Louisiana to Porto now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Porto and let you know when they change.