How long is the flight from New Orleans to Porto?

Airlines like Lufthansa, United Airlines, and Iberia fly from New Orleans to Porto in about 15h 45m. The time it takes to get you to your destination can typically vary by up to 2h 21m. New Orleans and Porto are separated by a distance of 4478 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest airline to fly from New Orleans to Porto round-trip?

According to our current data, United Airlines ($592), offers the cheapest pricing from New Orleans to Porto.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Most accurate provider : When it comes to deals on New Orleans-Porto flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New Orleans-Porto flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New Orleans-Porto flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on New Orleans-Porto flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Orleans-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from New Orleans to Porto that include hotel bookings?

Yes. In addition to deals on New Orleans to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from New Orleans to Porto?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Orleans to Porto.

Can I find deals for business class flights from New Orleans to Porto?

Yes. Cheapflights offers flight deals from New Orleans to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$491+ Flights from New Orleans to Porto

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Cheap flight deals from New Orleans to Porto

Cheapest flights from New Orleans to Porto
Explore the most affordable flight options available from New Orleans to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.

Thu 12/116:20 amMSY - OPO

3 stops30h 00mMultiple Airlines

Sat 12/136:15 amOPO - MSY

3 stops32h 07mMultiple Airlines

Deal found 12/7

$1,503

Best flights from New Orleans to Porto
Discover carefully curated flight deals from New Orleans to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 8, 2025.

Wed 1/1411:34 amMSY - OPO

2 stops18h 06mLufthansa

Thu 1/226:00 amOPO - MSY

2 stops19h 14mLufthansa

Deal found 12/6

$491

Wed 1/1412:40 pmMSY - OPO

2 stops17h 00mUnited Airlines

Thu 1/226:00 amOPO - MSY

3 stops22h 58mUnited Airlines

Deal found 12/6

$506

Fri 1/309:55 amMSY - OPO

2 stops15h 45mIberia

Tue 2/38:40 pmOPO - MSY

2 stops27h 09mIberia

Deal found 12/6

$738

Wed 1/1411:34 amMSY - OPO

1 stop18h 21mMultiple Airlines

Thu 1/228:00 pmOPO - MSY

2 stops48h 31mMultiple Airlines

Deal found 12/6

$1,167

Thu 1/293:50 pmMSY - OPO

2 stops15h 25mTAP AIR PORTUGAL

Mon 2/26:40 pmOPO - MSY

1 stop35h 04mTAP AIR PORTUGAL

Deal found 12/5

$1,211

Thu 1/299:55 amMSY - OPO

2 stops19h 50mIberia

Mon 2/28:40 pmOPO - MSY

2 stops19h 37mIberia

Deal found 12/5

$738

Thu 12/116:20 amMSY - OPO

3 stops30h 00mMultiple Airlines

Sat 12/136:15 amOPO - MSY

3 stops32h 07mMultiple Airlines

Deal found 12/7

$1,503

Last-minute flights from New Orleans to Porto
Discover last-minute flight deals from New Orleans to Porto. Data last updated December 8, 2025 and is based on user searches.

Thu 12/116:20 amMSY - OPO

3 stops30h 00mMultiple Airlines

Sat 12/136:15 amOPO - MSY

3 stops32h 07mMultiple Airlines

Deal found 12/7

$1,503

Wed 1/1411:34 amMSY - OPO

2 stops18h 06mLufthansa

Thu 1/226:00 amOPO - MSY

2 stops19h 14mLufthansa

Deal found 12/6

$491

Wed 1/1412:40 pmMSY - OPO

2 stops17h 00mUnited Airlines

Thu 1/226:00 amOPO - MSY

3 stops22h 58mUnited Airlines

Deal found 12/6

$506

Wed 1/1411:34 amMSY - OPO

1 stop18h 21mMultiple Airlines

Thu 1/228:00 pmOPO - MSY

2 stops48h 31mMultiple Airlines

Deal found 12/6

$1,167

Thu 1/293:50 pmMSY - OPO

2 stops15h 25mTAP AIR PORTUGAL

Mon 2/26:40 pmOPO - MSY

1 stop35h 04mTAP AIR PORTUGAL

Deal found 12/5

$1,211

Fri 1/3011:04 amMSY - OPO

2 stops22h 56mIberia

Tue 2/312:25 pmOPO - MSY

2 stops17h 31mIberia

Deal found 12/7

$738

One-way flights from New Orleans to Porto
Search for one-way flight options from New Orleans to Porto. Find affordable one-way fares based on user searches. Data last updated December 8, 2025.

Sun 5/178:05 amMSY - OPO

3 stops29h 10mMultiple Airlines

Deal found 12/7

$522

Find flight deals from New Orleans to Porto

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$491 (FlightHub)

Provider with most accurate pricing for New Orleans Louis Armstrong-Porto flight deals.

Search Deals

Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Porto flights.

Search Deals

From New Orleans Louis Armstrong to Porto

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 1/14

11:34 am-11:40 am

2 stops18h 06m

Porto

Thu 1/22

6:00 am-7:14 pm

2 stops19h 14m

$491

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 1/14

12:40 pm-11:40 am

2 stops17h 00m

Porto

Thu 1/22

6:00 am-10:58 pm

3 stops22h 58m

$506

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Fri 1/30

9:55 am-7:40 am

2 stops15h 45m

Porto

Tue 2/3

8:40 pm-5:49 pm

2 stops27h 09m

$738

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Thu 1/29

9:55 am-11:45 am

2 stops19h 50m

Porto

Mon 2/2

8:40 pm-10:17 am

2 stops19h 37m

$738

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 1/14

11:34 am-11:55 am

1 stop18h 21m

Porto

Thu 1/22

8:00 pm-2:31 pm

2 stops48h 31m

$1,167

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Thu 1/29

3:50 pm-1:15 pm

2 stops15h 25m

Porto

Mon 2/2

6:40 pm-11:44 pm

1 stop35h 04m

$1,211

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Thu 12/11

6:20 am-6:20 pm

3 stops30h 00m

Porto

Sat 12/13

6:15 am-8:22 am

3 stops32h 07m

$1,503

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sun 5/17

8:05 am-7:15 pm

3 stops29h 10m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Compare providers for flights from New Orleans to Porto

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from New Orleans to Porto in December.

Provider	Price Accuracy	Trust Score*
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on New Orleans-Porto flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New Orleans-Porto flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New Orleans-Porto flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on New Orleans-Porto flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Orleans-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from New Orleans to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from New Orleans with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New Orleans to Porto

What is the cheapest time of day to fly from MSY to OPO?

Unlike in the morning, when flights are generally more expensive, you can save up to 47% on flights from New Orleans to Porto by exploring options for tickets at noon.

Reviews of airlines servicing Porto

Get a feel of what it's like to fly with United Airlines from New Orleans to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,076 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

United Airlines

7.4

Good

9,076 reviews

United Airlines

7.4

Good

9,076 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

How long is the flight from New Orleans to Porto?
Airlines like Lufthansa, United Airlines, and Iberia fly from New Orleans to Porto in about 15h 45m. The time it takes to get you to your destination can typically vary by up to 2h 21m. New Orleans and Porto are separated by a distance of 4478 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What is the cheapest airline to fly from New Orleans to Porto round-trip?
According to our current data, United Airlines ($592), offers the cheapest pricing from New Orleans to Porto.
Can I find deals for flights from New Orleans to Porto that include hotel bookings?
Yes. In addition to deals on New Orleans to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from New Orleans to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Orleans to Porto.
Can I find deals for business class flights from New Orleans to Porto?
Yes. Cheapflights offers flight deals from New Orleans to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Aveiro

Arcos de Valdevez

Coimbra

Vila Nova de Gaia

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Alternative routes for New Orleans to Porto

New Orleans to Lisbon flights

Baton Rouge to Lisbon flights

New Orleans to Faro flights

Other flights to Porto

Top airline flying from New Orleans to Porto

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$592	Average$748	FlexibilityNo cancel fee	On-time69%

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$491+ Cheap flights from New Orleans (MSY) to Porto (OPO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from New Orleans to Porto with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from New Orleans to Porto

Cheapest flights from New Orleans to PortoExplore the most affordable flight options available from New Orleans to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.

Explore the most affordable flight options available from New Orleans to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.

Find flight deals from New Orleans to Porto

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from New Orleans to Porto that are best for you.

Compare providers for flights from New Orleans to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from New Orleans to Porto in December.

Best time to book a flight from New Orleans to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from New Orleans with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from New Orleans to Porto

What is the cheapest time of day to fly from MSY to OPO?

Reviews of airlines servicing Porto

Get a feel of what it's like to fly with United Airlines from New Orleans to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from New Orleans to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from New Orleans to Porto?

What is the cheapest airline to fly from New Orleans to Porto round-trip?

Can I find deals for flights from New Orleans to Porto that include hotel bookings?

How can I find direct flights from New Orleans to Porto?

Can I find deals for business class flights from New Orleans to Porto?

Traveling to a place near Porto?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for New Orleans to Porto

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Top airline flying from New Orleans to Porto

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Travel Smart

Cheapest flights from New Orleans to Porto
Explore the most affordable flight options available from New Orleans to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.