What are the cheapest airlines flying from New Orleans to Porto round-trip?

According to our current data, American Airlines ($658), United Airlines ($746), and TAP AIR PORTUGAL ($1,251) offers the cheapest pricing from New Orleans to Porto. Users have found that American Airlines is 37% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from New Orleans to Porto one-way?

$601 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and TAP AIR PORTUGAL, with prices starting from $608 and $696, respectively.

What is the cheapest month to book a flight from New Orleans to Porto?

Currently, January is the cheapest month in which you can book a flight from New Orleans to Porto (average of $523). Flying from New Orleans to Porto in June is currently the most expensive (average of $1,033). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from New Orleans to Porto?

Travelers seeking maximum savings on their New Orleans to Porto flight should consider departing on Monday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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).

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

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 106% on the overall cost on flights from New Orleans to Porto.

What is the cheapest month to fly from New Orleans to Porto?

Flights from New Orleans to Porto lean towards being more expensive in April. Prices are generally better when you fly from New Orleans to Porto in February, with the cheapest ticket starting at $540.

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.

$312+ Flights from New Orleans to Porto

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Cheap flight deals from New Orleans to Porto

Round-trip from	$658 (American Airlines)
One-way from	$312 (Kiwi.com)
Popular in	April
Cheapest in	February
Average price	$895

From New Orleans Louis Armstrong to Porto

Search Deals

One-way flight from New Orleans Louis Armstrong to Porto

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($279 potential increase over avg. RT price).

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Cheapest flight prices on average. 8% potential price decrease ($84 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find 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 julio 3, 2025.

vie. 11/146:18 amMSY - OPO

2 stops19h 22mAmerican Airlines

lun. 11/178:40 pmOPO - MSY

2 stops20h 48mAmerican Airlines

Deal found 7/1

$658

jue. 10/1610:35 amMSY - OPO

2 stops23h 10mUnited Airlines

jue. 10/236:00 amOPO - MSY

2 stops21h 30mUnited Airlines

Deal found 6/30

$746

mié. 11/127:53 amMSY - OPO

3 stops29h 07mMultiple Airlines

sáb. 11/158:50 amOPO - MSY

2 stops18h 12mMultiple Airlines

Deal found 7/1

$893

vie. 11/1411:20 amMSY - OPO

1 stop18h 30mTAP AIR PORTUGAL

lun. 11/176:35 pmOPO - MSY

1 stop35h 09mTAP AIR PORTUGAL

Deal found 7/1

$1,251

vie. 8/1510:29 amMSY - OPO

2 stops30h 51mLufthansa

vie. 8/296:00 amOPO - MSY

2 stops19h 13mLufthansa

Deal found 7/2

$12,427

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 julio 3, 2025.

vie. 11/146:18 amMSY - OPO

2 stops19h 22mAmerican Airlines

lun. 11/178:40 pmOPO - MSY

2 stops20h 48mAmerican Airlines

Deal found 7/1

$658

jue. 10/1610:35 amMSY - OPO

2 stops23h 10mUnited Airlines

jue. 10/236:00 amOPO - MSY

2 stops21h 30mUnited Airlines

Deal found 6/30

$746

mié. 11/127:53 amMSY - OPO

3 stops29h 07mMultiple Airlines

sáb. 11/158:50 amOPO - MSY

2 stops18h 12mMultiple Airlines

Deal found 7/1

$893

vie. 11/1411:20 amMSY - OPO

1 stop18h 30mTAP AIR PORTUGAL

lun. 11/176:35 pmOPO - MSY

1 stop35h 09mTAP AIR PORTUGAL

Deal found 7/1

$1,251

vie. 8/1510:29 amMSY - OPO

2 stops30h 51mLufthansa

vie. 8/296:00 amOPO - MSY

2 stops19h 13mLufthansa

Deal found 7/2

$12,427

Last-minute flights from New Orleans to Porto
Discover last-minute flight deals from New Orleans to Porto. Data last updated julio 3, 2025 and is based on user searches.

dom. 7/206:15 amMSY - OPO

3 stops28h 45mMultiple Airlines

mié. 7/2312:35 pmOPO - MSY

3 stops29h 08mMultiple Airlines

Deal found 7/1

$1,023

vie. 8/1510:29 amMSY - OPO

2 stops30h 51mLufthansa

vie. 8/296:00 amOPO - MSY

2 stops19h 13mLufthansa

Deal found 7/2

$12,427

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 julio 3, 2025.

mié. 11/1210:24 amMSY - OPO

3 stops54h 51mMultiple Airlines

Deal found 7/1

$312

sáb. 7/267:18 pmMSY - OPO

2 stops56h 17mAir Canada

Deal found 7/3

$601

sáb. 7/267:23 pmMSY - OPO

2 stops29h 32mUnited Airlines

Deal found 7/2

$608

mié. 9/1010:15 amMSY - OPO

1 stop18h 15mTAP AIR PORTUGAL

Deal found 7/1

$696

Cheapflights Fare Finder

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

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

vie. 11/14

6:18 am-7:40 am

2 stops19h 22m

Porto

lun. 11/17

8:40 pm-11:28 am

2 stops20h 48m

$658

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

jue. 10/16

10:35 am-3:45 pm

2 stops23h 10m

Porto

jue. 10/23

6:00 am-9:30 pm

2 stops21h 30m

$746

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mié. 11/12

7:53 am-7:00 pm

3 stops29h 07m

Porto

sáb. 11/15

8:50 am-9:02 pm

2 stops18h 12m

$893

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

vie. 11/14

11:20 am-11:50 am

1 stop18h 30m

Porto

lun. 11/17

6:35 pm-11:44 pm

1 stop35h 09m

$1,251

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

vie. 8/15

10:29 am-11:20 pm

2 stops30h 51m

Porto

vie. 8/29

6:00 am-7:13 pm

2 stops19h 13m

$12,427

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mié. 11/12

10:24 am-11:15 pm

3 stops54h 51m

$312

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

sáb. 7/26

7:18 pm-9:35 am

2 stops56h 17m

$601

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

sáb. 7/26

7:23 pm-6:55 am

2 stops29h 32m

$608

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mié. 9/10

10:15 am-10:30 am

1 stop18h 15m

$696

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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.

How much does it cost to fly round-trip from New Orleans to Porto?

Reviews of airlines servicing Porto

Get a feel of what it's like to fly with United Airlines, American Airlines, and Air Canada 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

8,861 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,861 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Air Canada

7.1

Good

9,681 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

TAP AIR PORTUGAL

7.1

Good

1,908 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Lufthansa

6.8

Okay

7,207 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What are the cheapest airlines flying from New Orleans to Porto round-trip?
According to our current data, American Airlines ($658), United Airlines ($746), and TAP AIR PORTUGAL ($1,251) offers the cheapest pricing from New Orleans to Porto. Users have found that American Airlines is 37% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from New Orleans to Porto one-way?
$601 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and TAP AIR PORTUGAL, with prices starting from $608 and $696, respectively.
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.
What is the cheapest month to book a flight from New Orleans to Porto?
Currently, January is the cheapest month in which you can book a flight from New Orleans to Porto (average of $523). Flying from New Orleans to Porto in June is currently the most expensive (average of $1,033). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Aveiro

Coimbra

Matosinhos

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Alternative routes for New Orleans to Porto

New Orleans to Lisbon flights

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Baton Rouge to Lisbon flights

Other flights to Porto

Top airline flying from New Orleans to Porto

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$592	Average$838	FlexibilityNo cancel fee	On-time69%

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$312+ Cheap flights from New Orleans (MSY) to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. 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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 julio 3, 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 julio 3, 2025.

Cheapflights Fare Finder

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

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?

Find hourly flight availability from New Orleans to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

How much does it cost to fly round-trip from New Orleans to Porto?

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated julio 3, 2025.

Get a feel of what it's like to fly with United Airlines, American Airlines, and Air Canada 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.

What are the cheapest airlines flying from New Orleans to Porto round-trip?

What are the cheapest airlines to fly from New Orleans to Porto one-way?

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?

What is the cheapest month to book a flight from New Orleans to Porto?

Traveling to a place near New Orleans?

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Alternative routes for New Orleans to Porto

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Top airline flying from New Orleans to Porto

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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 julio 3, 2025.