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$562+ 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — OPO
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheap flight deals from New Orleans to Porto

Discover tips and strategies to find the most affordable flight options for your journey from New Orleans (MSY) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$989
(CheapOair)

One-way from

$582
(United)

Popular in

June

Cheapest in

February

Average price

$1,222
Provider with most accurate pricing for New Orleans Louis Armstrong-Porto flight deals.
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Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Porto flights.
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From New Orleans Louis Armstrong to Porto
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One-way flight from New Orleans Louis Armstrong to Porto
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Highest demand for flights based on searches. 17% potential increase in price ($212 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 15, 2025.

This United Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:20 amMSY - OPO
2 stops20h 10mUnited Airlines
Thu 11/1312:35 pmOPO - MSY
2 stops29h 01mUnited Airlines
Deal found 4/14$562
This Lufthansa deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:34 amMSY - OPO
2 stops31h 01mLufthansa
Mon 11/104:30 pmOPO - MSY
2 stops35h 51mLufthansa
Deal found 4/14$608
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/51:29 pmMSY - OPO
2 stops16h 16mAmerican Airlines
Wed 11/128:20 amOPO - MSY
2 stops20h 30mAmerican Airlines
Deal found 4/14$618
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:30 amMSY - OPO
2 stops23h 20mDelta
Tue 11/1111:45 amOPO - MSY
2 stops28h 46mDelta
Deal found 4/14$640
This British Airways deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:45 pmMSY - OPO
1 stop15h 50mBritish Airways
Wed 11/126:30 pmOPO - MSY
1 stop29h 25mBritish Airways
Deal found 4/14$672
This Air Canada deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:25 pmMSY - OPO
2 stops59h 50mAir Canada
Sat 11/156:00 amOPO - MSY
2 stops40h 30mAir Canada
Deal found 4/14$745
This Mytrip deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:35 amMSY - OPO
2 stops36h 10mMultiple Airlines
Sat 5/109:25 pmOPO - MSY
3 stops32h 02mMultiple Airlines
Deal found 4/14$807
This KLM deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:35 pmMSY - OPO
2 stops16h 15mKLM
Thu 11/135:00 amOPO - MSY
2 stops17h 23mKLM
Deal found 4/14$817
This Iberia deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:45 pmMSY - OPO
2 stops53h 55mIberia
Fri 11/149:55 pmOPO - MSY
2 stops26h 00mIberia
Deal found 4/14$916
This FlightHub deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:00 pmMSY - OPO
2 stops29h 45mTAP AIR PORTUGAL
Tue 11/116:35 pmOPO - MSY
1 stop33h 57mTAP AIR PORTUGAL
Deal found 4/14$1,021

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
Use the filters below to find and compare flights from New Orleans to Porto that are best for you.

Fly from

New Orleans

Fly to

Porto

Route

Depart

Return

Price

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 5/7

5:35 am-11:45 pm

2 stops36h 10m

Porto

Sat 5/10

9:25 pm-11:27 pm

3 stops32h 02m

$807

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 6/24

5:45 pm-9:20 am

2 stops33h 35m

Porto

Sun 6/29

11:20 am-10:25 pm

2 stops41h 05m

$989

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 6/24

8:00 am-7:45 am

2 stops17h 45m

Porto

Sun 6/29

9:15 am-5:59 pm

1 stop14h 44m

$1,180

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 6/24

8:55 am-10:30 am

1 stop19h 35m

Porto

Sun 6/29

6:05 pm-8:52 am

1 stop20h 47m

$2,569

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sat 7/26

5:30 pm-6:55 am

2 stops31h 25m

$582

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sat 7/26

6:00 am-10:30 am

1 stop22h 30m

$1,251

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on New Orleans-Porto flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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?

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 April 15, 2025.

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.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

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.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

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).

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 April 15, 2025.
United Airlines
7.4
Good
8,658 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

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
8,658 reviews
United Airlines
7.4
Good
8,658 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

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
1,837 reviews
United Airlines
7.4
Good
8,658 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

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
7.0
Good
9,127 reviews
United Airlines
7.4
Good
8,658 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

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

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?

    According to our current data, Air Canada ($989), United Airlines ($1,079), and TAP AIR PORTUGAL ($2,697) 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.

  • 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 $1,081). 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

Traveling to a place near New Orleans?

Book flights to New Orleans if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Alternative routes for New Orleans to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from New Orleans to Porto

Discover the top 3 airlines that operate flights from New Orleans to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$540Average$601FlexibilityNo cancel feeOn-time75%
DeltaCheapest$540Average$998FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$633Average$1,152FlexibilityNo cancel feeOn-time69%

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