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

$563 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Iberia and KLM, with prices starting from $2,732 and $3,700, respectively.

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

Currently, January is the cheapest month in which you can book a flight from Louisiana to Porto (average of $523). Flying from Louisiana to Porto in June is currently the most expensive (average of $1,084). 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 month to fly from Louisiana to Porto?

The best pricing can be found in the month of February. Prices to Porto from Louisiana average $928. You can even find prices in February for less than $928, as users have found deals to Porto from as low as $540. The month of July appears to be one of the more expensive times to travel to Porto from Louisiana. Flying in the targeted month can save you up to 24%.

What airport do you fly into for flights to Porto from Louisiana?

For a flight from Louisiana to Porto, you will be flying into Porto. Porto (OPO) is just 6.8 mi from the center of the city.

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

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

How can I find direct flights from Louisiana to Porto?

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

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

Yes. Cheapflights offers flight deals from Louisiana 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.

$563+ Flights from Louisiana to Porto

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Cheap flight deals from Louisiana to Porto

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$770 (Mytrip)
One-way from	$563 (United)
Popular in	July
Cheapest in	February
Average price	$858

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 Louisiana to Porto

Search Deals

One-way flight from Louisiana to Porto

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($113 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Find flight deals from Louisiana to Porto

Cheapest flights from Louisiana to Porto
Explore the most affordable flight options available from Louisiana to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 28, 2025.

dom. 5/116:00 amMSY - OPO

3 stops44h 00mMultiple Airlines

dom. 5/185:05 amOPO - MSY

2 stops23h 15mMultiple Airlines

Deal found 3/26

$770

dom. 5/115:11 pmMSY - OPO

2 stops16h 24mDelta

dom. 5/186:35 amOPO - MSY

2 stops22h 56mDelta

Deal found 3/27

$896

mar. 6/245:45 pmMSY - OPO

2 stops33h 35mAir Canada

dom. 6/2911:20 amOPO - MSY

2 stops41h 05mAir Canada

Deal found 3/28

$1,017

mar. 6/247:00 amMSY - OPO

2 stops18h 45mUnited Airlines

dom. 6/299:15 amOPO - MSY

1 stop14h 44mUnited Airlines

Deal found 3/28

$1,245

mar. 6/248:55 amMSY - OPO

1 stop19h 35mTAP AIR PORTUGAL

dom. 6/296:05 pmOPO - MSY

1 stop20h 47mTAP AIR PORTUGAL

Deal found 3/28

$2,321

Best flights from Louisiana to Porto
Discover carefully curated flight deals from Louisiana to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated marzo 28, 2025.

dom. 5/116:00 amMSY - OPO

3 stops44h 00mMultiple Airlines

dom. 5/185:05 amOPO - MSY

2 stops23h 15mMultiple Airlines

Deal found 3/26

$770

dom. 5/115:11 pmMSY - OPO

2 stops16h 24mDelta

dom. 5/186:35 amOPO - MSY

2 stops22h 56mDelta

Deal found 3/27

$896

mar. 5/279:50 amMSY - OPO

2 stops17h 55mUnited Airlines

mar. 6/1012:50 pmOPO - MSY

2 stops30h 32mUnited Airlines

Deal found 3/26

$952

lun. 5/267:45 pmMSY - OPO

2 stops16h 10mKLM

mié. 6/116:15 amOPO - MSY

2 stops18h 32mKLM

Deal found 3/26

$1,001

mar. 6/245:45 pmMSY - OPO

2 stops33h 40mAir Canada

dom. 6/2911:20 amOPO - MSY

2 stops36h 39mAir Canada

Deal found 3/26

$1,017

sáb. 5/249:50 pmMSY - OPO

1 stop31h 00mBritish Airways

jue. 6/129:40 amOPO - MSY

1 stop16h 15mBritish Airways

Deal found 3/26

$1,167

dom. 5/2512:36 pmMSY - OPO

1 stop15h 59mTAP AIR PORTUGAL

mié. 6/117:00 amOPO - MSY

2 stops22h 45mTAP AIR PORTUGAL

Deal found 3/26

$1,372

Last-minute flights from Louisiana to Porto
Discover last-minute flight deals from Louisiana to Porto. Data last updated marzo 28, 2025 and is based on user searches.

mar. 4/110:13 pmMSY - OPO

2 stops31h 12mMultiple Airlines

mar. 4/88:40 amOPO - MSY

2 stops20h 58mMultiple Airlines

Deal found 3/27

$810

One-way flights from Louisiana to Porto
Search for one-way flight options from Louisiana to Porto. Find affordable one-way fares based on user searches. Data last updated marzo 28, 2025.

lun. 3/319:20 amMSY - OPO

2 stops18h 25mUnited Airlines

Deal found 3/27

$563

lun. 3/311:46 pmMSY - OPO

2 stops24h 09mMultiple Airlines

Deal found 3/26

$902

vie. 6/69:55 pmMSY - OPO

2 stops27h 40mIberia

Deal found 3/27

$2,732

lun. 6/97:40 pmMSY - OPO

2 stops16h 15mKLM

Deal found 3/27

$3,700

jue. 6/57:00 amMSY - OPO

2 stops20h 45mTurkish Airlines

Deal found 3/27

$3,790

mié. 6/412:36 pmMSY - OPO

1 stop16h 19mTAP AIR PORTUGAL

Deal found 3/27

$4,332

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

dom. 5/11

6:00 am-8:00 am

3 stops44h 00m

Porto

dom. 5/18

5:05 am-10:20 pm

2 stops23h 15m

$770

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

dom. 5/11

5:11 pm-3:35 pm

2 stops16h 24m

Porto

dom. 5/18

6:35 am-11:31 pm

2 stops22h 56m

$896

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mar. 6/24

5:45 pm-9:20 am

2 stops33h 35m

Porto

dom. 6/29

11:20 am-10:25 pm

2 stops41h 05m

$1,017

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mar. 6/24

7:00 am-7:45 am

2 stops18h 45m

Porto

dom. 6/29

9:15 am-5:59 pm

1 stop14h 44m

$1,245

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mar. 6/24

8:55 am-10:30 am

1 stop19h 35m

Porto

dom. 6/29

6:05 pm-8:52 am

1 stop20h 47m

$2,321

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

lun. 7/7

7:00 am-6:55 am

2 stops17h 55m

$608

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

sáb. 7/26

6:55 pm-9:35 am

2 stops56h 40m

$626

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

sáb. 7/26

2:29 pm-10:55 am

1 stop14h 26m

$1,131

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mar. 9/9

5:48 pm-6:45 am

3 stops54h 57m

$1,337

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

mar. 9/9

12:40 pm-11:15 am

2 stops16h 35m

$2,368

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 13 results

Best time to book a flight from Louisiana to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Louisiana 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 Louisiana to Porto

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

When flying from Louisiana to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Porto 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

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

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,897 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,321 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,603 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines

7.3

Good

3,744 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

TAP AIR PORTUGAL

7.1

Good

1,827 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly into for flights to Porto from Louisiana?
For a flight from Louisiana to Porto, you will be flying into Porto. Porto (OPO) is just 6.8 mi from the center of the city.
What are the cheapest airlines to fly from Louisiana to Porto one-way?
$563 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Iberia and KLM, with prices starting from $2,732 and $3,700, respectively.
Can I find deals for flights from Louisiana to Porto that include hotel bookings?
Yes. In addition to deals on Louisiana to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Louisiana to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to Porto.
Can I find deals for business class flights from Louisiana to Porto?
Yes. Cheapflights offers flight deals from Louisiana 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 Louisiana to Porto?
Currently, January is the cheapest month in which you can book a flight from Louisiana to Porto (average of $523). Flying from Louisiana to Porto in June is currently the most expensive (average of $1,084). 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

Arcos de Valdevez

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Louisiana to Porto

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Top 2 airlines flying from Louisiana to Porto

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$540	Average$998	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$633	Average$1,152	FlexibilityNo cancel fee	On-time69%

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$563+ Cheap flights from Louisiana 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Louisiana to Porto with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Louisiana to Porto

Keep the following information in mind while searching for Louisiana to Porto flight deals. Data was last updated marzo 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Louisiana to Porto

Cheapest flights from Louisiana to PortoExplore the most affordable flight options available from Louisiana to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 28, 2025.

Explore the most affordable flight options available from Louisiana to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 28, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Louisiana to Porto

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

Cheapflights Insights

Everything you need to know about your flight from Louisiana to Porto

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

Find hourly flight availability from Louisiana 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 marzo 28, 2025.

Rainfall in Porto by month

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

Temperature in Porto by month

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

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 marzo 28, 2025.

Related info for your journey

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

What airport do you fly into for flights to Porto from Louisiana?

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

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

How can I find direct flights from Louisiana to Porto?

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

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

Traveling to a place near Louisiana?

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 Louisiana to Porto

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Louisiana to Porto

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Cheapest flights from Louisiana to Porto
Explore the most affordable flight options available from Louisiana to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 28, 2025.