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 $1,071). 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 are the most popular airlines that fly from Louisiana to Porto?

Before booking your flight from Louisiana to Porto check out the most popular airlines for this route: Delta, KLM or United Airlines.

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 $1,022. You can even find prices in February for less than $1,022, as users have found deals to Porto from as low as $540. The month of April 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 77%.

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.

$567+ Flights from Louisiana to Porto - Compare & Save Big

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Cheap flight deals from Louisiana to Porto

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$717 (Iberia)
One-way from	$594 (Gurufare)
Popular in	April
Cheapest in	February
Average price	$1,152

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. 19% potential increase in price ($251 potential increase over avg. RT price).

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Cheapest flight prices on average. 8% potential price decrease ($79 potential savings vs. average RT price).

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Average for round-trip flights in May 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 May 1, 2025.

Tue 11/49:51 amMSY - OPO

2 stops15h 49mIberia

Thu 11/1312:25 pmOPO - MSY

2 stops17h 19mIberia

Deal found 4/30

$567

Sun 10/59:50 pmMSY - OPO

1 stop16h 30mMultiple Airlines

Fri 10/178:15 amOPO - MSY

2 stops21h 22mMultiple Airlines

Deal found 4/29

$761

Sun 10/59:50 pmMSY - OPO

1 stop16h 30mBritish Airways

Fri 10/179:10 pmOPO - MSY

1 stop28h 50mBritish Airways

Deal found 4/29

$913

Wed 7/25:15 amMSY - OPO

3 stops22h 05mUnited Airlines

Thu 7/1712:10 pmOPO - MSY

2 stops39h 20mUnited Airlines

Deal found 4/30

$1,039

Sat 7/57:00 amMSY - OPO

2 stops20h 35mAir Canada

Sat 7/198:40 amOPO - MSY

2 stops56h 24mAir Canada

Deal found 5/1

$1,093

Tue 11/411:00 amMSY - OPO

1 stop18h 50mTAP AIR PORTUGAL

Thu 11/136:35 pmOPO - MSY

1 stop33h 57mTAP AIR PORTUGAL

Deal found 4/30

$1,187

Wed 5/2111:46 amMSY - OPO

2 stops16h 54mDelta

Thu 6/56:30 amOPO - MSY

2 stops19h 47mDelta

Deal found 4/30

$1,276

Mon 5/198:00 amMSY - OPO

2 stops33h 20mLufthansa

Sat 5/316:15 amOPO - MSY

2 stops22h 12mLufthansa

Deal found 4/30

$1,426

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 May 1, 2025.

Sun 10/54:27 pmMSY - OPO

2 stops17h 28mIberia

Fri 10/178:15 amOPO - MSY

2 stops21h 22mIberia

Deal found 4/29

$717

Sun 10/59:50 pmMSY - OPO

1 stop16h 30mMultiple Airlines

Fri 10/178:15 amOPO - MSY

2 stops21h 22mMultiple Airlines

Deal found 4/29

$761

Sun 10/59:50 pmMSY - OPO

1 stop16h 30mBritish Airways

Fri 10/179:10 pmOPO - MSY

1 stop28h 50mBritish Airways

Deal found 4/29

$913

Wed 7/25:15 amMSY - OPO

3 stops22h 05mUnited Airlines

Thu 7/1712:10 pmOPO - MSY

2 stops39h 20mUnited Airlines

Deal found 4/30

$1,039

Sat 7/57:00 amMSY - OPO

2 stops20h 35mAir Canada

Sat 7/198:40 amOPO - MSY

2 stops56h 24mAir Canada

Deal found 5/1

$1,093

Wed 5/2111:46 amMSY - OPO

2 stops16h 54mDelta

Thu 6/56:30 amOPO - MSY

2 stops19h 47mDelta

Deal found 4/30

$1,276

Mon 5/198:00 amMSY - OPO

2 stops33h 20mLufthansa

Sat 5/316:15 amOPO - MSY

2 stops22h 12mLufthansa

Deal found 4/30

$1,426

Tue 6/248:58 amMSY - OPO

1 stop19h 32mTAP AIR PORTUGAL

Sun 6/296:05 pmOPO - MSY

1 stop20h 47mTAP AIR PORTUGAL

Deal found 4/30

$1,943

Last-minute flights from Louisiana to Porto
Discover last-minute flight deals from Louisiana to Porto. Data last updated May 1, 2025 and is based on user searches.

Mon 5/198:00 amMSY - OPO

2 stops33h 20mLufthansa

Sat 5/316:15 amOPO - MSY

2 stops22h 12mLufthansa

Deal found 4/30

$1,426

Wed 5/2111:46 amMSY - OPO

2 stops16h 54mDelta

Thu 6/56:30 amOPO - MSY

2 stops19h 47mDelta

Deal found 4/30

$1,276

Wed 5/2112:36 pmMSY - OPO

1 stop16h 09mTAP AIR PORTUGAL

Tue 6/311:00 amOPO - MSY

2 stops28h 58mTAP AIR PORTUGAL

Deal found 4/30

$1,946

Fri 5/237:39 pmMSY - OPO

2 stops42h 56mBritish Airways

Tue 6/38:40 pmOPO - MSY

1 stop29h 15mBritish Airways

Deal found 4/30

$1,589

Sun 5/257:57 amMSY - OPO

3 stops31h 08mMultiple Airlines

Tue 6/106:20 amOPO - MSY

2 stops30h 42mMultiple Airlines

Deal found 4/30

$848

Sun 5/258:45 amMSY - OPO

1 stop16h 10mUnited Airlines

Tue 6/1012:35 pmOPO - MSY

1 stop17h 09mUnited Airlines

Deal found 4/30

$1,165

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 May 1, 2025.

Sat 7/266:28 pmMSY - OPO

2 stops31h 07mBritish Airways

Deal found 4/30

$594

Sat 7/266:00 amMSY - OPO

1 stop22h 30mMultiple Airlines

Deal found 4/30

$845

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

Sun 10/5

4:27 pm-3:55 pm

2 stops17h 28m

Porto

Fri 10/17

8:15 am-11:37 pm

2 stops21h 22m

$717

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sun 10/5

9:50 pm-8:20 pm

1 stop16h 30m

Porto

Fri 10/17

8:15 am-11:37 pm

2 stops21h 22m

$761

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sun 10/5

9:50 pm-8:20 pm

1 stop16h 30m

Porto

Fri 10/17

9:10 pm-8:00 pm

1 stop28h 50m

$913

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 7/2

5:15 am-9:20 am

3 stops22h 05m

Porto

Thu 7/17

12:10 pm-9:30 pm

2 stops39h 20m

$1,039

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sat 7/5

7:00 am-9:35 am

2 stops20h 35m

Porto

Sat 7/19

8:40 am-11:04 am

2 stops56h 24m

$1,093

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Wed 5/21

11:46 am-10:40 am

2 stops16h 54m

Porto

Thu 6/5

6:30 am-8:17 pm

2 stops19h 47m

$1,276

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Mon 5/19

8:00 am-11:20 pm

2 stops33h 20m

Porto

Sat 5/31

6:15 am-10:27 pm

2 stops22h 12m

$1,426

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Tue 6/24

8:58 am-10:30 am

1 stop19h 32m

Porto

Sun 6/29

6:05 pm-8:52 am

1 stop20h 47m

$1,943

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sat 7/26

6:28 pm-7:35 am

2 stops31h 07m

$594

New OrleansPorto

MSY - OPO

MSYOPO

New Orleans Louis Armstrong

Sat 7/26

6:00 am-10:30 am

1 stop22h 30m

$845

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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

7,934 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

7,934 reviews

Delta

8.0

Very good

7,934 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

8,696 reviews

Delta

8.0

Very good

7,934 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

1,852 reviews

Delta

8.0

Very good

7,934 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.

Air Canada

7.0

Good

9,252 reviews

Delta

8.0

Very good

7,934 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.

Iberia

7.0

Good

2,701 reviews

Delta

8.0

Very good

7,934 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.
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 $1,071). 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

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Top 3 airlines flying from Louisiana to Porto

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest$540	Average$601	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$540	Average$998	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$633	Average$1,032	FlexibilityNo cancel fee	On-time69%

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$567+ Cheap flights from Louisiana 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.

Find cheap flights from Louisiana to Porto with Cheapflights

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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 May 1, 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 May 1, 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 May 1, 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 May 1, 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 May 1, 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?

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

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Alternative routes for Louisiana to Porto

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

Top 3 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 May 1, 2025.