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

According to our current data, British Airways ($587), American Airlines ($588), and Delta ($619) offers the cheapest pricing from Charlotte to Porto. British Airways is currently priced 29% below the average price you’ll pay for this route.

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

To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at $692. SWISS flights start at $755 while deals on Air France start at $786 one-way.

What is the cheapest day to fly from Charlotte to Porto?

Travelers seeking maximum savings on their Charlotte to Porto flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Charlotte to Porto?

When booking a flight from Charlotte to Porto, you may want to consider flying on American Airlines, Delta or Iberia as they are the most popular for this route.

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

Leaving on a Tuesday 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 27% on the overall cost on flights from Charlotte to Porto.

How far in advance should I book a flight from Charlotte to Porto?

Users have found that booking a flight from Charlotte to Porto at least 19 days early can save you up to 61% on average compared to booking a flight this week. If booking 19 days before your flight isn’t an option for you, users have found flights from Charlotte to Porto for as little as $911 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $911 for flights departing within the next 3 days.

What is the cheapest month to fly from Charlotte to Porto?

Flights from Charlotte to Porto lean towards being more expensive in July. Prices are generally better when you fly from Charlotte to Porto in January, with the cheapest ticket starting at $537.

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

Most trusted provider : When it comes to deals on Charlotte-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 Charlotte-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 Charlotte to Porto that include hotel bookings?

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

How can I find direct flights from Charlotte to Porto?

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

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

Yes. Cheapflights offers flight deals from Charlotte 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.

$403+ Flights from Charlotte to Porto

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Cheapflights Tip: The best prices from Charlotte Douglas to Porto are usually found in January or November, booked 24 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Charlotte to Porto

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$587 (Expedia)
One-way from	$403 (Kiwi.com)
Popular in	July
Cheapest in	January
Average price	$905

Provider with most accurate pricing for Charlotte Douglas-Porto flight deals.

Search Deals

Provider most trusted by Cheapflights users for Charlotte Douglas-Porto flights.

Search Deals

From Charlotte Douglas to Porto

Search Deals

One-way flight from Charlotte Douglas to Porto

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($219 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Charlotte to Porto

Cheapest flights from Charlotte to Porto
Explore the most affordable flight options available from Charlotte to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

Sun 10/269:20 pmCLT - OPO

1 stop15h 20mMultiple Airlines

Wed 11/58:40 pmOPO - CLT

1 stop24h 30mMultiple Airlines

Deal found 4/14

$556

Tue 10/286:19 pmCLT - OPO

1 stop11h 11mUnited Airlines

Tue 11/412:35 pmOPO - CLT

1 stop13h 23mUnited Airlines

Deal found 4/14

$557

Sun 10/265:00 pmCLT - OPO

1 stop10h 40mIberia

Wed 11/58:20 amOPO - CLT

2 stops16h 25mIberia

Deal found 4/14

$566

Sun 10/265:00 pmCLT - OPO

1 stop10h 40mAmerican Airlines

Tue 11/48:20 amOPO - CLT

2 stops18h 30mAmerican Airlines

Deal found 4/14

$568

Sun 10/267:50 pmCLT - OPO

1 stop13h 00mLufthansa

Fri 11/76:15 amOPO - CLT

1 stop15h 40mLufthansa

Deal found 4/15

$571

Tue 5/65:04 pmCLT - OPO

2 stops21h 26mBritish Airways

Tue 5/1312:20 pmOPO - CLT

2 stops26h 13mBritish Airways

Deal found 4/15

$587

Sun 10/2611:45 amCLT - OPO

2 stops19h 05mDelta

Fri 11/711:45 amOPO - CLT

2 stops26h 10mDelta

Deal found 4/14

$590

Wed 10/297:50 pmCLT - OPO

2 stops18h 50mSWISS

Wed 11/57:30 pmOPO - CLT

2 stops30h 53mSWISS

Deal found 4/14

$598

Fri 5/93:41 pmCLT - OPO

2 stops23h 54mAir France

Fri 10/3111:45 amOPO - CLT

2 stops38h 04mAir France

Deal found 4/14

$723

Best flights from Charlotte to Porto
Discover carefully curated flight deals from Charlotte to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2025.

Tue 5/65:04 pmCLT - OPO

2 stops21h 26mBritish Airways

Tue 5/1312:20 pmOPO - CLT

2 stops26h 13mBritish Airways

Deal found 4/15

$587

Wed 10/811:00 amCLT - OPO

2 stops15h 35mAmerican Airlines

Thu 10/168:15 amOPO - CLT

2 stops18h 35mAmerican Airlines

Deal found 4/14

$588

Tue 5/1310:35 amCLT - OPO

2 stops19h 05mDelta

Tue 5/204:20 pmOPO - CLT

2 stops22h 35mDelta

Deal found 4/14

$619

Tue 5/138:30 amCLT - OPO

2 stops22h 00mMultiple Airlines

Tue 5/206:15 amOPO - CLT

1 stop15h 30mMultiple Airlines

Deal found 4/14

$631

Wed 10/85:22 pmCLT - OPO

2 stops24h 58mLufthansa

Thu 10/166:15 amOPO - CLT

1 stop15h 30mLufthansa

Deal found 4/15

$642

Fri 5/93:41 pmCLT - OPO

2 stops23h 54mAir France

Fri 10/3111:45 amOPO - CLT

2 stops38h 04mAir France

Deal found 4/14

$723

Tue 5/63:30 pmCLT - OPO

1 stop23h 25mIberia

Tue 5/134:35 pmOPO - CLT

1 stop28h 30mIberia

Deal found 4/15

$739

Tue 9/96:17 pmCLT - OPO

1 stop10h 28mUnited Airlines

Thu 9/1812:10 pmOPO - CLT

2 stops33h 57mUnited Airlines

Deal found 4/15

$790

Mon 6/26:40 pmCLT - OPO

2 stops32h 15mSWISS

Thu 6/127:20 pmOPO - CLT

2 stops26h 25mSWISS

Deal found 4/15

$956

Tue 7/13:15 pmCLT - OPO

2 stops37h 05mAir Canada

Sun 8/3111:20 amOPO - CLT

2 stops34h 47mAir Canada

Deal found 4/13

$1,627

Tue 7/81:50 pmCLT - OPO

1 stop14h 55mBrussels Airlines

Wed 7/1612:35 pmOPO - CLT

1 stop11h 15mBrussels Airlines

Deal found 4/15

$6,576

Last-minute flights from Charlotte to Porto
Discover last-minute flight deals from Charlotte to Porto. Data last updated April 15, 2025 and is based on user searches.

Tue 5/65:04 pmCLT - OPO

2 stops21h 26mBritish Airways

Tue 5/1312:20 pmOPO - CLT

2 stops26h 13mBritish Airways

Deal found 4/15

$587

Tue 5/65:30 pmCLT - OPO

2 stops24h 50mLufthansa

Tue 5/136:15 amOPO - CLT

1 stop15h 30mLufthansa

Deal found 4/14

$656

Tue 5/63:30 pmCLT - OPO

1 stop23h 25mIberia

Tue 5/134:35 pmOPO - CLT

1 stop28h 30mIberia

Deal found 4/15

$739

Fri 5/93:41 pmCLT - OPO

2 stops23h 54mAir France

Fri 10/3111:45 amOPO - CLT

2 stops38h 04mAir France

Deal found 4/14

$723

Tue 5/1310:35 amCLT - OPO

2 stops19h 05mDelta

Tue 5/204:20 pmOPO - CLT

2 stops22h 35mDelta

Deal found 4/14

$619

Tue 5/138:30 amCLT - OPO

2 stops22h 00mMultiple Airlines

Tue 5/206:15 amOPO - CLT

1 stop15h 30mMultiple Airlines

Deal found 4/14

$631

Thu 5/2911:08 amCLT - OPO

2 stops14h 52mUnited Airlines

Thu 6/59:05 amOPO - CLT

1 stop12h 09mUnited Airlines

Deal found 4/13

$1,124

Fri 5/306:40 pmCLT - OPO

2 stops35h 50mSWISS

Sun 6/87:20 pmOPO - CLT

2 stops50h 25mSWISS

Deal found 4/15

$1,024

One-way flights from Charlotte to Porto
Search for one-way flight options from Charlotte to Porto. Find affordable one-way fares based on user searches. Data last updated April 15, 2025.

Fri 5/1611:52 amCLT - OPO

2 stops30h 03mMultiple Airlines

Deal found 4/13

$403

Fri 5/166:40 pmCLT - OPO

1 stop23h 40mLufthansa

Deal found 4/13

$692

Sun 6/86:40 pmCLT - OPO

2 stops18h 35mSWISS

Deal found 4/15

$755

Sun 6/87:29 pmCLT - OPO

2 stops15h 01mAir France

Deal found 4/14

$786

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 5/6

5:04 pm-7:30 pm

2 stops21h 26m

Porto

Tue 5/13

12:20 pm-9:33 am

2 stops26h 13m

$587

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 10/8

11:00 am-7:35 am

2 stops15h 35m

Porto

Thu 10/16

8:15 am-9:50 pm

2 stops18h 35m

$588

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 5/13

10:35 am-10:40 am

2 stops19h 05m

Porto

Tue 5/20

4:20 pm-9:55 am

2 stops22h 35m

$619

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 5/13

8:30 am-11:30 am

2 stops22h 00m

Porto

Tue 5/20

6:15 am-4:45 pm

1 stop15h 30m

$631

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 10/8

5:22 pm-11:20 pm

2 stops24h 58m

Porto

Thu 10/16

6:15 am-4:45 pm

1 stop15h 30m

$642

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Fri 5/9

3:41 pm-8:35 pm

2 stops23h 54m

Porto

Fri 10/31

11:45 am-9:49 pm

2 stops38h 04m

$723

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 5/6

3:30 pm-7:55 pm

1 stop23h 25m

Porto

Tue 5/13

4:35 pm-4:05 pm

1 stop28h 30m

$739

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 9/9

6:17 pm-9:45 am

1 stop10h 28m

Porto

Thu 9/18

12:10 pm-5:07 pm

2 stops33h 57m

$790

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 6/2

6:40 pm-7:55 am

2 stops32h 15m

Porto

Thu 6/12

7:20 pm-4:45 pm

2 stops26h 25m

$956

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 7/1

3:15 pm-9:20 am

2 stops37h 05m

Porto

Sun 8/31

11:20 am-5:07 pm

2 stops34h 47m

$1,627

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 15 results

Compare providers for flights from Charlotte to Porto

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

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
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 Charlotte-Porto flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Charlotte-Porto flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Charlotte-Porto flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Charlotte-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 Charlotte-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 Charlotte to Porto

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

How far ahead should I book a flight from Charlotte to Porto?

The price you pay for your flight from Charlotte to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 18 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Charlotte to Porto (average of $523). Flying from Charlotte 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.

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

When flying from Charlotte to Porto, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 15% versus a flight in the afternoon.

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

7,918 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

7,918 reviews

Delta

8.0

Very good

7,918 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 France

7.5

Good

1,435 reviews

Delta

8.0

Very good

7,918 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.

SWISS

7.5

Good

1,578 reviews

Delta

8.0

Very good

7,918 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

8,658 reviews

Delta

8.0

Very good

7,918 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.

Brussels Airlines

7.4

Good

345 reviews

Delta

8.0

Very good

7,918 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 are the cheapest airlines flying from Charlotte to Porto round-trip?
According to our current data, British Airways ($587), American Airlines ($588), and Delta ($619) offers the cheapest pricing from Charlotte to Porto. British Airways is currently priced 29% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Charlotte to Porto one-way?
To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at $692. SWISS flights start at $755 while deals on Air France start at $786 one-way.
Can I find deals for flights from Charlotte to Porto that include hotel bookings?
Yes. In addition to deals on Charlotte to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Charlotte to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charlotte to Porto.
Can I find deals for business class flights from Charlotte to Porto?
Yes. Cheapflights offers flight deals from Charlotte 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 Charlotte to Porto?
Currently, January is the cheapest month in which you can book a flight from Charlotte to Porto (average of $523). Flying from Charlotte 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

Aveiro

Coimbra

Matosinhos

Arcos de Valdevez

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Alternative routes for Charlotte to Porto

Other flights to Porto

Top 5 airlines flying from Charlotte to Porto

Airline	Cheapest	Average	Flexibility	On-time
Iberia	Cheapest$557	Average$710	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$565	Average$890	FlexibilityNo cancel fee	On-timeN/A
Lufthansa	Cheapest$567	Average$819	FlexibilityNo cancel fee	On-time76%
American Airlines	Cheapest$569	Average$849	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$815	Average$1,066	FlexibilityNo cancel fee	On-time69%

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$403+ Cheap flights from Charlotte (CLT) 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Charlotte to Porto with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Charlotte Douglas to Porto are usually found in January or November, booked 24 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Charlotte to Porto

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Charlotte to Porto

Cheapest flights from Charlotte to PortoExplore the most affordable flight options available from Charlotte to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

Explore the most affordable flight options available from Charlotte to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Charlotte 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 Charlotte to Porto in April.

Best time to book a flight from Charlotte to Porto

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

Cheapflights Insights

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

How far ahead should I book a flight from Charlotte to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Charlotte to Porto. Price data was last updated on April 11, 2025.

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

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

Find hourly flight availability from Charlotte 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.

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 April 15, 2025.

Related info for your journey

Find useful and relevant information for your journey from Charlotte 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 Charlotte to Porto round-trip?

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

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

How can I find direct flights from Charlotte to Porto?

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

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

Traveling to a place near Charlotte?

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Alternative routes for Charlotte to Porto

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

Top 5 airlines flying from Charlotte to Porto

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Cheapest flights from Charlotte to Porto
Explore the most affordable flight options available from Charlotte to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.