What airlines fly to Porto?

United Airlines, Iberia and American Airlines are the top three most popular airlines that fly to Porto from Charlotte according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Porto. Keep in mind that there are 5 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Charlotte to Porto?

Flights via Newark (EWR) offer the lowest average round-trip price of $594.

Which layover airport has the shortest connection time from Charlotte to Porto?

Newark (EWR) has the shortest average layover time for this route: 2h 02m.

What is the cheapest airline that flies from Charlotte Douglas to Porto?

United Airlines, British Airways, and Lufthansa are the most popular carriers operating from Charlotte Douglas to Porto

Which airport is the most popular layover for flights between Charlotte and Porto?

Newark (EWR) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Charlotte to Porto?

Flights connecting via Newark (EWR) have the shortest average one-way travel time: 10h 10m.

When did momondo last update prices for flights from Charlotte Douglas Airport to Porto Airport?

Prices for flights from Charlotte Douglas Airport to Porto Airport are updated daily.

How many operators does momondo search for flights from Charlotte Douglas Airport to Porto Airport?

As of January 2026, there are 5 operators available to choose from for flights from Charlotte Douglas Airport to Porto Airport.

How old do you have to be to fly from Charlotte Douglas Airport to Porto Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Charlotte Douglas Airport to Porto Airport.

What documentation or ID do you need to fly to Porto Airport?

The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$243 Cheap Flights from Charlotte to Porto in 2026

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One-way

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Cheap round-trip flights

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12:57 pm - 10:30 am

CLT

OPO

16h 33m2 stops

5:00 am - 9:32 pm

OPO

CLT

21h 32m2 stops

$529KLM

Sun, Feb 15 - Tue, Mar 3

3:50 pm - 7:40 am

CLT

OPO

10h 50m1 stop

8:20 am - 9:00 pm

OPO

CLT

17h 40m2 stops

$540Multiple Airlines

Sun, Feb 15 - Tue, Mar 3

3:50 pm - 7:40 am

CLT

OPO

10h 50m1 stop

8:20 am - 4:20 pm

OPO

CLT

13h 00m1 stop

$545Multiple Airlines

Sun, Feb 15 - Tue, Mar 3

7:59 pm - 10:30 pm

CLT

OPO

21h 31m2 stops

4:20 pm - 10:07 am

OPO

CLT

22h 47m2 stops

$549Delta

Mon, Apr 27 - Thu, May 7

3:40 pm - 7:40 am

CLT

OPO

11h 00m1 stop

8:20 am - 3:55 pm

OPO

CLT

12h 35m1 stop

$551Iberia

Tue, Apr 21 - Thu, May 21

3:40 pm - 7:40 am

CLT

OPO

11h 00m1 stop

8:20 am - 9:52 pm

OPO

CLT

18h 32m2 stops

$555Iberia

Tue, Apr 14 - Thu, Apr 23

4:10 pm - 4:00 pm

CLT

OPO

18h 50m1 stop

4:40 pm - 4:05 pm

OPO

CLT

28h 25m1 stop

$556American Airlines

Mon, Jan 26 - Mon, Feb 2

12:08 pm - 7:40 am

CLT

OPO

14h 32m2 stops

8:40 pm - 4:05 pm

OPO

CLT

24h 25m1 stop

$561American Airlines

Mon, Jan 26 - Mon, Feb 2

3:40 pm - 7:40 am

CLT

OPO

11h 00m1 stop

8:20 am - 9:22 pm

OPO

CLT

18h 02m2 stops

$562American Airlines

Tue, Apr 21 - Thu, May 21

7:30 pm - 11:25 pm

CLT

OPO

22h 55m2 stops

6:20 am - 4:45 pm

OPO

CLT

15h 25m1 stop

$565Lufthansa

Tue, Apr 14 - Thu, Apr 23

British Airways flights from Charlotte to Porto

Our best British Airways deals on Charlotte to Porto flight tickets

British Airways

Apr 27

CLT11:40 pmCharlotte Douglas

15h 10m

1 stop

OPO7:50 pmPorto

May 3

OPO12:25 pmPorto

32h 07m

2 stops

CLT3:32 pmCharlotte Douglas

$598

British Airways

Apr 12

CLT10:29 pmCharlotte Douglas

40h 21m

2 stops

OPO7:50 pmPorto

Apr 19

OPO8:20 amPorto

18h 32m

2 stops

CLT9:52 pmCharlotte Douglas

$599

British Airways

Apr 25

CLT6:27 pmCharlotte Douglas

44h 53m

2 stops

OPO8:20 pmPorto

May 3

OPO12:25 pmPorto

32h 07m

2 stops

CLT3:32 pmCharlotte Douglas

$605

Iberia flights from Charlotte to Porto

Our best Iberia deals on Charlotte to Porto flight tickets

Iberia

Apr 21

CLT3:40 pmCharlotte Douglas

11h 00m

1 stop

OPO7:40 amPorto

May 21

OPO8:20 amPorto

12h 35m

1 stop

CLT3:55 pmCharlotte Douglas

$551

Iberia

Apr 14

CLT3:40 pmCharlotte Douglas

11h 00m

1 stop

OPO7:40 amPorto

Apr 23

OPO8:20 amPorto

18h 32m

2 stops

CLT9:52 pmCharlotte Douglas

$555

Iberia

Apr 14

CLT11:25 amCharlotte Douglas

15h 15m

2 stops

OPO7:40 amPorto

Apr 23

OPO8:40 pmPorto

30h 12m

2 stops

CLT9:52 pmCharlotte Douglas

$571

Fly from

Fly to

Route

Depart

Return

Price

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 2/15

12:57 pm-10:30 am

2 stops16h 33m

Porto

Tue 3/3

5:00 am-9:32 pm

2 stops21h 32m

$529

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 2/15

3:50 pm-7:40 am

1 stop10h 50m

Porto

Tue 3/3

8:20 am-9:00 pm

2 stops17h 40m

$540

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 2/15

3:50 pm-7:40 am

1 stop10h 50m

Porto

Tue 3/3

8:20 am-4:20 pm

1 stop13h 00m

$545

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 4/27

7:59 pm-10:30 pm

2 stops21h 31m

Porto

Thu 5/7

4:20 pm-10:07 am

2 stops22h 47m

$549

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 4/21

3:40 pm-7:40 am

1 stop11h 00m

Porto

Thu 5/21

8:20 am-3:55 pm

1 stop12h 35m

$551

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 4/14

3:40 pm-7:40 am

1 stop11h 00m

Porto

Thu 4/23

8:20 am-9:52 pm

2 stops18h 32m

$555

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 1/26

4:10 pm-4:00 pm

1 stop18h 50m

Porto

Mon 2/2

4:40 pm-4:05 pm

1 stop28h 25m

$556

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 1/26

12:08 pm-7:40 am

2 stops14h 32m

Porto

Mon 2/2

8:40 pm-4:05 pm

1 stop24h 25m

$561

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 4/21

3:40 pm-7:40 am

1 stop11h 00m

Porto

Thu 5/21

8:20 am-9:22 pm

2 stops18h 02m

$562

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 4/14

7:30 pm-11:25 pm

2 stops22h 55m

Porto

Thu 4/23

6:20 am-4:45 pm

1 stop15h 25m

$565

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Charlotte to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Can stopping save me money on Charlotte to Porto flights?

You could potentially save up to 43% on your flight if you consider stops on a Charlotte to Porto flight.

When to book flights from Charlotte to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Charlotte to Porto according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Charlotte to Porto (CLT to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Charlotte to Porto

Fastest flight time	11h 00m
Direct flights	None

The fastest flight from Charlotte to Porto takes 11h 00m

There are no direct flights from Charlotte to Porto. There are no popular flight routes from Charlotte to Porto.

Search flight deals

How far is Charlotte Douglas to Porto by plane?
The straight-line distance from Charlotte Douglas to Porto is 3826.8 mi. By plane, this route typically takes 11h 00m.
When did momondo last update prices for flights from Charlotte Douglas Airport to Porto Airport?
Prices for flights from Charlotte Douglas Airport to Porto Airport are updated daily.
How many operators does momondo search for flights from Charlotte Douglas Airport to Porto Airport?
As of January 2026, there are 5 operators available to choose from for flights from Charlotte Douglas Airport to Porto Airport.
How old do you have to be to fly from Charlotte Douglas Airport to Porto Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Charlotte Douglas Airport to Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Charlotte to Porto?
Based on momondo bookings for flights between Charlotte and Porto, the leading airline is United Airlines, making up 40% of the total bookings. Other popular airlines include Iberia with 22%, American Airlines with 16%, and British Airways with 11%.

Best airlines flying from Charlotte to Porto

Compare and see reviews for airlines that fly from Charlotte to Porto with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $608	Free Cancellation	Rating 6.8 7,696 reviews	Search Lufthansa flights
American Airlines	PriceFrom $608	Free Cancellation	Rating 7.2 11,095 reviews	Search American Airlines flights
Iberia	PriceFrom $628	Free Cancellation	Rating 7.0 3,078 reviews	Search Iberia flights
United Airlines	PriceFrom $642	Free Cancellation	Rating 7.4 9,141 reviews	Search United Airlines flights
British Airways	PriceFrom $663	Free Cancellation	Rating 6.7 7,657 reviews	Search British Airways flights

Vila Nova de Gaia

Coimbra

Braga

Matosinhos

Aveiro

Esposende

Lamego

Guimarães

Chaves

Espinho

Viseu

Pinhao

Arcos de Valdevez

Ponte de Lima

Curia

Penafiel

Mesao Frio

Mira

Baiao

Why use momondo?

Why should I use momondo to find a flight deal from Charlotte to Porto?

Finding the right flight to Porto from Charlotte is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto quick and easy, saving you time and money.

Can I find flights from Charlotte to Porto with flexible booking policies on momondo?

Flights from Charlotte to Porto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Charlotte to Porto?

Once you have performed a search for Charlotte to Porto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Charlotte to Porto right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Porto, momondo offers a useful price alert feature which will track prices for flights to Porto from Charlotte and alert you when they change.

An easier way to manage your Porto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Charlotte to Porto from $243

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Charlotte to Porto departing on 3/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Charlotte to Porto

Cheap round-trip flights

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British Airways flights from Charlotte to Porto

Our best British Airways deals on Charlotte to Porto flight tickets

Iberia flights from Charlotte to Porto

Our best Iberia deals on Charlotte to Porto flight tickets

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

See travel insights to Porto from

How to get the cheapest flight ticket from Charlotte to Porto

Can stopping save me money on Charlotte to Porto flights?

You could potentially save up to 43% on your flight if you consider stops on a Charlotte to Porto flight.

What is the cheapest airline that flies from Charlotte Douglas to Porto?

United Airlines, British Airways, and Lufthansa are the most popular carriers operating from Charlotte Douglas to Porto

What airlines fly to Porto?

Which airport is the most popular layover for flights between Charlotte and Porto?

Newark (EWR) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Charlotte to Porto?

Flights via Newark (EWR) offer the lowest average round-trip price of $594.

Which layover airport has the shortest travel time from Charlotte to Porto?

Flights connecting via Newark (EWR) have the shortest average one-way travel time: 10h 10m.

Which layover airport has the shortest connection time from Charlotte to Porto?

Newark (EWR) has the shortest average layover time for this route: 2h 02m.

When to book flights from Charlotte to Porto

Cheap Charlotte to Porto (CLT to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Charlotte to Porto

Fastest flight time

Direct flights

How far is Charlotte Douglas to Porto by plane?

When did momondo last update prices for flights from Charlotte Douglas Airport to Porto Airport?

How many operators does momondo search for flights from Charlotte Douglas Airport to Porto Airport?

How old do you have to be to fly from Charlotte Douglas Airport to Porto Airport?

What documentation or ID do you need to fly to Porto Airport?

What is the most popular airline from Charlotte to Porto?

Best airlines flying from Charlotte to Porto

Compare and see reviews for airlines that fly from Charlotte to Porto with momondo

Traveling to a place near Porto?

Why use momondo?

Why should I use momondo to find a flight deal from Charlotte to Porto?

Can I find flights from Charlotte to Porto with flexible booking policies on momondo?

How can momondo help me find flights from Charlotte to Porto?

I’m not ready to book a flight from Charlotte to Porto right now. Can momondo alert me if prices change?

An easier way to manage your Porto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal