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.

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.

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 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.

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

British Airways is the most popular carrier operating from Charlotte Douglas to Porto

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 December 2025, 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.

$309 Cheap Flights from Charlotte to Porto in 2025/26

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Cheap round-trip flights

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6:50 pm - 12:50 pm

CLT

OPO

13h 00m1 stop

1:45 pm - 4:55 pm

OPO

CLT

32h 10m1 stop

$547Lufthansa

Sun, Feb 8 - Mon, Feb 23

6:50 pm - 12:50 pm

CLT

OPO

13h 00m1 stop

12:55 pm - 6:55 pm

OPO

CLT

35h 00m2 stops

$551Multiple Airlines

Sun, Feb 8 - Mon, Feb 23

6:50 pm - 12:50 pm

CLT

OPO

13h 00m1 stop

1:45 pm - 4:55 pm

OPO

CLT

32h 10m1 stop

$575Lufthansa

Sun, Feb 8 - Mon, Feb 23

6:59 pm - 10:30 am

CLT

OPO

34h 31m2 stops

11:15 am - 9:32 pm

OPO

CLT

39h 17m2 stops

$584Delta

Sun, Feb 8 - Mon, Feb 23

5:35 pm - 12:50 pm

CLT

OPO

38h 15m2 stops

12:05 pm - 9:30 pm

OPO

CLT

38h 25m2 stops

$586Multiple Airlines

Mon, Jan 26 - Mon, Feb 2

7:50 am - 3:15 pm

CLT

OPO

26h 25m2 stops

1:45 pm - 4:55 pm

OPO

CLT

32h 10m1 stop

$590Multiple Airlines

Sun, Feb 8 - Mon, Feb 23

2:25 pm - 10:30 am

CLT

OPO

15h 05m2 stops

4:10 pm - 7:09 pm

OPO

CLT

31h 59m2 stops

$592Multiple Airlines

Sun, Feb 8 - Mon, Feb 23

9:55 am - 2:45 pm

CLT

OPO

23h 50m2 stops

6:00 am - 8:57 pm

OPO

CLT

43h 57m2 stops

$602United Airlines

Tue, Feb 10 - Tue, Feb 17

4:10 pm - 4:00 pm

CLT

OPO

18h 50m1 stop

8:40 pm - 4:05 pm

OPO

CLT

24h 25m1 stop

$606Iberia

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

$610American Airlines

Mon, Jan 26 - Mon, Feb 2

Delta flights from Charlotte to Porto

Our best Delta deals on Charlotte to Porto flight tickets

Delta

Apr 2

CLT11:23 amCharlotte Douglas

18h 32m

2 stops

OPO10:55 amPorto

Apr 8

OPO5:00 amPorto

22h 33m

2 stops

CLT10:33 pmCharlotte Douglas

$813

Find similar

Delta

Jan 6

CLT11:35 amCharlotte Douglas

17h 55m

2 stops

OPO10:30 amPorto

Jan 10

OPO5:00 amPorto

18h 10m

2 stops

CLT6:10 pmCharlotte Douglas

$1,258

Find similar

United Airlines flights from Charlotte to Porto

Our best United Airlines deals on Charlotte to Porto flight tickets

United Airlines

Feb 10

CLT9:55 amCharlotte Douglas

23h 50m

2 stops

OPO2:45 pmPorto

Feb 17

OPO6:00 amPorto

43h 57m

2 stops

CLT8:57 pmCharlotte Douglas

$602

Find similar

United Airlines

Feb 26

CLT6:20 pmCharlotte Douglas

10h 10m

1 stop

OPO9:30 amPorto

Mar 4

OPO6:00 amPorto

20h 09m

2 stops

CLT9:09 pmCharlotte Douglas

$635

Find similar

United Airlines

Feb 26

CLT6:00 amCharlotte Douglas

22h 30m

2 stops

OPO9:30 amPorto

Mar 4

OPO6:00 amPorto

20h 09m

2 stops

CLT9:09 pmCharlotte Douglas

$640

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 2/8

6:50 pm-12:50 pm

1 stop13h 00m

Porto

Mon 2/23

1:45 pm-4:55 pm

1 stop32h 10m

$547

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 2/8

6:50 pm-12:50 pm

1 stop13h 00m

Porto

Mon 2/23

12:55 pm-6:55 pm

2 stops35h 00m

$551

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 2/8

6:50 pm-12:50 pm

1 stop13h 00m

Porto

Mon 2/23

1:45 pm-4:55 pm

1 stop32h 10m

$575

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 2/8

6:59 pm-10:30 am

2 stops34h 31m

Porto

Mon 2/23

11:15 am-9:32 pm

2 stops39h 17m

$584

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 1/26

5:35 pm-12:50 pm

2 stops38h 15m

Porto

Mon 2/2

12:05 pm-9:30 pm

2 stops38h 25m

$586

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 2/8

7:50 am-3:15 pm

2 stops26h 25m

Porto

Mon 2/23

1:45 pm-4:55 pm

1 stop32h 10m

$590

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 2/8

2:25 pm-10:30 am

2 stops15h 05m

Porto

Mon 2/23

4:10 pm-7:09 pm

2 stops31h 59m

$592

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 2/10

9:55 am-2:45 pm

2 stops23h 50m

Porto

Tue 2/17

6:00 am-8:57 pm

2 stops43h 57m

$602

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 1/26

4:10 pm-4:00 pm

1 stop18h 50m

Porto

Mon 2/2

8:40 pm-4:05 pm

1 stop24h 25m

$606

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

$610

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

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

You are more likely to see cheaper flights to Porto from Charlotte when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $945 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Charlotte for as low as $691 on momondo.

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 December 2025, 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 7,658 reviews	Search Lufthansa flights
American Airlines	PriceFrom $608	Free Cancellation	Rating 7.2 11,071 reviews	Search American Airlines flights
Iberia	PriceFrom $628	Free Cancellation	Rating 7.0 3,059 reviews	Search Iberia flights
United Airlines	PriceFrom $642	Free Cancellation	Rating 7.4 9,114 reviews	Search United Airlines flights
British Airways	PriceFrom $663	Free Cancellation	Rating 6.7 7,616 reviews	Search British Airways flights

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Coimbra

Braga

Aveiro

Matosinhos

Guimarães

Esposende

Lamego

Chaves

Viseu

Espinho

Arcos de Valdevez

Pinhao

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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Lisbon Humberto Delgado Airport

Azores Airport

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Flights from Charlotte Douglas to Philadelphia

Cheap flights from Charlotte to Porto from $309

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 3/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Our best United Airlines deals on Charlotte to Porto flight tickets

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See travel insights to Porto from

How to get the cheapest flight ticket from Charlotte to Porto

How far in advance should I book a flight 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?

British Airways is the most popular carrier 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