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

United Airlines 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: 67% 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 Munich (MUC) offer the lowest average round-trip price of $625.

What airlines fly to Porto?

United Airlines, Iberia and Lufthansa 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 37% of people opting to fly with this airline when traveling to Porto. Keep in mind that there are 4 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

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

Munich (MUC) has the shortest average layover time for this route: 2h 18m.

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: 11h 33m.

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 October 2026, there are 4 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.

$266 Cheap Flights from Charlotte to Porto in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Charlotte to Porto

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6:40 pm - 7:55 amCLT Charlotte Douglas-OPO Porto

32h 15m2 stops Munich Franz Josef Strauss Zurich

7:20 pm - 9:23 pmOPO Porto-CLT Charlotte Douglas

31h 03m2 stops Zurich Chicago O'Hare Intl

$715SWISS

Sun, Apr 11 - Mon, Apr 26

3:35 pm - 7:40 amCLT Charlotte Douglas-OPO Porto

11h 05m1 stop Madrid Barajas

8:40 pm - 3:45 pmOPO Porto-CLT Charlotte Douglas

24h 05m1 stop Madrid Barajas

$716Iberia

Sun, Apr 11 - Mon, Apr 26

8:28 pm - 8:00 pmCLT Charlotte Douglas-OPO Porto

18h 32m2 stops Newark Madrid Barajas

8:40 pm - 3:45 pmOPO Porto-CLT Charlotte Douglas

24h 05m1 stop Madrid Barajas

$720Iberia

Sun, Apr 11 - Mon, Apr 26

3:22 pm - 9:30 amCLT Charlotte Douglas-OPO Porto

13h 08m1 stop Newark

6:00 am - 11:59 pmOPO Porto-CLT Charlotte Douglas

22h 59m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$734United Airlines

Wed, Dec 9 - Wed, Dec 16

8:15 am - 9:30 amCLT Charlotte Douglas-OPO Porto

20h 15m2 stops Chicago O'Hare Intl Newark

6:00 am - 11:59 pmOPO Porto-CLT Charlotte Douglas

22h 59m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$739United Airlines

Wed, Dec 9 - Wed, Dec 16

6:50 pm - 12:50 pmCLT Charlotte Douglas-OPO Porto

13h 00m1 stop Munich Franz Josef Strauss

6:00 am - 4:26 pmOPO Porto-CLT Charlotte Douglas

39h 26m2 stops Frankfurt am Main Toronto Pearson Intl

$744Multiple Airlines

Fri, Feb 12 - Tue, Feb 16

6:50 pm - 12:50 pmCLT Charlotte Douglas-OPO Porto

13h 00m1 stop Munich Franz Josef Strauss

1:45 pm - 4:55 pmOPO Porto-CLT Charlotte Douglas

32h 10m1 stop Munich Franz Josef Strauss

$748Lufthansa

Fri, Feb 12 - Tue, Feb 16

5:10 pm - 11:15 amCLT Charlotte Douglas-OPO Porto

37h 05m2 stops Toronto Pearson Intl Zurich

12:05 pm - 8:57 pmOPO Porto-CLT Charlotte Douglas

37h 52m2 stops Zurich Chicago O'Hare Intl

$754Multiple Airlines

Fri, Feb 12 - Tue, Feb 16

3:45 pm - 7:40 amCLT Charlotte Douglas-OPO Porto

10h 55m1 stop Madrid Barajas

8:20 am - 7:41 pmOPO Porto-CLT Charlotte Douglas

16h 21m2 stops Madrid Barajas New York John F Kennedy Intl

$780Iberia

Fri, Jan 15 - Thu, Jan 21

6:50 pm - 12:50 pmCLT Charlotte Douglas-OPO Porto

13h 00m1 stop Munich Franz Josef Strauss

6:10 am - 4:55 pmOPO Porto-CLT Charlotte Douglas

15h 45m1 stop Munich Franz Josef Strauss

$797Lufthansa

Fri, Mar 5 - Sat, Mar 13

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Iberia flights from Charlotte to Porto

Our best Iberia deals on Charlotte to Porto flight tickets

Iberia

Apr 11

CLT3:35 pmCharlotte Douglas

11h 05m

1 stop

OPO7:40 amPorto

Apr 26

OPO8:40 pmPorto

24h 05m

1 stop

CLT3:45 pmCharlotte Douglas

$716

Iberia

Apr 11

CLT8:28 pmCharlotte Douglas

18h 32m

2 stops

OPO8:00 pmPorto

Apr 26

OPO8:40 pmPorto

24h 05m

1 stop

CLT3:45 pmCharlotte Douglas

$720

Iberia

Jan 15

CLT3:45 pmCharlotte Douglas

10h 55m

1 stop

OPO7:40 amPorto

Jan 21

OPO8:20 amPorto

16h 21m

2 stops

CLT7:41 pmCharlotte Douglas

$780

United Airlines flights from Charlotte to Porto

Our best United Airlines deals on Charlotte to Porto flight tickets

United Airlines

Dec 9

CLT3:22 pmCharlotte Douglas

13h 08m

1 stop

OPO9:30 amPorto

Dec 16

OPO6:00 amPorto

22h 59m

2 stops

CLT11:59 pmCharlotte Douglas

$734

United Airlines

Dec 9

CLT8:15 amCharlotte Douglas

20h 15m

2 stops

OPO9:30 amPorto

Dec 16

OPO6:00 amPorto

22h 59m

2 stops

CLT11:59 pmCharlotte Douglas

$739

United Airlines

Dec 9

CLT6:15 pmCharlotte Douglas

10h 15m

1 stop

OPO9:30 amPorto

Dec 16

OPO12:35 pmPorto

13h 32m

1 stop

CLT9:07 pmCharlotte Douglas

$749

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Sun 4/11

6:40 pm-7:55 am

2 stops32h 15m

Porto

Mon 4/26

7:20 pm-9:23 pm

2 stops31h 03m

$715

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Sun 4/11

3:35 pm-7:40 am

1 stop11h 05m

Porto

Mon 4/26

8:40 pm-3:45 pm

1 stop24h 05m

$716

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Sun 4/11

8:28 pm-8:00 pm

2 stops18h 32m

Porto

Mon 4/26

8:40 pm-3:45 pm

1 stop24h 05m

$720

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Wed 12/9

3:22 pm-9:30 am

1 stop13h 08m

Porto

Wed 12/16

6:00 am-11:59 pm

2 stops22h 59m

$734

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Wed 12/9

8:15 am-9:30 am

2 stops20h 15m

Porto

Wed 12/16

6:00 am-11:59 pm

2 stops22h 59m

$739

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Fri 2/12

6:50 pm-12:50 pm

1 stop13h 00m

Porto

Tue 2/16

6:00 am-4:26 pm

2 stops39h 26m

$744

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Fri 2/12

6:50 pm-12:50 pm

1 stop13h 00m

Porto

Tue 2/16

1:45 pm-4:55 pm

1 stop32h 10m

$748

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Fri 2/12

5:10 pm-11:15 am

2 stops37h 05m

Porto

Tue 2/16

12:05 pm-8:57 pm

2 stops37h 52m

$754

Quickest round-trip

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Fri 1/15

3:45 pm-7:40 am

1 stop10h 55m

Porto

Thu 1/21

8:20 am-7:41 pm

2 stops16h 21m

$780

CharlottePorto

CLT Charlotte Douglas - OPO Porto

CLTOPO

Charlotte Douglas

Fri 3/5

6:50 pm-12:50 pm

1 stop13h 00m

Porto

Sat 3/13

6:10 am-4:55 pm

1 stop15h 45m

$797

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

What is the typical price of a round-trip flight between Charlotte and Porto?

Prices are currently typical for flights on this route.

Typical prices usually range from $650 to $723.
The lowest price recently found on this route was $715.

What is the cheapest month to fly to Porto?

The month of April is, on average, the cheapest month to fly to Porto from Charlotte, with most prices found around $705. If you aren’t able to travel during the month of April, then book flights to Porto from Charlotte during February instead. Flights to Porto in February, while not as cheap as those in April, still average around $710.

Can stopping save me money on Charlotte to Porto flights?

You could potentially save up to 30% 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

Best Price Found	$266
Fastest flight time	10h 26m
Direct flights	None

The best one-way flight to Porto from Charlotte in the past 72 hours is $266. The best round-trip flight deal from Charlotte to Porto found on momondo in the last 72 hours is $715.

The fastest flight from Charlotte to Porto takes 10h 26m

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

Search flight deals

Frequently asked questions about flying from Charlotte to Porto

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 10h 26m.
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 October 2026, there are 4 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 37% of the total bookings. Other popular airlines include Iberia with 35%, Lufthansa with 14%, and American Airlines with 13%.

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
American Airlines	PriceFrom $555	Free Cancellation	Rating 7.0 12,189 reviews	Search American Airlines flights
Lufthansa	PriceFrom $561	Free Cancellation	Rating 6.8 8,291 reviews	Search Lufthansa flights
United Airlines	PriceFrom $655	Free Cancellation	Rating 7.3 10,444 reviews	Search United Airlines flights
Iberia	PriceFrom $655	Free Cancellation	Rating 7.0 3,244 reviews	Search Iberia flights

Braga

Coimbra

Vila Nova de Gaia

Aveiro

Pinhao

Matosinhos

Esposende

Chaves

Viseu

Espinho

Arcos de Valdevez

Guimarães

Lamego

Caminha

Penafiel

Ponte de Lima

Mira

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.

Start using Trips

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Azores Airport

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Cheap flights from Charlotte to Porto from $266

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 11/12. 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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Iberia flights from Charlotte to Porto

Our best Iberia deals on Charlotte to Porto flight tickets

United Airlines flights from Charlotte to Porto

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How to get the cheapest flight ticket from Charlotte to Porto

What is the typical price of a round-trip flight between Charlotte and Porto?

What is the cheapest month to fly to Porto?

Can stopping save me money on Charlotte to Porto flights?

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

What airlines fly to Porto?

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

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

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

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

When to book flights from Charlotte to Porto

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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?

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

Fly your favorite airline to Porto

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Porto

List of cabin classes available on flights landing in Porto. Availability may vary depending on flight origin and airline.

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

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