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Cheap flights from Charlotte to Porto from $438

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 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Charlotte to Porto

Cheap round-trip flights

United Airlines Logo
6:20 pm - 9:30 amCLT-OPO
10h 10m1 stop
United Airlines Logo
6:00 am - 4:17 pmOPO-CLT
39h 17m2 stops
$536United Airlines
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Tue, Nov 4 - Fri, Jan 16
United Airlines Logo
10:43 am - 9:30 amCLT-OPO
17h 47m2 stops
United Airlines Logo
6:00 am - 4:17 pmOPO-CLT
39h 17m2 stops
$541United Airlines
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Tue, Nov 4 - Thu, Jan 15
United Airlines Logo
5:00 am - 8:30 amCLT-OPO
22h 30m2 stops
United Airlines Logo
6:00 am - 6:59 pmOPO-CLT
17h 59m2 stops
$544United Airlines
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Sun, Nov 2 - Thu, Jan 15
American Airlines Logo
3:40 pm - 7:40 amCLT-OPO
11h 00m1 stop
American Airlines Logo
8:20 am - 9:43 pmOPO-CLT
18h 23m2 stops
$554American Airlines
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Sun, Nov 2 - Fri, Jan 16
Logo
8:30 am - 3:00 pmCLT-OPO
25h 30m2 stops
Logo
11:50 am - 4:45 pmOPO-CLT
33h 55m2 stops
$556
Find Deal
Tue, Oct 7 - Tue, Oct 14
American Airlines Logo
4:15 pm - 11:45 amCLT-OPO
14h 30m2 stops
American Airlines Logo
8:20 am - 9:42 pmOPO-CLT
18h 22m2 stops
$558American Airlines
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Wed, Jan 28 - Fri, Feb 6
Lufthansa Logo
6:50 pm - 12:50 pmCLT-OPO
13h 00m1 stop
Lufthansa Logo
2:05 pm - 4:55 pmOPO-CLT
31h 50m1 stop
$560Lufthansa
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Sun, Nov 2 - Thu, Jan 15
Air Canada Logo
9:30 am - 1:15 pmCLT-OPO
22h 45m2 stops
Air Canada Logo
6:00 am - 4:17 pmOPO-CLT
39h 17m2 stops
$561Air Canada
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Wed, Nov 5 - Thu, Jan 15
Lufthansa Logo
6:50 pm - 12:50 pmCLT-OPO
13h 00m1 stop
Lufthansa Logo
2:05 pm - 4:55 pmOPO-CLT
31h 50m1 stop
$565Lufthansa
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Tue, Nov 4 - Thu, Jan 15
Logo
8:30 am - 3:00 pmCLT-OPO
25h 30m2 stops
Logo
11:50 am - 4:45 pmOPO-CLT
33h 55m3 stops
$566
Find Deal
Tue, Oct 7 - Tue, Oct 14

American Airlines flights from Charlotte to Porto

Our best American Airlines deals on Charlotte to Porto flight tickets
American Airlines
Nov 2
CLT3:40 pmCharlotte Douglas
11h 00m
1 stop
OPO7:40 amPorto
Jan 16
OPO8:20 amPorto
18h 23m
2 stops
CLT9:43 pmCharlotte Douglas
$554
Find similar
American Airlines
Jan 28
CLT4:15 pmCharlotte Douglas
14h 30m
2 stops
OPO11:45 amPorto
Feb 6
OPO8:20 amPorto
18h 22m
2 stops
CLT9:42 pmCharlotte Douglas
$558
Find similar
American Airlines
Nov 2
CLT2:35 pmCharlotte Douglas
16h 10m
2 stops
OPO11:45 amPorto
Jan 16
OPO8:20 amPorto
18h 23m
2 stops
CLT9:43 pmCharlotte Douglas
$598
Find similar

Lufthansa flights from Charlotte to Porto

Our best Lufthansa deals on Charlotte to Porto flight tickets
Lufthansa
Nov 2
CLT6:50 pmCharlotte Douglas
13h 00m
1 stop
OPO12:50 pmPorto
Jan 15
OPO2:05 pmPorto
31h 50m
1 stop
CLT4:55 pmCharlotte Douglas
$560
Find similar
Lufthansa
Nov 4
CLT6:50 pmCharlotte Douglas
13h 00m
1 stop
OPO12:50 pmPorto
Jan 15
OPO2:05 pmPorto
31h 50m
1 stop
CLT4:55 pmCharlotte Douglas
$565
Find similar
Lufthansa
Nov 2
CLT6:50 pmCharlotte Douglas
13h 00m
1 stop
OPO12:50 pmPorto
Nov 17
OPO1:45 pmPorto
32h 10m
1 stop
CLT4:55 pmCharlotte Douglas
$582
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Charlotte to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 16, 2025.
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 11/4

6:20 pm-9:30 am

1 stop10h 10m

Porto

Fri 1/16

6:00 am-4:17 pm

2 stops39h 17m

$536

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 11/4

10:43 am-9:30 am

2 stops17h 47m

Porto

Thu 1/15

6:00 am-4:17 pm

2 stops39h 17m

$541

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 11/2

5:00 am-8:30 am

2 stops22h 30m

Porto

Thu 1/15

6:00 am-6:59 pm

2 stops17h 59m

$544

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 11/2

3:40 pm-7:40 am

1 stop11h 00m

Porto

Fri 1/16

8:20 am-9:43 pm

2 stops18h 23m

$554

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 10/7

8:30 am-3:00 pm

2 stops25h 30m

Porto

Tue 10/14

11:50 am-4:45 pm

2 stops33h 55m

$556

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 1/28

4:15 pm-11:45 am

2 stops14h 30m

Porto

Fri 2/6

8:20 am-9:42 pm

2 stops18h 22m

$558

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 11/2

6:50 pm-12:50 pm

1 stop13h 00m

Porto

Thu 1/15

2:05 pm-4:55 pm

1 stop31h 50m

$560

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 11/5

9:30 am-1:15 pm

2 stops22h 45m

Porto

Thu 1/15

6:00 am-4:17 pm

2 stops39h 17m

$561

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 11/4

6:50 pm-12:50 pm

1 stop13h 00m

Porto

Thu 1/15

2:05 pm-4:55 pm

1 stop31h 50m

$565

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 10/7

8:30 am-3:00 pm

2 stops25h 30m

Porto

Tue 10/14

11:50 am-4:45 pm

3 stops33h 55m

$566

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Porto from

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

What is the cheapest month to fly to Porto?

The month of January is, on average, the cheapest month to fly to Porto from Charlotte, with most prices found around $587. If you aren’t able to travel during the month of January, then book flights to Porto from Charlotte during November instead. Flights to Porto in November, while not as cheap as those in January, still average around $642.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $831. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $1,063. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the morning is the cheapest time of day to fly from Charlotte to Porto when you can find flight prices for as low as $821. Flying to Porto in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $958 on average. Flights to Porto from Charlotte in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $901 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 $680 on momondo.

Can stopping save me money on Charlotte to Porto flights?

You could potentially save up to 45% 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

Direct flights

None
There are no direct flights from Charlotte to Porto. There are no popular flight routes from Charlotte to Porto.
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  • 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 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?

  • 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?

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
IberiaPriceFrom $587Free CancellationRating
7.0
2,924 reviews
Search Iberia flights
British AirwaysPriceFrom $602Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
American AirlinesPriceFrom $607Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
LufthansaPriceFrom $610Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
United AirlinesPriceFrom $702Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Aveiro
Coimbra
Braga
Matosinhos
Caminha
Guimarães
Esposende
Lamego
Chaves
Espinho
Arcos de Valdevez
Viseu
Ponte de Lima
Pinhao
Santa Maria da Feira
Curia
Penafiel
Mesao Frio
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.
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