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Cheap flights from Charlotte to Porto from $365

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 4/18. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Charlotte to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:57 pm - 9:45 am
CLT
-
OPO
12h 48m
1 stop
United Airlines Logo
12:45 pm - 6:41 pm
OPO
-
CLT
34h 56m
2 stops
$828United Airlines
Mon, Sep 21 - Wed, Sep 30
United Airlines Logo
6:00 am - 9:45 am
CLT
-
OPO
22h 45m
2 stops
United Airlines Logo
12:45 pm - 6:41 pm
OPO
-
CLT
34h 56m
2 stops
$833United Airlines
Mon, Sep 21 - Wed, Sep 30
Delta Logo
3:21 pm - 3:30 pm
CLT
-
OPO
19h 09m
2 stops
Delta Logo
5:00 am - 10:47 pm
OPO
-
CLT
22h 47m
2 stops
$846Delta
Wed, May 6 - Mon, May 11
Iberia Logo
7:40 pm - 4:00 pm
CLT
-
OPO
15h 20m
1 stop
Iberia Logo
4:40 pm - 3:55 pm
OPO
-
CLT
28h 15m
1 stop
$848Iberia
Mon, Sep 21 - Wed, Sep 30
American Airlines Logo
2:27 pm - 11:45 am
CLT
-
OPO
16h 18m
2 stops
American Airlines Logo
8:20 am - 9:35 pm
OPO
-
CLT
18h 15m
2 stops
$850American Airlines
Mon, Sep 21 - Wed, Sep 30
Delta Logo
7:59 pm - 10:00 pm
CLT
-
OPO
21h 01m
2 stops
Delta Logo
5:00 am - 8:16 pm
OPO
-
CLT
20h 16m
2 stops
$861Delta
Sat, Apr 25 - Sun, May 3
United Airlines Logo
5:55 pm - 9:45 am
CLT
-
OPO
10h 50m
1 stop
United Airlines Logo
9:00 am - 5:14 pm
OPO
-
CLT
13h 14m
1 stop
$862United Airlines
Wed, Aug 12 - Sat, Aug 22
Iberia Logo
7:40 pm - 8:00 pm
CLT
-
OPO
19h 20m
1 stop
Iberia Logo
8:40 pm - 4:00 pm
OPO
-
CLT
24h 20m
1 stop
$863Iberia
Sun, Sep 27 - Sat, Oct 10
United Airlines Logo
8:05 am - 7:00 am
CLT
-
OPO
17h 55m
2 stops
United Airlines Logo
9:00 am - 5:14 pm
OPO
-
CLT
13h 14m
1 stop
$866United Airlines
Wed, Aug 12 - Sat, Aug 22
Iberia Logo
12:32 pm - 7:40 am
CLT
-
OPO
14h 08m
2 stops
Iberia Logo
8:40 pm - 4:00 pm
OPO
-
CLT
24h 20m
1 stop
$867Iberia
Sun, Sep 27 - Sat, Oct 10

United Airlines flights from Charlotte to Porto

Our best United Airlines deals on Charlotte to Porto flight tickets
United Airlines
Sep 21
CLT3:57 pmCharlotte Douglas
12h 48m
1 stop
OPO9:45 amPorto
Sep 30
OPO12:45 pmPorto
34h 56m
2 stops
CLT6:41 pmCharlotte Douglas
$828
United Airlines
Sep 21
CLT6:00 amCharlotte Douglas
22h 45m
2 stops
OPO9:45 amPorto
Sep 30
OPO12:45 pmPorto
34h 56m
2 stops
CLT6:41 pmCharlotte Douglas
$833
United Airlines
Aug 12
CLT5:55 pmCharlotte Douglas
10h 50m
1 stop
OPO9:45 amPorto
Aug 22
OPO9:00 amPorto
13h 14m
1 stop
CLT5:14 pmCharlotte Douglas
$862

Delta flights from Charlotte to Porto

Our best Delta deals on Charlotte to Porto flight tickets
Delta
Apr 13
CLT7:59 pmCharlotte Douglas
21h 01m
2 stops
OPO10:00 pmPorto
Apr 28
OPO5:00 amPorto
16h 00m
2 stops
CLT4:00 pmCharlotte Douglas
$811
Delta
Apr 13
CLT7:59 pmCharlotte Douglas
14h 26m
2 stops
OPO3:25 pmPorto
Apr 27
OPO4:20 pmPorto
29h 49m
2 stops
CLT5:09 pmCharlotte Douglas
$831
Delta
May 6
CLT3:21 pmCharlotte Douglas
19h 09m
2 stops
OPO3:30 pmPorto
May 11
OPO5:00 amPorto
22h 47m
2 stops
CLT10:47 pmCharlotte Douglas
$846

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 April 9, 2026.
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

Cheapest round-trip

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

3:57 pm-9:45 am

1 stop12h 48m

Porto

Wed 9/30

12:45 pm-6:41 pm

2 stops34h 56m

$828

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

6:00 am-9:45 am

2 stops22h 45m

Porto

Wed 9/30

12:45 pm-6:41 pm

2 stops34h 56m

$833

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 5/6

3:21 pm-3:30 pm

2 stops19h 09m

Porto

Mon 5/11

5:00 am-10:47 pm

2 stops22h 47m

$846

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

7:40 pm-4:00 pm

1 stop15h 20m

Porto

Wed 9/30

4:40 pm-3:55 pm

1 stop28h 15m

$848

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

2:27 pm-11:45 am

2 stops16h 18m

Porto

Wed 9/30

8:20 am-9:35 pm

2 stops18h 15m

$850

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sat 4/25

7:59 pm-10:00 pm

2 stops21h 01m

Porto

Sun 5/3

5:00 am-8:16 pm

2 stops20h 16m

$861
Quickest round-trip

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 8/12

5:55 pm-9:45 am

1 stop10h 50m

Porto

Sat 8/22

9:00 am-5:14 pm

1 stop13h 14m

$862

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 9/27

7:40 pm-8:00 pm

1 stop19h 20m

Porto

Sat 10/10

8:40 pm-4:00 pm

1 stop24h 20m

$863

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 8/12

8:05 am-7:00 am

2 stops17h 55m

Porto

Sat 8/22

9:00 am-5:14 pm

1 stop13h 14m

$866

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 9/27

12:32 pm-7:40 am

2 stops14h 08m

Porto

Sat 10/10

8:40 pm-4:00 pm

1 stop24h 20m

$867

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 typical price of a round-trip flight between Charlotte and Porto?

What is the cheapest month to fly to Porto?

The month of November is, on average, the cheapest month to fly to Porto from Charlotte, with most prices found around $642. If you aren’t able to travel during the month of November, then book flights to Porto from Charlotte during April instead. Flights to Porto in April, while not as cheap as those in November, still average around $670.

Can stopping save me money on Charlotte to Porto flights?

You could potentially save up to 25% 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

10h 54m

Direct flights

None
The fastest flight from Charlotte to Porto takes 10h 54m
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 54m.

  • 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
British AirwaysPriceFrom $544Free CancellationRating
6.7
7,864 reviews
Search British Airways flights
LufthansaPriceFrom $561Free CancellationRating
6.8
7,900 reviews
Search Lufthansa flights
American AirlinesPriceFrom $607Free CancellationRating
7.1
11,559 reviews
Search American Airlines flights
IberiaPriceFrom $641Free CancellationRating
7.0
3,173 reviews
Search Iberia flights
United AirlinesPriceFrom $642Free CancellationRating
7.4
9,554 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
Coimbra
Braga
Aveiro
Matosinhos
Esposende
Lamego
Chaves
Pinhao
Guimarães
Espinho
Arcos de Valdevez
Ponte de Lima
Viseu
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

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