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Cheap flights from Charlotte to Porto from $427

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 6/20. 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

Enter your travel dates to find the best prices.
Iberia Logo
4:34 pm - 11:45 am
CLT
-
OPO
14h 11m
2 stops
Iberia Logo
8:20 am - 7:32 pm
OPO
-
CLT
16h 12m
2 stops
$780Iberia
Tue, May 12 - Tue, May 19
United Airlines Logo
2:31 pm - 6:55 am
CLT
-
OPO
11h 24m
1 stop
United Airlines Logo
12:45 pm - 8:19 pm
OPO
-
CLT
36h 34m
2 stops
$829United Airlines
Mon, Sep 21 - Wed, Sep 30
United Airlines Logo
2:59 pm - 9:45 am
CLT
-
OPO
13h 46m
2 stops
United Airlines Logo
12:45 pm - 8:19 pm
OPO
-
CLT
36h 34m
2 stops
$833United Airlines
Mon, Sep 21 - Wed, Sep 30
Multiple Airlines Logo
7:40 pm - 8:00 pm
CLT
-
OPO
19h 20m
1 stop
Multiple Airlines Logo
8:20 am - 3:55 pm
OPO
-
CLT
12h 35m
1 stop
$838Multiple Airlines
Mon, Sep 21 - Wed, Sep 30
United Airlines Logo
5:51 pm - 9:45 am
CLT
-
OPO
10h 54m
1 stop
United Airlines Logo
12:35 pm - 8:14 pm
OPO
-
CLT
12h 39m
1 stop
$848United Airlines
Sun, Jul 19 - Thu, Aug 27
United Airlines Logo
3:50 pm - 6:55 am
CLT
-
OPO
10h 05m
1 stop
United Airlines Logo
2:25 pm - 10:35 am
OPO
-
CLT
25h 10m
2 stops
$852United Airlines
Tue, Jul 21 - Wed, Aug 26
United Airlines Logo
2:53 pm - 9:45 am
CLT
-
OPO
13h 52m
2 stops
United Airlines Logo
9:00 am - 6:55 pm
OPO
-
CLT
14h 55m
2 stops
$853United Airlines
Mon, Jul 20 - Thu, Aug 27
Air Canada Logo
6:00 am - 7:00 am
CLT
-
OPO
20h 00m
2 stops
Air Canada Logo
11:50 am - 9:30 pm
OPO
-
CLT
38h 40m
2 stops
$861Air Canada
Mon, Aug 17 - Thu, Aug 20
Delta Logo
7:59 pm - 10:00 pm
CLT
-
OPO
21h 01m
2 stops
Delta Logo
5:00 am - 11:27 pm
OPO
-
CLT
23h 27m
2 stops
$862Delta
Sat, Apr 25 - Sun, May 3
Scandinavian Airlines Logo
4:30 pm - 11:00 am
CLT
-
OPO
37h 30m
2 stops
Scandinavian Airlines Logo
5:55 pm - 10:23 pm
OPO
-
CLT
33h 28m
2 stops
$863Scandinavian Airlines
Mon, Aug 17 - Fri, Aug 21

United Airlines flights from Charlotte to Porto

Our best United Airlines deals on Charlotte to Porto flight tickets
United Airlines
Sep 21
CLT2:31 pmCharlotte Douglas
11h 24m
1 stop
OPO6:55 amPorto
Sep 30
OPO12:45 pmPorto
36h 34m
2 stops
CLT8:19 pmCharlotte Douglas
$829
United Airlines
Sep 21
CLT2:59 pmCharlotte Douglas
13h 46m
2 stops
OPO9:45 amPorto
Sep 30
OPO12:45 pmPorto
36h 34m
2 stops
CLT8:19 pmCharlotte Douglas
$833
United Airlines
Jul 19
CLT5:51 pmCharlotte Douglas
10h 54m
1 stop
OPO9:45 amPorto
Aug 27
OPO12:35 pmPorto
12h 39m
1 stop
CLT8:14 pmCharlotte Douglas
$848

Delta flights from Charlotte to Porto

Our best Delta deals on Charlotte to Porto flight tickets
Delta
Apr 14
CLT1:53 pmCharlotte Douglas
20h 32m
2 stops
OPO3:25 pmPorto
Apr 30
OPO5:00 amPorto
21h 28m
2 stops
CLT9:28 pmCharlotte Douglas
$812
Delta
Apr 14
CLT3:21 pmCharlotte Douglas
19h 04m
2 stops
OPO3:25 pmPorto
Apr 27
OPO4:20 pmPorto
31h 59m
2 stops
CLT7:19 pmCharlotte Douglas
$832
Delta
Apr 25
CLT7:59 pmCharlotte Douglas
21h 01m
2 stops
OPO10:00 pmPorto
May 3
OPO5:00 amPorto
23h 27m
2 stops
CLT11:27 pmCharlotte Douglas
$862

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 13, 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

Tue 5/12

4:34 pm-11:45 am

2 stops14h 11m

Porto

Tue 5/19

8:20 am-7:32 pm

2 stops16h 12m

$780

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

2:31 pm-6:55 am

1 stop11h 24m

Porto

Wed 9/30

12:45 pm-8:19 pm

2 stops36h 34m

$829

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

2:59 pm-9:45 am

2 stops13h 46m

Porto

Wed 9/30

12:45 pm-8:19 pm

2 stops36h 34m

$833

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

7:40 pm-8:00 pm

1 stop19h 20m

Porto

Wed 9/30

8:20 am-3:55 pm

1 stop12h 35m

$838
Quickest round-trip

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 7/19

5:51 pm-9:45 am

1 stop10h 54m

Porto

Thu 8/27

12:35 pm-8:14 pm

1 stop12h 39m

$848

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 7/21

3:50 pm-6:55 am

1 stop10h 05m

Porto

Wed 8/26

2:25 pm-10:35 am

2 stops25h 10m

$852

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 7/20

2:53 pm-9:45 am

2 stops13h 52m

Porto

Thu 8/27

9:00 am-6:55 pm

2 stops14h 55m

$853

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 8/17

6:00 am-7:00 am

2 stops20h 00m

Porto

Thu 8/20

11:50 am-9:30 pm

2 stops38h 40m

$861

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-11:27 pm

2 stops23h 27m

$862

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 8/17

4:30 pm-11:00 am

2 stops37h 30m

Porto

Fri 8/21

5:55 pm-10:23 pm

2 stops33h 28m

$863

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
7,881 reviews
Search British Airways flights
LufthansaPriceFrom $561Free CancellationRating
6.8
7,919 reviews
Search Lufthansa flights
American AirlinesPriceFrom $607Free CancellationRating
7.1
11,568 reviews
Search American Airlines flights
IberiaPriceFrom $641Free CancellationRating
7.0
3,178 reviews
Search Iberia flights
United AirlinesPriceFrom $642Free CancellationRating
7.4
9,579 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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