Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Charlotte to Porto from $395

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 9/20. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Charlotte to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:55 pm - 9:45 am
CLT
-
OPO
10h 50m
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
Air Canada Logo
8:05 am - 7:00 am
CLT
-
OPO
41h 55m
2 stops
Air Canada Logo
12:45 pm - 11:34 pm
OPO
-
CLT
39h 49m
2 stops
$838Air Canada
Sun, Sep 20 - Wed, Sep 23
Delta Logo
10:00 am - 10:25 am
CLT
-
OPO
19h 25m
1 stop
Delta Logo
5:00 am - 10:02 pm
OPO
-
CLT
22h 02m
2 stops
$841Delta
Sun, Sep 20 - Wed, Sep 23
Delta Logo
6:59 pm - 3:25 pm
CLT
-
OPO
15h 26m
2 stops
Delta Logo
5:00 am - 6:18 pm
OPO
-
CLT
18h 18m
2 stops
$846Delta
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 - 9:35 pm
OPO
-
CLT
18h 15m
2 stops
$847Multiple Airlines
Mon, Sep 21 - Wed, Sep 30
Delta Logo
6:59 pm - 10:30 am
CLT
-
OPO
10h 31m
1 stop
Delta Logo
11:45 am - 1:52 pm
OPO
-
CLT
31h 07m
2 stops
$848Delta
Mon, Sep 21 - Wed, Sep 23
Multiple Airlines Logo
7:40 pm - 8:00 pm
CLT
-
OPO
19h 20m
1 stop
Multiple Airlines Logo
8:40 pm - 3:55 pm
OPO
-
CLT
24h 15m
1 stop
$849Multiple 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
8:40 pm - 3:55 pm
OPO
-
CLT
24h 15m
1 stop
$850Multiple Airlines
Mon, Sep 21 - Wed, Sep 30
Delta Logo
10:07 am - 10:30 am
CLT
-
OPO
19h 23m
2 stops
Delta Logo
11:45 am - 1:52 pm
OPO
-
CLT
31h 07m
2 stops
$852Delta
Mon, Sep 21 - Wed, Sep 23
United Airlines Logo
8:05 am - 6:55 am
CLT
-
OPO
17h 50m
2 stops
United Airlines Logo
9:00 am - 6:55 pm
OPO
-
CLT
14h 55m
2 stops
$853United Airlines
Tue, Sep 22 - Wed, Sep 23

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

KLM flights from Charlotte to Porto

Our best KLM deals on Charlotte to Porto flight tickets
KLM
Oct 1
CLT6:59 pmCharlotte Douglas
10h 31m
1 stop
OPO10:30 amPorto
Oct 5
OPO12:15 pmPorto
15h 08m
1 stop
CLT10:23 pmCharlotte Douglas
$877
KLM
May 12
CLT7:00 pmCharlotte Douglas
15h 30m
2 stops
OPO3:30 pmPorto
May 17
OPO5:00 amPorto
18h 20m
2 stops
CLT6:20 pmCharlotte Douglas
$879
KLM
May 14
CLT2:14 pmCharlotte Douglas
15h 26m
2 stops
OPO10:40 amPorto
May 21
OPO5:00 amPorto
15h 50m
2 stops
CLT3:50 pmCharlotte Douglas
$946

Iberia flights from Charlotte to Porto

Our best Iberia deals on Charlotte to Porto flight tickets
Iberia
Apr 22
CLT3:35 pmCharlotte Douglas
11h 05m
1 stop
OPO7:40 amPorto
Apr 29
OPO8:40 pmPorto
22h 05m
1 stop
CLT1:45 pmCharlotte Douglas
$804
Iberia
May 6
CLT2:04 pmCharlotte Douglas
24h 56m
2 stops
OPO8:00 pmPorto
May 19
OPO8:40 pmPorto
24h 55m
1 stop
CLT4:35 pmCharlotte Douglas
$921
Iberia
May 6
CLT11:26 amCharlotte Douglas
27h 34m
2 stops
OPO8:00 pmPorto
May 11
OPO4:40 pmPorto
28h 55m
1 stop
CLT4:35 pmCharlotte Douglas
$930

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 18, 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

5:55 pm-9:45 am

1 stop10h 50m

Porto

Wed 9/30

12:45 pm-8:19 pm

2 stops36h 34m

$829

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 9/20

8:05 am-7:00 am

2 stops41h 55m

Porto

Wed 9/23

12:45 pm-11:34 pm

2 stops39h 49m

$838

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 9/20

10:00 am-10:25 am

1 stop19h 25m

Porto

Wed 9/23

5:00 am-10:02 pm

2 stops22h 02m

$841

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

6:59 pm-3:25 pm

2 stops15h 26m

Porto

Wed 9/30

5:00 am-6:18 pm

2 stops18h 18m

$846

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-9:35 pm

2 stops18h 15m

$847

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

6:59 pm-10:30 am

1 stop10h 31m

Porto

Wed 9/23

11:45 am-1:52 pm

2 stops31h 07m

$848

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

7:40 pm-8:00 pm

1 stop19h 20m

Porto

Wed 9/30

8:40 pm-3:55 pm

1 stop24h 15m

$849

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

7:40 pm-8:00 pm

1 stop19h 20m

Porto

Wed 9/30

8:40 pm-3:55 pm

1 stop24h 15m

$850

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/21

10:07 am-10:30 am

2 stops19h 23m

Porto

Wed 9/23

11:45 am-1:52 pm

2 stops31h 07m

$852
Quickest round-trip

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 9/22

8:05 am-6:55 am

2 stops17h 50m

Porto

Wed 9/23

9:00 am-6:55 pm

2 stops14h 55m

$853

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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
7,891 reviews
Search British Airways flights
LufthansaPriceFrom $561Free CancellationRating
6.8
7,930 reviews
Search Lufthansa flights
American AirlinesPriceFrom $607Free CancellationRating
7.1
11,610 reviews
Search American Airlines flights
IberiaPriceFrom $641Free CancellationRating
7.0
3,182 reviews
Search Iberia flights
United AirlinesPriceFrom $642Free CancellationRating
7.4
9,603 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
Lamego
Esposende
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

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
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 5/18
Mon 5/25
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal