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Cheap flights from Charlotte to Porto from $310

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.
Multiple Airlines Logo
5:51 pm - 3:25 pm
CLT
-
OPO
16h 34m
2 stops
Multiple Airlines Logo
6:15 am - 6:11 pm
OPO
-
CLT
16h 56m
2 stops
$743Multiple Airlines
Mon, Apr 13 - Tue, Apr 21
Multiple Airlines Logo
8:10 am - 7:40 am
CLT
-
OPO
18h 30m
2 stops
Multiple Airlines Logo
8:40 pm - 1:45 pm
OPO
-
CLT
22h 05m
1 stop
$754Multiple Airlines
Mon, Apr 20 - Tue, May 5
Multiple Airlines Logo
8:28 pm - 4:00 pm
CLT
-
OPO
14h 32m
2 stops
Multiple Airlines Logo
8:40 pm - 1:45 pm
OPO
-
CLT
22h 05m
1 stop
$757Multiple Airlines
Mon, Apr 27 - Tue, May 5
Iberia Logo
8:28 pm - 4:00 pm
CLT
-
OPO
14h 32m
2 stops
Iberia Logo
8:20 am - 9:55 pm
OPO
-
CLT
18h 35m
2 stops
$759Iberia
Mon, Apr 27 - Tue, May 5
KLM Logo
6:56 pm - 10:15 pm
CLT
-
OPO
22h 19m
2 stops
KLM Logo
7:00 pm - 4:26 pm
OPO
-
CLT
26h 26m
2 stops
$760KLM
Mon, Apr 20 - Mon, Apr 27
Delta Logo
5:12 pm - 3:25 pm
CLT
-
OPO
17h 13m
2 stops
Delta Logo
5:00 am - 11:27 pm
OPO
-
CLT
23h 27m
2 stops
$761Delta
Mon, Apr 13 - Fri, Apr 24
Delta Logo
6:59 pm - 3:30 pm
CLT
-
OPO
15h 31m
2 stops
Delta Logo
5:00 am - 11:27 pm
OPO
-
CLT
23h 27m
2 stops
$765Delta
Tue, Apr 14 - Fri, Apr 24
Lufthansa Logo
10:34 am - 10:50 pm
CLT
-
OPO
31h 16m
2 stops
Lufthansa Logo
6:20 am - 4:45 pm
OPO
-
CLT
15h 25m
1 stop
$766Lufthansa
Mon, Apr 13 - Tue, Apr 21
Delta Logo
10:55 am - 3:25 pm
CLT
-
OPO
23h 30m
2 stops
Delta Logo
5:55 am - 10:11 pm
OPO
-
CLT
21h 16m
2 stops
$768Delta
Mon, Apr 13 - Fri, May 1
British Airways Logo
2:59 pm - 8:05 pm
CLT
-
OPO
24h 06m
2 stops
British Airways Logo
8:20 am - 7:32 pm
OPO
-
CLT
16h 12m
2 stops
$770British Airways
Mon, Apr 20 - Tue, May 5

Iberia flights from Charlotte to Porto

Our best Iberia deals on Charlotte to Porto flight tickets
Iberia
Apr 27
CLT8:28 pmCharlotte Douglas
14h 32m
2 stops
OPO4:00 pmPorto
May 5
OPO8:20 amPorto
18h 35m
2 stops
CLT9:55 pmCharlotte Douglas
$759
Iberia
Apr 20
CLT8:28 pmCharlotte Douglas
14h 32m
2 stops
OPO4:00 pmPorto
Apr 27
OPO8:40 pmPorto
27h 52m
2 stops
CLT7:32 pmCharlotte Douglas
$774
Iberia
May 3
CLT3:35 pmCharlotte Douglas
11h 05m
1 stop
OPO7:40 amPorto
May 10
OPO8:20 amPorto
16h 12m
2 stops
CLT7:32 pmCharlotte Douglas
$814

KLM flights from Charlotte to Porto

Our best KLM deals on Charlotte to Porto flight tickets
KLM
Apr 20
CLT6:56 pmCharlotte Douglas
22h 19m
2 stops
OPO10:15 pmPorto
Apr 27
OPO7:00 pmPorto
26h 26m
2 stops
CLT4:26 pmCharlotte Douglas
$760
KLM
Apr 16
CLT6:59 pmCharlotte Douglas
15h 31m
2 stops
OPO3:30 pmPorto
Apr 23
OPO5:55 amPorto
19h 21m
2 stops
CLT8:16 pmCharlotte Douglas
$798
KLM
Apr 25
CLT5:11 pmCharlotte Douglas
17h 19m
2 stops
OPO3:30 pmPorto
May 3
OPO9:25 amPorto
15h 51m
2 stops
CLT8:16 pmCharlotte Douglas
$848

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 March 21, 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 4/13

5:51 pm-3:25 pm

2 stops16h 34m

Porto

Tue 4/21

6:15 am-6:11 pm

2 stops16h 56m

$743

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 4/20

8:10 am-7:40 am

2 stops18h 30m

Porto

Tue 5/5

8:40 pm-1:45 pm

1 stop22h 05m

$754

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 4/27

8:28 pm-4:00 pm

2 stops14h 32m

Porto

Tue 5/5

8:40 pm-1:45 pm

1 stop22h 05m

$757
Quickest round-trip

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 4/27

8:28 pm-4:00 pm

2 stops14h 32m

Porto

Tue 5/5

8:20 am-9:55 pm

2 stops18h 35m

$759

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 4/20

6:56 pm-10:15 pm

2 stops22h 19m

Porto

Mon 4/27

7:00 pm-4:26 pm

2 stops26h 26m

$760

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 4/13

5:12 pm-3:25 pm

2 stops17h 13m

Porto

Fri 4/24

5:00 am-11:27 pm

2 stops23h 27m

$761

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 4/14

6:59 pm-3:30 pm

2 stops15h 31m

Porto

Fri 4/24

5:00 am-11:27 pm

2 stops23h 27m

$765

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 4/13

10:34 am-10:50 pm

2 stops31h 16m

Porto

Tue 4/21

6:20 am-4:45 pm

1 stop15h 25m

$766

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 4/13

10:55 am-3:25 pm

2 stops23h 30m

Porto

Fri 5/1

5:55 am-10:11 pm

2 stops21h 16m

$768

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 4/20

2:59 pm-8:05 pm

2 stops24h 06m

Porto

Tue 5/5

8:20 am-7:32 pm

2 stops16h 12m

$770

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 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 $666.

Can stopping save me money on Charlotte to Porto flights?

You could potentially save up to 5% 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 31m

Direct flights

None
The fastest flight from Charlotte to Porto takes 10h 31m
There are no direct flights from Charlotte to Porto. There are no popular flight routes from Charlotte to Porto.
Search flight deals

  • 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 31m.

  • 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
7,804 reviews
Search British Airways flights
LufthansaPriceFrom $574Free CancellationRating
6.8
7,858 reviews
Search Lufthansa flights
American AirlinesPriceFrom $607Free CancellationRating
7.1
11,488 reviews
Search American Airlines flights
IberiaPriceFrom $641Free CancellationRating
7.0
3,146 reviews
Search Iberia flights
United AirlinesPriceFrom $642Free CancellationRating
7.4
9,455 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
Aveiro
Braga
Matosinhos
Esposende
Lamego
Chaves
Pinhao
Guimarães
Espinho
Arcos de Valdevez
Viseu
Ponte de Lima
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.
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