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$476+ Cheap flights from Porto (OPO) to Charlotte (CLT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — CLT
Jun 3 — Jun 101
Wed 6/3
Wed 6/10
1 adult, Economy
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Cheap flight deals from Porto to Charlotte

Cheapest flights from Porto to Charlotte
Explore the most affordable flight options available from Porto to Charlotte. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.

This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:00 am
OPO
-
CLT
2 stops19h 22m
United Airlines
Mon 6/87:00 am
CLT
-
OPO
1 stop18h 55m
United Airlines
Deal found 4/30$899
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
OPO
-
CLT
2 stops18h 02m
United Airlines
Thu 5/288:05 am
CLT
-
OPO
2 stops17h 50m
United Airlines
Deal found 4/29$900
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2112:10 pm
OPO
-
CLT
2 stops16h 49m
United Airlines
Mon 5/257:00 am
CLT
-
OPO
1 stop21h 45m
United Airlines
Deal found 5/3$901
This Booking.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:20 am
OPO
-
CLT
1 stop15h 25m
Multiple Airlines
Thu 5/282:27 pm
CLT
-
OPO
1 stop14h 18m
Multiple Airlines
Deal found 4/29$911
This KLM deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:25 pm
OPO
-
CLT
1 stop13h 58m
KLM
Thu 9/106:59 pm
CLT
-
OPO
1 stop10h 31m
KLM
Deal found 4/29$922
This KLM deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:15 pm
OPO
-
CLT
1 stop25h 50m
KLM
Mon 6/89:57 am
CLT
-
OPO
1 stop19h 33m
KLM
Deal found 4/30$923
This Expedia deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3111:05 am
OPO
-
CLT
1 stop34h 40m
Lufthansa
Sun 6/710:27 am
CLT
-
OPO
2 stops31h 58m
Lufthansa
Deal found 5/1$925
This Gotogate deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:20 am
OPO
-
CLT
1 stop15h 25m
Lufthansa
Mon 5/256:40 pm
CLT
-
OPO
1 stop23h 45m
Lufthansa
Deal found 5/3$928
This Expedia deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:35 pm
OPO
-
CLT
2 stops31h 54m
Multiple Airlines
Sun 6/710:27 am
CLT
-
OPO
2 stops31h 58m
Multiple Airlines
Deal found 5/1$940
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3112:25 pm
OPO
-
CLT
1 stop15h 27m
Delta
Sun 6/79:57 am
CLT
-
OPO
1 stop19h 28m
Delta
Deal found 5/1$941

Find flight deals from Porto to Charlotte

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Charlotte (CLT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$899
(United Airlines)

One-way from

$476
(Priceline)
Provider with most accurate pricing for Porto-Charlotte Douglas flight deals.
Search Deals
Provider most trusted by Cheapflights users for Porto-Charlotte Douglas flights.
Search Deals
From Porto to Charlotte Douglas
Search Deals
One-way flight from Porto to Charlotte Douglas
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto to Charlotte 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, Cheapflights users made 2,558,603 searches. Data last updated May 4, 2026.
Use the filters below to find and compare flights from Porto to Charlotte that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Mon 6/1

6:00 am-8:22 pm

2 stops19h 22m

Charlotte Douglas

Mon 6/8

7:00 am-6:55 am

1 stop18h 55m

$899

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Thu 9/3

6:00 am-1:04 am

2 stops24h 04m

Charlotte Douglas

Thu 9/10

8:05 am-6:55 am

2 stops17h 50m

$900

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Thu 5/21

6:00 am-7:02 pm

2 stops18h 02m

Charlotte Douglas

Thu 5/28

8:05 am-6:55 am

2 stops17h 50m

$900

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Thu 5/21

12:10 pm-11:59 pm

2 stops16h 49m

Charlotte Douglas

Mon 5/25

7:00 am-9:45 am

1 stop21h 45m

$901
Quickest round-trip

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Thu 5/21

6:20 am-4:45 pm

1 stop15h 25m

Charlotte Douglas

Thu 5/28

2:27 pm-9:45 am

1 stop14h 18m

$911

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Mon 6/1

12:15 pm-9:05 am

1 stop25h 50m

Charlotte Douglas

Mon 6/8

9:57 am-10:30 am

1 stop19h 33m

$923

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Sun 5/31

11:05 am-4:45 pm

1 stop34h 40m

Charlotte Douglas

Sun 6/7

10:27 am-11:25 pm

2 stops31h 58m

$925

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Sun 5/31

6:35 pm-9:29 pm

2 stops31h 54m

Charlotte Douglas

Sun 6/7

10:27 am-11:25 pm

2 stops31h 58m

$940

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Sun 5/31

12:25 pm-10:52 pm

1 stop15h 27m

Charlotte Douglas

Sun 6/7

9:57 am-10:25 am

1 stop19h 28m

$941

PortoCharlotte

OPO - CLT

OPOCLT

Porto

Sat 5/30

6:00 am-9:31 am

2 stops32h 31m

Charlotte Douglas

Sat 6/6

7:00 am-9:45 am

1 stop21h 45m

$949

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

Showing 1-10 of 21 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Porto-Charlotte flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto-Charlotte flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto-Charlotte flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto-Charlotte flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Charlotte flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Porto to Charlotte

Have a flexible travel schedule? Discover the best time to fly to Charlotte from Porto with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Porto to Charlotte. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Porto to Charlotte?

    For as low as $899, United Airlines can have you in Charlotte from Porto in 19h 22m. The distance from Porto to Charlotte is about 3827 mi.

  • Can I find deals for flights from Porto to Charlotte that include hotel bookings?

    Yes. In addition to deals on Porto to Charlotte flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Porto to Charlotte?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to Charlotte.

  • Can I find deals for business class flights from Porto to Charlotte?

    Yes. Cheapflights offers flight deals from Porto to Charlotte by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Charlotte?

Book flights to Charlotte if you plan to visit one of these locations
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Hickory
Gastonia
Salisbury
Morganton
Mooresville
Huntersville
Matthews
Boone
Lancaster
Shelby
Kannapolis
Gaffney
Fort Mill
Statesville

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