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$259+ Cheap flights from South Carolina to Porto (OPO)

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — OPO
jul. 21 — jul. 281
lun. 7/21
lun. 7/28
1 adult, Economy
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Cheap flight deals from South Carolina to Porto

Keep the following information in mind while searching for South Carolina to Porto flight deals. Data was last updated julio 16, 2025.

Round-trip from

$586
(United Airlines)

One-way from

$277
(Kiwi.com)
From South Carolina to Porto
Search Deals
One-way flight from South Carolina to Porto
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Find flight deals from South Carolina to Porto

Cheapest flights from South Carolina to Porto
Explore the most affordable flight options available from South Carolina to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 16, 2025.

This United Airlines deal was found by Cheapflights users on 7/15. 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.
dom. 11/26:25 pmCLT - OPO
1 stop10h 05mUnited Airlines
vie. 1/166:00 amOPO - CLT
2 stops39h 17mUnited Airlines
Deal found 7/15$586
This Iberia deal was found by Cheapflights users on 7/14. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/24:00 pmCLT - OPO
1 stop10h 40mIberia
lun. 1/198:40 pmOPO - CLT
2 stops25h 25mIberia
Deal found 7/14$604
This Gotogate deal was found by Cheapflights users on 7/15. 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.
lun. 10/275:15 pmCLT - OPO
2 stops21h 20mMultiple Airlines
sáb. 11/88:40 amOPO - CLT
2 stops17h 17mMultiple Airlines
Deal found 7/15$635
This American Airlines deal was found by Cheapflights users on 7/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2212:15 pmCLT - OPO
2 stops14h 20mAmerican Airlines
jue. 10/308:20 amOPO - CLT
2 stops17h 01mAmerican Airlines
Deal found 7/15$639
This SWISS deal was found by Cheapflights users on 7/14. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/26:50 pmCLT - OPO
2 stops35h 25mSWISS
mar. 1/1312:05 pmOPO - CLT
2 stops57h 50mSWISS
Deal found 7/14$650
This Lufthansa deal was found by Cheapflights users on 7/14. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/26:50 pmCLT - OPO
1 stop13h 00mLufthansa
dom. 1/186:00 amOPO - CLT
2 stops17h 36mLufthansa
Deal found 7/14$659
This Air Canada deal was found by Cheapflights users on 7/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/35:15 pmCLT - OPO
2 stops16h 40mAir Canada
sáb. 1/176:00 amOPO - CLT
2 stops39h 17mAir Canada
Deal found 7/14$665
This Expedia deal was found by Cheapflights users on 7/15. 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.
vie. 11/218:20 pmCLT - OPO
2 stops18h 40mBritish Airways
sáb. 11/298:40 pmOPO - CLT
2 stops27h 25mBritish Airways
Deal found 7/15$682
This Delta deal was found by Cheapflights users on 7/14. 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.
vie. 9/266:10 pmCLT - OPO
2 stops16h 20mDelta
dom. 10/54:20 pmOPO - CLT
2 stops22h 00mDelta
Deal found 7/14$689
This United Airlines deal was found by Cheapflights users on 7/13. 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.
lun. 8/116:00 amGSP - OPO
2 stops22h 35mUnited Airlines
jue. 8/219:50 amOPO - GSP
1 stop12h 15mUnited Airlines
Deal found 7/13$753
This Delta deal was found by Cheapflights users on 7/13. 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.
dom. 8/106:25 pmGSP - OPO
2 stops22h 10mDelta
mar. 8/199:20 amOPO - GSP
2 stops18h 04mDelta
Deal found 7/13$786
This Lufthansa deal was found by Cheapflights users on 7/13. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/152:52 pmGSP - OPO
2 stops27h 28mLufthansa
dom. 8/246:00 amOPO - GSP
2 stops17h 52mLufthansa
Deal found 7/13$942

Cheapflights Fare Finder

Customize your flight search to find flights from South Carolina 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, Cheapflights users made 2,558,603 searches. Data last updated julio 16, 2025.
Use the filters below to find and compare flights from South Carolina to Porto that are best for you.

Fly from

South Carolina

Fly to

Porto

Route

Depart

Return

Price

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

dom. 11/2

6:25 pm-9:30 am

1 stop10h 05m

Porto

vie. 1/16

6:00 am-4:17 pm

2 stops39h 17m

$586

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

dom. 11/2

4:00 pm-7:40 am

1 stop10h 40m

Porto

mar. 1/13

12:25 pm-4:35 pm

1 stop33h 10m

$604

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

lun. 1/12

11:08 am-7:40 am

2 stops39h 32m

Porto

jue. 1/22

8:20 am-8:35 pm

2 stops17h 15m

$611

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

lun. 1/12

10:21 am-2:55 pm

2 stops23h 34m

Porto

jue. 1/22

6:00 am-9:49 pm

2 stops20h 49m

$618

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

lun. 10/27

5:15 pm-6:35 pm

2 stops21h 20m

Porto

sáb. 11/8

8:40 am-8:57 pm

2 stops17h 17m

$635

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

mié. 10/22

12:15 pm-7:35 am

2 stops14h 20m

Porto

jue. 10/30

8:20 am-9:21 pm

2 stops17h 01m

$639

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

dom. 11/2

6:50 pm-11:15 am

2 stops35h 25m

Porto

mar. 1/13

12:05 pm-4:55 pm

2 stops57h 50m

$650

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

dom. 11/2

6:50 pm-12:50 pm

1 stop13h 00m

Porto

dom. 1/18

6:00 am-6:36 pm

2 stops17h 36m

$659

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

lun. 11/3

5:15 pm-2:55 pm

2 stops16h 40m

Porto

sáb. 1/17

6:00 am-4:17 pm

2 stops39h 17m

$665

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

vie. 11/21

8:20 pm-8:00 pm

2 stops18h 40m

Porto

sáb. 11/29

8:40 pm-7:05 pm

2 stops27h 25m

$682

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

Showing 1-10 of 23 results
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2
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Best time to book a flight from South Carolina to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from South Carolina 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.

Cheapflights Insights

Everything you need to know about your flight from South Carolina to Porto

What is the cheapest month to book a flight from South Carolina to Porto?

Currently, January is the cheapest month in which you can book a flight from South Carolina to Porto (average of $523). Flying from South Carolina to Porto in June is currently the most expensive (average of $1,033). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SC to OPO?

Find hourly flight availability from South Carolina to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Carolina to Porto as you normally would.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated julio 16, 2025.
See what other customers who have flown with Delta, SWISS, and United Airlines from South Carolina to Porto have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,658 reviews
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,863 reviews
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,734 reviews
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly into for flights to Porto from South Carolina?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from South Carolina to Porto.

  • What are the cheapest airlines to fly from South Carolina to Porto one-way?

    The cheapest airlines for a one-way flight from South Carolina to Porto are Air Canada ($496), British Airways ($500), and Iberia ($521).

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

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

  • How can I find direct flights from South Carolina to Porto?

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

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

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

  • What is the cheapest month to book a flight from South Carolina to Porto?

    Currently, January is the cheapest month in which you can book a flight from South Carolina to Porto (average of $523). Flying from South Carolina to Porto in June is currently the most expensive (average of $1,033). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos

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Alternative routes for South Carolina to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from South Carolina to Porto

Discover the top airline that operate flights from South Carolina to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$577Average$922FlexibilityNo cancel feeOn-timeN/A

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