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$397+ Cheap flights from Spartanburg, SC 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — OPO
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Spartanburg to Porto are usually found in January or November, booked 24 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Spartanburg to Porto

Keep the following information in mind while searching for Spartanburg to Porto flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$661
(Air Canada)

One-way from

$397
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$905
Provider with most accurate pricing for Charlotte Douglas-Porto flight deals.
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Provider most trusted by Cheapflights users for Charlotte Douglas-Porto flights.
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From Spartanburg to Porto
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One-way flight from Spartanburg to Porto
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Highest demand for flights based on searches. 20% potential increase in price ($219 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Spartanburg to Porto

Cheapest flights from Spartanburg to Porto
Explore the most affordable flight options available from Spartanburg to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This American Airlines deal was found by Cheapflights users on 4/17. 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.
Sun 10/265:00 pmCLT - OPO
1 stop10h 40mAmerican Airlines
Tue 11/48:20 amOPO - CLT
2 stops18h 30mAmerican Airlines
Deal found 4/17$642
This United Airlines deal was found by Cheapflights users on 4/17. 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 10/236:02 pmCLT - OPO
1 stop10h 43mUnited Airlines
Tue 11/412:35 pmOPO - CLT
1 stop13h 23mUnited Airlines
Deal found 4/17$682
This Air Canada deal was found by Cheapflights users on 4/17. 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.
Fri 9/193:15 pmCLT - OPO
2 stops37h 20mMultiple Airlines
Mon 9/297:20 pmOPO - CLT
2 stops31h 02mMultiple Airlines
Deal found 4/17$707
This Lufthansa deal was found by Cheapflights users on 4/17. 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.
Sat 11/17:47 pmCLT - OPO
2 stops39h 28mLufthansa
Sun 11/96:15 amOPO - CLT
1 stop15h 40mLufthansa
Deal found 4/17$715
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:00 pmCLT - OPO
1 stop10h 40mBritish Airways
Sun 11/912:25 pmOPO - CLT
1 stop32h 45mBritish Airways
Deal found 4/17$765
This Air Canada deal was found by Cheapflights users on 4/17. 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.
Tue 9/93:15 pmCLT - OPO
2 stops37h 10mAir Canada
Thu 9/1812:10 pmOPO - CLT
2 stops38h 13mAir Canada
Deal found 4/17$891
This SWISS deal was found by Cheapflights users on 4/17. 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.
Mon 9/226:40 pmCLT - OPO
2 stops17h 45mSWISS
Sat 9/272:35 pmOPO - CLT
2 stops55h 10mSWISS
Deal found 4/17$904
This Delta deal was found by Cheapflights users on 4/17. 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.
Thu 7/37:10 amCLT - OPO
2 stops20h 15mDelta
Sat 7/124:20 pmOPO - CLT
2 stops21h 58mDelta
Deal found 4/17$945
This FlightHub deal was found by Cheapflights users on 4/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/33:35 pmCLT - OPO
1 stop11h 00mIberia
Sat 7/128:15 amOPO - CLT
1 stop12h 35mIberia
Deal found 4/17$1,356

Cheapflights Fare Finder

Customize your flight search to find flights from Spartanburg 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 April 17, 2025.
Use the filters below to find and compare flights from Spartanburg to Porto that are best for you.

Fly from

Spartanburg

Fly to

Porto

Route

Depart

Return

Price

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Fri 9/19

3:15 pm-9:35 am

2 stops37h 20m

Porto

Mon 9/29

7:20 pm-9:22 pm

2 stops31h 02m

$707

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Thu 10/2

2:30 pm-11:40 am

2 stops16h 10m

Porto

Thu 10/30

8:20 am-9:50 pm

2 stops17h 30m

$719

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 10/8

10:35 am-11:20 pm

2 stops31h 45m

Porto

Thu 10/16

6:15 am-4:45 pm

1 stop15h 30m

$723

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Fri 9/19

1:52 pm-6:50 am

1 stop11h 58m

Porto

Mon 9/29

12:10 pm-11:59 pm

2 stops16h 49m

$814

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 9/9

3:15 pm-9:25 am

2 stops37h 10m

Porto

Thu 9/18

12:10 pm-9:23 pm

2 stops38h 13m

$891

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Mon 9/22

6:40 pm-5:25 pm

2 stops17h 45m

Porto

Sat 9/27

2:35 pm-4:45 pm

2 stops55h 10m

$904

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Thu 7/3

7:10 am-8:25 am

2 stops20h 15m

Porto

Sat 7/12

4:20 pm-9:18 am

2 stops21h 58m

$945

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Thu 7/3

3:35 pm-7:35 am

1 stop11h 00m

Porto

Sat 7/12

8:15 am-3:50 pm

1 stop12h 35m

$1,356

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sun 6/8

6:26 pm-9:45 am

1 stop10h 19m

$807

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Best time to book a flight from Spartanburg to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Spartanburg 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 Spartanburg to Porto

How far ahead should I book a flight from Spartanburg to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Spartanburg to Porto. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Spartanburg to Porto, you should look to book at least 18 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Spartanburg to Porto (average of $523). Flying from Spartanburg to Porto in June is currently the most expensive (average of $1,081). 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 SB1 to OPO?

Find hourly flight availability from Spartanburg 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 April 17, 2025.

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

What is the cheapest day to fly from Spartanburg to Porto?

Use this chart to determine the cheapest time to fly round-trip from Spartanburg to Porto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Spartanburg to Porto flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 April 17, 2025.
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,142 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Spartanburg 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 Spartanburg?

    Most people fly into Porto (OPO) if they book a flight to Porto from Spartanburg. On average, Porto has 0 inbound flights from Spartanburg per day from 5 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

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

    The cheapest airlines for a one-way flight from Spartanburg to Porto are Lufthansa ($736), SWISS ($776), and United Airlines ($807).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Spartanburg 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 Spartanburg to Porto?

    Currently, January is the cheapest month in which you can book a flight from Spartanburg to Porto (average of $523). Flying from Spartanburg to Porto in June is currently the most expensive (average of $1,081). 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 Spartanburg?

Book flights to Spartanburg if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Top 5 airlines flying from Spartanburg to Porto

Discover the top 5 airlines that operate flights from Spartanburg 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$557Average$710FlexibilityNo cancel feeOn-time77%
DeltaCheapest$565Average$938FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$567Average$819FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$569Average$849FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$815Average$1,066FlexibilityNo cancel feeOn-time69%

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