$286+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — OPO
Mar 15 — Mar 221
1 adult, Economy
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Find cheap flights from Spartanburg to Porto with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Spartanburg to PortoExplore 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 February 13, 2026.
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 February 13, 2026.
This Iberia deal was found by Cheapflights users on 2/10. 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.
Wed 4/83:35 pm
CLT
- OPO
1 stop11h 05m
Iberia
Wed 4/158:40 pm
OPO
- CLT
1 stop22h 00m
Iberia
Deal found 2/10![Iberia logo]()
$585
This Iberia deal was found by Cheapflights users on 2/11. 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.
Sun 11/83:45 pm
CLT
- OPO
1 stop15h 00m
Iberia
Sun 11/154:40 pm
OPO
- CLT
1 stop28h 30m
Iberia
Deal found 2/11![Iberia logo]()
$586
This Air France deal was found by Cheapflights users on 2/12. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:12 pm
CLT
- OPO
2 stops17h 13m
Multiple Airlines
Wed 4/295:00 am
OPO
- CLT
2 stops15h 59m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$593
This Travelocity deal was found by Cheapflights users on 2/12. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:35 pm
CLT
- OPO
1 stop11h 05m
Iberia
Wed 4/298:20 am
OPO
- CLT
2 stops18h 17m
Iberia
Deal found 2/12![Iberia logo]()
$595
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 4/87:06 pm
CLT
- OPO
2 stops18h 14m
Delta
Wed 4/155:00 am
OPO
- CLT
2 stops18h 09m
Delta
Deal found 2/10![Delta logo]()
$597
This American Airlines deal was found by Cheapflights users on 2/12. 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.
Wed 4/811:26 am
CLT
- OPO
2 stops15h 14m
American Airlines
Wed 4/158:20 am
OPO
- CLT
2 stops18h 35m
American Airlines
Deal found 2/12![American Airlines logo]()
$600
This Expedia deal was found by Cheapflights users on 2/12. 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.
Sat 11/76:30 pm
CLT
- OPO
2 stops32h 10m
Iberia
Sat 11/214:40 pm
OPO
- CLT
1 stop28h 30m
Iberia
Deal found 2/12![Iberia logo]()
$602
This Iberia deal was found by Cheapflights users on 2/12. 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.
Wed 4/153:35 pm
CLT
- OPO
1 stop11h 05m
Iberia
Mon 4/278:40 pm
OPO
- CLT
2 stops30h 12m
Iberia
Deal found 2/12![Iberia logo]()
$606
Best flights from Spartanburg to PortoDiscover carefully curated flight deals from Spartanburg to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from Spartanburg to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This Iberia deal was found by Cheapflights users on 2/12. 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.
Wed 4/811:26 am
CLT
- OPO
2 stops15h 14m
Iberia
Wed 4/158:40 pm
OPO
- CLT
1 stop22h 00m
Iberia
Deal found 2/12![Iberia logo]()
$589
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 4/87:06 pm
CLT
- OPO
2 stops18h 14m
Delta
Wed 4/155:00 am
OPO
- CLT
2 stops18h 09m
Delta
Deal found 2/10![Delta logo]()
$597
This American Airlines deal was found by Cheapflights users on 2/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:28 pm
CLT
- OPO
2 stops14h 32m
American Airlines
Thu 5/2112:25 pm
OPO
- CLT
2 stops17h 16m
American Airlines
Deal found 2/13![American Airlines logo]()
$648
This BusinessClass deal was found by Cheapflights users on 2/10. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:40 pm
CLT
- OPO
1 stop15h 05m
Multiple Airlines
Sat 8/224:40 pm
OPO
- CLT
1 stop28h 15m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$687
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 8/122:35 pm
CLT
- OPO
1 stop11h 20m
United Airlines
Sat 8/2210:15 am
OPO
- CLT
2 stops28h 58m
United Airlines
Deal found 2/10![United Airlines logo]()
$723
This Iberia deal was found by Cheapflights users on 2/9. 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.
Wed 4/1511:26 am
CLT
- OPO
2 stops15h 14m
Iberia
Mon 4/278:40 pm
OPO
- CLT
2 stops30h 12m
Iberia
Deal found 2/9![Iberia logo]()
$610
This American Airlines deal was found by Cheapflights users on 2/12. 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.
Thu 5/148:28 pm
CLT
- OPO
2 stops14h 32m
American Airlines
Sun 5/178:20 am
OPO
- CLT
2 stops17h 58m
American Airlines
Deal found 2/12![American Airlines logo]()
$652
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:30 am
CLT
- OPO
3 stops22h 30m
Multiple Airlines
Mon 4/2010:40 pm
OPO
- CLT
2 stops23h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$704
This American Airlines deal was found by Cheapflights users on 2/11. 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.
Sat 4/257:01 pm
CLT
- OPO
2 stops15h 59m
American Airlines
Sun 5/38:20 am
OPO
- CLT
2 stops18h 32m
American Airlines
Deal found 2/11![American Airlines logo]()
$699
Last-minute flights from Spartanburg to PortoDiscover last-minute flight deals from Spartanburg to Porto. Data last updated February 13, 2026 and is based on user searches.
Discover last-minute flight deals from Spartanburg to Porto. Data last updated February 13, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/13. 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.
Wed 2/182:10 pm
CLT
- OPO
2 stops15h 20m
Delta
Sun 2/225:00 am
OPO
- CLT
2 stops22h 30m
Delta
Deal found 2/13![Delta logo]()
$650
This United Airlines deal was found by Cheapflights users on 2/13. 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.
Wed 2/185:05 pm
CLT
- OPO
2 stops17h 20m
United Airlines
Sun 2/2212:35 pm
OPO
- CLT
1 stop13h 34m
United Airlines
Deal found 2/13![United Airlines logo]()
$664
This Trip.com deal was found by Cheapflights users on 2/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/287:50 pm
CLT
- OPO
1 stop22h 35m
Lufthansa
Sat 4/46:20 am
OPO
- CLT
1 stop15h 25m
Lufthansa
Deal found 2/11![Lufthansa logo]()
$727
This Trip.com deal was found by Cheapflights users on 2/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:17 am
CLT
- OPO
2 stops18h 43m
Multiple Airlines
Sat 4/47:00 am
OPO
- CLT
2 stops22h 53m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$748
This FlightHub deal was found by Cheapflights users on 2/11. 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.
Sat 3/287:50 pm
CLT
- OPO
1 stop22h 35m
Multiple Airlines
Sun 4/512:15 pm
OPO
- CLT
2 stops37h 42m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$771
This KAYAK deal was found by Cheapflights users on 2/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/287:50 pm
CLT
- OPO
2 stops41h 40m
SWISS
Sun 4/58:40 am
OPO
- CLT
2 stops41h 17m
SWISS
Deal found 2/12![SWISS logo]()
$800
This Delta deal was found by Cheapflights users on 2/12. 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.
Sat 3/287:52 pm
CLT
- OPO
2 stops21h 08m
Delta
Sun 4/55:00 am
OPO
- CLT
2 stops18h 20m
Delta
Deal found 2/12![Delta logo]()
$810
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Sun 3/295:23 pm
CLT
- OPO
2 stops41h 17m
United Airlines
Sun 4/56:00 am
OPO
- CLT
3 stops43h 57m
United Airlines
Deal found 2/12![United Airlines logo]()
$805
One-way flights from Spartanburg to PortoSearch for one-way flight options from Spartanburg to Porto. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
Search for one-way flight options from Spartanburg to Porto. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:00 pm
CLT
- OPO
2 stops20h 05m
British Airways
Deal found 2/10![British Airways logo]()
$286
This Gurufare deal was found by Cheapflights users on 2/10. 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.
Tue 5/125:55 pm
CLT
- OPO
1 stop34h 10m
British Airways
Deal found 2/10![British Airways logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:40 pm
CLT
- OPO
3 stops31h 10m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:59 pm
CLT
- OPO
3 stops27h 46m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$361
This Gurufare deal was found by Cheapflights users on 2/10. 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.
Thu 5/145:55 pm
CLT
- OPO
1 stop21h 25m
British Airways
Deal found 2/10![British Airways logo]()
$368
This SmartFares deal was found by Cheapflights users on 2/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:35 pm
CLT
- OPO
1 stop11h 05m
Iberia
Deal found 2/11![Iberia logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/135:30 pm
CLT
- OPO
3 stops25h 29m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$406
Find flight deals from Spartanburg to Porto
Keep the following information in mind while searching for Spartanburg to Porto flight deals. Data was last updated February 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $585 (Iberia) |
One-way from | $286 (oojo) |
Popular in | June |
Cheapest in | November |
Average price | $802 |
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 February 13, 2026.
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
Wed 4/8
11:26 am-7:40 am
2 stops15h 14m
Porto
Wed 4/15
8:40 pm-1:40 pm
1 stop22h 00m
$589
CharlottePorto
CLT - OPO
CLTOPO
Charlotte Douglas
Wed 4/8
7:06 pm-6:20 pm
2 stops18h 14m
Porto
Wed 4/15
5:00 am-6:09 pm
2 stops18h 09m
$597
CharlottePorto
CLT - OPO
CLTOPO
Charlotte Douglas
Wed 4/15
11:26 am-7:40 am
2 stops15h 14m
Porto
Mon 4/27
8:40 pm-9:52 pm
2 stops30h 12m
$610
CharlottePorto
CLT - OPO
CLTOPO
Charlotte Douglas
Thu 5/14
8:28 pm-4:00 pm
2 stops14h 32m
Porto
Thu 5/21
12:25 pm-12:41 am
2 stops17h 16m
$648
CharlottePorto
CLT - OPO
CLTOPO
Charlotte Douglas
Thu 5/14
8:28 pm-4:00 pm
2 stops14h 32m
Porto
Sun 5/17
8:20 am-9:18 pm
2 stops17h 58m
$652
CharlottePorto
CLT - OPO
CLTOPO
Charlotte Douglas
Wed 8/12
3:40 pm-11:45 am
1 stop15h 05m
Porto
Sat 8/22
4:40 pm-3:55 pm
1 stop28h 15m
$687
CharlottePorto
CLT - OPO
CLTOPO
Charlotte Douglas
Sat 4/25
7:01 pm-4:00 pm
2 stops15h 59m
Porto
Sun 5/3
8:20 am-9:52 pm
2 stops18h 32m
$699
CharlottePorto
CLT - OPO
CLTOPO
Charlotte Douglas
Thu 4/16
9:30 am-1:00 pm
3 stops22h 30m
Porto
Mon 4/20
10:40 pm-4:45 pm
2 stops23h 05m
$704
CharlottePorto
CLT - OPO
CLTOPO
Charlotte Douglas
Wed 8/12
2:35 pm-6:55 am
1 stop11h 20m
Porto
Sat 8/22
10:15 am-10:13 am
2 stops28h 58m
$723
CharlottePorto
CLT - OPO
CLTOPO
Charlotte Douglas
Wed 5/13
6:00 pm-7:05 pm
2 stops20h 05m
$286
Showing 1-10 of 16 results
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.
CLT-OPO
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
SB1-OPO
CLT-OPO
What is the cheapest month to book a flight from Spartanburg to Porto?
Currently, November is the cheapest month in which you can book a flight from Spartanburg to Porto (average of $560). 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.
How much does it cost to fly round-trip from Spartanburg to Porto?
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 February 13, 2026.
Get a feel of what it's like to fly with United Airlines, American Airlines, and Iberia from Spartanburg to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.6
Overall
7.4
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.6
Overall
7.4
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.6
Overall
7.4
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.6
Overall
7.4
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.6
Overall
7.4
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.6
Overall
7.4
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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.
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsVila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra
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Spartanburg and Porto flights
Browse other Spartanburg and Porto flight options. Last updated on February 13, 2026.
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Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 13, 2026.
Spartanburg to Porto flights
Consider these flights traveling from Spartanburg to Porto.
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 February 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$574 | Average$648 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$602 | Average$1,662 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$607 | Average$849 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$641 | Average$871 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$642 | Average$1,030 | FlexibilityNo cancel fee | On-time69% |