HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Greenville (GSP) to Porto (OPO) from $698

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. Click the price to replicate the search for this deal.
GSP — OPO
May 13 — May 201
From?
To?
Mon 5/13
Mon 5/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

What is the cheapest day to fly round-trip from Greenville to Porto?

Saturday flights are generally found to be more expensive for flights from Greenville to Porto. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Porto.

When is the cheapest time to fly from Greenville to Porto (GSP - OPO)?

It’s optimal to fly from Greenville to Porto at noon. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the morning.

Cheap United Airlines flights from Greenville to Porto

Explore cheap flight options specifically provided by United Airlines for the route between Greenville and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 8, 2024.
Take a look at some of the lowest-priced United Airlines flights heading from Greenville to Porto. Deals update often to give you more flight options matching your criteria
Sat 9/145:40 pmGSP - OPO
2 stops36h 40mUnited Airlines
Wed 9/1812:35 pmOPO - GSP
2 stops26h 33mUnited Airlines
Deal found 5/6$1,093
Sun 6/95:57 pmGSP - OPO
1 stop10h 48mUnited Airlines
Fri 7/59:00 amOPO - GSP
1 stop12h 55mUnited Airlines
Deal found 5/7$1,283
Sat 9/146:45 pmGSP - OPO
1 stop10h 00mUnited Airlines
Wed 9/186:00 amOPO - GSP
2 stops19h 56mUnited Airlines
Deal found 5/6$1,592

Cheap American Airlines flights from Greenville to Porto

Explore cheap flight options specifically provided by American Airlines for the route between Greenville and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 8, 2024.
Have a look at some of the cheapest available American Airlines flights departing from Greenville and landing in Porto. Make sure to examine the flight information before completing your reservation.
Fri 9/206:16 pmGSP - OPO
3 stops16h 39mAmerican Airlines
Mon 9/308:15 amOPO - GSP
2 stops15h 41mAmerican Airlines
Deal found 5/7$2,996
Sun 6/96:06 pmGSP - OPO
3 stops16h 49mAmerican Airlines
Fri 7/58:15 amOPO - GSP
2 stops14h 45mAmerican Airlines
Deal found 5/7$3,219
Sat 9/146:16 pmGSP - OPO
3 stops16h 39mAmerican Airlines
Wed 9/188:15 amOPO - GSP
2 stops18h 02mAmerican Airlines
Deal found 5/6$3,268

Cheap Greenville to Porto flights in May & June 2024

Find cheap flight options from Greenville to Porto specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Prices were last updated on May 8, 2024.
Check out some of the best flight deals from Greenville to Porto in 2024. Check back regularly for other flight deals.
Sun 6/95:57 pmGSP - OPO
1 stop10h 48mUnited Airlines
Fri 7/59:00 amOPO - GSP
2 stops37h 10mUnited Airlines
Deal found 5/7$1,283
Sun 6/95:45 pmGSP - OPO
2 stops24h 35mMultiple Airlines
Thu 7/43:05 amOPO - GSP
2 stops19h 05mMultiple Airlines
Deal found 5/7$1,680
Sun 6/99:29 amGSP - OPO
3 stops20h 51mAir Canada
Fri 7/58:50 amOPO - GSP
3 stops19h 54mAir Canada
Deal found 5/7$1,971
Sun 6/96:06 pmGSP - OPO
3 stops16h 49mAmerican Airlines
Fri 7/58:15 amOPO - GSP
2 stops14h 45mAmerican Airlines
Deal found 5/7$3,219

Greenville to Porto 2024 flight deals

Discover exclusive flight deals for travel between Greenville and Porto in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 8, 2024.
Check out some of the best flight deals from Greenville to Porto in 2024. Check back regularly for other flight deals.
Thu 11/1410:52 amGSP - OPO
2 stops31h 43mLufthansa
Mon 11/181:45 pmOPO - GSP
2 stops56h 59mLufthansa
Deal found 5/6$737
Thu 11/1410:52 amGSP - OPO
2 stops19h 43mLufthansa
Mon 11/181:45 pmOPO - GSP
2 stops56h 59mLufthansa
Deal found 5/7$738
Fri 9/207:50 pmGSP - OPO
2 stops14h 50mKLM
Mon 9/308:40 pmOPO - GSP
2 stops23h 18mKLM
Deal found 5/7$1,007
Sat 9/145:40 pmGSP - OPO
2 stops36h 40mUnited Airlines
Wed 9/1812:35 pmOPO - GSP
2 stops26h 33mUnited Airlines
Deal found 5/6$1,093
Sun 6/95:57 pmGSP - OPO
1 stop10h 48mUnited Airlines
Fri 7/59:00 amOPO - GSP
1 stop12h 55mUnited Airlines
Deal found 5/7$1,283
Sat 9/146:45 pmGSP - OPO
1 stop10h 00mUnited Airlines
Wed 9/186:00 amOPO - GSP
2 stops19h 56mUnited Airlines
Deal found 5/6$1,592
Sun 6/95:45 pmGSP - OPO
2 stops24h 35mMultiple Airlines
Thu 7/43:05 amOPO - GSP
2 stops19h 05mMultiple Airlines
Deal found 5/7$1,680
Sun 6/99:29 amGSP - OPO
3 stops20h 51mAir Canada
Fri 7/58:50 amOPO - GSP
3 stops19h 54mAir Canada
Deal found 5/7$1,971
Fri 9/206:16 pmGSP - OPO
3 stops16h 39mAmerican Airlines
Mon 9/308:15 amOPO - GSP
2 stops15h 41mAmerican Airlines
Deal found 5/7$2,996

One-way flights to Porto from Greenville

Search for one-way flight options from Greenville to Porto. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 8, 2024.
Take a look at some of the one-way flights we've detected from Greenville to Porto. Users needing a return flight from Greenville to Porto should utilize the search form above.
Mon 5/139:34 pmGSP - OPO
3 stops52h 16mMultiple Airlines
Deal found 5/7$698
Tue 5/146:29 amGSP - OPO
3 stops31h 51mMultiple Airlines
Deal found 5/7$721
Mon 5/139:34 pmGSP - OPO
2 stops32h 01mMultiple Airlines
Deal found 5/7$1,500
Tue 5/1412:53 pmGSP - OPO
2 stops16h 32mLufthansa
Deal found 5/7$1,639

Find flights from Greenville to Porto within your budget

Customize your flight search to find flights from Greenville 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 2,749,864 searches. Data last updated May 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,007 - $3,268

Route

Depart

Return

Price

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Fri 9/20

2 stops14h 50m

Porto

Mon 9/30

2 stops23h 18m

$1,007

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sat 9/14

2 stops36h 40m

Porto

Wed 9/18

2 stops26h 33m

$1,093

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sun 6/9

1 stop10h 48m

Porto

Fri 7/5

2 stops37h 10m

$1,283

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sat 9/14

1 stop10h 00m

Porto

Wed 9/18

2 stops19h 56m

$1,592

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sun 6/9

2 stops24h 35m

Porto

Thu 7/4

2 stops19h 05m

$1,680

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sun 6/9

3 stops20h 51m

Porto

Fri 7/5

3 stops19h 54m

$1,971

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Fri 9/20

3 stops16h 39m

Porto

Mon 9/30

2 stops15h 41m

$2,996

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sun 6/9

3 stops16h 49m

Porto

Fri 7/5

2 stops14h 45m

$3,219

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sat 9/14

3 stops16h 39m

Porto

Wed 9/18

2 stops18h 02m

$3,268

Flights are sorted by cheapest first

Deals found on 5/7

No data available for this route at this time. Please check back soon.

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 May 8, 2024.
Get a feel of what it's like to fly with United Airlines and American Airlines from Greenville to Porto by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,598 reviews
Check prices

Overall

7.9

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,598 reviews
KLM
7.9
Good
1,598 reviews
Check prices

Overall

7.9

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

United Airlines
7.4
Good
11,073 reviews
KLM
7.9
Good
1,598 reviews
Check prices

Overall

7.9

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

American Airlines
7.3
Good
14,686 reviews
KLM
7.9
Good
1,598 reviews
Check prices

Overall

7.9

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Air Canada
7.0
Good
6,915 reviews
KLM
7.9
Good
1,598 reviews
Check prices

Overall

7.9

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Lufthansa
7.0
Good
7,703 reviews
KLM
7.9
Good
1,598 reviews
Check prices

Overall

7.9

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

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

  • Can I find flights from Greenville to Porto for under $1,100 on Cheapflights?

    Yes, there are multiple flights from Greenville to Porto for under $1,100. The cheapest flight booked recently is on KLM for just $1,007, but on average you can expect to pay $2,012.

  • What does GSP to OPO mean?

    GSP stands for Greenville Airport, while OPO stands for Porto Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Greenville to Porto that include extra baggage allowance?

    The amount of baggage you can bring on your Greenville to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Greenville to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter Greenville to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Greenville 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.

  • Can I find deals for flights from Greenville to Porto that allow pets onboard?

    Many airlines flying from Greenville to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Greenville to Porto?

    Yes, you can often find last-minute deals on Greenville to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Greenville to Porto flight deals updated?

    The Greenville to Porto flight deals you see on this page were last updated on 5/7.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Greenville to Porto
See prices for flight routes from nearby airports that may be better suited for you.

Charlotte to Lisbon flights
Charleston to Lisbon flights
Charlotte to Porto flights
Greenville to Lisbon flights
Charlotte to Ponta Delgada flights
Charlotte to Faro flights
Columbia to Lisbon flights
Charleston to Faro flights
Charlotte to Funchal flights
Charlotte to Lajes flights
Chicago O'Hare Intl Airport to Orlando flights
Los Angeles to Phoenix flights
Las Vegas to Reno flights
Tampa to London flights
Atlanta to Orlando flights
Phoenix to Atlanta flights
Los Angeles to Salt Lake City flights
O'ahu to Maui flights
Boston to Dublin flights
San Francisco to Phoenix flights
Orlando to Fort Lauderdale flights
Greenville to Chicago O'Hare Intl Airport flights

Search flights from Greenville to Porto by cabin class

Find flights from Greenville to Porto, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Ordu/Giresun
Flights to Hakodate
Flights to Gazipasa
Flights to Kirkwall Arpt
Flights to Skiathos
Flights to Bourgas
Flights to Kalamata
Flights to Menorca/Mahon
Flights to Mytilene
Flights to Mason City
Flights to Pau Pyrénées
Flights to Neiva La Marguita
Flights to Cortez Montezuma County
Flights to Biarritz Parme
Flights to Parikia Paros
Flights to Ohrid
Flights to Edremit/Korfez
Flights to Naxos
Flights to Dalaman
Flights to Lublin
Flights to Miyakojima Hirara
Flights to Champaign University-Willard
Flights to Kagoshima
Flights to Constanţa Mihail Kogalniceanu

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Greenville to Porto?

Cheapflights makes it easy to find Greenville to Porto flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Greenville to Porto?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Porto from Greenville.

Can Cheapflights find flights from Greenville to Porto with no change fees?

Yes, we can. To see specific flights from Greenville to Porto with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Greenville to Porto become cheaper?

Yes, Cheapflights offers price alerts on Greenville to Porto flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines