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Portugal

$558+ Cheap flights from Greenville (GSP) to Portugal

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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — LIS
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Greenville to Portugal

Keep the following information in mind while searching for Greenville to Portugal flight deals. Data was last updated July 1, 2025.

Round-trip from

$575
(Mytrip)

One-way from

$558
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$1,310
From Greenville to Portugal
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One-way flight from Greenville to Portugal
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Highest demand for flights based on searches. 28% potential increase in price ($379 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Greenville to Portugal

Cheapest flights from Greenville to Portugal
Explore the most affordable flight options available from Greenville to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:51 pmGSP - LIS
2 stops34h 29mMultiple Airlines
Wed 11/125:00 amLIS - GSP
2 stops23h 59mMultiple Airlines
Deal found 6/30$575
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Sat 10/2512:21 pmGSP - LIS
2 stops40h 59mUnited Airlines
Wed 11/125:00 amLIS - GSP
2 stops20h 49mUnited Airlines
Deal found 6/30$605
This Ovago deal was found by Cheapflights users on 6/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2812:05 pmGSP - LIS
1 stop16h 05mLufthansa
Mon 11/1012:30 pmLIS - GSP
2 stops40h 29mLufthansa
Deal found 6/29$637
This Ovago deal was found by Cheapflights users on 6/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/281:35 pmGSP - LIS
2 stops28h 10mBritish Airways
Mon 11/106:35 pmLIS - GSP
2 stops27h 59mBritish Airways
Deal found 6/29$638
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Fri 8/152:52 pmGSP - OPO
2 stops19h 53mUnited Airlines
Thu 8/219:50 amOPO - GSP
1 stop12h 15mUnited Airlines
Deal found 6/29$839
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/154:00 pmGSP - OPO
2 stops21h 10mDelta
Wed 8/209:20 amOPO - GSP
2 stops18h 04mDelta
Deal found 6/30$847
This Air France deal was found by Cheapflights users on 6/29. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/155:59 pmGSP - OPO
2 stops16h 31mMultiple Airlines
Wed 8/206:15 amOPO - GSP
2 stops20h 21mMultiple Airlines
Deal found 6/29$866
This Air Canada deal was found by Cheapflights users on 6/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:00 amGSP - OPO
2 stops22h 35mAir Canada
Thu 8/2112:10 pmOPO - GSP
2 stops28h 46mAir Canada
Deal found 6/30$1,149
This Lufthansa deal was found by Cheapflights users on 6/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/162:52 pmGSP - OPO
2 stops19h 53mLufthansa
Wed 8/206:00 amOPO - GSP
2 stops17h 52mLufthansa
Deal found 6/30$1,164

Cheapflights Fare Finder

Customize your flight search to find flights from Greenville to Portugal 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 July 1, 2025.
Use the filters below to find and compare flights from Greenville to Portugal that are best for you.

Fly from

Greenville

Fly to

Portugal

Route

Depart

Return

Price

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Sat 10/25

6:51 pm-10:20 am

2 stops34h 29m

Lisbon Humberto Delgado

Wed 11/12

5:00 am-11:59 pm

2 stops23h 59m

$575

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Sat 10/25

12:21 pm-10:20 am

2 stops40h 59m

Lisbon Humberto Delgado

Wed 11/12

5:00 am-8:49 pm

2 stops20h 49m

$605

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Tue 10/28

12:05 pm-8:10 am

1 stop16h 05m

Lisbon Humberto Delgado

Mon 11/10

12:30 pm-11:59 pm

2 stops40h 29m

$637

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Tue 10/28

1:35 pm-9:45 pm

2 stops28h 10m

Lisbon Humberto Delgado

Mon 11/10

6:35 pm-5:34 pm

2 stops27h 59m

$638

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Fri 8/15

2:52 pm-3:45 pm

2 stops19h 53m

Porto

Thu 8/21

9:50 am-5:05 pm

1 stop12h 15m

$839

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Fri 8/15

4:00 pm-6:10 pm

2 stops21h 10m

Porto

Wed 8/20

9:20 am-10:24 pm

2 stops18h 04m

$847

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Fri 8/15

5:59 pm-3:30 pm

2 stops16h 31m

Porto

Wed 8/20

6:15 am-9:36 pm

2 stops20h 21m

$866

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sat 8/16

6:00 am-9:35 am

2 stops22h 35m

Porto

Thu 8/21

12:10 pm-11:56 am

2 stops28h 46m

$1,149

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sat 8/16

2:52 pm-3:45 pm

2 stops19h 53m

Porto

Wed 8/20

6:00 am-6:52 pm

2 stops17h 52m

$1,164

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Sun 11/16

6:00 am-4:10 pm

3 stops29h 10m

$558

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 14 results
1
2

Best time to book a flight from Greenville to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Greenville 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 Greenville to Portugal

What is the cheapest month to book a flight from Greenville to Portugal?

Currently, January is the cheapest month in which you can book a flight from Greenville to Portugal (average of $612). Flying from Greenville to Portugal in June is currently the most expensive (average of $1,130). 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 GSP to PT?

Find hourly flight availability from Greenville to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

When flying from Greenville to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated July 1, 2025.
Read through reviews of airlines operating flights from Greenville to Portugal, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

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
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

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
8,858 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

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
7,973 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

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
9,665 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

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!
Lufthansa
6.8
Okay
7,204 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

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 Greenville to Portugal. 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 from for flights from Greenville to Portugal?

    Greenville (GSP), located 10.4 mi from the city center, is the airport you fly out of when you book flights from Greenville to Portugal.

  • What are the cheapest airlines to fly from Greenville to Portugal one-way?

    The cheapest airlines for a one-way flight from Greenville to Portugal are American Airlines ($589), Air Canada ($734), and Lufthansa ($1,766).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Greenville to Portugal 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 Greenville to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Greenville to Portugal (average of $612). Flying from Greenville to Portugal in June is currently the most expensive (average of $1,130). 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

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Top 4 airlines flying from Greenville to Portugal

Discover the top 4 airlines that operate flights from Greenville to Portugal. 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$535Average$929FlexibilityNo cancel feeOn-time70%
DeltaCheapest$550Average$794FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$600Average$912FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$676Average$1,144FlexibilityNo cancel feeOn-time71%

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