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Portugal

$608+ 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — LIS
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$793
(United Airlines)

One-way from

$608
(American Airlines)

Popular in

June

Cheapest in

November

Average price

$950
Provider with most accurate pricing for Greenville-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Greenville-Lisbon Humberto Delgado flights.
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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. 26% potential increase in price ($340 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($57 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 31, 2025.

This Gotogate deal was found by Cheapflights users on 3/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:00 amGSP - LIS
2 stops23h 20mMultiple Airlines
Mon 11/103:55 pmLIS - GSP
2 stops34h 16mMultiple Airlines
Deal found 3/30$646
This United deal was found by Cheapflights users on 3/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:49 pmGSP - LIS
1 stop10h 26mUnited Airlines
Mon 11/105:00 amLIS - GSP
2 stops45h 11mUnited Airlines
Deal found 3/30$664
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/281:14 pmGSP - LIS
1 stop16h 01mBritish Airways
Mon 11/106:35 pmLIS - GSP
2 stops30h 58mBritish Airways
Deal found 3/30$667
This Lufthansa deal was found by Cheapflights users on 3/31. 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.
Tue 10/2810:52 amGSP - LIS
2 stops20h 48mLufthansa
Mon 11/103:55 pmLIS - GSP
2 stops34h 16mLufthansa
Deal found 3/31$687
This Delta deal was found by Cheapflights users on 3/30. 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.
Thu 12/2510:13 amGSP - OPO
2 stops19h 37mDelta
Wed 12/315:00 amOPO - GSP
2 stops23h 45mDelta
Deal found 3/30$791
This American Airlines deal was found by Cheapflights users on 3/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:12 amGSP - LIS
1 stop18h 03mAmerican Airlines
Mon 11/1011:05 amLIS - GSP
1 stop14h 28mAmerican Airlines
Deal found 3/30$863
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 12/256:46 amGSP - OPO
3 stops47h 54mUnited Airlines
Wed 12/316:00 amOPO - GSP
2 stops20h 11mUnited Airlines
Deal found 3/30$883
This Booking.com deal was found by Cheapflights users on 3/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/15:45 pmGSP - LIS
2 stops36h 20mAir Canada
Tue 7/811:25 amLIS - GSP
2 stops34h 38mAir Canada
Deal found 3/31$969
This Mytrip deal was found by Cheapflights users on 3/30. 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.
Wed 6/119:46 pmGSP - OPO
2 stops27h 59mMultiple Airlines
Wed 6/1811:00 amOPO - GSP
3 stops35h 45mMultiple Airlines
Deal found 3/30$1,034
This Air Canada deal was found by Cheapflights users on 3/30. 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.
Mon 6/99:30 amGSP - OPO
2 stops19h 05mAir Canada
Thu 6/1912:10 pmOPO - GSP
2 stops29h 12mAir Canada
Deal found 3/30$1,097
This British Airways deal was found by Cheapflights users on 3/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/116:28 pmGSP - OPO
2 stops34h 57mBritish Airways
Fri 6/209:15 pmOPO - GSP
2 stops28h 11mBritish Airways
Deal found 3/30$1,482
This Lufthansa deal was found by Cheapflights users on 3/30. 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.
Mon 6/95:35 pmGSP - OPO
2 stops24h 15mLufthansa
Wed 6/186:00 amOPO - GSP
2 stops45h 43mLufthansa
Deal found 3/30$1,585

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 March 31, 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

Wed 4/16

6:00 am-8:20 am

2 stops21h 20m

Lisbon Humberto Delgado

Wed 4/30

11:25 am-11:00 pm

2 stops40h 35m

$793

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Tue 7/1

5:45 pm-11:05 am

2 stops36h 20m

Lisbon Humberto Delgado

Tue 7/8

11:25 am-5:03 pm

2 stops34h 38m

$969

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Sat 7/12

6:25 pm-11:00 pm

2 stops47h 35m

Lisbon Humberto Delgado

Mon 7/21

8:45 pm-8:30 pm

2 stops28h 45m

$989

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Mon 6/30

2:52 pm-9:50 pm

2 stops25h 58m

Lisbon Humberto Delgado

Fri 7/11

5:05 am-11:43 pm

2 stops23h 38m

$997

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Thu 5/15

12:59 pm-7:45 am

2 stops13h 46m

Lisbon Humberto Delgado

Thu 5/22

6:35 am-7:01 pm

2 stops17h 26m

$1,007

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Wed 6/11

9:46 pm-6:45 am

2 stops27h 59m

Porto

Wed 6/18

11:00 am-5:45 pm

3 stops35h 45m

$1,034

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sat 7/12

7:45 pm-9:45 am

2 stops33h 00m

Porto

Sun 7/20

11:20 am-11:43 pm

2 stops17h 23m

$1,047

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Mon 6/9

9:30 am-9:35 am

2 stops19h 05m

Porto

Thu 6/19

12:10 pm-12:22 pm

2 stops29h 12m

$1,097

GreenvilleLisbon

GSP - LIS

GSPLIS

Greenville

Fri 9/5

11:07 am-9:05 am

1 stop16h 58m

Lisbon Humberto Delgado

Sat 9/13

7:10 am-8:42 pm

2 stops18h 32m

$1,127

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Sun 6/8

3:20 pm-3:30 pm

2 stops19h 10m

Porto

Wed 6/18

9:15 pm-8:19 pm

2 stops28h 04m

$1,146

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 18 results
1
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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 $1,213). 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 March 31, 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.

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 March 31, 2025.
Peruse reviews from past customers who have flown with Delta, Austrian Airlines and United Airlines from Greenville to Portugal to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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.
Austrian Airlines
7.6
Good
770 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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
8,614 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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.
Brussels Airlines
7.4
Good
345 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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 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 ($608), Air Canada ($614), and Brussels Airlines ($1,901).

  • 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 $1,213). 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$572Average$822FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$600Average$938FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$604Average$1,051FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$676Average$1,166FlexibilityNo cancel feeOn-time71%
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