$483+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — LIS
May 18 — May 251
Round-trip
1 adult, Economy
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Find cheap flights from Greenville to Portugal with Cheapflights
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Cheapest flights from Greenville to PortugalExplore 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 April 18, 2026.
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 April 18, 2026.
This United Airlines deal was found by Cheapflights users on 4/13. 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.
Sat 4/187:42 pm
GSP
- LIS
2 stops32h 38m
United Airlines
Wed 4/2912:20 pm
LIS
- GSP
1 stop11h 39m
United Airlines
Deal found 4/13![United Airlines logo]()
$739
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.
Mon 11/95:45 pm
GSP
- OPO
1 stop10h 45m
United Airlines
Fri 11/136:00 am
OPO
- GSP
2 stops20h 11m
United Airlines
Deal found 4/17![United Airlines logo]()
$746
This United Airlines deal was found by Cheapflights users on 4/15. 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.
Mon 11/92:54 pm
GSP
- LIS
1 stop14h 21m
United Airlines
Fri 11/135:00 am
LIS
- GSP
2 stops45h 11m
United Airlines
Deal found 4/15![United Airlines logo]()
$756
This American Airlines deal was found by Cheapflights users on 4/14. 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 4/2111:01 am
GSP
- LIS
1 stop17h 04m
American Airlines
Tue 5/126:35 am
LIS
- GSP
2 stops17h 27m
American Airlines
Deal found 4/14![American Airlines logo]()
$765
This Delta deal was found by Cheapflights users on 4/13. 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.
Tue 4/218:50 am
GSP
- LIS
2 stops19h 00m
Delta
Tue 5/125:00 am
LIS
- GSP
2 stops17h 53m
Delta
Deal found 4/13![Delta logo]()
$766
This United Airlines deal was found by Cheapflights users on 4/13. 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.
Mon 12/75:15 pm
GSP
- OPO
2 stops41h 00m
United Airlines
Thu 12/106:00 am
OPO
- GSP
2 stops17h 50m
United Airlines
Deal found 4/13![United Airlines logo]()
$778
This Priceline deal was found by Cheapflights users on 4/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:01 am
GSP
- LIS
1 stop17h 04m
British Airways
Tue 5/1211:05 am
LIS
- GSP
1 stop11h 39m
British Airways
Deal found 4/16![British Airways logo]()
$801
This Booking.com deal was found by Cheapflights users on 4/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:01 am
GSP
- LIS
1 stop17h 04m
British Airways
Wed 4/2911:05 am
LIS
- GSP
1 stop13h 33m
British Airways
Deal found 4/13![British Airways logo]()
$808
This Booking.com deal was found by Cheapflights users on 4/16. 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.
Thu 5/76:28 pm
GSP
- LIS
1 stop9h 37m
British Airways
Fri 5/1511:05 am
LIS
- GSP
1 stop28h 31m
British Airways
Deal found 4/16![British Airways logo]()
$856
This Delta deal was found by Cheapflights users on 4/15. 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.
Tue 7/710:55 am
GSP
- OPO
1 stop18h 35m
Delta
Tue 7/145:00 am
OPO
- GSP
2 stops22h 35m
Delta
Deal found 4/15![Delta logo]()
$1,038
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.
Tue 7/710:55 am
GSP
- OPO
1 stop18h 35m
Delta
Fri 7/175:00 am
OPO
- GSP
2 stops22h 35m
Delta
Deal found 4/17![Delta logo]()
$1,039
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.
Mon 7/66:52 pm
GSP
- OPO
2 stops15h 33m
Delta
Fri 7/175:00 am
OPO
- GSP
2 stops23h 54m
Delta
Deal found 4/17![Delta logo]()
$1,043
Best flights from Greenville to PortugalDiscover carefully curated flight deals from Greenville to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
Discover carefully curated flight deals from Greenville to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 5/47:35 pm
GSP
- LIS
2 stops32h 45m
United Airlines
Tue 5/121:00 pm
LIS
- GSP
2 stops38h 58m
United Airlines
Deal found 4/16![United Airlines logo]()
$766
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.
Tue 7/73:06 pm
GSP
- OPO
2 stops14h 24m
Delta
Fri 7/175:00 am
OPO
- GSP
2 stops23h 54m
Delta
Deal found 4/17![Delta logo]()
$1,043
This British Airways deal was found by Cheapflights users on 4/14. 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.
Sat 7/47:52 am
GSP
- LIS
1 stop20h 13m
British Airways
Mon 7/1311:05 am
LIS
- GSP
1 stop11h 45m
British Airways
Deal found 4/14![British Airways logo]()
$1,195
This Gotogate deal was found by Cheapflights users on 4/14. 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.
Fri 7/177:52 am
GSP
- OPO
2 stops30h 13m
Multiple Airlines
Sat 7/258:40 pm
OPO
- GSP
2 stops50h 10m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,195
This United Airlines deal was found by Cheapflights users on 4/18. 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 5/157:35 pm
GSP
- LIS
2 stops32h 45m
United Airlines
Wed 5/2711:25 am
LIS
- GSP
2 stops31h 55m
United Airlines
Deal found 4/18![United Airlines logo]()
$1,042
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.
Wed 7/81:09 pm
GSP
- OPO
2 stops16h 21m
Delta
Fri 7/175:00 am
OPO
- GSP
2 stops23h 54m
Delta
Deal found 4/17![Delta logo]()
$1,043
This Delta deal was found by Cheapflights users on 4/14. 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 7/47:00 am
GSP
- LIS
1 stop20h 00m
Delta
Mon 7/139:50 am
LIS
- GSP
2 stops17h 45m
Delta
Deal found 4/14![Delta logo]()
$1,058
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.
Sat 6/207:40 pm
GSP
- LIS
2 stops34h 25m
United Airlines
Fri 7/312:20 pm
LIS
- GSP
1 stop26h 35m
United Airlines
Deal found 4/17![United Airlines logo]()
$1,069
This United Airlines deal was found by Cheapflights users on 4/13. 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.
Fri 7/317:40 pm
GSP
- LIS
2 stops34h 25m
United Airlines
Mon 8/101:00 pm
LIS
- GSP
2 stops25h 50m
United Airlines
Deal found 4/13![United Airlines logo]()
$1,116
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.
Tue 7/73:35 pm
GSP
- OPO
1 stop13h 55m
Delta
Sun 7/126:30 am
OPO
- GSP
2 stops22h 24m
Delta
Deal found 4/17![Delta logo]()
$1,116
This Delta deal was found by Cheapflights users on 4/14. 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.
Tue 7/75:16 pm
GSP
- OPO
2 stops17h 09m
Delta
Mon 7/136:30 am
OPO
- GSP
2 stops21h 05m
Delta
Deal found 4/14![Delta logo]()
$1,120
This United Airlines deal was found by Cheapflights users on 4/14. 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 7/47:40 pm
GSP
- LIS
2 stops34h 25m
United Airlines
Mon 7/1312:20 pm
LIS
- GSP
1 stop31h 00m
United Airlines
Deal found 4/14![United Airlines logo]()
$1,139
This Delta deal was found by Cheapflights users on 4/15. 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.
Mon 7/66:52 pm
GSP
- OPO
2 stops15h 33m
Delta
Tue 7/215:00 am
OPO
- GSP
2 stops21h 47m
Delta
Deal found 4/15![Delta logo]()
$1,178
This United Airlines deal was found by Cheapflights users on 4/15. 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 6/286:00 am
GSP
- OPO
2 stops22h 45m
United Airlines
Fri 7/1012:35 pm
OPO
- GSP
1 stop11h 33m
United Airlines
Deal found 4/15![United Airlines logo]()
$1,243
This Delta deal was found by Cheapflights users on 4/14. 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 5/3011:45 am
GSP
- LIS
2 stops18h 30m
Delta
Sat 6/65:00 am
LIS
- GSP
2 stops21h 38m
Delta
Deal found 4/14![Delta logo]()
$1,182
This Delta deal was found by Cheapflights users on 4/14. 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.
Sun 7/56:52 pm
GSP
- OPO
2 stops15h 38m
Delta
Sun 7/126:30 am
OPO
- GSP
2 stops22h 24m
Delta
Deal found 4/14![Delta logo]()
$1,236
This Delta deal was found by Cheapflights users on 4/14. 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 7/15:16 pm
GSP
- OPO
2 stops17h 09m
Delta
Wed 7/155:00 am
OPO
- GSP
2 stops21h 47m
Delta
Deal found 4/14![Delta logo]()
$1,236
Last-minute flights from Greenville to PortugalDiscover last-minute flight deals from Greenville to Portugal. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to Portugal. Data last updated April 18, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/13. 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.
Sat 4/187:42 pm
GSP
- LIS
2 stops32h 38m
United Airlines
Wed 4/2912:20 pm
LIS
- GSP
1 stop11h 39m
United Airlines
Deal found 4/13![United Airlines logo]()
$739
This Booking.com deal was found by Cheapflights users on 4/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:01 am
GSP
- LIS
1 stop17h 04m
British Airways
Wed 4/2911:05 am
LIS
- GSP
1 stop13h 33m
British Airways
Deal found 4/13![British Airways logo]()
$808
This American Airlines deal was found by Cheapflights users on 4/14. 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 4/2111:01 am
GSP
- LIS
1 stop17h 04m
American Airlines
Tue 5/126:35 am
LIS
- GSP
2 stops17h 27m
American Airlines
Deal found 4/14![American Airlines logo]()
$765
This Delta deal was found by Cheapflights users on 4/13. 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.
Tue 4/218:50 am
GSP
- LIS
2 stops19h 00m
Delta
Tue 5/125:00 am
LIS
- GSP
2 stops17h 53m
Delta
Deal found 4/13![Delta logo]()
$766
This Air France deal was found by Cheapflights users on 4/16. 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 4/215:50 pm
GSP
- LIS
2 stops16h 05m
Multiple Airlines
Tue 5/1211:55 am
LIS
- GSP
2 stops16h 48m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$767
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:28 pm
GSP
- LIS
1 stop9h 37m
British Airways
Tue 5/1211:05 am
LIS
- GSP
1 stop13h 56m
British Airways
Deal found 4/17![British Airways logo]()
$898
This Priceline deal was found by Cheapflights users on 4/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:01 am
GSP
- LIS
1 stop17h 04m
British Airways
Tue 5/1211:05 am
LIS
- GSP
1 stop11h 39m
British Airways
Deal found 4/16![British Airways logo]()
$801
This Booking.com deal was found by Cheapflights users on 4/16. 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.
Thu 5/76:28 pm
GSP
- LIS
1 stop9h 37m
British Airways
Fri 5/1511:05 am
LIS
- GSP
1 stop28h 31m
British Airways
Deal found 4/16![British Airways logo]()
$856
One-way flights from Greenville to PortugalSearch for one-way flight options from Greenville to Portugal. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
Search for one-way flight options from Greenville to Portugal. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Mon 5/188:28 pm
GSP
- LIS
3 stops44h 17m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$483
This Delta deal was found by Cheapflights users on 4/14. 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.
Sun 7/56:00 am
GSP
- LIS
1 stop21h 00m
Delta
Deal found 4/14![Delta logo]()
$549
This Delta deal was found by Cheapflights users on 4/14. 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 7/43:35 pm
GSP
- LIS
2 stops21h 15m
Delta
Deal found 4/14![Delta logo]()
$554
This Delta deal was found by Cheapflights users on 4/14. 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.
Tue 7/76:10 pm
GSP
- LIS
1 stop32h 50m
Delta
Deal found 4/14![Delta logo]()
$563
This Orbitz deal was found by Cheapflights users on 4/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1711:00 am
GSP
- LIS
2 stops25h 45m
British Airways
Deal found 4/14![British Airways logo]()
$574
This Delta deal was found by Cheapflights users on 4/14. 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.
Mon 5/186:14 pm
GSP
- LIS
2 stops18h 36m
Delta
Deal found 4/14![Delta logo]()
$581
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Thu 5/149:33 am
GSP
- LIS
3 stops46h 32m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$584
This Delta deal was found by Cheapflights users on 4/14. 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 5/1411:00 am
GSP
- LIS
2 stops19h 15m
Delta
Deal found 4/14![Delta logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Fri 5/158:28 pm
GSP
- LIS
3 stops58h 12m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$596
This Ovago deal was found by Cheapflights users on 4/14. 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.
Mon 5/187:02 am
GSP
- LIS
1 stop21h 03m
British Airways
Deal found 4/14![British Airways logo]()
$597
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Sun 5/179:33 am
GSP
- LIS
3 stops45h 07m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$616
This Ovago deal was found by Cheapflights users on 4/14. 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.
Sat 5/167:00 am
GSP
- LIS
1 stop21h 05m
British Airways
Deal found 4/14![British Airways logo]()
$658
Find flight deals from Greenville to Portugal
Keep the following information in mind while searching for Greenville to Portugal flight deals. Data was last updated April 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $765 (American Airlines) |
One-way from | $483 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $847 |
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 April 18, 2026.
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Cheapest round-trip
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Mon 5/4
7:35 pm-9:20 am
2 stops32h 45m
Lisbon Humberto Delgado
Tue 5/12
1:00 pm-10:58 pm
2 stops38h 58m
$766
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Fri 5/15
7:35 pm-9:20 am
2 stops32h 45m
Lisbon Humberto Delgado
Wed 5/27
11:25 am-2:20 pm
2 stops31h 55m
$1,042
GreenvillePorto
GSP - OPO
GSPOPO
Greenville
Tue 7/7
3:06 pm-10:30 am
2 stops14h 24m
Porto
Fri 7/17
5:00 am-11:54 pm
2 stops23h 54m
$1,043
GreenvillePorto
GSP - OPO
GSPOPO
Greenville
Wed 7/8
1:09 pm-10:30 am
2 stops16h 21m
Porto
Fri 7/17
5:00 am-11:54 pm
2 stops23h 54m
$1,043
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Sat 7/4
7:00 am-8:00 am
1 stop20h 00m
Lisbon Humberto Delgado
Mon 7/13
9:50 am-10:35 pm
2 stops17h 45m
$1,058
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Sat 6/20
7:40 pm-11:05 am
2 stops34h 25m
Lisbon Humberto Delgado
Fri 7/3
12:20 pm-9:55 am
1 stop26h 35m
$1,069
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Fri 7/31
7:40 pm-11:05 am
2 stops34h 25m
Lisbon Humberto Delgado
Mon 8/10
1:00 pm-9:50 am
2 stops25h 50m
$1,116
GreenvillePorto
GSP - OPO
GSPOPO
Greenville
Tue 7/7
3:35 pm-10:30 am
1 stop13h 55m
Porto
Sun 7/12
6:30 am-11:54 pm
2 stops22h 24m
$1,116
GreenvillePorto
GSP - OPO
GSPOPO
Greenville
Tue 7/7
5:16 pm-3:25 pm
2 stops17h 09m
Porto
Mon 7/13
6:30 am-10:35 pm
2 stops21h 05m
$1,120
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Sat 7/4
7:40 pm-11:05 am
2 stops34h 25m
Lisbon Humberto Delgado
Mon 7/13
12:20 pm-2:20 pm
1 stop31h 00m
$1,139
Showing 1-10 of 34 resultsSorted by cheapest first
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.
GSP-LIS
GSP-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 Greenville to Portugal
GSP-PT0
GSP-LIS
GSP-OPO
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 $509). Flying from Greenville to Portugal in December is currently the most expensive (average of $1,142). 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.
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 April 18, 2026.
Read through reviews of airlines operating flights from Greenville to Portugal, such as United Airlines,American Airlines, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Food
6.6
Comfort
7.3
Overall
7.4
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Crew
8.1
Food
6.6
Comfort
7.3
Overall
7.4
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Crew
8.1
Food
6.6
Comfort
7.3
Overall
7.4
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Crew
8.1
Food
6.6
Comfort
7.3
Overall
7.4
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
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.
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Alternative routes for Greenville to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Greenville to Portugal by cabin class
Find flights from Greenville to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Greenville and Portugal flights
Browse other Greenville and Portugal flight options. Last updated on April 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Greenville to Portugal flights
Consider these flights traveling from Greenville to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 3 airlines flying from Greenville to Portugal
Discover the top 3 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 April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$535 | Average$919 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$559 | Average$1,103 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$587 | Average$1,002 | FlexibilityNo cancel fee | On-time71% |