$542+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — LIS
May 25 — Jun 11
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Greenville to Portugal 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Greenville to Portugal
Cheapest
Best
Last-minute
One-way
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 25, 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 25, 2026.
This oojo deal was found by Cheapflights users on 4/23. 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.
Mon 11/210:55 am
GSP
- LIS
1 stop17h 10m
British Airways
Mon 11/1611:05 am
LIS
- GSP
1 stop14h 49m
British Airways
Deal found 4/23![British Airways logo]()
$723
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Mon 11/24:25 pm
GSP
- LIS
2 stops14h 40m
American Airlines
Mon 11/1611:05 am
LIS
- GSP
1 stop14h 49m
American Airlines
Deal found 4/23![American Airlines logo]()
$724
This KLM deal was found by Cheapflights users on 4/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/22:25 pm
GSP
- LIS
2 stops13h 35m
Multiple Airlines
Mon 11/165:30 am
LIS
- GSP
2 stops18h 19m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 4/22. 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 4/22![United Airlines logo]()
$746
This American Airlines deal was found by Cheapflights users on 4/21. 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 4/216:28 pm
GSP
- LIS
2 stops16h 07m
American Airlines
Tue 5/126:35 am
LIS
- GSP
2 stops17h 27m
American Airlines
Deal found 4/21![American Airlines logo]()
$762
This KLM deal was found by Cheapflights users on 4/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:06 am
GSP
- LIS
2 stops15h 54m
KLM
Tue 5/1211:55 am
LIS
- GSP
2 stops16h 48m
KLM
Deal found 4/20![KLM logo]()
$767
This Air France deal was found by Cheapflights users on 4/22. 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.
Thu 4/305:23 pm
GSP
- LIS
2 stops16h 32m
Air France
Wed 5/65:35 am
LIS
- GSP
2 stops17h 05m
Air France
Deal found 4/22![Air France logo]()
$782
This United Airlines deal was found by Cheapflights users on 4/22. 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 11/75:15 pm
GSP
- OPO
2 stops41h 00m
United Airlines
Mon 11/166:00 am
OPO
- GSP
2 stops58h 56m
United Airlines
Deal found 4/22![United Airlines logo]()
$798
This American Airlines deal was found by Cheapflights users on 4/22. 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 4/307:00 am
GSP
- LIS
1 stop21h 05m
American Airlines
Wed 5/611:00 am
LIS
- GSP
2 stops17h 57m
American Airlines
Deal found 4/22![American Airlines logo]()
$855
This oojo deal was found by Cheapflights users on 4/20. 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 4/2111:01 am
GSP
- LIS
1 stop17h 04m
British Airways
Tue 5/1211:05 am
LIS
- GSP
1 stop11h 39m
British Airways
Deal found 4/20![British Airways logo]()
$898
This Ovago deal was found by Cheapflights users on 4/22. 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 11/75:45 pm
GSP
- OPO
1 stop10h 45m
Lufthansa
Mon 11/1612:35 pm
OPO
- GSP
1 stop15h 44m
Lufthansa
Deal found 4/22![Lufthansa logo]()
$905
This United Airlines deal was found by Cheapflights users on 4/23. 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 12/66:00 am
GSP
- LIS
2 stops23h 15m
United Airlines
Thu 12/105:00 am
LIS
- GSP
2 stops21h 11m
United Airlines
Deal found 4/23![United Airlines logo]()
$931
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 25, 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 25, 2026.
This United Airlines deal was found by Cheapflights users on 4/24. 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 10/87:47 pm
GSP
- LIS
2 stops34h 58m
United Airlines
Wed 10/1410:25 am
LIS
- GSP
1 stop18h 04m
United Airlines
Deal found 4/24![United Airlines logo]()
$1,085
This Delta deal was found by Cheapflights users on 4/24. 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
Mon 7/206:30 am
OPO
- GSP
2 stops22h 24m
Delta
Deal found 4/24![Delta logo]()
$1,121
This Air France deal was found by Cheapflights users on 4/22. 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.
Mon 7/66:52 pm
GSP
- OPO
2 stops15h 33m
Air France
Mon 7/209:25 am
OPO
- GSP
2 stops15h 53m
Air France
Deal found 4/22![Air France logo]()
$1,175
This British Airways deal was found by Cheapflights users on 4/23. 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.
Fri 5/156:28 pm
GSP
- LIS
1 stop9h 37m
Multiple Airlines
Wed 5/277:20 am
LIS
- GSP
2 stops19h 58m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,176
This KAYAK deal was found by Cheapflights users on 4/23. 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.
Fri 7/1711:18 am
GSP
- OPO
1 stop14h 37m
Lufthansa
Sat 7/256:00 am
OPO
- GSP
2 stops22h 34m
Lufthansa
Deal found 4/23![Lufthansa logo]()
$1,227
This BusinessClass deal was found by Cheapflights users on 4/23. 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.
Fri 7/317:52 am
GSP
- LIS
2 stops34h 18m
British Airways
Mon 8/1011:05 am
LIS
- GSP
1 stop11h 24m
British Airways
Deal found 4/23![British Airways logo]()
$1,249
This United Airlines deal was found by Cheapflights users on 4/24. 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 7/67:49 pm
GSP
- OPO
1 stop32h 56m
United Airlines
Tue 7/2112:35 pm
OPO
- GSP
2 stops26h 20m
United Airlines
Deal found 4/24![United Airlines logo]()
$1,111
This Delta deal was found by Cheapflights users on 4/22. 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 7/316:47 pm
GSP
- LIS
2 stops18h 03m
Delta
Mon 8/105:35 am
LIS
- GSP
2 stops21h 25m
Delta
Deal found 4/22![Delta logo]()
$1,153
This Mytrip deal was found by Cheapflights users on 4/23. 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.
Sun 6/76:30 am
GSP
- OPO
2 stops19h 30m
Multiple Airlines
Sun 6/146:00 am
OPO
- GSP
2 stops22h 29m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,251
This United Airlines deal was found by Cheapflights users on 4/24. 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 7/67:49 pm
GSP
- OPO
1 stop29h 26m
United Airlines
Mon 7/209:00 am
OPO
- GSP
1 stop19h 34m
United Airlines
Deal found 4/24![United Airlines logo]()
$1,177
This Delta deal was found by Cheapflights users on 4/21. 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 7/219:25 am
OPO
- GSP
2 stops15h 53m
Delta
Deal found 4/21![Delta logo]()
$1,186
This United Airlines deal was found by Cheapflights users on 4/20. 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 6/47:40 pm
GSP
- LIS
1 stop9h 50m
United Airlines
Thu 6/111:00 pm
LIS
- GSP
2 stops35h 08m
United Airlines
Deal found 4/20![United Airlines logo]()
$1,180
This Delta deal was found by Cheapflights users on 4/24. 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 6/810:03 am
GSP
- LIS
2 stops20h 12m
Delta
Mon 6/155:00 am
LIS
- GSP
2 stops21h 48m
Delta
Deal found 4/24![Delta logo]()
$1,188
This Delta deal was found by Cheapflights users on 4/22. 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 5/158:45 am
GSP
- LIS
2 stops19h 05m
Delta
Wed 5/275:00 am
LIS
- GSP
2 stops17h 53m
Delta
Deal found 4/22![Delta logo]()
$1,190
This United Airlines deal was found by Cheapflights users on 4/23. 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 7/176:00 am
GSP
- OPO
2 stops19h 55m
United Airlines
Sat 7/2511:20 am
OPO
- GSP
2 stops27h 35m
United Airlines
Deal found 4/23![United Airlines logo]()
$1,191
This Delta deal was found by Cheapflights users on 4/23. 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 7/35:16 pm
GSP
- LIS
2 stops19h 34m
Delta
Fri 7/105:35 am
LIS
- GSP
2 stops19h 43m
Delta
Deal found 4/23![Delta logo]()
$1,196
This Delta deal was found by Cheapflights users on 4/24. 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 6/810:03 am
GSP
- OPO
2 stops19h 27m
Delta
Mon 6/155:00 am
OPO
- GSP
2 stops20h 22m
Delta
Deal found 4/24![Delta logo]()
$1,250
This Delta deal was found by Cheapflights users on 4/21. 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 6/58:45 am
GSP
- OPO
2 stops20h 45m
Delta
Fri 6/125:00 am
OPO
- GSP
2 stops21h 48m
Delta
Deal found 4/21![Delta logo]()
$1,250
Last-minute flights from Greenville to PortugalDiscover last-minute flight deals from Greenville to Portugal. Data last updated April 25, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to Portugal. Data last updated April 25, 2026 and is based on user searches.
This Air France deal was found by Cheapflights users on 4/22. 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.
Thu 4/305:23 pm
GSP
- LIS
2 stops16h 32m
Air France
Wed 5/65:35 am
LIS
- GSP
2 stops17h 05m
Air France
Deal found 4/22![Air France logo]()
$782
This American Airlines deal was found by Cheapflights users on 4/22. 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 4/307:00 am
GSP
- LIS
1 stop21h 05m
American Airlines
Wed 5/611:00 am
LIS
- GSP
2 stops17h 57m
American Airlines
Deal found 4/22![American Airlines logo]()
$855
This Ovago deal was found by Cheapflights users on 4/22. 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.
Thu 4/307:00 am
GSP
- LIS
1 stop21h 05m
British Airways
Wed 5/611:05 am
LIS
- GSP
1 stop13h 33m
British Airways
Deal found 4/22![British Airways logo]()
$1,198
This British Airways deal was found by Cheapflights users on 4/23. 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.
Fri 5/156:28 pm
GSP
- LIS
1 stop9h 37m
Multiple Airlines
Wed 5/277:20 am
LIS
- GSP
2 stops19h 58m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,176
This Delta deal was found by Cheapflights users on 4/22. 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 5/158:45 am
GSP
- LIS
2 stops19h 05m
Delta
Wed 5/275:00 am
LIS
- GSP
2 stops17h 53m
Delta
Deal found 4/22![Delta logo]()
$1,190
This Cheapflightsfares deal was found by Cheapflights users on 4/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:35 pm
GSP
- LIS
2 stops22h 10m
Lufthansa
Wed 5/276:15 am
LIS
- GSP
2 stops22h 14m
Lufthansa
Deal found 4/24![Lufthansa logo]()
$1,234
This Air France deal was found by Cheapflights users on 4/21. 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.
Wed 5/275:05 pm
GSP
- LIS
2 stops16h 50m
Multiple Airlines
Mon 6/85:00 am
LIS
- GSP
2 stops18h 12m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,200
This United Airlines deal was found by Cheapflights users on 4/21. 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 5/286:30 am
GSP
- LIS
2 stops23h 00m
United Airlines
Mon 6/811:25 am
LIS
- GSP
2 stops36h 39m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,249
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 25, 2026.
Search for one-way flight options from Greenville to Portugal. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
This KLM deal was found by Cheapflights users on 4/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:38 am
GSP
- LIS
2 stops15h 22m
KLM
Deal found 4/24![KLM logo]()
$542
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 7/38:28 pm
GSP
- OPO
2 stops45h 52m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$562
This American Airlines deal was found by Cheapflights users on 4/24. 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 7/152:50 pm
GSP
- LIS
1 stop13h 15m
American Airlines
Deal found 4/24![American Airlines logo]()
$574
This Air Canada deal was found by Cheapflights users on 4/24. 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.
Wed 7/1510:49 am
GSP
- LIS
3 stops17h 31m
Air Canada
Deal found 4/24![Air Canada logo]()
$687
This Gotogate deal was found by Cheapflights users on 4/20. 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 7/311:18 am
GSP
- OPO
1 stop14h 37m
Lufthansa
Deal found 4/20![Lufthansa logo]()
$1,023
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 5/2910:09 am
GSP
- OPO
3 stops28h 11m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$3,310
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:18 am
GSP
- OPO
1 stop17h 27m
Lufthansa
Deal found 4/23![Lufthansa logo]()
$4,441
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:55 pm
GSP
- LIS
2 stops14h 55m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$4,776
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 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $996 (Delta) |
One-way from | $562 (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 25, 2026.
Use the filters below to find and compare flights from Greenville to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Thu 10/8
7:47 pm-11:45 am
2 stops34h 58m
Lisbon Humberto Delgado
Wed 10/14
10:25 am-11:29 pm
1 stop18h 04m
$1,085
GreenvillePorto
GSP - OPO
GSPOPO
Greenville
Mon 7/6
7:49 pm-9:45 am
1 stop32h 56m
Porto
Tue 7/21
12:35 pm-9:55 am
2 stops26h 20m
$1,111
GreenvillePorto
GSP - OPO
GSPOPO
Greenville
Mon 7/6
6:52 pm-3:25 pm
2 stops15h 33m
Porto
Mon 7/20
6:30 am-11:54 pm
2 stops22h 24m
$1,121
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Fri 7/31
6:47 pm-5:50 pm
2 stops18h 03m
Lisbon Humberto Delgado
Mon 8/10
5:35 am-10:00 pm
2 stops21h 25m
$1,153
GreenvillePorto
GSP - OPO
GSPOPO
Greenville
Mon 7/6
6:52 pm-3:25 pm
2 stops15h 33m
Porto
Mon 7/20
9:25 am-8:18 pm
2 stops15h 53m
$1,175
Quickest round-trip
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Fri 5/15
6:28 pm-9:05 am
1 stop9h 37m
Lisbon Humberto Delgado
Wed 5/27
7:20 am-10:18 pm
2 stops19h 58m
$1,176
GreenvillePorto
GSP - OPO
GSPOPO
Greenville
Mon 7/6
7:49 pm-6:15 am
1 stop29h 26m
Porto
Mon 7/20
9:00 am-11:34 pm
1 stop19h 34m
$1,177
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Thu 6/4
7:40 pm-10:30 am
1 stop9h 50m
Lisbon Humberto Delgado
Thu 6/11
1:00 pm-7:08 pm
2 stops35h 08m
$1,180
GreenvillePorto
GSP - OPO
GSPOPO
Greenville
Mon 7/6
6:52 pm-3:25 pm
2 stops15h 33m
Porto
Tue 7/21
9:25 am-8:18 pm
2 stops15h 53m
$1,186
GreenvilleLisbon
GSP - LIS
GSPLIS
Greenville
Mon 6/8
10:03 am-11:15 am
2 stops20h 12m
Lisbon Humberto Delgado
Mon 6/15
5:00 am-9:48 pm
2 stops21h 48m
$1,188
Showing 1-10 of 24 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 25, 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.
Overall
7.4
Boarding
7.7
Comfort
7.3
Food
6.6
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Boarding
7.7
Comfort
7.3
Food
6.6
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Boarding
7.7
Comfort
7.3
Food
6.6
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Boarding
7.7
Comfort
7.3
Food
6.6
Crew
8.1
Entertainment
7.1
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.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
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 25, 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 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$509 | Average$1,002 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$535 | Average$919 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$559 | Average$1,103 | FlexibilityNo cancel fee | On-time69% |