$195+ Cheap flights from Portland to Greenville (PDX - GSP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GSP
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Greenville with Cheapflights
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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 Portland to Greenville
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Cheapest flights from Portland to GreenvilleExplore the most affordable flight options available from Portland to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
Explore the most affordable flight options available from Portland to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/108:30 am -
1 stop9h 28m
Sat 10/172:51 pm -
1 stop8h 19m
Deal found 9/10![United Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 9/10. 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 12/319:55 pm -
1 stop7h 23m
Sat 1/97:00 am -
1 stop8h 43m
Deal found 9/10![American Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:00 am -
2 stops9h 10m
Fri 12/111:00 pm -
2 stops13h 55m
Deal found 9/11![Southwest logo]()
$395
This Delta deal was found by Cheapflights users on 9/12. 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 10/2411:00 pm -
1 stop7h 23m
Tue 11/36:00 am -
1 stop7h 42m
Deal found 9/12![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Tue 10/611:30 pm -
1 stop7h 28m
Sat 10/175:46 pm -
1 stop7h 37m
Deal found 9/11![United Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/1010:55 pm -
1 stop9h 13m
Sat 10/172:25 pm -
1 stop9h 19m
Deal found 9/11![American Airlines logo]()
$421
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/279:44 pm -
1 stop7h 40m
Sun 11/15:17 pm -
1 stop9h 26m
Deal found 9/9![American Airlines logo]()
$423
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:35 pm -
2 stops10h 05m
Sat 10/176:40 am -
2 stops10h 55m
Deal found 9/11![Southwest logo]()
$431
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:00 am -
1 stop7h 27m
Sat 11/147:02 am -
1 stop8h 26m
Deal found 9/13![American Airlines logo]()
$433
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:15 am -
2 stops10h 50m
Tue 10/207:00 am -
2 stops11h 20m
Deal found 9/13![Southwest logo]()
$434
Best flights from Portland to GreenvilleDiscover carefully curated flight deals from Portland to Greenville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Portland to Greenville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:00 am -
2 stops9h 10m
Fri 12/111:00 pm -
2 stops13h 55m
Deal found 9/11![Southwest logo]()
$395
This Delta deal was found by Cheapflights users on 9/10. 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 10/711:52 am -
1 stop7h 59m
Wed 10/145:40 am -
1 stop8h 02m
Deal found 9/10![Delta logo]()
$459
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 2/97:01 am -
1 stop6h 53m
Wed 2/106:30 am -
1 stop8h 01m
Deal found 9/10![United Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:20 am -
2 stops10h 25m
Sun 11/15:17 pm -
1 stop7h 53m
Deal found 9/13![American Airlines logo]()
$512
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/118:25 am -
2 stops11h 30m
Tue 12/152:50 pm -
2 stops11h 30m
Deal found 9/12![Southwest logo]()
$431
This Delta deal was found by Cheapflights users on 9/11. 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 12/711:23 pm -
1 stop7h 17m
Fri 12/1110:57 am -
2 stops14h 09m
Deal found 9/11![Delta logo]()
$487
This United Airlines deal was found by Cheapflights users on 9/9. 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 12/317:16 pm -
2 stops11h 17m
Sat 1/96:30 am -
2 stops14h 08m
Deal found 9/9![United Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 9/9. 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 11/15:30 am -
2 stops9h 39m
Sat 11/148:05 am -
1 stop8h 09m
Deal found 9/9![Delta logo]()
$501
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 2/27:01 am -
1 stop6h 53m
Wed 2/37:00 am -
1 stop8h 19m
Deal found 9/13![United Airlines logo]()
$519
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/711:30 pm -
1 stop7h 28m
Wed 10/142:51 pm -
2 stops10h 32m
Deal found 9/10![United Airlines logo]()
$529
Last-minute flights from Portland to GreenvilleDiscover last-minute flight deals from Portland to Greenville. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Greenville. Data last updated September 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Tue 10/611:30 pm -
1 stop7h 28m
Sat 10/175:46 pm -
1 stop7h 37m
Deal found 9/11![United Airlines logo]()
$411
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:35 pm -
2 stops10h 05m
Sat 10/176:40 am -
2 stops10h 55m
Deal found 9/11![Southwest logo]()
$431
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/108:30 am -
1 stop9h 28m
Sat 10/172:51 pm -
1 stop8h 19m
Deal found 9/10![United Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/1010:55 pm -
1 stop9h 13m
Sat 10/172:25 pm -
1 stop9h 19m
Deal found 9/11![American Airlines logo]()
$421
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:15 am -
2 stops10h 50m
Tue 10/207:00 am -
2 stops11h 20m
Deal found 9/13![Southwest logo]()
$434
This Delta deal was found by Cheapflights users on 9/12. 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 10/2311:00 pm -
1 stop8h 01m
Tue 11/36:00 am -
1 stop7h 42m
Deal found 9/12![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 9/12. 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 10/2411:00 pm -
1 stop7h 23m
Tue 11/36:00 am -
1 stop7h 42m
Deal found 9/12![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 9/12. 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 10/2411:00 pm -
1 stop7h 23m
Sat 10/316:00 am -
1 stop7h 42m
Deal found 9/12![Delta logo]()
$444
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/279:44 pm -
1 stop7h 40m
Sun 11/15:17 pm -
1 stop9h 26m
Deal found 9/9![American Airlines logo]()
$423
One-way flights from Portland to GreenvilleSearch for one-way flight options from Portland to Greenville. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from Portland to Greenville. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/316:30 am -
1 stop7h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$195
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:30 am -
2 stops11h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$200
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 10/3010:55 pm -
1 stop9h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:35 pm -
2 stops9h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$244
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/315:30 am -
2 stops12h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$245
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/2011:30 pm -
1 stop7h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$249
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:10 am -
2 stops12h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$254
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/307:26 pm -
2 stops11h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/2212:11 pm -
3 stops52h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$277
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 9/2310:56 am -
1 stop9h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$281
This Delta deal was found by Cheapflights users on 9/10. 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 9/2611:54 am -
1 stop6h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$283
Find flight deals from Portland to Greenville
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Greenville (GSP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $369 (United Airlines) |
One-way from | $195 (American Airlines) |
Popular in | March |
Cheapest in | September |
Average price | $388 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Greenville 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 7,457,451 searches. Data last updated September 14, 2026.
Use the filters below to find and compare flights from Portland to Greenville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Fri 10/30
11:43 am-9:27 pm
1 stop6h 44m
Greenville
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$195
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Fri 10/30
6:30 am-4:35 pm
1 stop7h 05m
Greenville
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$239
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Sat 10/31
5:30 am-8:58 pm
2 stops12h 28m
Greenville
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$245
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Wed 9/23
10:56 am-11:15 pm
1 stop9h 19m
Greenville
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$281
Quickest round-trip
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Wed 9/23
11:54 am-9:26 pm
1 stop6h 32m
Greenville
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$281
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Sat 9/26
11:54 am-9:26 pm
1 stop6h 32m
Greenville
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$283
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Tue 9/22
11:09 pm-10:32 am
1 stop8h 23m
Greenville
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$291
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Mon 12/7
6:00 am-6:10 pm
2 stops9h 10m
Greenville
Fri 12/11
1:00 pm-11:55 pm
2 stops13h 55m
$395
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Fri 12/11
8:25 am-10:55 pm
2 stops11h 30m
Greenville
Tue 12/15
2:50 pm-11:20 pm
2 stops11h 30m
$431
PortlandGreenville
PDX Portland - GSP Greenville
PDXGSP
Portland
Wed 10/7
11:52 am-10:51 pm
1 stop7h 59m
Greenville
Wed 10/14
5:40 am-10:42 am
1 stop8h 02m
$459
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Portland to Greenville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Greenville in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Greenville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Greenville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Greenville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Greenville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Greenville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Greenville
Have a flexible travel schedule? Discover the best time to fly to Greenville from Portland with our price prediction graph.
PDX-GSP
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 Portland to Greenville
How far ahead should I book a flight from Portland to Greenville?
The best time to book flights from Portland to Greenville is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Portland to Greenville?
Currently, September is the cheapest month in which you can book a flight from Portland to Greenville (average of $388). Flying from Portland to Greenville in March is currently the most expensive (average of $742). 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.
How much does it cost to fly round-trip from Portland to Greenville?
Airfare is below average for this route at the moment.
Portland to Greenville flights typically cost between $368 and $434 in January.The cheapest round-trip price found within the last 5 days was $287 on American Airlines (Jan 21-Jan 25).
Reviews of airlines servicing Greenville
Get insights into the airlines that provide service to Greenville. 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 Greenville. Reviews last updated September 14, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Portland to Greenville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
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Find useful and relevant information for your journey from Portland to Greenville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Greenville?
Book flights to Greenville if you plan to visit one of these locationsGreer
Simpsonville
Greenwood
Duncan
Anderson
Seneca
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Other flights to Greenville
Explore flights to Greenville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.
Portland and Greenville flights
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Top 4 airlines flying from Portland to Greenville
Discover the top 4 airlines that operate flights from Portland to Greenville. 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 7,457,451 searches. Data last updated September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$442 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$328 | Average$464 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$366 | Average$507 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$415 | Average$597 | FlexibilityNo cancel fee | On-time63% |