$127+ Cheap flights from Greenville to Portland (GSP - PDX)
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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — PDX
Sep 13 — Sep 201
Round-trip
1 adult, Economy
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Find cheap flights from Greenville to Portland 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
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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 Portland
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Cheapest flights from Greenville to PortlandExplore the most affordable flight options available from Greenville to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
Explore the most affordable flight options available from Greenville to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/94:00 pm -
1 stop9h 03m
Wed 9/2311:02 pm -
1 stop7h 56m
Deal found 8/10![United Airlines logo]()
$253
This United Airlines deal was found by Cheapflights users on 8/13. 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 10/24:25 pm -
1 stop7h 45m
Tue 10/610:58 am -
1 stop9h 15m
Deal found 8/13![United Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 10/14:25 pm -
1 stop9h 28m
Tue 10/611:30 pm -
1 stop7h 28m
Deal found 8/13![United Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:33 am -
1 stop8h 23m
Sat 9/57:02 am -
1 stop7h 00m
Deal found 8/12![United Airlines logo]()
$305
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:34 pm -
1 stop8h 25m
Wed 9/911:08 pm -
1 stop8h 55m
Deal found 8/12![American Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 9/106:23 pm -
1 stop8h 44m
Thu 9/2411:08 pm -
1 stop8h 55m
Deal found 8/13![American Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 8/12. 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.
Tue 9/85:45 am -
1 stop7h 53m
Mon 9/2811:10 pm -
1 stop8h 14m
Deal found 8/12![Delta logo]()
$316
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:24 pm -
1 stop8h 59m
Fri 9/2511:48 am -
1 stop7h 06m
Deal found 8/12![American Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 8/11. 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.
Wed 12/22:50 pm -
2 stops11h 30m
Sat 12/56:55 am -
2 stops8h 15m
Deal found 8/11![Southwest logo]()
$332
This Delta deal was found by Cheapflights users on 8/10. 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.
Sun 9/61:28 pm -
1 stop8h 27m
Mon 9/2111:10 pm -
1 stop8h 14m
Deal found 8/10![Delta logo]()
$337
Best flights from Greenville to PortlandDiscover carefully curated flight deals from Greenville to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated flight deals from Greenville to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/27:00 am -
2 stops11h 05m
Wed 9/95:00 am -
1 stop7h 14m
Deal found 8/13![United Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 am -
2 stops11h 00m
Mon 8/3110:45 pm -
1 stop8h 30m
Deal found 8/9![Southwest logo]()
$365
This Delta deal was found by Cheapflights users on 8/12. 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 9/115:45 am -
1 stop7h 53m
Tue 9/225:30 am -
2 stops14h 25m
Deal found 8/12![Delta logo]()
$425
This United Airlines deal was found by Cheapflights users on 8/13. 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 1/94:15 pm -
1 stop7h 34m
Tue 1/127:00 am -
1 stop7h 00m
Deal found 8/13![United Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 8/10. 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 12/51:10 pm -
1 stop8h 57m
Tue 12/87:00 am -
1 stop7h 00m
Deal found 8/10![United Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 8/12. 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.
Tue 8/255:20 pm -
1 stop7h 24m
Tue 9/110:55 pm -
1 stop7h 23m
Deal found 8/12![Delta logo]()
$459
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:05 pm -
2 stops10h 40m
Wed 9/25:50 am -
2 stops12h 05m
Deal found 8/10![Southwest logo]()
$467
This United Airlines deal was found by Cheapflights users on 8/10. 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 11/71:56 pm -
2 stops10h 17m
Sat 11/1410:47 am -
1 stop9h 12m
Deal found 8/10![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/116:10 pm -
1 stop7h 42m
Sat 9/267:02 am -
1 stop7h 03m
Deal found 8/13![United Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:18 pm -
2 stops13h 19m
Wed 9/98:17 am -
1 stop10h 01m
Deal found 8/12![United Airlines logo]()
$478
Last-minute flights from Greenville to PortlandDiscover last-minute flight deals from Greenville to Portland. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to Portland. Data last updated August 14, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 8/2511:31 am -
1 stop9h 29m
Tue 9/15:59 am -
1 stop9h 05m
Deal found 8/11![American Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:34 pm -
1 stop8h 25m
Wed 9/911:08 pm -
1 stop8h 55m
Deal found 8/12![American Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:33 am -
1 stop8h 23m
Sat 9/57:02 am -
1 stop7h 00m
Deal found 8/12![United Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 8/10. 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.
Sun 9/61:28 pm -
1 stop8h 27m
Mon 9/2111:10 pm -
1 stop8h 14m
Deal found 8/10![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 8/12. 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.
Tue 9/85:45 am -
1 stop7h 53m
Mon 9/2811:10 pm -
1 stop8h 14m
Deal found 8/12![Delta logo]()
$316
This Delta deal was found by Cheapflights users on 8/12. 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.
Tue 9/85:45 am -
1 stop7h 53m
Fri 9/2511:10 pm -
1 stop9h 49m
Deal found 8/12![Delta logo]()
$350
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/94:00 pm -
1 stop9h 03m
Wed 9/2311:02 pm -
1 stop7h 56m
Deal found 8/10![United Airlines logo]()
$253
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 9/106:23 pm -
1 stop8h 44m
Thu 9/2411:08 pm -
1 stop8h 55m
Deal found 8/13![American Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 8/12. 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.
Thu 9/105:45 am -
1 stop7h 53m
Mon 9/2811:10 pm -
1 stop8h 14m
Deal found 8/12![Delta logo]()
$356
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:24 pm -
1 stop8h 59m
Fri 9/2511:48 am -
1 stop7h 06m
Deal found 8/12![American Airlines logo]()
$321
One-way flights from Greenville to PortlandSearch for one-way flight options from Greenville to Portland. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
Search for one-way flight options from Greenville to Portland. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/52:18 pm -
1 stop7h 35m
Deal found 8/13![United Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:45 pm -
2 stops23h 26m
Deal found 8/13![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:02 pm -
2 stops27h 33m
Deal found 8/10![Multiple Airlines logo]()
$163
This United Airlines deal was found by Cheapflights users on 8/10. 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 10/102:51 pm -
1 stop8h 19m
Deal found 8/10![United Airlines logo]()
$173
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 12/125:41 pm -
1 stop8h 31m
Deal found 8/11![United Airlines logo]()
$176
This Delta deal was found by Cheapflights users on 8/13. 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.
Wed 9/26:00 am -
1 stop7h 27m
Deal found 8/13![Delta logo]()
$179
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/210:33 am -
2 stops10h 16m
Deal found 8/13![United Airlines logo]()
$184
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 8/257:00 am -
1 stop8h 48m
Deal found 8/11![American Airlines logo]()
$185
This United Airlines deal was found by Cheapflights users on 8/13. 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 8/312:18 pm -
1 stop7h 35m
Deal found 8/13![United Airlines logo]()
$189
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:30 pm -
2 stops8h 40m
Deal found 8/9![Southwest logo]()
$190
This Southwest deal was found by Cheapflights users on 8/13. 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 11/214:55 pm -
2 stops11h 25m
Deal found 8/13![Southwest logo]()
$200
Find flight deals from Greenville to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to Portland (PDX). 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 August 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $253 (United Airlines) |
One-way from | $127 (United Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $482 |
Cheapflights Fare Finder
Customize your flight search to find flights from Greenville to Portland 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 August 14, 2026.
Use the filters below to find and compare flights from Greenville to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Wed 9/2
7:00 am-3:05 pm
2 stops11h 05m
Portland
Wed 9/9
5:00 am-3:14 pm
1 stop7h 14m
$310
Quickest round-trip
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Sat 1/9
4:15 pm-8:49 pm
1 stop7h 34m
Portland
Tue 1/12
7:00 am-5:00 pm
1 stop7h 00m
$363
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Sat 12/5
1:10 pm-7:07 pm
1 stop8h 57m
Portland
Tue 12/8
7:00 am-5:00 pm
1 stop7h 00m
$363
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Wed 8/26
7:00 am-3:00 pm
2 stops11h 00m
Portland
Mon 8/31
10:45 pm-10:15 am
1 stop8h 30m
$365
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Sat 11/7
1:56 pm-9:13 pm
2 stops10h 17m
Portland
Sat 11/14
10:47 am-10:59 pm
1 stop9h 12m
$394
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Fri 9/11
6:10 pm-10:52 pm
1 stop7h 42m
Portland
Sat 9/26
7:02 am-5:05 pm
1 stop7h 03m
$397
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Fri 9/11
5:45 am-10:38 am
1 stop7h 53m
Portland
Tue 9/22
5:30 am-10:55 pm
2 stops14h 25m
$425
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Tue 8/25
5:20 pm-9:44 pm
1 stop7h 24m
Portland
Tue 9/1
10:55 pm-9:18 am
1 stop7h 23m
$459
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Thu 8/27
1:05 pm-8:45 pm
2 stops10h 40m
Portland
Wed 9/2
5:50 am-8:55 pm
2 stops12h 05m
$467
GreenvillePortland
GSP Greenville - PDX Portland
GSPPDX
Greenville
Fri 9/4
2:18 pm-12:37 am
2 stops13h 19m
Portland
Wed 9/9
8:17 am-9:18 pm
1 stop10h 01m
$478
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Greenville to Portland
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 Greenville to Portland in August.
| 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 Greenville-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-Portland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Greenville-Portland 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 Greenville-Portland 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 Greenville to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Greenville with our price prediction graph.
GSP-PDX
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 Portland
What is the cheapest month to book a flight from Greenville to Portland?
Currently, September is the cheapest month in which you can book a flight from Greenville to Portland (average of $400). Flying from Greenville to Portland in December is currently the most expensive (average of $558). 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 Greenville to Portland?
Airfare is below average for this route at the moment.
Greenville to Portland flights typically cost between $395 and $577 in September.The cheapest round-trip price found within the last 5 days was $253 on United Airlines (Sep 9-Sep 23).
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated August 14, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Greenville to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Greenville to Portland. 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 Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Lincoln City
Durham
Longview
Lake Oswego
Hillsboro
Kelso
Clackamas
Troutdale
Vancouver
Cannon Beach
McMinnville
The Dalles
Wilsonville
Stevenson
Tillamook
Astoria
Gresham
Silverton
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Alternative routes for Greenville to Portland
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Find flights from Greenville to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Greenville and Portland flights
Browse other Greenville and Portland flight options. Last updated on August 14, 2026.
Other flights from Greenville
Browse through other flights departing from Greenville. Flights are based on user searches made on Cheapflights and were last updated on August 14, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 14, 2026.
Top 3 airlines flying from Greenville to Portland
Discover the top 3 airlines that operate flights from Greenville to Portland. 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 August 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$213 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$217 | Average$442 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$368 | Average$463 | FlexibilityNo cancel fee | On-time71% |