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$166+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — PDX
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to Portland are usually found in October or September, booked 29 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap 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 November 26, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$335
(Delta)

One-way from

$166
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$552
Provider with most accurate pricing for Greenville-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-Portland flights.
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From Greenville to Portland
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One-way flight from Greenville to Portland
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Greenville to Portland

Cheapest flights from Greenville to Portland
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 November 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:01 amGSP - PDX
1 stop25h 52mMultiple Airlines
Mon 12/89:31 amPDX - GSP
2 stops28h 17mMultiple Airlines
Deal found 11/24$487
This Southwest deal was found by Cheapflights users on 11/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:40 amGSP - PDX
2 stops15h 45mSouthwest
Mon 12/295:10 amPDX - GSP
2 stops13h 45mSouthwest
Deal found 11/24$493
This Kiwi.com deal was found by Cheapflights users on 11/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:01 amGSP - PDX
1 stop25h 52mMultiple Airlines
Sun 12/712:51 pmPDX - GSP
2 stops29h 15mMultiple Airlines
Deal found 11/24$514
This American Airlines deal was found by Cheapflights users on 11/24. 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.
Mon 12/226:00 amGSP - PDX
1 stop8h 00mAmerican Airlines
Mon 12/2910:21 pmPDX - GSP
1 stop7h 15mAmerican Airlines
Deal found 11/24$517
This Southwest deal was found by Cheapflights users on 11/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:15 pmGSP - PDX
2 stops9h 50mSouthwest
Fri 12/265:30 amPDX - GSP
2 stops11h 10mSouthwest
Deal found 11/23$559
This Delta deal was found by Cheapflights users on 11/24. 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.
Tue 12/95:17 pmGSP - PDX
1 stop8h 02mDelta
Sat 12/1311:54 amPDX - GSP
1 stop8h 47mDelta
Deal found 11/24$567

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 November 26, 2025.
Use the filters below to find and compare flights from Greenville to Portland that are best for you.

Fly from

Greenville

Fly to

Portland

Route

Depart

Return

Price

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Wed 2/25

1:49 pm-9:40 pm

1 stop10h 51m

Portland

Sat 2/28

5:44 am-3:32 pm

1 stop6h 48m

$335

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Wed 2/25

5:40 am-10:52 am

1 stop8h 12m

Portland

Sat 2/28

12:09 pm-11:39 pm

1 stop8h 30m

$335

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Mon 1/19

4:40 pm-10:11 pm

1 stop8h 31m

Portland

Mon 2/23

11:46 am-11:31 pm

1 stop8h 45m

$335

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 1/6

6:35 am-11:57 am

1 stop8h 22m

Portland

Thu 1/22

5:00 am-3:20 pm

1 stop7h 20m

$350

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sat 2/14

5:40 am-10:52 am

1 stop8h 12m

Portland

Wed 2/18

9:45 pm-9:16 am

1 stop8h 31m

$359

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Thu 1/8

6:25 am-1:21 pm

1 stop9h 56m

$166

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Thu 1/8

5:40 am-12:44 pm

2 stops10h 04m

$173

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 1/27

4:40 pm-10:11 pm

1 stop8h 31m

$184

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sun 12/7

2:06 pm-4:37 pm

3 stops29h 31m

$270

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sun 12/21

6:00 am-11:00 am

1 stop8h 00m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 15 results
1
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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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Greenville-Portland flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Greenville-Portland flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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.
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

How far ahead should I book a flight from Greenville to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Greenville to Portland. Price data was last updated on November 21, 2025.

The price you pay for your flight from Greenville to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Greenville to Portland?

Currently, February is the cheapest month in which you can book a flight from Greenville to Portland (average of $134). Flying from Greenville to Portland in August is currently the most expensive (average of $280). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GSP to PDX?

Find hourly flight availability from Greenville to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

When flying from Greenville to Portland, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 5% versus a flight in the evening.

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 November 26, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United 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.
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,999 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,046 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,038 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Greenville to Portland?

    Airlines like American Airlines and Delta fly from Greenville to Portland in about 8h 12m. The time it takes to get you to your destination can typically vary by up to 2h 39m. Greenville and Portland are separated by a distance of 2225 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Greenville to Portland round-trip?

    Cheapflights users have booked flights from Greenville to Portland round-trip from $213. Other airlines that can offer you cheap pricing are United Airlines, from $217, and American Airlines, from $336. Delta is priced at 56% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Greenville to Portland that include hotel bookings?

    Yes. In addition to deals on Greenville to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Greenville to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greenville to Portland.

  • Can I find deals for business class flights from Greenville to Portland?

    Yes. Cheapflights offers flight deals from Greenville to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Greenville to Portland?

    Currently, February is the cheapest month in which you can book a flight from Greenville to Portland (average of $134). Flying from Greenville to Portland in August is currently the most expensive (average of $280). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Lake Oswego
Beaverton
McMinnville
Hillsboro
Troutdale
Cannon Beach
Long Beach
Longview
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Pacific City
Gresham
Tillamook

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Greenville to Portland

Discover the top 4 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$213Average$450FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$217Average$428FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$336Average$496FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$394Average$420FlexibilityNo cancel feeOn-time63%

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