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$173+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — PDX
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to Portland are usually found in September or February, 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 September 11, 2025.

Round-trip from

$249
(Delta)

One-way from

$173
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$386
From Greenville to Portland
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One-way flight from Greenville to Portland
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Highest demand for flights based on searches. 7% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

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.
Tue 10/76:35 amGSP - PDX
1 stop9h 25mDelta
Tue 10/1410:10 pmPDX - GSP
1 stop8h 59mDelta
Deal found 9/10$249
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.
Tue 9/307:35 amGSP - PDX
1 stop8h 03mDelta
Fri 10/1710:58 pmPDX - GSP
1 stop8h 50mDelta
Deal found 9/11$297
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.
Tue 10/146:09 pmGSP - PDX
1 stop8h 20mAmerican Airlines
Sat 10/2511:29 amPDX - GSP
1 stop7h 42mAmerican Airlines
Deal found 9/10$313
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 10/149:35 amGSP - PDX
2 stops10h 46mUnited Airlines
Sat 10/255:00 amPDX - GSP
2 stops8h 53mUnited Airlines
Deal found 9/10$330
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 10/45:30 amGSP - PDX
1 stop8h 02mDelta
Fri 10/108:05 pmPDX - GSP
2 stops9h 54mDelta
Deal found 9/10$339
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.
Fri 10/34:35 pmGSP - PDX
1 stop8h 12mDelta
Mon 10/610:58 pmPDX - GSP
1 stop8h 50mDelta
Deal found 9/10$345

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 September 11, 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

Tue 10/14

5:30 am-10:16 am

1 stop7h 46m

Portland

Sat 10/25

11:26 am-11:55 pm

1 stop9h 29m

$249

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 10/7

6:35 am-1:00 pm

1 stop9h 25m

Portland

Tue 10/14

10:10 pm-10:09 am

1 stop8h 59m

$249

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 9/30

5:30 am-10:32 am

1 stop8h 02m

Portland

Fri 10/17

7:15 pm-10:09 am

2 stops11h 54m

$302

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 10/14

6:09 pm-11:29 pm

1 stop8h 20m

Portland

Sat 10/25

11:29 am-11:51 pm

2 stops9h 22m

$318

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 10/14

9:35 am-5:21 pm

2 stops10h 46m

Portland

Sat 10/25

5:00 am-4:53 pm

2 stops8h 53m

$330

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sat 10/4

5:30 am-10:32 am

1 stop8h 02m

Portland

Fri 10/10

8:05 pm-8:59 am

2 stops9h 54m

$339

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 10/7

8:01 am-8:50 pm

2 stops15h 49m

Portland

Sat 10/11

10:40 am-11:46 pm

1 stop10h 06m

$354

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Fri 2/20

4:16 pm-10:57 pm

1 stop9h 41m

$173

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Thu 2/19

12:49 pm-8:24 pm

2 stops10h 35m

$178

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Wed 10/8

3:00 pm-11:20 pm

2 stops11h 20m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 15 results
1
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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 August 29, 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, November is the cheapest month in which you can book a flight from Greenville to Portland (average of $277). Flying from Greenville to Portland in March is currently the most expensive (average of $368). 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 September 11, 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 6% 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 September 11, 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
4,248 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

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
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

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
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

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
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

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
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

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 Delta fly from Greenville to Portland in about 7h 46m. The time it takes to get you to your destination can typically vary by up to . Greenville and Portland are separated by a distance of 2225 mi.

  • 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.

  • What are the cheapest airlines to fly from Greenville to Portland one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $173. However, be on the lookout for offers from Southwest and United Airlines, as they are both options that can get you from Greenville to Portland for a low price.

  • 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, November is the cheapest month in which you can book a flight from Greenville to Portland (average of $277). Flying from Greenville to Portland in March is currently the most expensive (average of $368). 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
Beaverton
Clackamas
McMinnville
Lake Oswego
Hillsboro
Cannon Beach
Long Beach
Longview
Lincoln City
Tigard
Depoe Bay
Stevenson
Wilsonville
Pacific City
Troutdale
Tillamook
Gresham
Silverton

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$213Average$448FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$217Average$492FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$336Average$511FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$394Average$398FlexibilityNo cancel feeOn-time63%

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