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$148+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — PDX
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
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1. Tell us where you want to go

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2. Select your favorite providers

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Cheapflights Tip: The best prices from Greenville to Portland are usually found in September or January, 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 octubre 28, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$368
(American Airlines)

One-way from

$148
(Delta)

Popular in

December

Cheapest in

September

Average price

$472
Provider with most accurate pricing for Greenville-Portland flight deals.
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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. 3% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in October 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 octubre 28, 2025.

This Delta deal was found by Cheapflights users on 10/28. 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.
sáb. 12/65:35 amGSP - PDX
1 stop8h 09mDelta
mar. 12/911:54 amPDX - GSP
1 stop8h 46mDelta
Deal found 10/28$368
This American Airlines deal was found by Cheapflights users on 10/26. 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.
mié. 12/36:00 amGSP - PDX
1 stop7h 47mAmerican Airlines
dom. 12/710:15 pmPDX - GSP
1 stop8h 28mAmerican Airlines
Deal found 10/26$403
This American Airlines deal was found by Cheapflights users on 10/26. 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.
mié. 12/36:00 amGSP - PDX
1 stop7h 47mAmerican Airlines
vie. 12/511:59 pmPDX - GSP
1 stop8h 32mAmerican Airlines
Deal found 10/26$412
This Southwest deal was found by Cheapflights users on 10/26. 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.
mié. 12/310:35 amGSP - PDX
2 stops10h 15mSouthwest
dom. 12/77:50 amPDX - GSP
2 stops10h 45mSouthwest
Deal found 10/26$413
This Delta deal was found by Cheapflights users on 10/27. 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.
mar. 11/255:35 amGSP - PDX
2 stops10h 13mDelta
mar. 12/25:30 pmPDX - GSP
2 stops12h 32mDelta
Deal found 10/27$422
This United Airlines deal was found by Cheapflights users on 10/28. 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.
lun. 12/2211:55 amGSP - PDX
1 stop10h 06mUnited Airlines
lun. 12/2911:55 pmPDX - GSP
1 stop8h 01mUnited Airlines
Deal found 10/28$446

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 octubre 28, 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

sáb. 12/6

5:35 am-10:44 am

1 stop8h 09m

Portland

mar. 12/9

11:54 am-11:40 pm

1 stop8h 46m

$368

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

mié. 12/10

6:00 am-12:59 pm

1 stop9h 59m

Portland

sáb. 12/13

5:30 am-3:34 pm

1 stop7h 04m

$368

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

sáb. 12/6

5:35 am-10:44 am

1 stop8h 09m

Portland

mié. 12/10

11:54 am-11:40 pm

1 stop8h 46m

$368

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

jue. 2/19

2:31 pm-9:23 pm

1 stop9h 52m

Portland

lun. 2/23

12:05 pm-10:35 pm

1 stop7h 30m

$371

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

mié. 12/10

10:00 am-6:45 pm

2 stops11h 45m

Portland

sáb. 12/13

7:00 am-4:53 pm

1 stop6h 53m

$373

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

mié. 2/25

12:00 pm-7:18 pm

1 stop10h 18m

Portland

sáb. 2/28

9:45 pm-9:27 am

1 stop8h 42m

$377

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

sáb. 12/6

1:55 pm-8:40 pm

2 stops9h 45m

Portland

mié. 12/10

6:55 pm-10:00 am

2 stops12h 05m

$378

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

mié. 2/18

12:00 pm-7:18 pm

1 stop10h 18m

$148

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

mié. 2/18

1:49 pm-9:40 pm

1 stop10h 51m

$148

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

jue. 2/19

10:45 am-8:15 pm

2 stops12h 30m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 17 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 October.
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 October 24, 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 octubre 28, 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 octubre 28, 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
4,240 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

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
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

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
7,994 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

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
9,001 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

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
11,032 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

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, American Airlines, and United Airlines fly from Greenville to Portland in about 8h 09m. The time it takes to get you to your destination can typically vary by up to 3h 36m. 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.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $148. However, be on the lookout for offers from American Airlines and Southwest, 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, 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
Cannon Beach
Long Beach
Longview
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Pacific City
Gresham
Tillamook
Troutdale

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 octubre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$213Average$446FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$217Average$428FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$336Average$498FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$394Average$420FlexibilityNo cancel feeOn-time63%

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