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$189+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — PDX
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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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 January 12, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$377
(United Airlines)

One-way from

$189
(American Airlines)

Popular in

April

Cheapest in

October

Average price

$461
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
Search Deals
One-way flight from Greenville to Portland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 12, 2026.

This United Airlines deal was found by Cheapflights users on 1/12. 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.
Sat 2/76:35 am
GSP
-
PDX
1 stop8h 25m
United Airlines
Sat 2/2110:56 am
PDX
-
GSP
1 stop6h 45m
United Airlines
Deal found 1/12$377
This Southwest deal was found by Cheapflights users on 1/12. 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.
Tue 3/101:50 pm
GSP
-
PDX
2 stops11h 20m
Southwest
Tue 3/1711:55 pm
PDX
-
GSP
2 stops9h 05m
Southwest
Deal found 1/12$378
This American Airlines deal was found by Cheapflights users on 1/11. 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.
Wed 3/44:26 pm
GSP
-
PDX
1 stop10h 01m
American Airlines
Wed 3/1112:04 pm
PDX
-
GSP
1 stop7h 41m
American Airlines
Deal found 1/11$385
This Southwest deal was found by Cheapflights users on 1/12. 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.
Sat 2/710:50 am
GSP
-
PDX
2 stops12h 05m
Southwest
Sat 2/217:15 am
PDX
-
GSP
2 stops10h 35m
Southwest
Deal found 1/12$388
This American Airlines deal was found by Cheapflights users on 1/12. 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 2/256:01 am
GSP
-
PDX
1 stop8h 06m
American Airlines
Sat 2/289:44 pm
PDX
-
GSP
1 stop9h 31m
American Airlines
Deal found 1/12$392
This American Airlines deal was found by Cheapflights users on 1/12. 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.
Tue 3/106:01 am
GSP
-
PDX
1 stop10h 00m
American Airlines
Tue 3/1711:46 am
PDX
-
GSP
1 stop8h 53m
American Airlines
Deal found 1/12$393

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 January 12, 2026.
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

Sat 2/14

6:30 am-11:55 am

1 stop8h 25m

Portland

Sat 2/14

11:59 pm-10:01 am

1 stop7h 02m

$377

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Wed 2/25

4:26 pm-9:52 pm

1 stop8h 26m

Portland

Sat 2/28

5:40 am-3:36 pm

1 stop6h 56m

$377

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 2/10

4:15 pm-9:12 pm

1 stop7h 57m

Portland

Tue 2/17

11:59 pm-10:01 am

1 stop7h 02m

$377

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sat 2/7

6:35 am-12:00 pm

1 stop8h 25m

Portland

Sat 2/21

10:56 am-8:41 pm

1 stop6h 45m

$377

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 3/10

1:50 pm-10:10 pm

2 stops11h 20m

Portland

Tue 3/17

11:55 pm-12:00 pm

2 stops9h 05m

$378

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sat 1/31

3:34 pm-8:27 pm

1 stop7h 53m

$189

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Wed 4/29

12:16 pm-4:59 pm

1 stop7h 43m

$197

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Wed 4/29

5:40 am-10:41 am

1 stop8h 01m

$385

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Wed 4/29

6:30 am-6:07 pm

3 stops14h 37m

$450

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sat 1/31

4:15 pm-12:34 pm

3 stops23h 19m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/11

Showing 1-10 of 11 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Greenville-Portland flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 January 9, 2026.

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 $127). Flying from Greenville to Portland in December is currently the most expensive (average of $314). 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.

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 January 12, 2026.
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
4,256 reviews

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,256 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,039 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,149 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,114 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Comfort

8.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 United Airlines and American Airlines fly from Greenville to Portland in about 8h 25m. The time it takes to get you to your destination can typically vary by up to 01m. 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 54% 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 $142. However, be on the lookout for offers from United Airlines and American 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, February is the cheapest month in which you can book a flight from Greenville to Portland (average of $127). Flying from Greenville to Portland in December is currently the most expensive (average of $314). 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
Longview
Lake Oswego
Beaverton
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham

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 January 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$213Average$450FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$217Average$442FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$336Average$501FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$367Average$398FlexibilityNo cancel feeOn-time63%

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