HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — PDX
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Greenville to Portland are usually found in October or November, booked 29 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap 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 December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:01 pmGSP - PDX
1 stop9h 01mAmerican Airlines
Wed 12/313:02 pmPDX - GSP
1 stop16h 59mAmerican Airlines
Deal found 12/9$504
This Southwest deal was found by Cheapflights users on 12/9. 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.
Thu 12/2510:35 amGSP - PDX
2 stops10h 40mSouthwest
Wed 12/315:00 amPDX - GSP
2 stops11h 50mSouthwest
Deal found 12/9$540
This Delta deal was found by Cheapflights users on 12/10. 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.
Wed 12/315:45 pmGSP - PDX
1 stop20h 38mDelta
Wed 1/76:50 amPDX - GSP
1 stop6h 33mDelta
Deal found 12/10$616
This Delta deal was found by Cheapflights users on 12/10. 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.
Wed 12/315:45 pmGSP - PDX
1 stop20h 38mDelta
Tue 1/65:25 pmPDX - GSP
2 stops12h 54mDelta
Deal found 12/10$621
This Delta deal was found by Cheapflights users on 12/10. 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 12/307:59 pmGSP - PDX
1 stop18h 23mDelta
Wed 1/76:50 amPDX - GSP
1 stop9h 05mDelta
Deal found 12/10$636
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/312:50 pmGSP - PDX
1 stop8h 58mUnited Airlines
Tue 1/611:05 pmPDX - GSP
1 stop9h 03mUnited Airlines
Deal found 12/10$663
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/318:34 amGSP - PDX
2 stops12h 03mUnited Airlines
Wed 1/78:30 amPDX - GSP
2 stops9h 17mUnited Airlines
Deal found 12/10$673
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/266:00 amGSP - PDX
1 stop8h 00mAmerican Airlines
Mon 12/2912:49 amPDX - GSP
1 stop7h 39mAmerican Airlines
Deal found 12/11$675
This Delta deal was found by Cheapflights users on 12/10. 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.
Wed 12/315:45 pmGSP - PDX
1 stop20h 38mDelta
Mon 1/59:45 pmPDX - GSP
1 stop8h 34mDelta
Deal found 12/10$692

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 December 12, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$372
(Delta)

One-way from

$189
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$674
Provider with most accurate pricing for Greenville-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-Portland flights.
Search Deals
From Greenville to Portland
Search Deals
One-way flight from Greenville to Portland
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 12, 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

Mon 1/12

5:40 am-10:34 am

1 stop7h 54m

Portland

Wed 1/14

11:44 am-9:52 pm

1 stop7h 08m

$380

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Mon 1/19

6:35 am-11:57 am

1 stop8h 22m

Portland

Wed 1/28

5:00 am-3:20 pm

1 stop7h 20m

$380

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Mon 1/12

4:15 pm-9:12 pm

1 stop7h 57m

Portland

Tue 1/13

7:00 am-4:52 pm

1 stop6h 52m

$380

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Thu 2/26

12:05 pm-8:43 pm

1 stop11h 38m

Portland

Tue 3/3

11:59 pm-10:06 am

1 stop7h 07m

$380

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Thu 1/8

6:25 am-11:45 am

1 stop8h 20m

Portland

Thu 1/15

6:00 am-7:07 pm

2 stops10h 07m

$385

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Thu 1/8

3:05 pm-10:15 pm

1 stop10h 10m

Portland

Thu 1/15

10:24 am-11:55 pm

2 stops10h 31m

$385

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Mon 1/12

10:32 am-7:51 pm

2 stops12h 19m

Portland

Tue 1/13

6:00 am-7:07 pm

2 stops10h 07m

$422

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Fri 1/9

7:50 am-8:27 pm

1 stop15h 37m

Portland

Fri 1/16

6:00 am-11:59 pm

1 stop14h 59m

$435

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Fri 2/20

6:30 am-11:55 am

1 stop8h 25m

Portland

Sun 2/22

10:38 pm-11:21 am

1 stop9h 43m

$447

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Tue 1/13

12:00 pm-8:35 pm

2 stops11h 35m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 19 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 December.
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 December 5, 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 $132). Flying from Greenville to Portland in December is currently the most expensive (average of $315). 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 December 12, 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 December 12, 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
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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 Delta and United Airlines fly from Greenville to Portland in about 7h 54m. The time it takes to get you to your destination can typically vary by up to 28m. 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 55% 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 $132). Flying from Greenville to Portland in December is currently the most expensive (average of $315). 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
Tillamook
Gresham

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Greenville to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Portland flights
Charlotte to Eugene flights
Charleston to Portland flights
Charleston to Eugene flights
Columbia to Portland flights
Charlotte to Boise flights
Myrtle Beach to Portland flights
Charlotte to Redmond flights
Savannah to Portland flights
Charleston to Boise flights
Greenville to Boise flights
Columbia to Eugene flights
Augusta to Portland flights
Savannah to Boise flights
Columbia to Boise flights
Charleston to Medford flights
Charlotte to Medford flights
Charleston to Redmond flights
Greenville to Eugene flights
Columbia to North Bend flights
Savannah to Medford flights
Myrtle Beach to Redmond flights
Charlotte to Yakima flights
Charlotte to Pendleton flights
Augusta to Medford flights
Augusta to Boise flights
Savannah to Yakima flights
Hilton Head Island to Boise flights
Florence to Portland flights
Augusta to Eugene flights

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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$213Average$452FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$217Average$428FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$336Average$496FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$394Average$398FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.