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$176+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — PDX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to Portland are usually found in February or January, booked 62 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 July 3, 2025.

Round-trip from

$351
(American Airlines)

One-way from

$176
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$513
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. 4% potential increase in price ($25 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 July 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 July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/2. 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 8/215:39 pmGSP - PDX
1 stop8h 28mAmerican Airlines
Wed 8/2710:38 amPDX - GSP
1 stop8h 27mAmerican Airlines
Deal found 7/2$351
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/310:06 pmGSP - PDX
2 stops20h 41mMultiple Airlines
Wed 8/63:10 pmPDX - GSP
2 stops20h 19mMultiple Airlines
Deal found 7/1$352
This Delta deal was found by Cheapflights users on 7/1. 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 9/206:35 amGSP - PDX
1 stop6h 57mDelta
Mon 9/221:40 pmPDX - GSP
1 stop7h 12mDelta
Deal found 7/1$354
This United Airlines deal was found by Cheapflights users on 7/2. 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 9/202:51 pmGSP - PDX
1 stop8h 12mUnited Airlines
Tue 9/305:00 amPDX - GSP
1 stop7h 08mUnited Airlines
Deal found 7/2$366
This Southwest deal was found by Cheapflights users on 7/2. 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 9/151:50 pmGSP - PDX
2 stops12h 15mSouthwest
Fri 9/199:05 pmPDX - GSP
1 stop9h 50mSouthwest
Deal found 7/2$383

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 July 3, 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

Thu 8/21

5:39 pm-11:07 pm

1 stop8h 28m

Portland

Wed 8/27

10:38 am-10:05 pm

1 stop8h 27m

$351

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sun 8/3

10:06 pm-3:47 pm

2 stops20h 41m

Portland

Wed 8/6

3:10 pm-2:29 pm

2 stops20h 19m

$352

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sat 9/20

6:35 am-10:32 am

1 stop6h 57m

Portland

Mon 9/22

1:40 pm-11:52 pm

1 stop7h 12m

$354

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Sat 9/20

2:51 pm-8:03 pm

1 stop8h 12m

Portland

Tue 9/23

8:30 am-9:01 pm

1 stop9h 31m

$366

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Mon 9/15

1:50 pm-11:05 pm

2 stops12h 15m

Portland

Fri 9/19

9:05 pm-9:55 am

1 stop9h 50m

$383

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Mon 8/4

5:53 pm-10:59 pm

1 stop8h 06m

$176

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Fri 8/15

5:59 pm-10:12 pm

1 stop7h 13m

$203

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Fri 8/15

1:50 pm-11:05 pm

2 stops12h 15m

$208

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Thu 8/14

4:25 pm-10:16 pm

1 stop8h 51m

$226

GreenvillePortland

GSP - PDX

GSPPDX

Greenville

Wed 8/6

9:41 pm-9:18 am

3 stops38h 37m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 11 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 June 27, 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 62 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 July 3, 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 July 3, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Cheapflights users have booked flights from Greenville to Portland round-trip from $351. Other airlines that can offer you cheap pricing are Delta, from $354, and United Airlines, from $366. American Airlines is priced at 29% 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 $176. However, be on the lookout for offers from Delta 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, 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 Greenville?

Book flights to Greenville if you plan to visit one of these locations
Seaside
Vancouver
Beaverton
Clackamas
Lincoln City
McMinnville
Lake Oswego
Hillsboro
Astoria
Long Beach
Cannon Beach
Tigard
Longview
Hood River
Depoe Bay
Woodburn
Stevenson
Pacific City
Troutdale
Gresham

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$243Average$447FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$336Average$492FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$342Average$503FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$394Average$432FlexibilityNo cancel feeOn-time63%

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