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$155+ Cheap flights from Portland to Greenville (PDX - GSP)

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GSP
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find cheap flights from Portland to Greenville 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”

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Cheapflights Tip: The best prices from Portland to Greenville are usually found in February or September, booked 61 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Portland to Greenville

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Greenville (GSP). 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$295
(American Airlines)

One-way from

$155
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$484
Provider with most accurate pricing for Portland-Greenville flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Greenville flights.
Search Deals
From Portland to Greenville
Search Deals
One-way flight from Portland to Greenville
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Portland to Greenville

Cheapest flights from Portland to Greenville
Explore the most affordable flight options available from Portland to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:51 pmPDX - GSP
2 stops27h 32mMultiple Airlines
Fri 12/1210:01 amGSP - PDX
1 stop25h 52mMultiple Airlines
Deal found 10/27$330
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.
Wed 12/311:54 amPDX - GSP
1 stop8h 46mDelta
Wed 12/105:35 amGSP - PDX
1 stop8h 09mDelta
Deal found 10/27$359
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.
Wed 12/311:54 amPDX - GSP
1 stop8h 46mDelta
Mon 12/1510:08 amGSP - PDX
2 stops11h 06mDelta
Deal found 10/27$364
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.
Sat 12/611:54 amPDX - GSP
1 stop8h 47mDelta
Mon 12/155:17 pmGSP - PDX
1 stop8h 02mDelta
Deal found 10/27$368
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.
Wed 12/35:05 pmPDX - GSP
2 stops12h 57mDelta
Tue 12/167:59 amGSP - PDX
2 stops11h 36mDelta
Deal found 10/27$369
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.
Fri 12/512:32 amPDX - GSP
2 stops9h 42mDelta
Tue 12/165:35 amGSP - PDX
1 stop8h 09mDelta
Deal found 10/27$373
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:26 pmPDX - GSP
2 stops22h 40mMultiple Airlines
Fri 12/1210:01 amGSP - PDX
1 stop25h 52mMultiple Airlines
Deal found 10/27$375
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/610:15 pmPDX - GSP
1 stop7h 10mAmerican Airlines
Sat 12/136:00 amGSP - PDX
1 stop10h 02mAmerican Airlines
Deal found 10/27$377
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1910:52 amPDX - GSP
1 stop6h 57mUnited Airlines
Thu 11/272:55 pmGSP - PDX
1 stop8h 34mUnited Airlines
Deal found 10/26$378
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.
Sat 12/610:10 pmPDX - GSP
1 stop7h 52mDelta
Sat 12/136:40 amGSP - PDX
2 stops9h 14mDelta
Deal found 10/27$382

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Greenville 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 October 28, 2025.
Use the filters below to find and compare flights from Portland to Greenville that are best for you.

Fly from

Portland

Fly to

Greenville

Route

Depart

Return

Price

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 2/14

9:45 pm-9:52 am

1 stop9h 07m

Greenville

Tue 2/17

3:00 pm-10:22 pm

2 stops10h 22m

$300

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 2/14

10:57 pm-8:12 am

1 stop6h 15m

Greenville

Tue 2/17

4:15 pm-8:52 pm

1 stop7h 37m

$305

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Mon 12/8

10:10 pm-9:02 am

1 stop7h 52m

Greenville

Thu 12/11

5:35 am-10:44 am

1 stop8h 09m

$359

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Tue 12/9

11:54 am-11:40 pm

1 stop8h 46m

Greenville

Wed 12/10

5:35 am-10:44 am

1 stop8h 09m

$359

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Thu 12/4

10:10 pm-9:02 am

1 stop7h 52m

Greenville

Mon 12/15

5:17 pm-10:19 pm

1 stop8h 02m

$359

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Thu 12/4

7:09 pm-9:02 am

2 stops10h 53m

Greenville

Tue 12/16

5:17 pm-10:19 pm

1 stop8h 02m

$364

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Tue 12/9

11:54 am-9:23 pm

1 stop6h 29m

Greenville

Tue 12/16

7:59 am-4:35 pm

2 stops11h 36m

$364

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Wed 12/3

10:45 am-11:40 pm

2 stops9h 55m

Greenville

Tue 12/16

5:17 pm-10:19 pm

1 stop8h 02m

$364

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 12/6

10:10 pm-9:02 am

1 stop7h 52m

Greenville

Thu 12/11

5:35 am-10:44 am

1 stop8h 09m

$368

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Tue 12/30

9:44 pm-10:53 am

2 stops34h 09m

$155

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 19 results
1
2

Compare providers for flights from Portland to Greenville

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 Portland to Greenville in October.
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 Portland-Greenville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Greenville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Greenville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Greenville 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 Portland-Greenville 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 Portland to Greenville

Have a flexible travel schedule? Discover the best time to fly to Greenville from Portland 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 Portland to Greenville

How far ahead should I book a flight from Portland to Greenville?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Greenville. Price data was last updated on October 24, 2025.

The best time to book flights from Portland to Greenville is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Portland to Greenville?

Currently, August is the cheapest month in which you can book a flight from Portland to Greenville (average of $183). Flying from Portland to Greenville in June is currently the most expensive (average of $309). 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 PDX to GSP?

Find hourly flight availability from Portland to Greenville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

When flying from Portland to Greenville, 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 23% versus a flight in the afternoon.

Reviews of airlines servicing Greenville

Get insights into the airlines that provide service to Greenville. 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 Greenville. Reviews last updated October 28, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Portland to Greenville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,203 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,240 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,994 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,001 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,032 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Portland to Greenville. 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 Portland to Greenville?

    A quick flight from Portland to Greenville can take about 6h 15m. Delta provides one of the quickest options available for as low as $305. Airlines will cover 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 Portland to Greenville round-trip?

    Flying on Delta is currently your cheapest option to Greenville, with prices starting at $248. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $294 and $350, respectively. Delta is priced at 52% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Portland to Greenville that include hotel bookings?

    Yes. In addition to deals on Portland to Greenville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Greenville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Greenville.

  • Can I find deals for business class flights from Portland to Greenville?

    Yes. Cheapflights offers flight deals from Portland to Greenville 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 Portland to Greenville?

    Currently, August is the cheapest month in which you can book a flight from Portland to Greenville (average of $183). Flying from Portland to Greenville in June is currently the most expensive (average of $309). 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
Simpsonville
Duncan
Greer
Seneca
Anderson

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Top 5 airlines flying from Portland to Greenville

Discover the top 5 airlines that operate flights from Portland to Greenville. 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$438FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$294Average$491FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$350Average$490FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$367Average$552FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$476Average$698FlexibilityNo cancel feeOn-time75%

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