What is the cheapest airline that flies from Portland to Greenville?

American Airlines and Delta are the most popular carriers operating from Portland to Greenville

What airlines fly to Greenville?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Greenville from Portland according to our data. American Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Greenville. Keep in mind that there are 6 different airlines that fly to Greenville on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Portland Airport to Greenville Airport?

Prices for flights from Portland Airport to Greenville Airport refresh daily.

How many operators does momondo search for flights from Portland Airport to Greenville Airport?

The number of operators available for flights from Portland Airport to Greenville Airport is 3 as of December 2025.

How old do you have to be to fly from Portland Airport to Greenville Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Greenville Airport.

What documentation or ID do you need to fly to Greenville Airport?

The required travel and health documents for your Greenville Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Greenville Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$184 Cheap Flights from Portland to Greenville in 2025/26

Q: What is the typical price of a round-trip flight between Portland and Greenville?

Prices are currently low for flights on this route. Typical prices usually range from $548 to $752. The lowest price recently found on this route was $307.

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Find the cheapest flights from Portland to Greenville

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:50 am - 4:53 pm

PDX

GSP

7h 03m1 stop

5:26 pm - 10:15 pm

GSP

PDX

7h 49m1 stop

$307Delta

Sat, Jan 17 - Tue, Jan 20

6:50 am - 4:53 pm

PDX

GSP

7h 03m1 stop

7:20 am - 6:50 pm

GSP

PDX

14h 30m2 stops

$312Delta

Sat, Jan 17 - Tue, Jan 20

6:50 am - 10:24 pm

PDX

GSP

12h 34m2 stops

10:06 am - 8:40 pm

GSP

PDX

13h 34m2 stops

$317Delta

Sat, Jan 17 - Tue, Jan 20

11:59 pm - 12:19 pm

PDX

GSP

9h 20m2 stops

4:22 pm - 9:45 pm

GSP

PDX

8h 23m1 stop

$342American Airlines

Sat, Feb 14 - Tue, Feb 17

11:59 pm - 12:19 pm

PDX

GSP

9h 20m1 stop

4:22 pm - 11:29 pm

GSP

PDX

10h 07m1 stop

$345American Airlines

Sat, Feb 14 - Tue, Feb 17

11:59 pm - 10:01 am

PDX

GSP

7h 02m1 stop

11:26 am - 4:00 pm

GSP

PDX

7h 34m1 stop

$346American Airlines

Sat, Feb 14 - Tue, Feb 17

11:59 pm - 10:01 am

PDX

GSP

7h 02m1 stop

7:03 am - 4:00 pm

GSP

PDX

11h 57m2 stops

$358American Airlines

Sat, Feb 14 - Tue, Feb 17

11:59 pm - 12:19 pm

PDX

GSP

9h 20m2 stops

4:22 pm - 9:45 pm

GSP

PDX

8h 23m1 stop

$362American Airlines

Sat, Feb 14 - Tue, Feb 17

6:50 am - 4:56 pm

PDX

GSP

7h 06m1 stop

5:40 am - 10:47 am

GSP

PDX

8h 07m1 stop

$372Delta

Sat, Jan 31 - Wed, Feb 4

11:59 pm - 12:19 pm

PDX

GSP

9h 20m2 stops

7:03 am - 4:00 pm

GSP

PDX

11h 57m2 stops

$375American Airlines

Sat, Feb 14 - Tue, Feb 17

American Airlines flights from Portland to Greenville

Our best American Airlines deals on Portland to Greenville flight tickets

American Airlines

Feb 14

PDX11:59 pmPortland

9h 20m

2 stops

GSP12:19 pmGreenville

Feb 17

GSP4:22 pmGreenville

8h 23m

1 stop

PDX9:45 pmPortland

$342

Find similar

American Airlines

Feb 14

PDX11:59 pmPortland

9h 20m

1 stop

GSP12:19 pmGreenville

Feb 17

GSP4:22 pmGreenville

10h 07m

1 stop

PDX11:29 pmPortland

$345

Find similar

American Airlines

Feb 14

PDX11:59 pmPortland

7h 02m

1 stop

GSP10:01 amGreenville

Feb 17

GSP11:26 amGreenville

7h 34m

1 stop

PDX4:00 pmPortland

$346

Find similar

Southwest flights from Portland to Greenville

Our best Southwest deals on Portland to Greenville flight tickets

Southwest

May 14

PDX5:10 amPortland

9h 40m

2 stops

GSP5:50 pmGreenville

May 20

GSP12:50 pmGreenville

11h 10m

2 stops

PDX9:00 pmPortland

$457

Find similar

Southwest

Feb 14

PDX7:15 amPortland

10h 35m

2 stops

GSP8:50 pmGreenville

Feb 16

GSP10:50 amGreenville

16h 15m

2 stops

PDX12:05 amPortland

$458

Find similar

Southwest

Dec 23

PDX5:10 amPortland

11h 30m

2 stops

GSP7:40 pmGreenville

Jan 6

GSP10:05 amGreenville

12h 10m

2 stops

PDX7:15 pmPortland

$603

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 1/17

6:50 am-4:53 pm

1 stop7h 03m

Greenville

Tue 1/20

5:26 pm-10:15 pm

1 stop7h 49m

$307

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 1/17

6:50 am-4:53 pm

1 stop7h 03m

Greenville

Tue 1/20

7:20 am-6:50 pm

2 stops14h 30m

$312

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 1/17

6:50 am-10:24 pm

2 stops12h 34m

Greenville

Tue 1/20

10:06 am-8:40 pm

2 stops13h 34m

$317

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 2/14

11:59 pm-12:19 pm

2 stops9h 20m

Greenville

Tue 2/17

4:22 pm-9:45 pm

1 stop8h 23m

$342

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 2/14

11:59 pm-12:19 pm

1 stop9h 20m

Greenville

Tue 2/17

4:22 pm-11:29 pm

1 stop10h 07m

$345

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 2/14

11:59 pm-10:01 am

1 stop7h 02m

Greenville

Tue 2/17

11:26 am-4:00 pm

1 stop7h 34m

$346

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 2/14

11:59 pm-10:01 am

1 stop7h 02m

Greenville

Tue 2/17

7:03 am-4:00 pm

2 stops11h 57m

$358

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 2/14

11:59 pm-12:19 pm

2 stops9h 20m

Greenville

Tue 2/17

4:22 pm-9:45 pm

1 stop8h 23m

$362

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 1/31

6:50 am-4:56 pm

1 stop7h 06m

Greenville

Wed 2/4

5:40 am-10:47 am

1 stop8h 07m

$372

PortlandGreenville

PDX - GSP

PDXGSP

Portland

Sat 2/14

11:59 pm-12:19 pm

2 stops9h 20m

Greenville

Tue 2/17

7:03 am-4:00 pm

2 stops11h 57m

$375

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Greenville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Portland and Greenville?

What is the cheapest month to fly to Greenville?

The month of September is another great option to travel to Greenville, with average flight prices from Portland averaging around $436.

What is the cheapest day to depart on your flight to Greenville?

According to our data, Wednesday is the cheapest day to fly to Greenville from Portland. The lowest ticket price found for a Wednesday departure recently was $486. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $561. These prices are subject to change though, so be sure to set up a Price Alert for flights to Greenville.

What is the cheapest time of day to depart on your flight to Greenville?

Our most recent data shows that the best time of day to fly to Greenville is at noon. Flights from Portland to Greenville during this time can be as low as $507. Flights to Greenville are more costly in the afternoon, with an average ticket price of $662. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Greenville?

You are more likely to see cheaper flights to Greenville from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Greenville for around $528 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Greenville from Portland for as low as $266 on momondo.

How have Portland to Greenville flight prices changed over time?

When to book flights from Portland to Greenville

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Greenville according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to Greenville (PDX to GSP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Greenville

Fastest flight time	7h 10m
Direct flights	None

The fastest flight from Portland to Greenville takes 7h 10m

There are no direct flights from Portland to Greenville. There are no popular flight routes from Portland to Greenville.

Search flight deals

How far is Portland to Greenville by plane?
A flight from Portland to Greenville will travel around 2221.9 mi. In terms of flight time, this usually takes a little over 7h 10m.
When did momondo last update prices for flights from Portland Airport to Greenville Airport?
Prices for flights from Portland Airport to Greenville Airport refresh daily.
How many operators does momondo search for flights from Portland Airport to Greenville Airport?
The number of operators available for flights from Portland Airport to Greenville Airport is 3 as of December 2025.
How old do you have to be to fly from Portland Airport to Greenville Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Greenville Airport.
What documentation or ID do you need to fly to Greenville Airport?
The required travel and health documents for your Greenville Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Greenville Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Portland to Greenville?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland to Greenville is American Airlines (54% of total bookings). The next most popular airlines are Delta (28%) and United Airlines (18%).

Best airlines flying from Portland to Greenville

Compare and see reviews for airlines that fly from Portland to Greenville with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
United Airlines	PriceFrom $294	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
American Airlines	PriceFrom $350	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights

Anderson

Simpsonville

Greenwood

Seneca

Greer

Duncan

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Greenville?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Greenville. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Greenville with flexible booking policies on momondo?

Flights from Portland to Greenville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Greenville?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Greenville from Portland.

I’m not ready to book a flight from Portland to Greenville right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Greenville, momondo offers a useful price alert feature which will track prices for flights to Greenville from Portland and alert you when they change.