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Cheap flights from Greenville to Portland from $156

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Greenville to Portland departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Greenville to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Breeze Airways Logo
5:54 pm - 9:37 pm
GSP
-
PWM
3h 43m
1 stop
Breeze Airways Logo
7:35 am - 11:49 am
PWM
-
GSP
4h 14m
1 stop
$156Breeze Airways
Tue, Sep 15 - Tue, Sep 22
Breeze Airways Logo
6:19 pm - 10:38 pm
GSP
-
PWM
4h 19m
1 stop
Breeze Airways Logo
7:00 am - 11:26 am
PWM
-
GSP
4h 26m
1 stop
$225Breeze Airways
Fri, Sep 4 - Mon, Sep 7
Breeze Airways Logo
6:19 pm - 10:38 pm
GSP
-
PWM
4h 19m
1 stop
Breeze Airways Logo
7:00 am - 11:26 am
PWM
-
GSP
4h 26m
1 stop
$235Breeze Airways
Fri, Sep 4 - Mon, Sep 7
Breeze Airways Logo
6:19 pm - 10:38 pm
GSP
-
PWM
4h 19m
1 stop
Breeze Airways Logo
7:00 am - 11:26 am
PWM
-
GSP
4h 26m
1 stop
$241Breeze Airways
Fri, Sep 4 - Mon, Sep 7
Breeze Airways Logo
10:35 am - 2:26 pm
GSP
-
PWM
3h 51m
1 stop
Breeze Airways Logo
7:00 am - 11:26 am
PWM
-
GSP
4h 26m
1 stop
$249Breeze Airways
Thu, Aug 27 - Mon, Aug 31
Breeze Airways Logo
12:29 pm - 5:51 pm
GSP
-
PWM
29h 22m
2 stops
Breeze Airways Logo
7:35 am - 11:49 am
PWM
-
GSP
4h 14m
1 stop
$254Breeze Airways
Tue, Sep 15 - Tue, Sep 22
Breeze Airways Logo
10:35 am - 2:26 pm
GSP
-
PWM
3h 51m
1 stop
Breeze Airways Logo
7:00 am - 11:26 am
PWM
-
GSP
4h 26m
1 stop
$288Breeze Airways
Thu, Sep 3 - Mon, Sep 7
Delta Logo
7:20 am - 11:55 am
GSP
-
PWM
4h 35m
1 stop
Delta Logo
4:48 pm - 9:38 pm
PWM
-
GSP
4h 50m
1 stop
$290Delta
Wed, Jun 3 - Thu, Jun 4
Breeze Airways Logo
6:19 pm - 10:38 pm
GSP
-
PWM
4h 19m
1 stop
Breeze Airways Logo
3:11 pm - 7:11 pm
PWM
-
GSP
4h 00m
1 stop
$299Breeze Airways
Mon, Jul 13 - Thu, Jul 16
Breeze Airways Logo
10:35 am - 2:26 pm
GSP
-
PWM
3h 51m
1 stop
Breeze Airways Logo
7:00 am - 11:26 am
PWM
-
GSP
4h 26m
1 stop
$304Breeze Airways
Thu, Sep 3 - Mon, Sep 7

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Delta flights from Greenville to Portland, Maine

Our best Delta deals on Greenville to Portland, Maine flight tickets
Delta
Jun 3
GSP7:20 amGreenville
4h 35m
1 stop
PWM11:55 amPortland
Jun 4
PWM4:48 pmPortland
4h 50m
1 stop
GSP9:38 pmGreenville
$290
Delta
Aug 17
GSP6:05 pmGreenville
16h 56m
1 stop
PWM11:01 amPortland
Aug 25
PWM6:00 amPortland
4h 26m
1 stop
GSP10:26 amGreenville
$370
Delta
Jun 1
GSP3:59 pmGreenville
7h 19m
1 stop
PWM11:18 pmPortland
Jun 4
PWM2:05 pmPortland
4h 48m
1 stop
GSP6:53 pmGreenville
$375

Southwest flights from Greenville to Portland, Maine

Our best Southwest deals on Greenville to Portland, Maine flight tickets
Southwest
Jun 9
GSP1:50 pmGreenville
9h 05m
1 stop
PWM10:55 pmPortland
Jun 15
PWM3:10 pmPortland
7h 40m
2 stops
GSP10:50 pmGreenville
$367
Southwest
Jun 10
GSP8:25 amGreenville
4h 00m
1 stop
PWM12:25 pmPortland
Jun 17
PWM7:30 amPortland
11h 30m
2 stops
GSP7:00 pmGreenville
$392
Southwest
Jul 14
GSP1:50 pmGreenville
4h 40m
1 stop
PWM6:30 pmPortland
Jul 18
PWM5:35 amPortland
6h 40m
2 stops
GSP12:15 pmGreenville
$412

momondo Fare Finder

 
Customize your flight search to find flights from Greenville to Portland, Maine 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, momondo users made 832,500 searches. Data last updated April 29, 2026.
Use the filters below to find and compare flights from Greenville to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Tue 9/15

5:54 pm-9:37 pm

1 stop3h 43m

Portland

Tue 9/22

7:35 am-11:49 am

1 stop4h 14m

$156

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Fri 9/4

6:19 pm-10:38 pm

1 stop4h 19m

Portland

Mon 9/7

7:00 am-11:26 am

1 stop4h 26m

$225

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Fri 9/4

6:19 pm-10:38 pm

1 stop4h 19m

Portland

Mon 9/7

7:00 am-11:26 am

1 stop4h 26m

$235

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Fri 9/4

6:19 pm-10:38 pm

1 stop4h 19m

Portland

Mon 9/7

7:00 am-11:26 am

1 stop4h 26m

$241

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Thu 8/27

10:35 am-2:26 pm

1 stop3h 51m

Portland

Mon 8/31

7:00 am-11:26 am

1 stop4h 26m

$249

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Tue 9/15

12:29 pm-5:51 pm

2 stops29h 22m

Portland

Tue 9/22

7:35 am-11:49 am

1 stop4h 14m

$254

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Thu 9/3

10:35 am-2:26 pm

1 stop3h 51m

Portland

Mon 9/7

7:00 am-11:26 am

1 stop4h 26m

$288

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Wed 6/3

7:20 am-11:55 am

1 stop4h 35m

Portland

Thu 6/4

4:48 pm-9:38 pm

1 stop4h 50m

$290

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Mon 7/13

6:19 pm-10:38 pm

1 stop4h 19m

Portland

Thu 7/16

3:11 pm-7:11 pm

1 stop4h 00m

$299

GreenvillePortland

GSP - PWM

GSPPWM

Greenville

Thu 9/3

10:35 am-2:26 pm

1 stop3h 51m

Portland

Mon 9/7

7:00 am-11:26 am

1 stop4h 26m

$304

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Portland from

How to get the cheapest flight ticket from Greenville to Portland, Maine

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

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

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from Greenville is in January. Flight prices, which tend to average around $269, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $299.

How far in advance should I book a flight from Greenville to Portland, Maine?

You are more likely to see cheaper flights to Portland, Maine from Greenville when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $455 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Greenville for as low as $206 on momondo.

When to book flights from Greenville to Portland, Maine

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

Cheap Greenville to Portland, Maine (GSP to PWM) flight deals and tips

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

Fastest flight time

3h 43m

Direct flights

None
The fastest flight from Greenville to Portland, Maine takes 3h 43m
There are no direct flights from Greenville to Portland, Maine. There are no popular flight routes from Greenville to Portland, Maine.
Search flight deals

Frequently asked questions about flying from Greenville to Portland, Maine

  • How far is Greenville to Portland by plane?

    Portland is 887.7 mi away from Greenville. Flights usually cover this in 3h 43m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Greenville Airport to Portland Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Greenville Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Greenville to Portland, Maine?

Best airlines flying from Greenville to Portland, Maine

Compare and see reviews for airlines that fly from Greenville to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
Breeze AirwaysPriceFrom $136Free CancellationRating
8.1
281 reviews
Search Breeze Airways flights
American AirlinesPriceFrom $236Free CancellationRating
7.1
11,676 reviews
Search American Airlines flights
DeltaPriceFrom $279Free CancellationRating
7.9
8,466 reviews
Search Delta flights
SouthwestPriceFrom $279Free CancellationRating
8.0
4,314 reviews
Search Southwest flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
9,675 reviews
Search United Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
Georgetown
Falmouth
Tamworth

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Greenville to Portland. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Greenville to Portland flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Portland from Greenville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Portland from Greenville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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