$138+ Cheap flights from Greenville to Portland, ME (GSP - PWM)
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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — PWM
May 27 — Jun 31
Round-trip
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.Cheap flight deals from Greenville to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Greenville to PortlandExplore 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 April 27, 2026.
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 April 27, 2026.
This Breeze Airways deal was found by Cheapflights users on 4/22. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:19 pm
GSP
- PWM
1 stop4h 19m
Breeze Airways
Mon 9/77:00 am
PWM
- GSP
1 stop4h 26m
Breeze Airways
Deal found 4/22![Breeze Airways logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Fri 10/167:10 pm
GSP
- PWM
1 stop4h 14m
Breeze Airways
Mon 10/197:00 am
PWM
- GSP
1 stop4h 31m
Breeze Airways
Deal found 4/22![Breeze Airways logo]()
$238
This Breeze Airways deal was found by Cheapflights users on 4/25. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:35 am
GSP
- PWM
1 stop3h 51m
Breeze Airways
Mon 8/317:00 am
PWM
- GSP
1 stop4h 26m
Breeze Airways
Deal found 4/25![Breeze Airways logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Mon 7/136:19 pm
GSP
- PWM
1 stop4h 19m
Breeze Airways
Fri 7/177:00 am
PWM
- GSP
1 stop4h 26m
Breeze Airways
Deal found 4/22![Breeze Airways logo]()
$255
This Breeze Airways deal was found by Cheapflights users on 4/23. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:35 am
GSP
- PWM
1 stop3h 51m
Breeze Airways
Mon 9/77:00 am
PWM
- GSP
1 stop4h 26m
Breeze Airways
Deal found 4/23![Breeze Airways logo]()
$288
This Delta deal was found by Cheapflights users on 4/22. 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 6/36:00 am
GSP
- PWM
1 stop4h 23m
Delta
Thu 6/46:00 am
PWM
- GSP
1 stop6h 08m
Delta
Deal found 4/22![Delta logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Mon 7/136:19 pm
GSP
- PWM
1 stop4h 19m
Breeze Airways
Thu 7/163:11 pm
PWM
- GSP
1 stop4h 00m
Breeze Airways
Deal found 4/22![Breeze Airways logo]()
$298
Best flights from Greenville to PortlandDiscover carefully curated flight deals from Greenville to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
Discover carefully curated flight deals from Greenville to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
This Delta deal was found by Cheapflights users on 4/24. 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 6/37:20 am
GSP
- PWM
1 stop4h 35m
Delta
Thu 6/44:48 pm
PWM
- GSP
1 stop4h 50m
Delta
Deal found 4/24![Delta logo]()
$290
This Breeze Airways deal was found by Cheapflights users on 4/23. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:19 pm
GSP
- PWM
1 stop4h 19m
Breeze Airways
Thu 7/163:11 pm
PWM
- GSP
1 stop4h 00m
Breeze Airways
Deal found 4/23![Breeze Airways logo]()
$317
This Southwest deal was found by Cheapflights users on 4/21. 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 5/76:25 am
GSP
- PWM
2 stops9h 50m
Southwest
Tue 5/126:10 am
PWM
- GSP
2 stops10h 10m
Southwest
Deal found 4/21![Southwest logo]()
$398
This United Airlines deal was found by Cheapflights users on 4/25. 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.
Tue 7/77:40 pm
GSP
- PWM
1 stop4h 11m
United Airlines
Tue 7/146:00 am
PWM
- GSP
1 stop4h 37m
United Airlines
Deal found 4/25![United Airlines logo]()
$402
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:10 am
GSP
- PWM
1 stop4h 45m
Delta
Wed 6/176:57 pm
PWM
- GSP
1 stop5h 02m
Delta
Deal found 4/26![Delta logo]()
$335
This Southwest deal was found by Cheapflights users on 4/23. 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.
Fri 5/812:35 pm
GSP
- PWM
2 stops10h 50m
Southwest
Tue 5/126:10 am
PWM
- GSP
2 stops10h 10m
Southwest
Deal found 4/23![Southwest logo]()
$410
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Thu 5/76:27 pm
GSP
- PWM
1 stop5h 02m
United Airlines
Mon 5/112:08 pm
PWM
- GSP
2 stops8h 57m
United Airlines
Deal found 4/22![United Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 4/23. 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.
Sun 6/215:44 am
GSP
- PWM
1 stop7h 16m
Delta
Fri 6/266:57 pm
PWM
- GSP
1 stop5h 02m
Delta
Deal found 4/23![Delta logo]()
$407
This Southwest deal was found by Cheapflights users on 4/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:00 am
GSP
- PWM
2 stops11h 30m
Southwest
Wed 6/177:30 am
PWM
- GSP
2 stops11h 30m
Southwest
Deal found 4/26![Southwest logo]()
$423
This Southwest deal was found by Cheapflights users on 4/22. 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 7/131:55 pm
GSP
- PWM
2 stops8h 15m
Southwest
Thu 7/1610:25 am
PWM
- GSP
2 stops7h 50m
Southwest
Deal found 4/22![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 4/22. 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.
Thu 6/186:13 pm
GSP
- PWM
1 stop5h 16m
Delta
Mon 6/226:00 am
PWM
- GSP
1 stop4h 50m
Delta
Deal found 4/22![Delta logo]()
$443
This Southwest deal was found by Cheapflights users on 4/22. 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 6/1812:55 pm
GSP
- PWM
2 stops11h 10m
Southwest
Thu 6/257:40 am
PWM
- GSP
2 stops10h 35m
Southwest
Deal found 4/22![Southwest logo]()
$433
Last-minute flights from Greenville to PortlandDiscover last-minute flight deals from Greenville to Portland. Data last updated April 27, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to Portland. Data last updated April 27, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/21. 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 5/75:20 am
GSP
- PWM
1 stop5h 55m
American Airlines
Tue 5/1210:24 am
PWM
- GSP
1 stop7h 15m
American Airlines
Deal found 4/21![American Airlines logo]()
$381
This Southwest deal was found by Cheapflights users on 4/21. 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 5/76:25 am
GSP
- PWM
2 stops9h 50m
Southwest
Tue 5/126:10 am
PWM
- GSP
2 stops10h 10m
Southwest
Deal found 4/21![Southwest logo]()
$398
This Southwest deal was found by Cheapflights users on 4/22. 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 5/78:10 am
GSP
- PWM
1 stop4h 00m
Southwest
Mon 5/112:50 pm
PWM
- GSP
1 stop6h 05m
Southwest
Deal found 4/22![Southwest logo]()
$432
This American Airlines deal was found by Cheapflights users on 4/23. 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 5/87:48 pm
GSP
- PWM
1 stop4h 06m
American Airlines
Tue 5/123:39 pm
PWM
- GSP
1 stop6h 40m
American Airlines
Deal found 4/23![American Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 4/23. 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.
Fri 5/812:35 pm
GSP
- PWM
2 stops10h 50m
Southwest
Tue 5/126:10 am
PWM
- GSP
2 stops10h 10m
Southwest
Deal found 4/23![Southwest logo]()
$410
This Delta deal was found by Cheapflights users on 4/22. 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 5/135:40 am
GSP
- PWM
1 stop7h 30m
Delta
Sun 5/172:05 pm
PWM
- GSP
1 stop6h 08m
Delta
Deal found 4/22![Delta logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 4/24. 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.
Fri 5/228:28 pm
GSP
- PWM
1 stop12h 44m
Breeze Airways
Fri 5/299:52 am
PWM
- GSP
1 stop5h 51m
Breeze Airways
Deal found 4/24![Breeze Airways logo]()
$421
This American Airlines deal was found by Cheapflights users on 4/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:32 pm
GSP
- PWM
1 stop5h 19m
American Airlines
Tue 6/25:57 pm
PWM
- GSP
1 stop5h 55m
American Airlines
Deal found 4/26![American Airlines logo]()
$335
This Southwest deal was found by Cheapflights users on 4/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:20 am
GSP
- PWM
1 stop4h 00m
Southwest
Tue 6/26:10 am
PWM
- GSP
2 stops10h 10m
Southwest
Deal found 4/26![Southwest logo]()
$424
One-way flights from Greenville to PortlandSearch for one-way flight options from Greenville to Portland. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
Search for one-way flight options from Greenville to Portland. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
This Delta deal was found by Cheapflights users on 4/22. 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 5/133:59 pm
GSP
- PWM
1 stop7h 19m
Delta
Deal found 4/22![Delta logo]()
$138
This Delta deal was found by Cheapflights users on 4/22. 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.
Mon 5/186:00 am
GSP
- PWM
1 stop4h 23m
Delta
Deal found 4/22![Delta logo]()
$167
This Breeze Airways deal was found by Cheapflights users on 4/24. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1210:35 am
GSP
- PWM
1 stop3h 51m
Breeze Airways
Deal found 4/24![Breeze Airways logo]()
$175
This Breeze Airways deal was found by Cheapflights users on 4/22. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/710:35 am
GSP
- PWM
1 stop3h 51m
Breeze Airways
Deal found 4/22![Breeze Airways logo]()
$182
This American Airlines deal was found by Cheapflights users on 4/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:14 am
GSP
- PWM
1 stop6h 25m
American Airlines
Deal found 4/26![American Airlines logo]()
$204
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 5/196:00 am
GSP
- PWM
2 stops8h 37m
American Airlines
Deal found 4/22![American Airlines logo]()
$207
This United Airlines deal was found by Cheapflights users on 4/22. 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 5/132:52 pm
GSP
- PWM
2 stops8h 37m
United Airlines
Deal found 4/22![United Airlines logo]()
$224
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 (PWM). 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 April 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $225 (Breeze Airways) |
One-way from | $138 (Delta) |
Popular in | February |
Cheapest in | January |
Average price | $481 |
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 April 27, 2026.
Use the filters below to find and compare flights from Greenville to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
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
Quickest round-trip
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
$317
GreenvillePortland
GSP - PWM
GSPPWM
Greenville
Wed 6/10
7:10 am-11:55 am
1 stop4h 45m
Portland
Wed 6/17
6:57 pm-11:59 pm
1 stop5h 02m
$335
GreenvillePortland
GSP - PWM
GSPPWM
Greenville
Thu 5/7
6:25 am-4:15 pm
2 stops9h 50m
Portland
Tue 5/12
6:10 am-4:20 pm
2 stops10h 10m
$398
GreenvillePortland
GSP - PWM
GSPPWM
Greenville
Tue 7/7
7:40 pm-11:51 pm
1 stop4h 11m
Portland
Tue 7/14
6:00 am-10:37 am
1 stop4h 37m
$402
GreenvillePortland
GSP - PWM
GSPPWM
Greenville
Sun 6/21
5:44 am-1:00 pm
1 stop7h 16m
Portland
Fri 6/26
6:57 pm-11:59 pm
1 stop5h 02m
$407
GreenvillePortland
GSP - PWM
GSPPWM
Greenville
Fri 5/8
12:35 pm-11:25 pm
2 stops10h 50m
Portland
Tue 5/12
6:10 am-4:20 pm
2 stops10h 10m
$410
GreenvillePortland
GSP - PWM
GSPPWM
Greenville
Wed 6/10
7:00 am-6:30 pm
2 stops11h 30m
Portland
Wed 6/17
7:30 am-7:00 pm
2 stops11h 30m
$423
GreenvillePortland
GSP - PWM
GSPPWM
Greenville
Mon 7/13
1:55 pm-10:10 pm
2 stops8h 15m
Portland
Thu 7/16
10:25 am-6:15 pm
2 stops7h 50m
$427
GreenvillePortland
GSP - PWM
GSPPWM
Greenville
Thu 6/18
12:55 pm-12:05 am
2 stops11h 10m
Portland
Thu 6/25
7:40 am-6:15 pm
2 stops10h 35m
$433
Showing 1-10 of 19 resultsSorted by cheapest first
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Greenville-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-Portland, Maine flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Greenville-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub 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, Maine 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.
GSP-PWM
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, Maine?
The best time to book flights from Greenville to Portland, Maine is 71 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 Greenville to Portland, Maine?
Currently, January is the cheapest month in which you can book a flight from Greenville to Portland, Maine (average of $269). Flying from Greenville to Portland, Maine in February is currently the most expensive (average of $937). 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.
How much does it cost to fly round-trip from Greenville to Portland, Maine?
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 April 27, 2026.
See what other customers who have flown with Breeze Airways,Southwest, andDelta from Greenville to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Food
6.6
Crew
8.7
Overall
8.1
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Food
6.6
Crew
8.7
Overall
8.1
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Food
6.6
Crew
8.7
Overall
8.1
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Food
6.6
Crew
8.7
Overall
8.1
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Food
6.6
Crew
8.7
Overall
8.1
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.3
Comfort
8.2
Entertainment
6.6
Food
6.6
Crew
8.7
Overall
8.1
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
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.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsNorth Conway
Brunswick
Lewiston
Conway
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Greenville
Popular flights
Portland flight routes
Alternative routes for Greenville to Portland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Greenville to Portland by cabin class
Find flights from Greenville to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Greenville and Portland flights
Browse other Greenville and Portland flight options. Last updated on April 27, 2026.
Other flights from Greenville
Browse through other flights departing from Greenville. Flights are based on user searches made on Cheapflights and were last updated on April 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 27, 2026.
Top 5 airlines flying from Greenville to Portland
Discover the top 5 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 April 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$258 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$387 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$279 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$279 | Average$481 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$280 | Average$498 | FlexibilityNo cancel fee | On-time69% |