What are the cheapest airlines flying from Greensboro to Portland, Maine round-trip?

Cheapflights users have booked flights from Greensboro to Portland, Maine round-trip from $243. Other airlines that can offer you cheap pricing are American Airlines, from $324, and United Airlines, from $383. You may be able to fly from Greensboro to Portland, Maine for 30% less than the average price by searching for these airlines.

What is the cheapest day to fly from Greensboro to Portland, Maine?

Travelers seeking maximum savings on their Greensboro to Portland, Maine flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Greensboro to Portland, Maine?

Travelers have found that booking a Monday departure is the best way to save up to 71% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

To save on the cost of your flight from Greensboro to Portland, Maine, book at least 29 days before your planned departure. Booking around this time can save you about 44% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $278 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $500.

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

November is one of the best times of the year to fly to Portland, Maine from Greensboro. Prices for November average $352 per person but you can even find prices for as low as $218. The most expensive prices can be found in the month of July. Opting for a November flight can save you 32% on your journey compared to booking in July

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

Most trusted provider : When it comes to deals on Greensboro-Portland, Maine 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 Greensboro-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Greensboro to Portland?

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

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

Yes. Cheapflights offers flight deals from Greensboro 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.

$243+ Flights from Greensboro to Portland, ME

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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.

Cheapflights Tip: The best prices from Greensboro/H. Point to Portland are usually found in November or September, booked 71 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Cheap flight deals from Greensboro to Portland

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$243 (Delta)
Popular in	July
Cheapest in	November
Average price	$424

Provider with most accurate pricing for Greensboro/H. Point-Portland flight deals.

Search Deals

Provider most trusted by Cheapflights users for Greensboro/H. Point-Portland flights.

Search Deals

From Greensboro/H. Point to Portland

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($33 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Greensboro to Portland

Cheapest flights from Greensboro to Portland
Explore the most affordable flight options available from Greensboro to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

Sat 5/314:59 pmGSO - PWM

1 stop7h 00mDelta

Fri 6/65:30 pmPWM - GSO

1 stop4h 52mDelta

Deal found 4/15

$243

Thu 4/246:00 amGSO - PWM

1 stop5h 38mAmerican Airlines

Wed 5/74:33 pmPWM - GSO

1 stop4h 28mAmerican Airlines

Deal found 4/15

$349

Wed 4/236:15 amGSO - PWM

1 stop3h 37mUnited Airlines

Sun 5/46:55 pmPWM - GSO

1 stop4h 49mUnited Airlines

Deal found 4/15

$354

Best flights from Greensboro to Portland
Discover carefully curated flight deals from Greensboro to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2025.

Sat 5/314:59 pmGSO - PWM

1 stop7h 00mDelta

Fri 6/65:30 pmPWM - GSO

1 stop4h 52mDelta

Deal found 4/15

$243

Thu 10/210:28 amGSO - PWM

1 stop5h 40mAmerican Airlines

Mon 10/64:03 pmPWM - GSO

1 stop5h 40mAmerican Airlines

Deal found 4/15

$324

Fri 8/226:00 amGSO - PWM

1 stop4h 48mUnited Airlines

Mon 8/253:15 pmPWM - GSO

2 stops8h 44mUnited Airlines

Deal found 4/15

$383

Last-minute flights from Greensboro to Portland
Discover last-minute flight deals from Greensboro to Portland. Data last updated April 15, 2025 and is based on user searches.

Wed 4/2311:30 amGSO - PWM

1 stop4h 30mDelta

Fri 5/95:30 pmPWM - GSO

1 stop4h 52mDelta

Deal found 4/15

$279

Wed 4/236:15 amGSO - PWM

1 stop3h 37mUnited Airlines

Sun 5/46:55 pmPWM - GSO

1 stop4h 49mUnited Airlines

Deal found 4/15

$354

Thu 4/246:00 amGSO - PWM

1 stop5h 38mAmerican Airlines

Wed 5/74:33 pmPWM - GSO

1 stop4h 28mAmerican Airlines

Deal found 4/15

$349

Sat 5/314:59 pmGSO - PWM

1 stop7h 00mDelta

Fri 6/65:30 pmPWM - GSO

1 stop4h 52mDelta

Deal found 4/15

$243

Cheapflights Fare Finder

Use the filters below to find and compare flights from Greensboro to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GreensboroPortland

GSO - PWM

GSOPWM

Greensboro/H. Point

Sat 5/31

4:59 pm-11:59 pm

1 stop7h 00m

Portland

Fri 6/6

5:30 pm-10:22 pm

1 stop4h 52m

$243

GreensboroPortland

GSO - PWM

GSOPWM

Greensboro/H. Point

Thu 10/2

10:28 am-4:08 pm

1 stop5h 40m

Portland

Mon 10/6

4:03 pm-9:43 pm

1 stop5h 40m

$324

GreensboroPortland

GSO - PWM

GSOPWM

Greensboro/H. Point

Fri 8/22

6:00 am-10:48 am

1 stop4h 48m

Portland

Mon 8/25

3:15 pm-11:59 pm

2 stops8h 44m

$383

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Compare providers for flights from Greensboro to Portland

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Greensboro to Portland in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust 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 Greensboro-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greensboro-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greensboro-Portland, Maine flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Greensboro-Portland, Maine 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 Greensboro-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 Greensboro to Portland

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

How far ahead should I book a flight from Greensboro to Portland, Maine?

To ensure you get the cheapest price possible for a flight from Greensboro to Portland, Maine, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Greensboro to Portland, Maine?

Currently, January is the cheapest month in which you can book a flight from Greensboro to Portland, Maine (average of $296). Flying from Greensboro to Portland, Maine in May is currently the most expensive (average of $416). 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 GSO to PWM?

When flying from Greensboro to Portland, Maine, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 18% versus a flight in the morning.

Rainfall in Portland by month

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Portland

Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Greensboro to Portland by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,918 reviews

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,658 reviews

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,918 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines flying from Greensboro to Portland, Maine round-trip?
Cheapflights users have booked flights from Greensboro to Portland, Maine round-trip from $243. Other airlines that can offer you cheap pricing are American Airlines, from $324, and United Airlines, from $383. You may be able to fly from Greensboro to Portland, Maine for 30% less than the average price by searching for these airlines.
Can I find deals for flights from Greensboro to Portland that include hotel bookings?
Yes. In addition to deals on Greensboro to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Greensboro to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greensboro to Portland.
Can I find deals for business class flights from Greensboro to Portland?
Yes. Cheapflights offers flight deals from Greensboro 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 Greensboro to Portland, Maine?
Currently, January is the cheapest month in which you can book a flight from Greensboro to Portland, Maine (average of $296). Flying from Greensboro to Portland, Maine in May is currently the most expensive (average of $416). 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

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Bath

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Conway

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Top 2 airlines flying from Greensboro to Portland

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$198	Average$292	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$228	Average$362	FlexibilityNo cancel fee	On-time71%

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$243+ Cheap flights from Greensboro to Portland, ME (GSO - PWM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Greensboro to Portland with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Greensboro/H. Point to Portland are usually found in November or September, booked 71 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Cheap flight deals from Greensboro to Portland

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Greensboro to Portland

Cheapest flights from Greensboro to PortlandExplore the most affordable flight options available from Greensboro to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

Explore the most affordable flight options available from Greensboro to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Greensboro to Portland that are best for you.

Compare providers for flights from Greensboro 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 Greensboro to Portland in April.

Best time to book a flight from Greensboro to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Greensboro with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Greensboro to Portland

How far ahead should I book a flight from Greensboro to Portland, Maine?

Use this chart to determine the optimal time to book a round-trip flight from Greensboro to Portland. Price data was last updated on April 11, 2025.

What is the cheapest month to book a flight from Greensboro to Portland, Maine?

What is the cheapest time of day to fly from GSO to PWM?

Find hourly flight availability from Greensboro 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 April 15, 2025.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

Reviews of airlines servicing Portland

Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Greensboro to Portland by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Greensboro 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 Greensboro to Portland, Maine round-trip?

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

How can I find direct flights from Greensboro to Portland?

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

What is the cheapest month to book a flight from Greensboro to Portland, Maine?

Traveling to a place near Greensboro?

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Alternative routes for Greensboro to Portland

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Top 2 airlines flying from Greensboro to Portland

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Cheapest flights from Greensboro to Portland
Explore the most affordable flight options available from Greensboro to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.