HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$328+ Cheap flights from Greensboro (GSO) to Portugal

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
GSO — LIS
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greensboro to Portugal 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 Greensboro to Portugal

Cheapest flights from Greensboro to Portugal
Explore the most affordable flight options available from Greensboro to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/28. 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.
mié. 2/252:47 pm
GSO
-
LIS
1 stop14h 28m
United Airlines
mar. 3/35:00 am
LIS
-
GSO
2 stops38h 12m
United Airlines
Deal found 1/28$496
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/248:00 am
GSO
-
LIS
2 stops19h 10m
United Airlines
mar. 3/35:00 am
LIS
-
GSO
2 stops20h 42m
United Airlines
Deal found 1/27$500
This United Airlines deal was found by Cheapflights users on 1/28. 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.
mié. 2/252:47 pm
GSO
-
LIS
2 stops12h 23m
United Airlines
mié. 3/45:00 am
LIS
-
GSO
2 stops21h 26m
United Airlines
Deal found 1/28$501
This Delta deal was found by Cheapflights users on 1/28. 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.
mié. 2/2510:13 am
GSO
-
LIS
2 stops16h 47m
Delta
vie. 3/65:00 am
LIS
-
GSO
2 stops22h 06m
Delta
Deal found 1/28$503
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/2611:30 am
GSO
-
LIS
2 stops31h 00m
Lufthansa
jue. 3/55:00 am
LIS
-
GSO
2 stops44h 46m
Lufthansa
Deal found 1/28$504
This Air France deal was found by Cheapflights users on 1/27. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/17:59 pm
GSO
-
LIS
2 stops16h 31m
Multiple Airlines
mar. 2/105:00 am
LIS
-
GSO
2 stops16h 37m
Multiple Airlines
Deal found 1/27$506
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/2411:30 am
GSO
-
LIS
2 stops31h 00m
Lufthansa
mié. 3/45:00 am
LIS
-
GSO
2 stops21h 26m
Lufthansa
Deal found 1/28$507
This United Airlines deal was found by Cheapflights users on 1/28. 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.
mié. 2/252:47 pm
GSO
-
LIS
1 stop14h 28m
United Airlines
dom. 3/811:55 am
LIS
-
GSO
1 stop30h 18m
United Airlines
Deal found 1/28$508
This Delta deal was found by Cheapflights users on 1/28. 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.
mié. 2/2510:13 am
GSO
-
LIS
2 stops16h 47m
Delta
lun. 3/95:30 am
LIS
-
GSO
2 stops19h 54m
Delta
Deal found 1/28$509
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/271:20 pm
GSO
-
LIS
2 stops17h 45m
British Airways
vie. 3/67:05 am
LIS
-
GSO
2 stops18h 44m
British Airways
Deal found 1/28$510
This United Airlines deal was found by Cheapflights users on 1/28. 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.
mar. 2/242:47 pm
GSO
-
LIS
1 stop14h 28m
United Airlines
mié. 3/411:55 am
LIS
-
GSO
1 stop11h 56m
United Airlines
Deal found 1/28$511
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/2411:30 am
GSO
-
LIS
2 stops31h 00m
Lufthansa
jue. 3/55:00 am
LIS
-
GSO
2 stops44h 46m
Lufthansa
Deal found 1/28$512

Find flight deals from Greensboro to Portugal

Keep the following information in mind while searching for Greensboro to Portugal flight deals. Data was last updated enero 29, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$496
(United Airlines)

One-way from

$328
(KLM)

Popular in

June

Cheapest in

February

Average price

$665
Provider with most accurate pricing for Greensboro/H. Point-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greensboro/H. Point-Lisbon Humberto Delgado flights.
Search Deals
From Greensboro/H. Point to Portugal
Search Deals
One-way flight from Greensboro/H. Point to Portugal
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($327 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($97 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greensboro to Portugal 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 enero 29, 2026.
Use the filters below to find and compare flights from Greensboro to Portugal that are best for you.

Fly from

Greensboro

Fly to

Portugal

Route

Depart

Return

Price

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

mié. 2/25

2:47 pm-10:15 am

1 stop14h 28m

Lisbon Humberto Delgado

vie. 3/6

5:00 am-7:00 pm

2 stops19h 00m

$496

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

mié. 2/25

8:00 am-10:15 am

2 stops21h 15m

Lisbon Humberto Delgado

mar. 3/3

5:00 am-9:26 pm

2 stops21h 26m

$501

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

mié. 2/25

10:13 am-8:00 am

2 stops16h 47m

Lisbon Humberto Delgado

vie. 3/6

5:00 am-10:06 pm

2 stops22h 06m

$503

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

jue. 2/26

11:30 am-11:30 pm

2 stops31h 00m

Lisbon Humberto Delgado

mar. 3/3

5:00 am-9:26 pm

2 stops21h 26m

$504

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

jue. 2/26

11:30 am-11:30 pm

2 stops31h 00m

Lisbon Humberto Delgado

vie. 3/6

5:00 am-8:46 pm

2 stops20h 46m

$504

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

dom. 3/1

7:40 pm-10:15 am

1 stop9h 35m

Lisbon Humberto Delgado

lun. 3/9

10:15 am-7:59 pm

1 stop13h 44m

$508

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

lun. 3/2

2:47 pm-10:15 am

1 stop14h 28m

Lisbon Humberto Delgado

lun. 3/9

11:55 am-2:13 pm

1 stop30h 18m

$508

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

lun. 3/2

7:40 pm-10:15 am

1 stop9h 35m

Lisbon Humberto Delgado

dom. 3/8

11:55 am-2:13 pm

1 stop30h 18m

$508

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

mar. 2/24

7:40 pm-10:15 am

1 stop9h 35m

Lisbon Humberto Delgado

mar. 3/3

11:55 am-6:51 pm

1 stop11h 56m

$508

GreensboroLisbon

GSO - LIS

GSOLIS

Greensboro/H. Point

mié. 2/25

2:47 pm-10:15 am

1 stop14h 28m

Lisbon Humberto Delgado

lun. 3/9

11:55 am-2:13 pm

1 stop30h 18m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 25 results
1
2
3

Best time to book a flight from Greensboro to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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 Portugal

What is the cheapest month to book a flight from Greensboro to Portugal?

Currently, January is the cheapest month in which you can book a flight from Greensboro to Portugal (average of $374). Flying from Greensboro to Portugal in June is currently the most expensive (average of $733). 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.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated enero 29, 2026.
Read reviews from past customers who have flown United Airlines, American Airlines, and British Airways from Greensboro to Portugal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,214 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,214 reviews
United Airlines
7.4
Good
9,214 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,206 reviews
United Airlines
7.4
Good
9,214 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,705 reviews
United Airlines
7.4
Good
9,214 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Greensboro to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Greensboro to Portugal?

    Greensboro/H. Point (GSO) is the airport you will fly out of if you book a flight from Greensboro to Portugal. It is only a 8.4 mi journey to Greensboro/H. Point (GSO) from Greensboro’s city center.

  • How long is the flight from Greensboro to Portugal?

    Airlines like United Airlines, Delta, and Lufthansa fly from Greensboro to Portugal in about 9h 35m. The time it takes to get you to your destination can typically vary by up to 21h 25m. Airlines will cover a distance of 3785 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Greensboro to Portugal?

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

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

    Yes. Cheapflights offers flight deals from Greensboro to Portugal 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 Portugal?

    Currently, January is the cheapest month in which you can book a flight from Greensboro to Portugal (average of $374). Flying from Greensboro to Portugal in June is currently the most expensive (average of $733). 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

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 for Greensboro to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
Raleigh to Heathrow flights
Charlotte to Heathrow flights
Raleigh to Charles de Gaulle flights
Charlotte to Leonardo da Vinci/Fiumicino flights
Charlotte to Dublin flights
Charlotte to Madrid flights
Charlotte to Charles de Gaulle flights
Charlotte to Athens flights
Raleigh to Gatwick flights
Raleigh to Dublin flights
Charlotte to Frankfurt flights
Raleigh to Orly flights
Charlotte to Orly flights
Raleigh to London City flights
Charlotte to Barcelona-El Prat flights
Charlotte to London City flights
Charlotte to Gatwick flights
Raleigh to Leonardo da Vinci/Fiumicino flights
Raleigh to Frankfurt flights
Charlotte to Munich flights
Raleigh to Keflavik Intl flights
Charlotte to Lisbon flights
Raleigh to Stansted flights
Raleigh to Athens flights
Charlotte to Edinburgh flights
Raleigh to Amsterdam flights
Charlotte to Vicenza flights
Raleigh to Barcelona-El Prat flights
Raleigh to Lisbon flights
Charlotte to Amsterdam flights
Raleigh to Istanbul flights
Raleigh to Edinburgh flights
Raleigh to Madrid flights
Raleigh to Zurich flights
Charlotte to Malpensa flights
Charlotte to Florence flights
Charlotte to Linate flights
Raleigh to Florence flights
Charlotte to Bruxelles-National flights
Norfolk to Heathrow flights
Raleigh to Malpensa flights
Raleigh to Vicenza flights
Raleigh to Prague flights
Charlotte to Istanbul flights
Charlotte to Zurich flights
Charlotte to Prague flights
Raleigh to Linate flights
Greensboro to Heathrow flights
Raleigh to Sabiha Gokcen flights
Raleigh to Copenhagen flights

Top 3 airlines flying from Greensboro to Portugal

Discover the top 3 airlines that operate flights from Greensboro to Portugal. 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 enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$478Average$1,191FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$559Average$1,093FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$643Average$931FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Cookie settings©2026 Cheapflights