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Portugal

$256+ Cheap flights from Durham, NC 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — LIS
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from Durham to Portugal

Keep the following information in mind while searching for Durham to Portugal flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$403
(oojo)

One-way from

$256
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$857
Provider with most accurate pricing for Raleigh-Durham-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Lisbon Humberto Delgado flights.
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From Durham to Portugal
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One-way flight from Durham to Portugal
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Highest demand for flights based on searches. 23% potential increase in price ($291 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Durham to Portugal

Cheapest flights from Durham to Portugal
Explore the most affordable flight options available from Durham to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This oojo deal was found by Cheapflights users on 10/28. 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.
sáb. 11/297:35 pmRDU - LIS
1 stop19h 45mIcelandair
dom. 12/149:20 pmLIS - RDU
1 stop26h 15mIcelandair
Deal found 10/28$403
This KAYAK deal was found by Cheapflights users on 10/29. 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.
mié. 12/37:35 pmRDU - LIS
1 stop19h 45mIcelandair
dom. 12/149:20 pmLIS - RDU
1 stop26h 15mIcelandair
Deal found 10/29$430
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
mié. 12/37:35 pmRDU - LIS
1 stop19h 45mIcelandair
jue. 12/119:20 pmLIS - RDU
1 stop26h 15mIcelandair
Deal found 10/29$449
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/287:35 pmRDU - LIS
2 stops16h 20mMultiple Airlines
sáb. 12/69:30 pmLIS - RDU
2 stops26h 05mMultiple Airlines
Deal found 10/29$486
This Delta deal was found by Cheapflights users on 10/30. 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.
sáb. 11/296:50 amRDU - LIS
1 stop20h 10mDelta
vie. 12/125:00 amLIS - RDU
2 stops23h 25mDelta
Deal found 10/30$487
This KLM deal was found by Cheapflights users on 10/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/281:10 pmRDU - LIS
1 stop13h 50mMultiple Airlines
dom. 12/75:30 amLIS - RDU
1 stop16h 15mMultiple Airlines
Deal found 10/29$492
This AirNGo deal was found by Cheapflights users on 10/30. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/276:00 pmRDU - LIS
2 stops33h 00mVirgin Atlantic
jue. 12/1110:00 amLIS - RDU
2 stops35h 47mVirgin Atlantic
Deal found 10/30$495
This Delta deal was found by Cheapflights users on 10/30. 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.
jue. 11/271:10 pmRDU - LIS
2 stops17h 10mDelta
sáb. 12/65:30 amLIS - RDU
1 stop16h 15mDelta
Deal found 10/30$496
This KLM deal was found by Cheapflights users on 10/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/32:12 pmRDU - LIS
2 stops12h 48mMultiple Airlines
dom. 12/145:30 amLIS - RDU
1 stop16h 15mMultiple Airlines
Deal found 10/29$497
This Delta deal was found by Cheapflights users on 10/30. 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.
jue. 11/2711:05 amRDU - LIS
2 stops16h 50mDelta
jue. 12/45:00 amLIS - RDU
2 stops19h 21mDelta
Deal found 10/30$501
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/288:00 pmRDU - OPO
2 stops22h 40mMultiple Airlines
vie. 12/56:00 amOPO - RDU
2 stops20h 33mMultiple Airlines
Deal found 10/29$531
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/315:54 pmRDU - PDL
2 stops25h 51mMultiple Airlines
jue. 1/85:20 pmPDL - RDU
1 stop23h 59mMultiple Airlines
Deal found 10/27$725

Cheapflights Fare Finder

 
Customize your flight search to find flights from Durham 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 octubre 30, 2025.
Use the filters below to find and compare flights from Durham to Portugal that are best for you.

Fly from

Durham

Fly to

Portugal

Route

Depart

Return

Price

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

sáb. 11/29

6:50 am-8:00 am

1 stop20h 10m

Lisbon Humberto Delgado

vie. 12/12

5:00 am-11:25 pm

2 stops23h 25m

$487

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

lun. 12/1

2:47 pm-9:00 am

1 stop13h 13m

Lisbon Humberto Delgado

mar. 12/16

5:30 am-4:45 pm

1 stop16h 15m

$492

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

lun. 12/1

2:47 pm-9:00 am

1 stop13h 13m

Lisbon Humberto Delgado

lun. 12/8

5:30 am-4:45 pm

1 stop16h 15m

$492

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

dom. 11/30

6:55 pm-11:20 am

1 stop11h 25m

Lisbon Humberto Delgado

lun. 12/15

5:00 am-7:21 pm

2 stops19h 21m

$496

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

mar. 12/2

1:10 pm-8:00 am

1 stop13h 50m

Lisbon Humberto Delgado

mar. 12/16

5:00 am-5:40 pm

2 stops17h 40m

$496

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

vie. 11/28

9:55 am-8:00 am

1 stop17h 05m

Lisbon Humberto Delgado

lun. 12/15

5:00 am-5:51 pm

2 stops17h 51m

$496

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

jue. 11/27

1:10 pm-11:20 am

2 stops17h 10m

Lisbon Humberto Delgado

sáb. 12/6

5:30 am-4:45 pm

1 stop16h 15m

$496

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

mié. 12/3

2:12 pm-8:00 am

2 stops12h 48m

Lisbon Humberto Delgado

dom. 12/14

5:30 am-4:45 pm

1 stop16h 15m

$497

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

lun. 12/1

8:07 pm-5:30 pm

2 stops16h 23m

Lisbon Humberto Delgado

lun. 12/8

11:25 am-12:18 am

2 stops17h 53m

$500

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

vie. 11/28

8:00 pm-11:40 pm

2 stops22h 40m

Porto

vie. 12/5

6:00 am-9:33 pm

2 stops20h 33m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 37 results
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Best time to book a flight from Durham to Portugal

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

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

Currently, December is the cheapest month in which you can book a flight from Durham to Portugal (average of $509). Flying from Durham to Portugal in June is currently the most expensive (average of $1,031). 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 DU8 to PT?

Find hourly flight availability from Durham to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 30, 2025.

It’s typically best to fly out from Durham to Portugal in the afternoon. Doing so could potentially save you 8% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Durham to Portugal?

Use this chart to determine the cheapest time to fly round-trip from Durham to Portugal. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Durham to Portugal flight should consider departing on Saturday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 octubre 30, 2025.
Read through reviews of airlines operating flights from Durham to Portugal, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,035 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
TAP AIR PORTUGAL
7.1
Good
2,040 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Lufthansa
6.8
Okay
7,541 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

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

  • How long is the flight from Durham to Portugal?

    Airlines like Delta, United Airlines, and TAP AIR PORTUGAL fly from Durham to Portugal in about 9h 51m. The time it takes to get you to your destination can typically vary by up to 13h 19m. Airlines will cover a distance of 3699 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Durham to Portugal?

    While some choose either Raleigh-Durham - Porto or Raleigh-Durham - Funchal Madeira, Raleigh-Durham - Lisbon Humberto Delgado is the most popular route from Durham to Portugal.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Durham to Portugal (average of $509). Flying from Durham to Portugal in June is currently the most expensive (average of $1,031). 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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Alternative routes for Durham to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Durham to Portugal

Discover the top 10 airlines that operate flights from Durham 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$458Average$556FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$558Average$1,013FlexibilityNo cancel feeOn-time71%
KLMCheapest$570Average$867FlexibilityNo cancel feeOn-time75%
DeltaCheapest$575Average$852FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$588Average$998FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$594Average$1,129FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$618Average$718FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$633Average$903FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$633Average$1,199FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$638Average$1,120FlexibilityNo cancel feeOn-time67%

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