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Portugal

$257+ Cheap flights from Raleigh (RDU) 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — LIS
Jul 30 — Aug 61
Thu 7/30
Thu 8/6
1 adult, Economy
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Cheap flight deals from Raleigh to Portugal

Cheapest flights from Raleigh to Portugal
Explore the most affordable flight options available from Raleigh to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2026.

This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:10 am
RDU
-
FAO
3 stops31h 25m
Multiple Airlines
Thu 8/208:45 pm
FAO
-
RDU
2 stops24h 20m
Multiple Airlines
Deal found 6/30$612
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:00 pm
RDU
-
LIS
2 stops23h 50m
Multiple Airlines
Fri 8/2110:30 pm
LIS
-
RDU
2 stops28h 02m
Multiple Airlines
Deal found 6/30$645
This Gotogate deal was found by Cheapflights users on 6/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:35 pm
RDU
-
LIS
1 stop12h 15m
Icelandair
Sun 11/222:00 pm
LIS
-
RDU
1 stop33h 35m
Icelandair
Deal found 6/28$661
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:10 am
RDU
-
OPO
2 stops30h 40m
Multiple Airlines
Fri 8/219:45 pm
OPO
-
RDU
2 stops22h 40m
Multiple Airlines
Deal found 6/30$668
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:50 pm
RDU
-
OPO
2 stops23h 25m
Multiple Airlines
Thu 8/2010:20 pm
OPO
-
RDU
2 stops28h 35m
Multiple Airlines
Deal found 6/30$675
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:50 pm
RDU
-
LIS
2 stops24h 45m
Multiple Airlines
Thu 8/206:10 am
LIS
-
RDU
2 stops20h 22m
Multiple Airlines
Deal found 6/30$687
This Icelandair deal was found by Cheapflights users on 6/27. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:35 pm
RDU
-
LIS
1 stop12h 15m
Icelandair
Tue 11/102:00 pm
LIS
-
RDU
1 stop33h 35m
Icelandair
Deal found 6/27$691
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:40 pm
RDU
-
LIS
2 stops25h 30m
Multiple Airlines
Tue 8/257:45 pm
LIS
-
RDU
3 stops31h 10m
Multiple Airlines
Deal found 6/30$692
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/63:40 pm
RDU
-
LIS
2 stops25h 25m
Multiple Airlines
Sun 9/1310:20 pm
LIS
-
RDU
3 stops28h 11m
Multiple Airlines
Deal found 6/30$695
This Gotogate deal was found by Cheapflights users on 6/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/23:05 pm
RDU
-
LIS
1 stop12h 50m
Multiple Airlines
Wed 12/95:00 am
LIS
-
RDU
2 stops21h 51m
Multiple Airlines
Deal found 6/28$701
This Air Canada deal was found by Cheapflights users on 6/27. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:20 pm
RDU
-
LIS
1 stop16h 20m
Air Canada
Tue 11/1012:50 pm
LIS
-
RDU
2 stops40h 07m
Air Canada
Deal found 6/27$704
This United Airlines deal was found by Cheapflights users on 6/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:00 pm
RDU
-
LIS
1 stop32h 10m
United Airlines
Wed 12/911:20 am
LIS
-
RDU
1 stop31h 46m
United Airlines
Deal found 6/30$706

Find flight deals from Raleigh to Portugal

Keep the following information in mind while searching for Raleigh to Portugal flight deals. Data was last updated June 30, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$612
(Mytrip)

One-way from

$257
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,357
Provider with most accurate pricing for Raleigh-Durham-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Lisbon Humberto Delgado flights.
Search Deals
From Raleigh-Durham to Portugal
Search Deals
One-way flight from Raleigh-Durham to Portugal
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($361 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 June 30, 2026.
Use the filters below to find and compare flights from Raleigh to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Mon 11/2

7:35 pm-12:50 pm

1 stop12h 15m

Lisbon Humberto Delgado

Tue 11/10

2:00 pm-6:35 pm

1 stop33h 35m

$691

RaleighFunchal

RDU - FNC

RDUFNC

Raleigh-Durham

Wed 10/14

7:58 pm-9:40 am

2 stops32h 42m

Funchal Madeira

Wed 10/21

10:25 am-3:37 pm

2 stops34h 12m

$754

RaleighFunchal

RDU - FNC

RDUFNC

Raleigh-Durham

Mon 10/19

4:50 pm-9:35 am

2 stops35h 45m

Funchal Madeira

Wed 10/28

10:25 am-8:43 pm

2 stops38h 18m

$760

RaleighPonta Delgada

RDU - PDL

RDUPDL

Raleigh-Durham

Mon 8/10

7:00 am-8:40 am

1 stop21h 40m

Ponta Delgada Nordela

Wed 8/19

11:00 am-11:59 pm

2 stops16h 59m

$769
Quickest round-trip

RaleighPonta Delgada

RDU - PDL

RDUPDL

Raleigh-Durham

Mon 8/17

5:04 pm-8:40 am

1 stop11h 36m

Ponta Delgada Nordela

Wed 8/26

11:00 am-6:40 pm

1 stop11h 40m

$769

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Sun 10/4

6:10 pm-3:30 pm

1 stop16h 20m

Porto

Wed 10/14

5:00 am-8:57 pm

2 stops20h 57m

$829

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Wed 10/7

6:00 am-8:20 am

2 stops21h 20m

Lisbon Humberto Delgado

Mon 10/19

11:25 am-10:44 am

2 stops28h 19m

$830

RaleighPonta Delgada

RDU - PDL

RDUPDL

Raleigh-Durham

Mon 7/20

7:00 am-8:40 am

1 stop21h 40m

Ponta Delgada Nordela

Thu 7/30

11:00 am-11:52 am

1 stop28h 52m

$841

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Fri 10/16

9:10 am-9:20 am

1 stop19h 10m

Lisbon Humberto Delgado

Sun 10/25

10:40 am-9:18 pm

2 stops38h 38m

$844

RaleighPonta Delgada

RDU - PDL

RDUPDL

Raleigh-Durham

Sun 8/9

6:00 am-8:40 am

2 stops22h 40m

Ponta Delgada Nordela

Tue 8/18

11:00 am-10:26 am

2 stops27h 26m

$846

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/26

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Raleigh to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Raleigh to Portugal (average of $374). Flying from Raleigh to Portugal in June is currently the most expensive (average of $705). 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 far ahead should I book a flight from Raleigh to Portugal?

The best time to book flights from Raleigh to Portugal is 88 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.

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 June 30, 2026.
See what other customers who have flown with Delta,United Airlines, andTAP AIR PORTUGAL from Raleigh to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,451 reviews

Overall

7.8

Crew

8.5

Comfort

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.8
Good
8,451 reviews
Delta
7.8
Good
8,451 reviews

Overall

7.8

Crew

8.5

Comfort

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,904 reviews
Delta
7.8
Good
8,451 reviews

Overall

7.8

Crew

8.5

Comfort

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
TAP AIR PORTUGAL
7.2
Good
2,308 reviews
Delta
7.8
Good
8,451 reviews

Overall

7.8

Crew

8.5

Comfort

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,762 reviews
Delta
7.8
Good
8,451 reviews

Overall

7.8

Crew

8.5

Comfort

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
8,111 reviews
Delta
7.8
Good
8,451 reviews

Overall

7.8

Crew

8.5

Comfort

7.8

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Raleigh 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 Raleigh to Portugal?

    Raleigh-Durham (RDU), located 11.1 mi from the city center, is the airport you fly out of when you book flights from Raleigh to Portugal.

  • How long is the flight from Raleigh to Portugal?

    There are many flights that can get you from Raleigh to Portugal in 12h 15m. Fly via Icelandair, KLM, or United Airlines to get the fastest option. The distance between Raleigh and Portugal is about 3734 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Raleigh to Portugal one-way?

    $217 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and Lufthansa, with prices starting from $244 and $335, respectively.

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

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

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Raleigh to Portugal (average of $374). Flying from Raleigh to Portugal in June is currently the most expensive (average of $705). 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

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Top 10 airlines flying from Raleigh to Portugal

Discover the top 10 airlines that operate flights from Raleigh 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 June 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$462FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$492Average$758FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$505Average$953FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$505Average$1,155FlexibilityNo cancel feeOn-time69%
KLMCheapest$505Average$700FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$519Average$1,247FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$526Average$875FlexibilityNo cancel feeOn-time76%
DeltaCheapest$530Average$845FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$534Average$811FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$718Average$1,165FlexibilityNo cancel feeOn-timeN/A

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