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Portugal

$239+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — LIS
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Raleigh to Portugal

Keep the following information in mind while searching for Raleigh to Portugal flight deals. Data was last updated July 29, 2025.

Round-trip from

$522
(FlightHub)

One-way from

$239
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,238
From Raleigh-Durham to Portugal
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One-way flight from Raleigh-Durham to Portugal
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Highest demand for flights based on searches. 24% potential increase in price ($315 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 29, 2025.

This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/298:30 pmRDU - LIS
1 stop19h 50mIcelandair
Thu 11/69:20 pmLIS - RDU
1 stop26h 10mIcelandair
Deal found 7/29$522
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 12/21:45 pmRDU - LIS
1 stop14h 10mUnited Airlines
Tue 12/911:20 amLIS - RDU
2 stops30h 12mUnited Airlines
Deal found 7/27$544
This Booking.com deal was found by Cheapflights users on 7/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2510:35 amRDU - LIS
2 stops17h 45mMultiple Airlines
Fri 12/55:00 amLIS - RDU
2 stops18h 47mMultiple Airlines
Deal found 7/28$556
This Air Canada deal was found by Cheapflights users on 7/27. 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.
Tue 11/119:30 amRDU - LIS
2 stops18h 50mAir Canada
Wed 11/195:00 amLIS - RDU
2 stops21h 23mAir Canada
Deal found 7/27$563
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/38:50 pmRDU - LIS
1 stop17h 05mBritish Airways
Wed 11/196:30 amLIS - RDU
2 stops15h 23mBritish Airways
Deal found 7/29$564
This Lufthansa deal was found by Cheapflights users on 7/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/194:40 pmRDU - LIS
2 stops35h 40mLufthansa
Tue 11/45:00 amLIS - RDU
2 stops21h 47mLufthansa
Deal found 7/29$567
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:00 amRDU - LIS
2 stops21h 00mDelta
Wed 11/511:15 amLIS - RDU
2 stops16h 43mDelta
Deal found 7/29$572
This Iberia deal was found by Cheapflights users on 7/29. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:55 pmRDU - LIS
2 stops26h 10mIberia
Tue 11/48:45 pmLIS - RDU
2 stops25h 08mIberia
Deal found 7/29$583
This SWISS deal was found by Cheapflights users on 7/27. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/231:30 pmRDU - LIS
2 stops41h 15mSWISS
Tue 12/212:35 pmLIS - RDU
2 stops38h 04mSWISS
Deal found 7/27$592
This KLM deal was found by Cheapflights users on 7/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:55 pmRDU - LIS
1 stop17h 35mAir France
Tue 12/26:30 pmLIS - RDU
1 stop27h 15mAir France
Deal found 7/27$596
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:30 pmRDU - OPO
2 stops21h 05mMultiple Airlines
Tue 9/2310:25 pmOPO - RDU
2 stops26h 05mMultiple Airlines
Deal found 7/28$639
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 11/2710:00 amRDU - OPO
2 stops18h 30mUnited Airlines
Fri 12/512:30 pmOPO - RDU
2 stops33h 38mUnited Airlines
Deal found 7/27$650

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 July 29, 2025.
Use the filters below to find and compare flights from Raleigh to Portugal that are best for you.

Fly from

Raleigh

Fly to

Portugal

Route

Depart

Return

Price

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Wed 10/29

8:30 pm-8:20 pm

1 stop19h 50m

Lisbon Humberto Delgado

Thu 11/6

9:20 pm-6:30 pm

1 stop26h 10m

$522

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 12/2

1:45 pm-8:55 am

1 stop14h 10m

Lisbon Humberto Delgado

Tue 12/9

11:20 am-12:32 pm

2 stops30h 12m

$544

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 11/25

10:35 am-9:20 am

2 stops17h 45m

Lisbon Humberto Delgado

Fri 12/5

5:00 am-6:47 pm

2 stops18h 47m

$556

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 11/11

9:30 am-9:20 am

2 stops18h 50m

Lisbon Humberto Delgado

Wed 11/19

5:00 am-9:23 pm

2 stops21h 23m

$563

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Mon 11/3

8:50 pm-6:55 pm

1 stop17h 05m

Lisbon Humberto Delgado

Wed 11/19

6:30 am-4:53 pm

2 stops15h 23m

$564

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 10/19

4:40 pm-9:20 am

2 stops35h 40m

Lisbon Humberto Delgado

Tue 11/4

5:00 am-9:47 pm

2 stops21h 47m

$567

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 10/19

6:00 am-8:00 am

2 stops21h 00m

Lisbon Humberto Delgado

Wed 11/5

11:15 am-10:58 pm

2 stops16h 43m

$572

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Mon 10/20

12:55 pm-8:05 pm

2 stops26h 10m

Lisbon Humberto Delgado

Tue 11/4

8:45 pm-4:53 pm

2 stops25h 08m

$583

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 11/23

1:30 pm-11:45 am

2 stops41h 15m

Lisbon Humberto Delgado

Tue 12/2

12:35 pm-9:39 pm

2 stops38h 04m

$592

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 11/23

6:55 pm-5:30 pm

1 stop17h 35m

Lisbon Humberto Delgado

Tue 12/2

6:30 pm-4:45 pm

1 stop27h 15m

$596

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 46 results
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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 $612). Flying from Raleigh to Portugal in June is currently the most expensive (average of $1,129). 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 RDU to PT?

Find hourly flight availability from Raleigh 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 July 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Raleigh to Portugal as you normally would.

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 July 29, 2025.
See what other customers who have flown with Delta, Air France, and SWISS 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
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,683 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    $347 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on TAP AIR PORTUGAL and British Airways, with prices starting from $372 and $503, respectively.

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

    While some choose either Raleigh-Durham - Funchal Madeira or Raleigh-Durham - Porto, 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 $612). Flying from Raleigh to Portugal in June is currently the most expensive (average of $1,129). 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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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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$495Average$653FlexibilityNo cancel feeOn-time76%
KLMCheapest$546Average$850FlexibilityNo cancel feeOn-time75%
DeltaCheapest$563Average$852FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$572Average$811FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$587Average$975FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$590Average$978FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$600Average$1,216FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$618Average$718FlexibilityNo cancel feeOn-time72%
LufthansaCheapest$628Average$1,136FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$667Average$933FlexibilityNo cancel feeOn-time67%

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