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Portugal

$326+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — LIS
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$735
(Kiwi.com)

One-way from

$326
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$812
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 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. 25% potential increase in price ($341 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:21 pmRDU - OPO
1 stop10h 24mUnited Airlines
Tue 11/412:30 pmOPO - RDU
2 stops26h 56mUnited Airlines
Deal found 3/27$689
This Travelocity deal was found by Cheapflights users on 3/25. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/251:25 pmRDU - LIS
2 stops16h 30mBritish Airways
Mon 11/38:45 pmLIS - RDU
2 stops24h 46mBritish Airways
Deal found 3/25$694
This Iberia deal was found by Cheapflights users on 3/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:06 amRDU - LIS
2 stops21h 44mIberia
Mon 11/178:45 pmLIS - RDU
2 stops24h 46mIberia
Deal found 3/27$707
This Travelocity deal was found by Cheapflights users on 3/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/54:55 pmRDU - LIS
2 stops24h 55mMultiple Airlines
Mon 12/83:25 pmLIS - RDU
2 stops34h 37mMultiple Airlines
Deal found 3/27$716
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 11/282:50 pmRDU - LIS
1 stop14h 25mUnited Airlines
Sat 12/611:00 amLIS - RDU
2 stops36h 58mUnited Airlines
Deal found 3/27$718
This Mytrip deal was found by Cheapflights users on 3/26. 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 4/308:30 pmRDU - OPO
3 stops30h 30mMultiple Airlines
Wed 5/77:25 amOPO - RDU
2 stops17h 05mMultiple Airlines
Deal found 3/26$741
This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:37 pmRDU - LIS
2 stops12h 18mAmerican Airlines
Mon 12/811:05 amLIS - RDU
2 stops17h 20mAmerican Airlines
Deal found 3/26$746
This Lufthansa deal was found by Cheapflights users on 3/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:45 pmRDU - LIS
1 stop13h 25mLufthansa
Fri 10/3112:30 pmLIS - RDU
2 stops38h 40mLufthansa
Deal found 3/27$766
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:30 amRDU - LIS
2 stops16h 30mDelta
Fri 10/3110:00 amLIS - RDU
2 stops15h 44mDelta
Deal found 3/27$781
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:00 amRDU - OPO
2 stops27h 45mAir Canada
Tue 5/206:00 amOPO - RDU
2 stops20h 07mAir Canada
Deal found 3/27$781
This FlightHub deal was found by Cheapflights users on 3/26. 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 10/152:00 pmRDU - LIS
1 stop10h 40mTAP AIR PORTUGAL
Mon 10/208:00 pmLIS - RDU
2 stops30h 39mTAP AIR PORTUGAL
Deal found 3/26$787
This oojo deal was found by Cheapflights users on 3/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:45 pmRDU - LIS
2 stops35h 10mTurkish Airlines
Mon 10/2711:35 amLIS - RDU
2 stops39h 32mTurkish Airlines
Deal found 3/27$797

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 March 28, 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

Mon 4/28

10:20 am-6:25 pm

2 stops27h 05m

Lisbon Humberto Delgado

Tue 5/20

5:00 pm-2:50 pm

1 stop26h 50m

$735

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 4/30

8:30 pm-8:00 am

3 stops30h 30m

Porto

Wed 5/7

7:25 am-7:30 pm

2 stops17h 05m

$741

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Wed 5/14

7:00 am-3:45 pm

2 stops27h 45m

Porto

Tue 5/20

6:00 am-9:07 pm

2 stops20h 07m

$781

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 4/29

1:20 pm-8:20 am

2 stops14h 00m

Lisbon Humberto Delgado

Wed 5/7

11:25 am-2:02 pm

2 stops31h 37m

$793

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Mon 4/28

6:05 pm-11:10 pm

1 stop24h 05m

Lisbon Humberto Delgado

Wed 5/7

11:05 am-8:30 pm

1 stop14h 25m

$810

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 5/6

1:15 pm-10:45 am

1 stop16h 30m

Lisbon Humberto Delgado

Tue 5/20

12:45 pm-10:00 pm

2 stops14h 15m

$812

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 4/1

6:27 pm-5:50 pm

2 stops18h 23m

Lisbon Humberto Delgado

Tue 4/8

10:00 am-11:59 pm

2 stops18h 59m

$813

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Mon 4/28

12:29 pm-7:50 pm

2 stops26h 21m

Porto

Tue 5/6

12:20 pm-11:46 pm

2 stops16h 26m

$834

RaleighPorto

RDU - OPO

RDUOPO

Raleigh-Durham

Tue 4/29

3:40 pm-11:15 am

1 stop14h 35m

Porto

Wed 5/7

4:35 pm-1:45 pm

1 stop26h 10m

$835

RaleighFunchal

RDU - FNC

RDUFNC

Raleigh-Durham

Mon 4/28

3:40 pm-2:40 pm

1 stop18h 00m

Funchal Madeira

Wed 5/14

5:20 pm-1:45 pm

1 stop25h 25m

$842

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 54 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 $1,213). 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 March 28, 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.

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 March 28, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Raleigh to Portugal 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
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    $505 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Scandinavian Airlines and SWISS, with prices starting from $548 and $589, 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 $612). Flying from Raleigh to Portugal in June is currently the most expensive (average of $1,213). 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 Raleigh 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 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$546Average$899FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$570Average$825FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$573Average$1,021FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$587Average$907FlexibilityNo cancel feeOn-time77%
DeltaCheapest$593Average$941FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$595Average$1,218FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$618Average$718FlexibilityNo cancel feeOn-time72%
LufthansaCheapest$628Average$1,040FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$724Average$961FlexibilityNo cancel feeOn-time67%
TAP AIR PORTUGALCheapest$798Average$1,160FlexibilityNo cancel feeOn-timeN/A
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