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$272+ Cheap flights from Raleigh (RDU) to Lisbon (LIS)

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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — LIS
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from Raleigh to Lisbon

Cheapest flights from Raleigh to Lisbon
Explore the most affordable flight options available from Raleigh to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This FlightHub deal was found by Cheapflights users on 3/23. 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.
Sat 11/147:35 pm
RDU
-
LIS
1 stop12h 15m
Icelandair
Sun 11/222:00 pm
LIS
-
RDU
1 stop33h 35m
Icelandair
Deal found 3/23$633
This Gotogate deal was found by Cheapflights users on 3/22. 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.
Tue 11/31:25 pm
RDU
-
LIS
1 stop14h 55m
Multiple Airlines
Wed 11/1112:25 pm
LIS
-
RDU
1 stop30h 20m
Multiple Airlines
Deal found 3/22$652
This Justfly.com deal was found by Cheapflights users on 3/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/31:25 pm
RDU
-
LIS
1 stop14h 55m
Multiple Airlines
Mon 12/75:00 am
LIS
-
RDU
1 stop13h 45m
Multiple Airlines
Deal found 3/20$653
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Sat 11/147:51 pm
RDU
-
LIS
1 stop9h 24m
United Airlines
Sat 11/215:00 am
LIS
-
RDU
1 stop13h 45m
United Airlines
Deal found 3/20$654
This United Airlines deal was found by Cheapflights users on 3/20. 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 12/297:51 pm
RDU
-
LIS
1 stop9h 24m
United Airlines
Sat 1/95:00 am
LIS
-
RDU
1 stop13h 45m
United Airlines
Deal found 3/20$655
This Expedia deal was found by Cheapflights users on 3/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:50 pm
RDU
-
LIS
2 stops21h 55m
Lufthansa
Wed 4/295:05 am
LIS
-
RDU
1 stop13h 40m
Lufthansa
Deal found 3/23$661
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 12/306:45 am
RDU
-
LIS
2 stops21h 35m
United Airlines
Sat 1/95:00 am
LIS
-
RDU
1 stop13h 45m
United Airlines
Deal found 3/20$663
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Sat 11/147:51 pm
RDU
-
LIS
1 stop9h 24m
United Airlines
Sun 11/225:00 am
LIS
-
RDU
2 stops23h 33m
United Airlines
Deal found 3/20$664
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sun 11/810:21 am
RDU
-
LIS
1 stop18h 54m
United Airlines
Thu 11/125:00 am
LIS
-
RDU
1 stop13h 45m
United Airlines
Deal found 3/23$667

Find flight deals from Raleigh to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$661
(Orbitz)

One-way from

$272
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$770
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 Lisbon Humberto Delgado
Search Deals
One-way flight from Raleigh-Durham to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($330 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh to Lisbon 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 23, 2026.
Use the filters below to find and compare flights from Raleigh to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 4/12

3:05 pm-10:30 am

2 stops14h 25m

Lisbon Humberto Delgado

Tue 4/28

10:25 am-6:50 pm

2 stops13h 25m

$867

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 8/11

6:08 am-10:30 am

1 stop23h 22m

Lisbon Humberto Delgado

Tue 9/15

1:00 pm-4:06 pm

1 stop32h 06m

$870

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 4/11

9:54 am-10:55 am

2 stops20h 01m

Lisbon Humberto Delgado

Sat 4/18

5:00 am-8:57 pm

2 stops20h 57m

$921

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 5/10

6:00 am-10:30 am

1 stop23h 30m

Lisbon Humberto Delgado

Sun 5/17

5:05 am-6:52 pm

2 stops18h 47m

$923

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 7/30

9:10 am-9:20 am

1 stop19h 10m

Lisbon Humberto Delgado

Fri 8/14

11:25 am-9:32 pm

1 stop15h 07m

$944

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 5/10

6:00 am-10:30 am

1 stop23h 30m

Lisbon Humberto Delgado

Sat 5/16

7:25 am-1:45 pm

1 stop35h 20m

$954

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 5/10

6:00 am-10:30 am

1 stop23h 30m

Lisbon Humberto Delgado

Sun 5/17

5:05 am-1:45 pm

1 stop13h 40m

$1,022

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Mon 5/11

6:00 am-11:00 am

1 stop24h 00m

Lisbon Humberto Delgado

Sat 5/23

10:25 am-12:50 am

2 stops19h 25m

$1,048

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 6/2

12:20 pm-10:15 am

1 stop16h 55m

Lisbon Humberto Delgado

Mon 6/8

6:40 am-7:30 pm

2 stops17h 50m

$1,056

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 5/16

6:00 am-10:35 am

1 stop23h 35m

Lisbon Humberto Delgado

Sun 5/24

5:05 am-2:08 pm

2 stops38h 03m

$1,132

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Raleigh to Lisbon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Lisbon in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Raleigh-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-Lisbon flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Raleigh-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Raleigh to Lisbon

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

How far ahead should I book a flight from Raleigh to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Lisbon. Price data was last updated on March 13, 2026.

The price you pay for your flight from Raleigh to Lisbon may vary depending on when you book. For the best chance of a lower fare, look to book 9 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Raleigh to Lisbon (average of $374). Flying from Raleigh to Lisbon in June is currently the most expensive (average of $966). 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 Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated March 23, 2026.
Get a feel of what it's like to fly with Delta,Air France, andUnited Airlines from Raleigh to Lisbon by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,318 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

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
7.9
Good
8,318 reviews
Delta
7.9
Good
8,318 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

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.
Air France
7.4
Good
1,547 reviews
Delta
7.9
Good
8,318 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

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
9,462 reviews
Delta
7.9
Good
8,318 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

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
11,486 reviews
Delta
7.9
Good
8,318 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

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
7,860 reviews
Delta
7.9
Good
8,318 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

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 Lisbon. 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 Raleigh to Lisbon?

    For as low as $817, United Airlines can have you in Lisbon from Raleigh in 12h 57m. Raleigh and Lisbon are separated by a distance of 3734 mi.

  • What are the cheapest airlines flying from Raleigh to Lisbon round-trip?

    Flying on Icelandair is currently your cheapest option to Lisbon, with prices starting at $374. Additional round-trip tickets that might be worth considering are offered by KLM and Air France, with the lowest prices starting at $505 and $526, respectively. Users have found that Icelandair is 57% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $217 on American Airlines. Other airlines that offer cheap prices include Lufthansa from $335 and Delta from $346 one-way.

  • Where are the most common layover locations when flying from Raleigh to Lisbon?

    Flights departing from Raleigh and landing in Lisbon layover in Philadelphia most frequently.

  • What are some popular things to do or see while on a layover in Philadelphia?

    Philadelphia travelers tend to visit Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park more than anywhere else. Travelers on a layover in Philadelphia can visit Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park, by traveling 6.1 mi, 5.7 mi, and 4.3 mi, respectively after landing at Philadelphia. Travelers can book a car rental at Philadelphia for about $52 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Raleigh to Lisbon flights?

    Raleigh to Lisbon flights have a layover in Washington, D.C. least often.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Raleigh to Lisbon (average of $374). Flying from Raleigh to Lisbon in June is currently the most expensive (average of $966). 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

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Ericeira
Oeiras
Beja
Costa da Caparica
Torres Vedras
Nazaré
Colares
Sesimbra

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Raleigh to Lisbon

Discover the top 10 airlines that operate flights from Raleigh to Lisbon. 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 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$514FlexibilityNo cancel feeOn-time76%
KLMCheapest$505Average$842FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$526Average$761FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$528Average$867FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$532Average$888FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$534Average$711FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$535Average$994FlexibilityNo cancel feeOn-time71%
DeltaCheapest$549Average$901FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$611Average$935FlexibilityNo cancel feeOn-time67%
TAP AIR PORTUGALCheapest$718Average$1,002FlexibilityNo cancel feeOn-timeN/A

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