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$289+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — LIS
abr. 1 — abr. 81
mar. 4/1
mar. 4/8
1 adult, Economy
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Cheapflights Tip: The best prices from Raleigh-Durham to Lisbon Humberto Delgado are usually found in November or February, booked 29 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap 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 marzo 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$730
(Kiwi.com)

One-way from

$289
(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 Lisbon Humberto Delgado
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One-way flight from Raleigh-Durham to Lisbon Humberto Delgado
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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 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 marzo 27, 2025.

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.
sáb. 10/251:25 pmRDU - LIS
2 stops16h 30mBritish Airways
lun. 11/38:45 pmLIS - RDU
2 stops24h 46mBritish Airways
Deal found 3/25$694
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/126:40 pmRDU - LIS
2 stops15h 30mDelta
dom. 11/2311:25 amLIS - RDU
2 stops17h 34mDelta
Deal found 3/25$714
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/510:23 amRDU - LIS
1 stop18h 42mMultiple Airlines
mar. 5/206:30 amLIS - RDU
2 stops37h 20mMultiple Airlines
Deal found 3/25$730
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/236:40 pmRDU - LIS
2 stops15h 10mAir France
sáb. 11/15:30 amLIS - RDU
1 stop15h 40mAir France
Deal found 3/25$760
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/302:00 pmRDU - LIS
2 stops37h 40mTAP AIR PORTUGAL
mié. 10/85:35 pmLIS - RDU
1 stop20h 27mTAP AIR PORTUGAL
Deal found 3/25$778
This Air Canada deal was found by Cheapflights users on 3/24. 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.
lun. 9/294:10 pmRDU - LIS
1 stop12h 10mAir Canada
mar. 10/1412:50 pmLIS - RDU
2 stops30h 05mAir Canada
Deal found 3/24$790
This United Airlines deal was found by Cheapflights users on 3/24. 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.
lun. 9/294:10 pmRDU - LIS
1 stop12h 10mUnited Airlines
jue. 10/1611:25 amLIS - RDU
1 stop14h 40mUnited Airlines
Deal found 3/24$797
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/268:30 pmRDU - LIS
2 stops46h 05mTurkish Airlines
mar. 10/74:45 pmLIS - RDU
2 stops21h 15mTurkish Airlines
Deal found 3/26$803
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/143:40 pmRDU - LIS
1 stop14h 45mLufthansa
jue. 4/245:05 amLIS - RDU
1 stop13h 40mLufthansa
Deal found 3/25$836
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/268:30 pmRDU - LIS
1 stop19h 50mIcelandair
dom. 5/410:25 pmLIS - RDU
1 stop26h 05mIcelandair
Deal found 3/25$931
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/2812:50 pmRDU - LIS
2 stops27h 45mAer Lingus
mar. 5/2010:15 pmLIS - RDU
2 stops29h 32mAer Lingus
Deal found 3/25$945

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 marzo 27, 2025.
Use the filters below to find and compare flights from Raleigh to Lisbon that are best for you.

Fly from

Raleigh

Fly to

Lisbon

Route

Depart

Return

Price

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

lun. 5/5

10:23 am-10:05 am

1 stop18h 42m

Lisbon Humberto Delgado

mar. 5/20

6:30 am-2:50 pm

2 stops37h 20m

$730

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

lun. 8/4

5:40 pm-11:35 pm

2 stops24h 55m

Lisbon Humberto Delgado

mié. 8/13

4:30 pm-10:14 pm

2 stops34h 44m

$817

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

lun. 4/28

6:20 pm-11:15 am

1 stop11h 55m

Lisbon Humberto Delgado

mié. 5/7

5:40 am-4:10 pm

1 stop15h 30m

$825

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

lun. 4/21

6:05 pm-5:55 pm

1 stop18h 50m

Lisbon Humberto Delgado

lun. 4/28

6:45 pm-1:35 pm

1 stop23h 50m

$827

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

lun. 4/14

3:40 pm-11:25 am

1 stop14h 45m

Lisbon Humberto Delgado

jue. 4/24

5:05 am-1:45 pm

1 stop13h 40m

$836

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

dom. 5/25

7:00 am-7:15 pm

2 stops31h 15m

Lisbon Humberto Delgado

mié. 6/4

4:00 pm-9:28 am

2 stops22h 28m

$848

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

mié. 4/30

3:06 pm-8:20 am

1 stop12h 14m

Lisbon Humberto Delgado

vie. 5/9

11:25 am-4:48 pm

2 stops34h 23m

$888

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

lun. 4/21

6:20 pm-10:25 pm

1 stop23h 05m

Lisbon Humberto Delgado

lun. 4/28

6:50 pm-2:26 pm

2 stops24h 36m

$889

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

sáb. 4/26

8:30 pm-9:20 pm

1 stop19h 50m

Lisbon Humberto Delgado

dom. 5/4

10:25 pm-7:30 pm

1 stop26h 05m

$931

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

mar. 5/20

7:00 am-9:20 am

2 stops21h 20m

Lisbon Humberto Delgado

mar. 5/27

6:45 am-9:07 pm

2 stops19h 22m

$956

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 20 results
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
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 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 21, 2025.

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 29 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 $612). Flying from Raleigh to Lisbon 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 LIS?

Find hourly flight availability from Raleigh to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 27, 2025.

It’s typically best to fly out from Raleigh to Lisbon in the morning. Doing so could potentially save you 10% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Raleigh to Lisbon?

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

Travelers seeking maximum savings on their Raleigh to Lisbon flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Lisbon by month

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

In terms of precipitation, rainfall in Lisbon 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 Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

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

If weather is an important factor for your trip to Lisbon, 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 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 marzo 27, 2025.
Read reviews from past customers who have flown Delta, Air France and United Airlines from Raleigh to Lisbon. 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
7,895 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Entertainment

7.9

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
7,895 reviews
Delta
8.0
Very good
7,895 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Entertainment

7.9

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
7,895 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Entertainment

7.9

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.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,895 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Entertainment

7.9

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.
Turkish Airlines
7.3
Good
3,747 reviews
Delta
8.0
Very good
7,895 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Entertainment

7.9

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,895 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

8.0

Entertainment

7.9

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 Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Flying on Turkish Airlines is currently your cheapest option to Lisbon, with prices starting at $817. Additional round-trip tickets that might be worth considering are offered by Delta and British Airways, with the lowest prices starting at $825 and $827, respectively. Users have found that Turkish Airlines is 16% 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 $535 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include American Airlines from $608 and Icelandair from $609 one-way.

  • 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 $612). Flying from Raleigh to Lisbon 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

Traveling to a place near Raleigh?

Book flights to Raleigh if you plan to visit one of these locations
Sintra
Almada
Beja
Costa da Caparica
Nazaré
Evora
Torres Vedras
Oeiras
Sesimbra
Fátima

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 marzo 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$546Average$851FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$570Average$825FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$587Average$1,006FlexibilityNo cancel feeOn-time77%
DeltaCheapest$593Average$952FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$595Average$980FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$609Average$1,124FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$618Average$718FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$724Average$961FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$815Average$984FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$838Average$1,150FlexibilityNo cancel feeOn-timeN/A
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