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Lisbon

$292+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — LIS
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
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 July 28, 2026.

This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:35 pm
RDU
-
LIS
1 stop12h 15m
Icelandair
Tue 11/102:00 pm
LIS
-
RDU
1 stop33h 35m
Icelandair
Deal found 7/28$666
This Gotogate deal was found by Cheapflights users on 7/24. 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 Gotogate 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
Multiple Airlines
Tue 11/105:00 am
LIS
-
RDU
2 stops21h 51m
Multiple Airlines
Deal found 7/24$696
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:25 pm
RDU
-
LIS
1 stop32h 45m
United Airlines
Tue 11/1012:50 pm
LIS
-
RDU
2 stops28h 34m
United Airlines
Deal found 7/28$706
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:20 pm
RDU
-
LIS
1 stop12h 35m
United Airlines
Thu 11/265:00 am
LIS
-
RDU
1 stop14h 00m
United Airlines
Deal found 7/26$707
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:15 am
RDU
-
LIS
1 stop19h 55m
United Airlines
Thu 11/265:00 am
LIS
-
RDU
1 stop14h 00m
United Airlines
Deal found 7/26$708
This Travelocity deal was found by Cheapflights users on 7/23. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/161:20 pm
RDU
-
LIS
1 stop16h 20m
Multiple Airlines
Wed 12/23:25 pm
LIS
-
RDU
2 stops34h 08m
Multiple Airlines
Deal found 7/23$713
This Air Canada deal was found by Cheapflights users on 7/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:20 pm
RDU
-
LIS
1 stop12h 35m
Air Canada
Fri 11/2711:20 am
LIS
-
RDU
1 stop14h 13m
Air Canada
Deal found 7/26$723
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:08 pm
RDU
-
LIS
2 stops17h 02m
Delta
Tue 11/105:00 am
LIS
-
RDU
2 stops18h 13m
Delta
Deal found 7/24$724

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 July 28, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$666
(oojo)

One-way from

$292
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,207
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. 29% potential increase in price ($370 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 28, 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

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Fri 1/15

1:20 pm-9:20 am

1 stop15h 00m

Lisbon Humberto Delgado

Sat 1/23

5:00 am-2:00 pm

1 stop14h 00m

$808

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Fri 10/16

9:10 am-9:20 am

1 stop19h 10m

Lisbon Humberto Delgado

Sun 10/25

5:00 am-11:44 pm

2 stops22h 44m

$858

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 9/13

6:10 pm-11:15 am

1 stop12h 05m

Lisbon Humberto Delgado

Tue 9/22

10:00 am-7:03 pm

1 stop14h 03m

$996

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 9/10

10:36 am-10:30 am

1 stop18h 54m

Lisbon Humberto Delgado

Wed 9/23

5:05 am-1:45 pm

1 stop13h 40m

$1,045

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 9/6

3:05 pm-10:30 am

1 stop14h 25m

Lisbon Humberto Delgado

Sat 9/12

7:25 am-1:45 pm

1 stop35h 20m

$1,055

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Fri 9/11

7:59 pm-8:20 am

2 stops31h 21m

Lisbon Humberto Delgado

Thu 9/24

5:05 am-1:45 pm

1 stop13h 40m

$1,055

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 9/10

1:42 pm-10:55 am

2 stops16h 13m

Lisbon Humberto Delgado

Wed 9/23

5:00 am-5:11 pm

2 stops17h 11m

$1,064
Quickest round-trip

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 9/13

7:59 pm-10:30 am

1 stop9h 31m

Lisbon Humberto Delgado

Tue 9/22

10:25 am-6:40 pm

1 stop13h 15m

$1,086

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Fri 9/18

7:59 pm-8:20 am

2 stops31h 21m

Lisbon Humberto Delgado

Sat 9/26

5:05 am-8:08 pm

2 stops20h 03m

$1,107

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 9/3

8:26 am-9:20 am

2 stops19h 54m

Lisbon Humberto Delgado

Tue 9/8

11:25 am-3:58 pm

2 stops33h 33m

$1,228

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice 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 Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Raleigh-Lisbon flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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?

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 77 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 $506). Flying from Raleigh to Lisbon in June is currently the most expensive (average of $1,357). 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 much does it cost to fly round-trip from Raleigh to Lisbon?

Airfare is below average for this route at the moment.

Raleigh to Lisbon flights typically cost between $992 and $1,327 in November.
The cheapest round-trip price found within the last 5 days was $666 on Icelandair (Nov 2-Nov 10).

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 July 28, 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
7.8
Good
8,483 reviews

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,483 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Air France
7.5
Good
1,628 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,048 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,839 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Lufthansa
6.8
Okay
8,164 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 $996, United Airlines can have you in Lisbon from Raleigh in 12h 05m. Raleigh and Lisbon are separated by a distance of 3734 mi. This flight may include one or multiple stops.

  • 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 Air France and American Airlines, with the lowest prices starting at $492 and $505, respectively. Users have found that Icelandair is 58% 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 Delta from $244 and TAP AIR PORTUGAL from $373 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 $506). Flying from Raleigh to Lisbon in June is currently the most expensive (average of $1,357). 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
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 July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$374Average$462FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$492Average$693FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$505Average$1,015FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$505Average$999FlexibilityNo cancel feeOn-time69%
KLMCheapest$505Average$700FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$519Average$1,247FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$526Average$858FlexibilityNo cancel feeOn-time76%
DeltaCheapest$530Average$896FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$534Average$711FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$704Average$1,014FlexibilityNo cancel feeOn-timeN/A

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