Which layover airport offers the lowest fares from Raleigh to Lisbon?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $465.

Which layover airport has the shortest travel time from Raleigh to Lisbon?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 9h 23m.

What is the cheapest airline that flies from Raleigh-Durham to Lisbon Humberto Delgado?

Icelandair, Aer Lingus, and TAP AIR PORTUGAL are the most popular carriers operating from Raleigh-Durham to Lisbon Humberto Delgado

What airlines fly to Lisbon?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Lisbon from Raleigh according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 11 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Raleigh to Lisbon?

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 23m.

Which airport is the most popular layover for flights between Raleigh and Lisbon?

Philadelphia (PHL) was the most common stop: 66% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport?

Prices for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport?

The number of operators available for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport is 11 as of November 2025.

How old do you have to be to fly from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The required travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$210 Cheap Flights from Raleigh to Lisbon in 2025/26

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7:35 pm - 8:20 pmRDU-LIS

19h 45m1 stop

9:20 pm - 7:35 pmLIS-RDU

26h 15m1 stop

$370Icelandair

Find Deal

Sat, Feb 28 - Sun, Mar 8

7:35 pm - 8:20 pmRDU-LIS

19h 45m1 stop

9:20 pm - 6:35 pmLIS-RDU

26h 15m1 stop

$397Icelandair

Find Deal

Wed, Jan 7 - Thu, Jan 22

4:15 pm - 3:00 pmRDU-LIS

17h 45m1 stop

5:00 am - 1:45 pmLIS-RDU

13h 45m1 stop

$457Lufthansa

Find Deal

Sat, Jan 10 - Thu, Jan 22

1:25 pm - 7:55 amRDU-LIS

13h 30m1 stop

5:00 am - 9:33 pmLIS-RDU

21h 33m2 stops

$462Multiple Airlines

Find Deal

Thu, Feb 5 - Fri, Feb 13

1:25 pm - 9:20 amRDU-LIS

14h 55m1 stop

6:10 am - 9:33 pmLIS-RDU

20h 23m2 stops

$465Multiple Airlines

Find Deal

Thu, Jan 29 - Fri, Feb 6

9:30 am - 8:55 amRDU-LIS

18h 25m2 stops

5:00 am - 1:45 pmLIS-RDU

13h 45m1 stop

$467Multiple Airlines

Find Deal

Sat, Feb 21 - Sat, Feb 28

9:30 am - 8:55 amRDU-LIS

18h 25m2 stops

5:00 am - 1:45 pmLIS-RDU

13h 45m1 stop

$468Multiple Airlines

Find Deal

Sat, Jan 10 - Thu, Jan 22

3:15 pm - 9:20 amRDU-LIS

13h 05m2 stops

6:10 am - 9:33 pmLIS-RDU

20h 23m2 stops

$473Multiple Airlines

Find Deal

Thu, Jan 29 - Fri, Feb 6

9:30 am - 8:55 amRDU-LIS

18h 25m2 stops

5:00 am - 9:33 pmLIS-RDU

21h 33m2 stops

$475Multiple Airlines

Find Deal

Sat, Jan 10 - Thu, Jan 22

1:25 pm - 9:20 amRDU-LIS

14h 55m1 stop

5:00 am - 1:45 pmLIS-RDU

13h 45m1 stop

$478United Airlines

Find Deal

Tue, Jan 20 - Thu, Feb 5

Lufthansa flights from Raleigh to Lisbon

Our best Lufthansa deals on Raleigh to Lisbon flight tickets

Lufthansa

Jan 10

RDU4:15 pmRaleigh-Durham

17h 45m

1 stop

LIS3:00 pmLisbon Humberto Delgado

Jan 22

LIS5:00 amLisbon Humberto Delgado

13h 45m

1 stop

RDU1:45 pmRaleigh-Durham

$457

Find similar

Lufthansa

Mar 11

RDU2:44 pmRaleigh-Durham

16h 51m

2 stops

LIS11:35 amLisbon Humberto Delgado

Mar 18

LIS3:55 pmLisbon Humberto Delgado

35h 49m

2 stops

RDU11:44 pmRaleigh-Durham

$533

Find similar

Lufthansa

Mar 14

RDU7:51 pmRaleigh-Durham

23h 39m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Mar 21

LIS5:00 amLisbon Humberto Delgado

13h 45m

1 stop

RDU2:45 pmRaleigh-Durham

$561

Find similar

United Airlines flights from Raleigh to Lisbon

Our best United Airlines deals on Raleigh to Lisbon flight tickets

United Airlines

Mar 22

RDU10:30 amRaleigh-Durham

19h 45m

1 stop

LIS10:15 amLisbon Humberto Delgado

Mar 30

LIS5:05 amLisbon Humberto Delgado

13h 40m

1 stop

RDU1:45 pmRaleigh-Durham

$483

Find similar

United Airlines

Jan 29

RDU1:25 pmRaleigh-Durham

14h 55m

1 stop

LIS9:20 amLisbon Humberto Delgado

Feb 6

LIS10:55 amLisbon Humberto Delgado

36h 57m

2 stops

RDU6:52 pmRaleigh-Durham

$485

Find similar

United Airlines

Feb 4

RDU3:15 pmRaleigh-Durham

11h 55m

1 stop

LIS8:10 amLisbon Humberto Delgado

Feb 18

LIS5:00 amLisbon Humberto Delgado

45h 33m

2 stops

RDU9:33 pmRaleigh-Durham

$488

Find similar

Fly from

Fly to

Route

Depart

Return

Price

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 2/28

7:35 pm-8:20 pm

1 stop19h 45m

Lisbon Humberto Delgado

Sun 3/8

9:20 pm-7:35 pm

1 stop26h 15m

$370

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Wed 1/7

7:35 pm-8:20 pm

1 stop19h 45m

Lisbon Humberto Delgado

Thu 1/22

9:20 pm-6:35 pm

1 stop26h 15m

$397

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 1/10

4:15 pm-3:00 pm

1 stop17h 45m

Lisbon Humberto Delgado

Thu 1/22

5:00 am-1:45 pm

1 stop13h 45m

$457

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 2/5

1:25 pm-7:55 am

1 stop13h 30m

Lisbon Humberto Delgado

Fri 2/13

5:00 am-9:33 pm

2 stops21h 33m

$462

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 1/29

1:25 pm-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Fri 2/6

6:10 am-9:33 pm

2 stops20h 23m

$465

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 2/21

9:30 am-8:55 am

2 stops18h 25m

Lisbon Humberto Delgado

Sat 2/28

5:00 am-1:45 pm

1 stop13h 45m

$467

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 1/10

9:30 am-8:55 am

2 stops18h 25m

Lisbon Humberto Delgado

Thu 1/22

5:00 am-1:45 pm

1 stop13h 45m

$468

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 1/29

3:15 pm-9:20 am

2 stops13h 05m

Lisbon Humberto Delgado

Fri 2/6

6:10 am-9:33 pm

2 stops20h 23m

$473

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 1/10

9:30 am-8:55 am

2 stops18h 25m

Lisbon Humberto Delgado

Thu 1/22

5:00 am-9:33 pm

2 stops21h 33m

$475

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 1/20

1:25 pm-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Thu 2/5

5:00 am-1:45 pm

1 stop13h 45m

$478

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How to get the cheapest flight ticket from Raleigh to Lisbon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Lisbon?

In general, November is the cheapest month to fly from Raleigh to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $642. If you are unable to visit Lisbon during the month of November, then departing from Raleigh during the month February is also very affordable. Most momondo users find prices during this month for around $706.

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Wednesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $901. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Raleigh to Lisbon for around $1,140.

What is the cheapest time of day to depart on your flight to Lisbon?

The cheapest time of day to fly to Lisbon is in the morning when flights can be purchased for as low as $929. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,030 on average. Flights to Lisbon from Raleigh in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Lisbon?

You are more likely to see cheaper flights to Lisbon from Raleigh when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $954 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Raleigh for as low as $825 on momondo.

How have Raleigh to Lisbon flight prices changed over time?

As of November 2025, prices for Raleigh to Lisbon flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from Raleigh to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Raleigh to Lisbon according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Raleigh to Lisbon (RDU to LIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Raleigh to Lisbon

Direct flights	None

There are no direct flights from Raleigh to Lisbon. There are no popular flight routes from Raleigh to Lisbon.

Search flight deals

How far is Raleigh-Durham to Lisbon Humberto Delgado by plane?
The distance between Raleigh-Durham and Lisbon Humberto Delgado is about 3730.6 mi. Flights usually cover this in 11h 55m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport?
Prices for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport?
The number of operators available for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport is 11 as of November 2025.
How old do you have to be to fly from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The required travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Raleigh to Lisbon?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Raleigh to Lisbon is United Airlines (31% of total bookings). The next most popular airlines are American Airlines (23%), Delta (13%), and Air France (7%).

Best airlines flying from Raleigh to Lisbon

Compare and see reviews for airlines that fly from Raleigh to Lisbon with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $458	Free Cancellation	Rating 7.0 580 reviews	Search Icelandair flights
Virgin Atlantic	PriceFrom $540	Free Cancellation	Rating 7.5 673 reviews	Search Virgin Atlantic flights
KLM	PriceFrom $570	Free Cancellation	Rating 7.7 1,411 reviews	Search KLM flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
United Airlines	PriceFrom $592	Free Cancellation	Rating 7.4 9,015 reviews	Search United Airlines flights
Lufthansa	PriceFrom $595	Free Cancellation	Rating 6.8 7,576 reviews	Search Lufthansa flights
American Airlines	PriceFrom $619	Free Cancellation	Rating 7.2 11,048 reviews	Search American Airlines flights
Air Canada	PriceFrom $620	Free Cancellation	Rating 7.1 10,459 reviews	Search Air Canada flights
Air France	PriceFrom $633	Free Cancellation	Rating 7.4 1,493 reviews	Search Air France flights
British Airways	PriceFrom $682	Free Cancellation	Rating 6.7 7,528 reviews	Search British Airways flights

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Setúbal

Peniche

Estoril

Leiria

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Tomar

Almada

Evora

Zambujeira do Mar

Figueira da Foz

Batalha

Óbidos

Torres Vedras

Comporta

Sines

Why use momondo?

Why should I use momondo to find a flight deal from Raleigh to Lisbon?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Raleigh to Lisbon for you.

Can I find flights from Raleigh to Lisbon with flexible booking policies on momondo?

momondo does allow users to show only those flights to Lisbon from Raleigh which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Raleigh to Lisbon?

momondo helps you find the best flight between Raleigh and Lisbon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Raleigh to Lisbon right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Raleigh to Lisbon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Raleigh to Lisbon from $210

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to Lisbon departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Lufthansa flights from Raleigh to Lisbon

Our best Lufthansa deals on Raleigh to Lisbon flight tickets

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How to get the cheapest flight ticket from Raleigh to Lisbon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Lisbon?

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Wednesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $901. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Raleigh to Lisbon for around $1,140.

What is the cheapest time of day to depart on your flight to Lisbon?

How far in advance should I book a flight to Lisbon?

How have Raleigh to Lisbon flight prices changed over time?

As of November 2025, prices for Raleigh to Lisbon flights are approximately 18% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Raleigh-Durham to Lisbon Humberto Delgado?

Icelandair, Aer Lingus, and TAP AIR PORTUGAL are the most popular carriers operating from Raleigh-Durham to Lisbon Humberto Delgado

What airlines fly to Lisbon?

Which airport is the most popular layover for flights between Raleigh and Lisbon?

Philadelphia (PHL) was the most common stop: 66% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Raleigh to Lisbon?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $465.

Which layover airport has the shortest travel time from Raleigh to Lisbon?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 9h 23m.

Which layover airport has the shortest connection time from Raleigh to Lisbon?

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 23m.

When to book flights from Raleigh to Lisbon

Cheap Raleigh to Lisbon (RDU to LIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Raleigh to Lisbon

Direct flights

How far is Raleigh-Durham to Lisbon Humberto Delgado by plane?

When did momondo last update prices for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport?

How many operators does momondo search for flights from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport?

How old do you have to be to fly from Raleigh-Durham Airport to Lisbon Humberto Delgado Airport?

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

What is the most popular airline from Raleigh to Lisbon?

Best airlines flying from Raleigh to Lisbon

Compare and see reviews for airlines that fly from Raleigh to Lisbon with momondo

Traveling to a place near Lisbon?

Why use momondo?

Why should I use momondo to find a flight deal from Raleigh to Lisbon?

Can I find flights from Raleigh to Lisbon with flexible booking policies on momondo?

How can momondo help me find flights from Raleigh to Lisbon?

I’m not ready to book a flight from Raleigh to Lisbon right now. Can momondo alert me if prices change?

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal