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

British Airways, KLM, and United Airlines are the most popular carriers operating from Raleigh-Durham to Lisbon Humberto Delgado

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

Philadelphia (PHL) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

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 44% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 10 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

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

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $398.

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 59m.

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 40m.

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 10 as of April 2026.

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.

$339 Cheap Flights from Raleigh to Lisbon in 2026

Q: What is the typical price of a round-trip flight between Raleigh and Lisbon?

Prices are currently low for flights on this route. Typical prices usually range from $1,036 to $692. The lowest price recently found on this route was $711.

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Find the cheapest flights from Raleigh to Lisbon

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:40 pm - 3:45 pm

RDU

LIS

14h 05m

1 stop

8:25 am - 7:04 pm

LIS

RDU

15h 39m

2 stops

$711American Airlines

ma., apr. 27 - ma., mai 4

1:09 pm - 9:05 am

RDU

LIS

14h 56m

2 stops

8:25 am - 7:04 pm

LIS

RDU

15h 39m

2 stops

$724American Airlines

ma., apr. 27 - ma., mai 4

11:01 am - 7:45 am

RDU

LIS

15h 44m

2 stops

8:25 am - 9:17 pm

LIS

RDU

17h 52m

2 stops

$727Iberia

ti., apr. 28 - ti., mai 5

8:15 am - 9:20 am

RDU

LIS

20h 05m

2 stops

5:05 am - 1:45 pm

LIS

RDU

13h 40m

1 stop

$742United Airlines

ti., apr. 21 - to., apr. 30

11:12 am - 9:20 am

RDU

LIS

17h 08m

2 stops

5:05 am - 6:10 pm

LIS

RDU

18h 05m

2 stops

$752United Airlines

ti., apr. 21 - ti., apr. 28

8:15 am - 9:20 am

RDU

LIS

20h 05m

2 stops

7:25 am - 9:40 pm

LIS

RDU

19h 15m

2 stops

$753United Airlines

ti., apr. 21 - to., apr. 30

8:40 pm - 5:55 pm

RDU

LIS

16h 15m

1 stop

7:10 am - 4:50 pm

LIS

RDU

14h 40m

1 stop

$761American Airlines

ti., apr. 21 - ti., apr. 28

8:40 pm - 5:55 pm

RDU

LIS

16h 15m

1 stop

7:20 am - 4:50 pm

LIS

RDU

14h 30m

1 stop

$762American Airlines

ti., apr. 21 - to., apr. 30

12:49 pm - 9:05 am

RDU

LIS

15h 16m

1 stop

6:45 pm - 4:50 pm

LIS

RDU

27h 05m

1 stop

$767British Airways

ti., apr. 28 - ti., mai 5

1:15 pm - 11:25 pm

RDU

LIS

29h 10m

2 stops

5:05 am - 1:45 pm

LIS

RDU

13h 40m

1 stop

$770Multiple Airlines

ti., apr. 21 - to., apr. 30

Delta flights from Raleigh to Lisbon

Our best Delta deals on Raleigh to Lisbon flight tickets

Delta

Apr 25

RDU11:00 amRaleigh-Durham

18h 45m

1 stop

LIS10:45 amLisbon Humberto Delgado

May 4

LIS11:55 amLisbon Humberto Delgado

16h 14m

2 stops

RDU11:09 pmRaleigh-Durham

$782

Delta

Apr 11

RDU7:20 amRaleigh-Durham

19h 40m

2 stops

LIS8:00 amLisbon Humberto Delgado

Apr 18

LIS5:00 amLisbon Humberto Delgado

18h 54m

2 stops

RDU6:54 pmRaleigh-Durham

$1,025

Delta

Apr 11

RDU6:20 pmRaleigh-Durham

18h 30m

2 stops

LIS5:50 pmLisbon Humberto Delgado

Apr 18

LIS5:35 amLisbon Humberto Delgado

17h 31m

2 stops

RDU6:06 pmRaleigh-Durham

$1,032

United Airlines flights from Raleigh to Lisbon

Our best United Airlines deals on Raleigh to Lisbon flight tickets

United Airlines

Apr 21

RDU8:15 amRaleigh-Durham

20h 05m

2 stops

LIS9:20 amLisbon Humberto Delgado

Apr 28

LIS5:05 amLisbon Humberto Delgado

13h 40m

1 stop

RDU1:45 pmRaleigh-Durham

$742

United Airlines

Apr 21

RDU11:12 amRaleigh-Durham

17h 08m

2 stops

LIS9:20 amLisbon Humberto Delgado

Apr 28

LIS5:05 amLisbon Humberto Delgado

18h 05m

2 stops

RDU6:10 pmRaleigh-Durham

$752

United Airlines

Apr 21

RDU8:15 amRaleigh-Durham

20h 05m

2 stops

LIS9:20 amLisbon Humberto Delgado

Apr 30

LIS7:25 amLisbon Humberto Delgado

19h 15m

2 stops

RDU9:40 pmRaleigh-Durham

$753

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ma. 4/27

8:40 pm-3:45 pm

1 stop14h 05m

Lisbon Humberto Delgado

ma. 5/4

8:25 am-7:04 pm

2 stops15h 39m

$711

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ma. 4/27

1:09 pm-9:05 am

2 stops14h 56m

Lisbon Humberto Delgado

ma. 5/4

8:25 am-7:04 pm

2 stops15h 39m

$724

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ti. 4/28

11:01 am-7:45 am

2 stops15h 44m

Lisbon Humberto Delgado

ti. 5/5

8:25 am-9:17 pm

2 stops17h 52m

$727

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ti. 4/21

8:15 am-9:20 am

2 stops20h 05m

Lisbon Humberto Delgado

to. 4/30

5:05 am-1:45 pm

1 stop13h 40m

$742

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ti. 4/21

11:12 am-9:20 am

2 stops17h 08m

Lisbon Humberto Delgado

ti. 4/28

5:05 am-6:10 pm

2 stops18h 05m

$752

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ti. 4/21

8:15 am-9:20 am

2 stops20h 05m

Lisbon Humberto Delgado

to. 4/30

7:25 am-9:40 pm

2 stops19h 15m

$753

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ti. 4/21

8:40 pm-5:55 pm

1 stop16h 15m

Lisbon Humberto Delgado

ti. 4/28

7:10 am-4:50 pm

1 stop14h 40m

$761

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ti. 4/21

8:40 pm-5:55 pm

1 stop16h 15m

Lisbon Humberto Delgado

to. 4/30

7:20 am-4:50 pm

1 stop14h 30m

$762

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ti. 4/28

12:49 pm-9:05 am

1 stop15h 16m

Lisbon Humberto Delgado

ti. 5/5

6:45 pm-4:50 pm

1 stop27h 05m

$767

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

ti. 4/21

1:15 pm-11:25 pm

2 stops29h 10m

Lisbon Humberto Delgado

to. 4/30

5:05 am-1:45 pm

1 stop13h 40m

$770

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 typical price of a round-trip flight between Raleigh and Lisbon?

What is the cheapest month to fly to Lisbon?

In general, January 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 $501. If you are unable to visit Lisbon during the month of January, then departing from Raleigh during the month February is also very affordable. Most momondo users find prices during this month for around $551.

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 $871 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 $776 on momondo.

How have Raleigh to Lisbon flight prices changed over time?

As of April 2026, prices for Raleigh to Lisbon flights are approximately 13% more expensive 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

Fastest flight time	12h 20m
Direct flights	None

The fastest flight from Raleigh to Lisbon takes 12h 20m

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

Search flight deals

Frequently asked questions about flying from Raleigh to Lisbon

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 12h 20m, 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 10 as of April 2026.
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 (34% of total bookings). The next most popular airlines are American Airlines (15%), Delta (14%), and Lufthansa (10%).

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 $374	Free Cancellation	Rating 7.0 630 reviews	Search Icelandair flights
KLM	PriceFrom $505	Free Cancellation	Rating 7.8 1,481 reviews	Search KLM flights
Air France	PriceFrom $526	Free Cancellation	Rating 7.4 1,559 reviews	Search Air France flights
Lufthansa	PriceFrom $528	Free Cancellation	Rating 6.8 7,881 reviews	Search Lufthansa flights
United Airlines	PriceFrom $532	Free Cancellation	Rating 7.4 9,533 reviews	Search United Airlines flights
British Airways	PriceFrom $534	Free Cancellation	Rating 6.7 7,841 reviews	Search British Airways flights
American Airlines	PriceFrom $535	Free Cancellation	Rating 7.1 11,545 reviews	Search American Airlines flights
Delta	PriceFrom $549	Free Cancellation	Rating 7.9 8,367 reviews	Search Delta flights
Air Canada	PriceFrom $611	Free Cancellation	Rating 7.1 10,877 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $718	Free Cancellation	Rating 7.1 2,185 reviews	Search TAP AIR PORTUGAL flights

Sintra

Fátima

Ericeira

Nazaré

Setúbal

Peniche

Estoril

Evora

Oeiras

Sesimbra

Leiria

Figueira da Foz

Zambujeira do Mar

Óbidos

Batalha

Tomar

Comporta

Almada

Sines

Torres Vedras

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 $339

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 9/27. 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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How to get the cheapest flight ticket from Raleigh to Lisbon

What is the typical price of a round-trip flight between Raleigh and Lisbon?

What is the cheapest month to fly to Lisbon?

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

How have Raleigh to Lisbon flight prices changed over time?

What is the cheapest airline that flies 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?

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

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

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

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

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Direct flights

Frequently asked questions about flying 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?

An easier way to manage your Lisbon trip

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