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

Delta is the most popular carrier operating from Raleigh-Durham to Lisbon Humberto Delgado

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 travel time from Raleigh to Lisbon?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 9h 40m.

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 9 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 59m.

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.

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 9 as of May 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.

$285 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 $1,556 to $1,116. The lowest price recently found on this route was $687.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Raleigh to Lisbon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 11:45 am

RDU

LIS

15h 05m

1 stop

1:00 pm - 8:46 pm

LIS

RDU

12h 46m

1 stop

$687Lufthansa

Wed, Sep 16 - Thu, Sep 24

7:35 pm - 12:50 pm

RDU

LIS

12h 15m

1 stop

2:00 pm - 6:35 pm

LIS

RDU

33h 35m

1 stop

$720Icelandair

Sat, Nov 14 - Sun, Nov 22

8:45 pm - 5:40 pm

RDU

LIS

15h 55m

1 stop

6:30 am - 5:41 pm

LIS

RDU

16h 11m

2 stops

$725American Airlines

Wed, Nov 4 - Wed, Nov 25

7:35 pm - 12:50 pm

RDU

LIS

12h 15m

1 stop

2:00 pm - 6:35 pm

LIS

RDU

33h 35m

1 stop

$731Icelandair

Sat, Nov 14 - Sun, Nov 22

8:45 pm - 5:40 pm

RDU

LIS

15h 55m

1 stop

11:05 am - 6:22 pm

LIS

RDU

12h 17m

1 stop

$732American Airlines

Wed, Nov 4 - Wed, Nov 25

6:38 pm - 2:50 pm

RDU

LIS

15h 12m

2 stops

6:30 am - 8:57 pm

LIS

RDU

19h 27m

2 stops

$737Multiple Airlines

Wed, Nov 4 - Wed, Nov 25

9:45 pm - 9:50 pm

RDU

LIS

20h 05m

1 stop

7:05 am - 5:30 pm

LIS

RDU

15h 25m

1 stop

$741American Airlines

Wed, Oct 28 - Tue, Nov 3

8:30 pm - 8:25 pm

RDU

LIS

18h 55m

3 stops

6:10 am - 9:32 pm

LIS

RDU

20h 22m

2 stops

$749Multiple Airlines

Sun, Aug 30 - Sun, Sep 6

7:35 pm - 12:50 pm

RDU

LIS

12h 15m

1 stop

2:00 pm - 6:35 pm

LIS

RDU

33h 35m

1 stop

$753Icelandair

Mon, Nov 2 - Thu, Nov 19

7:55 pm - 5:30 pm

RDU

LIS

17h 35m

1 stop

5:30 am - 4:45 pm

LIS

RDU

16h 15m

1 stop

$754Delta

Sun, Oct 25 - Fri, Nov 6

Icelandair flights from Raleigh to Lisbon

Our best Icelandair deals on Raleigh to Lisbon flight tickets

Icelandair

Nov 14

RDU7:35 pmRaleigh-Durham

12h 15m

1 stop

LIS12:50 pmLisbon Humberto Delgado

Nov 22

LIS2:00 pmLisbon Humberto Delgado

33h 35m

1 stop

RDU6:35 pmRaleigh-Durham

$720

Icelandair

Nov 14

RDU7:35 pmRaleigh-Durham

12h 15m

1 stop

LIS12:50 pmLisbon Humberto Delgado

Nov 22

LIS2:00 pmLisbon Humberto Delgado

33h 35m

1 stop

RDU6:35 pmRaleigh-Durham

$731

Icelandair

Nov 2

RDU7:35 pmRaleigh-Durham

12h 15m

1 stop

LIS12:50 pmLisbon Humberto Delgado

Nov 19

LIS2:00 pmLisbon Humberto Delgado

33h 35m

1 stop

RDU6:35 pmRaleigh-Durham

$753

United Airlines flights from Raleigh to Lisbon

Our best United Airlines deals on Raleigh to Lisbon flight tickets

United Airlines

Oct 25

RDU11:20 amRaleigh-Durham

16h 50m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 5

LIS5:00 amLisbon Humberto Delgado

14h 00m

1 stop

RDU2:00 pmRaleigh-Durham

$766

United Airlines

Oct 27

RDU11:20 amRaleigh-Durham

18h 30m

3 stops

LIS9:50 amLisbon Humberto Delgado

Nov 6

LIS11:20 amLisbon Humberto Delgado

33h 58m

2 stops

RDU4:18 pmRaleigh-Durham

$771

United Airlines

Nov 14

RDU7:00 pmRaleigh-Durham

32h 10m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 22

LIS11:20 amLisbon Humberto Delgado

30h 13m

2 stops

RDU12:33 pmRaleigh-Durham

$819

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Wed 9/16

3:40 pm-11:45 am

1 stop15h 05m

Lisbon Humberto Delgado

Thu 9/24

1:00 pm-8:46 pm

1 stop12h 46m

$687

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 11/14

7:35 pm-12:50 pm

1 stop12h 15m

Lisbon Humberto Delgado

Sun 11/22

2:00 pm-6:35 pm

1 stop33h 35m

$720

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Wed 11/4

8:45 pm-5:40 pm

1 stop15h 55m

Lisbon Humberto Delgado

Wed 11/25

6:30 am-5:41 pm

2 stops16h 11m

$725

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 11/14

7:35 pm-12:50 pm

1 stop12h 15m

Lisbon Humberto Delgado

Sun 11/22

2:00 pm-6:35 pm

1 stop33h 35m

$731

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Wed 11/4

8:45 pm-5:40 pm

1 stop15h 55m

Lisbon Humberto Delgado

Wed 11/25

11:05 am-6:22 pm

1 stop12h 17m

$732

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Wed 11/4

6:38 pm-2:50 pm

2 stops15h 12m

Lisbon Humberto Delgado

Wed 11/25

6:30 am-8:57 pm

2 stops19h 27m

$737

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Wed 10/28

9:45 pm-9:50 pm

1 stop20h 05m

Lisbon Humberto Delgado

Tue 11/3

7:05 am-5:30 pm

1 stop15h 25m

$741

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 8/30

8:30 pm-8:25 pm

3 stops18h 55m

Lisbon Humberto Delgado

Sun 9/6

6:10 am-9:32 pm

2 stops20h 22m

$749

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Mon 11/2

7:35 pm-12:50 pm

1 stop12h 15m

Lisbon Humberto Delgado

Thu 11/19

2:00 pm-6:35 pm

1 stop33h 35m

$753

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 10/25

7:55 pm-5:30 pm

1 stop17h 35m

Lisbon Humberto Delgado

Fri 11/6

5:30 am-4:45 pm

1 stop16h 15m

$754

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 $506. 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 from Raleigh 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 $881 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 $751 on momondo.

How have Raleigh to Lisbon flight prices changed over time?

As of May 2026, prices for Raleigh to Lisbon flights are approximately 65% 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

Fastest flight time	9h 45m
Direct flights	None

The fastest flight from Raleigh to Lisbon takes 9h 45m

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 9h 45m, 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 9 as of May 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 (35% of total bookings). The next most popular airlines are American Airlines (17%), Delta (13%), and Lufthansa (11%).

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 7.0 660 reviews	Search Icelandair flights
Air France	PriceFrom $492	Free Cancellation	Rating 7.4 1,591 reviews	Search Air France flights
United Airlines	PriceFrom $510	Free Cancellation	Rating 7.4 9,753 reviews	Search United Airlines flights
Air Canada	PriceFrom $519	Free Cancellation	Rating 7.1 11,091 reviews	Search Air Canada flights
Lufthansa	PriceFrom $528	Free Cancellation	Rating 6.8 8,032 reviews	Search Lufthansa flights
Delta	PriceFrom $530	Free Cancellation	Rating 7.9 8,425 reviews	Search Delta flights
British Airways	PriceFrom $534	Free Cancellation	Rating 6.7 8,005 reviews	Search British Airways flights
American Airlines	PriceFrom $538	Free Cancellation	Rating 7.1 11,641 reviews	Search American Airlines flights
TAP AIR PORTUGAL	PriceFrom $718	Free Cancellation	Rating 7.2 2,261 reviews	Search TAP AIR PORTUGAL flights

Sintra

Fátima

Ericeira

Nazaré

Estoril

Peniche

Setúbal

Evora

Oeiras

Sesimbra

Leiria

Figueira da Foz

Zambujeira do Mar

Batalha

Óbidos

Tomar

Comporta

Sines

Torres Vedras

Costa da Caparica

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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Thu 6/25

Thu 7/2

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Nearby airports

Airlines

Cabin classes

Other Portugal destinations

Other flights from Raleigh

Complete your trip

Feeling lucky

Airports servicing Portugal

Cheap flights from Raleigh to Lisbon from $285

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 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Raleigh to Lisbon

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Icelandair flights from Raleigh to Lisbon

Our best Icelandair deals on Raleigh to Lisbon flight tickets

United Airlines flights from Raleigh to Lisbon

Our best United Airlines deals on Raleigh to Lisbon flight tickets

momondo Fare Finder

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

See travel insights to Lisbon from

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 from Raleigh 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

Fastest flight time

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

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

Fly your favorite airline to Lisbon

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Lisbon

List of cabin classes available on flights landing in Lisbon. Availability may vary depending on flight origin and airline.

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Raleigh

According to popular flight searches on momondo this year

Complete your trip to Lisbon

Explore popular destinations other users love

According to popular flight searches on momondo this year