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

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

Philadelphia (PHL) was the most common stop: 28% of momondo users choosing 1-stop flights on this route connected there.

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.

What airlines fly to Lisbon?

United Airlines, American Airlines and Lufthansa 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 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 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 9 as of September 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.

$284 Cheap Flights from Raleigh to Lisbon in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Raleigh to Lisbon

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One-way

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Cheap round-trip flights

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7:35 pm - 12:50 pmRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

12h 15m1 stop Reykjavik Keflavik Intl

2:00 pm - 6:35 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

33h 35m1 stop Reykjavik Keflavik Intl

$511Icelandair

Wed, Jan 6 - Thu, Jan 14

7:35 pm - 12:50 pmRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

12h 15m1 stop Reykjavik Keflavik Intl

2:00 pm - 6:35 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

33h 35m1 stop Reykjavik Keflavik Intl

$519Icelandair

Sat, Dec 5 - Sun, Dec 13

7:09 am - 8:10 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

20h 01m1 stop Newark

11:20 am - 1:43 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

31h 23m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$561United Airlines

Tue, Jan 12 - Tue, Jan 26

1:20 pm - 9:20 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

15h 00m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

8:55 am - 8:33 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

16h 38m1 stop Montreal Pierre Elliott Trudeau Intl

$567Multiple Airlines

Wed, Jan 6 - Thu, Jan 14

8:00 pm - 6:55 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

29h 55m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl

11:20 am - 6:58 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

36h 38m2 stops Montreal Pierre Elliott Trudeau Intl Washington, D.C. Dulles Intl

$570Air Canada

Tue, Jan 12 - Tue, Jan 26

8:00 pm - 10:40 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

33h 40m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl

11:20 am - 6:58 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

36h 38m2 stops Montreal Pierre Elliott Trudeau Intl Washington, D.C. Dulles Intl

$570Air Canada

Sun, Jan 10 - Tue, Jan 26

1:20 pm - 6:55 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

12h 35m1 stop Montreal Pierre Elliott Trudeau Intl

11:20 am - 8:33 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

14h 13m1 stop Montreal Pierre Elliott Trudeau Intl

$573United Airlines

Wed, Jan 13 - Tue, Jan 26

1:20 pm - 9:20 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

15h 00m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

8:55 am - 9:51 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

17h 56m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$577Multiple Airlines

Wed, Jan 6 - Thu, Jan 14

2:45 pm - 9:20 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

13h 35m1 stop Toronto Pearson Intl

11:20 am - 9:51 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

15h 31m1 stop Toronto Pearson Intl

$580Lufthansa

Tue, Jan 12 - Wed, Jan 27

2:45 pm - 9:20 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

13h 35m1 stop Toronto Pearson Intl

11:20 am - 9:51 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

15h 31m1 stop Toronto Pearson Intl

$629Lufthansa

Mon, Jan 11 - Mon, Jan 25

Cheap last minute flights

Enter your travel dates to find the best prices.

7:45 pm - 10:45 pmRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

22h 00m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

5:05 am - 11:59 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

23h 54m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$810Lufthansa

Fri, Oct 2 - Sun, Oct 11

7:05 am - 8:20 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

20h 15m1 stop Newark

5:05 am - 11:59 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

23h 54m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$822Lufthansa

Fri, Oct 2 - Sun, Oct 11

7:45 pm - 10:30 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

9h 45m1 stop Washington, D.C. Dulles Intl

6:45 am - 1:45 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

36h 00m1 stop Frankfurt am Main

$825Multiple Airlines

Fri, Oct 2 - Sun, Oct 11

6:00 am - 10:15 pmRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

35h 15m3 stops Toronto Pearson Intl Kastrup Copenhagen Frankfurt am Main

8:45 am - 1:45 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

34h 00m3 stops Luxembourg Kastrup Copenhagen Frankfurt am Main

$1,027Multiple Airlines

Wed, Sep 30 - Tue, Oct 6

1:26 pm - 10:15 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

15h 49m1 stop New York John F Kennedy Intl

5:35 pm - 10:05 amLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

21h 30m1 stop Boston Logan Intl

$1,044TAP AIR PORTUGAL

Thu, Oct 1 - Fri, Oct 23

9:00 am - 8:20 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

18h 20m1 stop Newark

5:05 am - 1:45 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

13h 40m1 stop Frankfurt am Main

$1,107United Airlines

Sun, Oct 4 - Tue, Oct 13

7:05 am - 8:20 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

20h 15m1 stop Newark

5:05 am - 1:45 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

13h 40m1 stop Frankfurt am Main

$1,107United Airlines

Sun, Oct 4 - Wed, Oct 14

6:10 pm - 2:55 pmRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

15h 45m1 stop Paris Charles de Gaulle

5:00 am - 9:50 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

21h 50m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$1,117Delta

Sun, Oct 4 - Wed, Oct 14

6:10 pm - 11:15 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

12h 05m1 stop Paris Charles de Gaulle

5:00 am - 9:50 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

21h 50m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$1,117Delta

Sun, Oct 4 - Tue, Oct 13

12:31 pm - 8:50 amRDU Raleigh-Durham-LIS Lisbon Humberto Delgado

15h 19m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:35 am - 3:55 pmLIS Lisbon Humberto Delgado-RDU Raleigh-Durham

15h 20m1 stop Paris Charles de Gaulle

$1,179Air France

Sun, Oct 4 - Sun, Oct 11

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Icelandair flights from Raleigh to Lisbon

Our best Icelandair deals on Raleigh to Lisbon flight tickets

Icelandair

Jan 6

RDU7:35 pmRaleigh-Durham

12h 15m

1 stop

LIS12:50 pmLisbon Humberto Delgado

Jan 14

LIS2:00 pmLisbon Humberto Delgado

33h 35m

1 stop

RDU6:35 pmRaleigh-Durham

$511

Icelandair

Dec 5

RDU7:35 pmRaleigh-Durham

12h 15m

1 stop

LIS12:50 pmLisbon Humberto Delgado

Dec 13

LIS2:00 pmLisbon Humberto Delgado

33h 35m

1 stop

RDU6:35 pmRaleigh-Durham

$519

Icelandair

Jan 13

RDU7:35 pmRaleigh-Durham

12h 15m

1 stop

LIS12:50 pmLisbon Humberto Delgado

Jan 17

LIS2:00 pmLisbon Humberto Delgado

33h 35m

1 stop

RDU6:35 pmRaleigh-Durham

$520

United Airlines flights from Raleigh to Lisbon

Our best United Airlines deals on Raleigh to Lisbon flight tickets

United Airlines

Jan 12

RDU7:09 amRaleigh-Durham

20h 01m

1 stop

LIS8:10 amLisbon Humberto Delgado

Jan 26

LIS11:20 amLisbon Humberto Delgado

31h 23m

2 stops

RDU1:43 pmRaleigh-Durham

$561

United Airlines

Jan 11

RDU1:20 pmRaleigh-Durham

16h 20m

1 stop

LIS10:40 amLisbon Humberto Delgado

Jan 28

LIS11:20 amLisbon Humberto Delgado

14h 13m

1 stop

RDU8:33 pmRaleigh-Durham

$573

United Airlines

Jan 12

RDU9:20 amRaleigh-Durham

17h 50m

1 stop

LIS8:10 amLisbon Humberto Delgado

Jan 26

LIS11:20 amLisbon Humberto Delgado

14h 13m

1 stop

RDU8:33 pmRaleigh-Durham

$574

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Wed 1/6

7:35 pm-12:50 pm

1 stop12h 15m

Lisbon Humberto Delgado

Thu 1/14

2:00 pm-6:35 pm

1 stop33h 35m

$511

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Sat 12/5

7:35 pm-12:50 pm

1 stop12h 15m

Lisbon Humberto Delgado

Sun 12/13

2:00 pm-6:35 pm

1 stop33h 35m

$519

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Tue 1/12

7:09 am-8:10 am

1 stop20h 01m

Lisbon Humberto Delgado

Tue 1/26

11:20 am-1:43 pm

2 stops31h 23m

$561

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Wed 1/6

1:20 pm-9:20 am

2 stops15h 00m

Lisbon Humberto Delgado

Thu 1/14

8:55 am-8:33 pm

1 stop16h 38m

$567

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Tue 1/12

8:00 pm-6:55 am

2 stops29h 55m

Lisbon Humberto Delgado

Tue 1/26

11:20 am-6:58 pm

2 stops36h 38m

$570

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Sun 1/10

8:00 pm-10:40 am

2 stops33h 40m

Lisbon Humberto Delgado

Tue 1/26

11:20 am-6:58 pm

2 stops36h 38m

$570

Quickest round-trip

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Wed 1/13

1:20 pm-6:55 am

1 stop12h 35m

Lisbon Humberto Delgado

Tue 1/26

11:20 am-8:33 pm

1 stop14h 13m

$573

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Wed 1/6

1:20 pm-9:20 am

2 stops15h 00m

Lisbon Humberto Delgado

Thu 1/14

8:55 am-9:51 pm

2 stops17h 56m

$577

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Tue 1/12

2:45 pm-9:20 am

1 stop13h 35m

Lisbon Humberto Delgado

Wed 1/27

11:20 am-9:51 pm

1 stop15h 31m

$580

RaleighLisbon

RDU Raleigh-Durham - LIS Lisbon Humberto Delgado

RDULIS

Raleigh-Durham

Mon 1/11

2:45 pm-9:20 am

1 stop13h 35m

Lisbon Humberto Delgado

Mon 1/25

11:20 am-9:51 pm

1 stop15h 31m

$629

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?

Prices are currently low for flights on this route.

Typical prices usually range from $720 to $1,176.
The lowest price recently found on this route was $511.

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 $541. 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 $553.

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 $929 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 $786 on momondo.

How have Raleigh to Lisbon flight prices changed over time?

As of September 2026, prices for Raleigh to Lisbon flights are approximately 27% 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

Best Price Found	$284
Fastest flight time	12h 07m
Direct flights	None

The best one-way flight to Lisbon from Raleigh in the past 72 hours is $284. The best round-trip flight deal from Raleigh to Lisbon found on momondo in the last 72 hours is $511.

The fastest flight from Raleigh to Lisbon takes 12h 07m

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 07m, 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 September 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 (18%), Lufthansa (12%), and Delta (12%).

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 6.9 753 reviews	Search Icelandair flights
Air France	PriceFrom $490	Free Cancellation	Rating 7.5 1,651 reviews	Search Air France flights
American Airlines	PriceFrom $505	Free Cancellation	Rating 7.0 12,098 reviews	Search American Airlines flights
United Airlines	PriceFrom $505	Free Cancellation	Rating 7.4 10,247 reviews	Search United Airlines flights
Delta	PriceFrom $506	Free Cancellation	Rating 7.8 8,606 reviews	Search Delta flights
Air Canada	PriceFrom $519	Free Cancellation	Rating 7.1 11,701 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $524	Free Cancellation	Rating 7.2 2,384 reviews	Search TAP AIR PORTUGAL flights
Lufthansa	PriceFrom $526	Free Cancellation	Rating 6.8 8,245 reviews	Search Lufthansa flights
British Airways	PriceFrom $534	Free Cancellation	Rating 6.7 8,238 reviews	Search British Airways flights

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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 $284

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 11/27. 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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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

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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 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

Best Price Found

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.

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

Find better results for your trip to Portugal

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

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