What are the cheapest airlines flying from Raleigh to Lisbon round-trip?

Flying on United Airlines is currently your cheapest option to Lisbon, with prices starting at $851. Additional round-trip tickets that might be worth considering are offered by TAP AIR PORTUGAL and SWISS, with the lowest prices starting at $859 and $893, respectively. Users have found that United Airlines is 12% 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 $444 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Air Canada from $517 and Icelandair from $575 one-way.

What are the most popular airlines that fly from Raleigh to Lisbon?

Consider American Airlines, Air Canada or Air France when booking your flight. These represent the most popular airlines when flying from Raleigh to Lisbon.

What is the cheapest day to fly round-trip from Raleigh to Lisbon?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 26% on your flight compared to booking on days when demand is much higher.

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

To save on the cost of your flight from Raleigh to Lisbon, book at least 30 days before your planned departure. Booking around this time can save you about 93% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $813 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,173.

What is the cheapest month to fly from Raleigh to Lisbon?

November can be a great time to fly to Lisbon from Raleigh with a flight ticket averaging about $976. Cheapflights users have found deals in the month of November for as cheap as $566. The most expensive prices can be found in the month of June.

Most accurate provider : When it comes to deals on Raleigh-Lisbon flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Raleigh-Lisbon flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

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.

$320+ Flights from Raleigh to Lisbon

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Find cheap flights from Raleigh to Lisbon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Raleigh-Durham to Lisbon Humberto Delgado are usually found in November or February, booked 29 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Raleigh to Lisbon

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$851 (United Airlines)
One-way from	$320 (Kiwi.com)
Popular in	June
Cheapest in	November
Average price	$945

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. 24% potential increase in price ($319 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find 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 April 24, 2025.

Thu 8/216:00 amRDU - LIS

1 stop23h 30mUnited Airlines

Tue 9/211:25 amLIS - RDU

1 stop32h 50mUnited Airlines

Deal found 4/23

$851

Mon 6/210:20 amRDU - LIS

2 stops22h 45mTAP AIR PORTUGAL

Wed 6/111:10 pmLIS - RDU

2 stops23h 55mTAP AIR PORTUGAL

Deal found 4/23

$859

Fri 6/63:55 pmRDU - LIS

2 stops25h 35mMultiple Airlines

Fri 6/136:00 amLIS - RDU

2 stops40h 41mMultiple Airlines

Deal found 4/23

$860

Tue 5/139:32 amRDU - LIS

2 stops24h 13mSWISS

Sat 5/245:55 amLIS - RDU

2 stops20h 40mSWISS

Deal found 4/23

$893

Tue 5/132:58 pmRDU - LIS

2 stops15h 27mLufthansa

Sat 5/245:05 amLIS - RDU

1 stop13h 40mLufthansa

Deal found 4/23

$897

Thu 10/95:45 pmRDU - LIS

2 stops40h 30mTurkish Airlines

Sat 10/254:45 pmLIS - RDU

2 stops44h 01mTurkish Airlines

Deal found 4/23

$919

Thu 10/99:00 amRDU - LIS

1 stop19h 20mAir Canada

Sat 10/259:50 amLIS - RDU

2 stops15h 28mAir Canada

Deal found 4/23

$924

Sat 5/108:30 pmRDU - LIS

1 stop19h 50mIcelandair

Thu 5/1510:20 pmLIS - RDU

1 stop26h 10mIcelandair

Deal found 4/23

$992

Fri 5/96:59 pmRDU - LIS

2 stops17h 51mDelta

Thu 5/2210:00 amLIS - RDU

2 stops18h 02mDelta

Deal found 4/23

$1,007

Sun 5/186:15 pmRDU - LIS

1 stop23h 50mBritish Airways

Sat 5/244:25 pmLIS - RDU

1 stop26h 15mBritish Airways

Deal found 4/23

$1,060

Fri 5/166:20 pmRDU - LIS

1 stop18h 30mAir France

Sat 5/245:40 amLIS - RDU

1 stop15h 30mAir France

Deal found 4/23

$1,084

Wed 4/306:00 amRDU - LIS

2 stops23h 45mAer Lingus

Sat 5/1011:25 amLIS - RDU

2 stops16h 56mAer Lingus

Deal found 4/23

$1,167

Best flights from Raleigh to Lisbon
Discover carefully curated flight deals from Raleigh to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Thu 8/216:00 amRDU - LIS

1 stop23h 30mUnited Airlines

Tue 9/211:25 amLIS - RDU

1 stop32h 50mUnited Airlines

Deal found 4/23

$851

Fri 6/63:55 pmRDU - LIS

3 stops46h 20mMultiple Airlines

Fri 6/136:30 amLIS - RDU

2 stops40h 11mMultiple Airlines

Deal found 4/24

$854

Mon 6/210:20 amRDU - LIS

2 stops22h 45mTAP AIR PORTUGAL

Wed 6/111:10 pmLIS - RDU

2 stops23h 55mTAP AIR PORTUGAL

Deal found 4/23

$859

Tue 5/139:32 amRDU - LIS

2 stops24h 13mSWISS

Sat 5/245:55 amLIS - RDU

2 stops20h 40mSWISS

Deal found 4/23

$893

Tue 5/132:58 pmRDU - LIS

2 stops15h 27mLufthansa

Sat 5/245:05 amLIS - RDU

1 stop13h 40mLufthansa

Deal found 4/23

$897

Thu 10/99:00 amRDU - LIS

1 stop19h 20mAir Canada

Sat 10/259:50 amLIS - RDU

2 stops15h 28mAir Canada

Deal found 4/23

$924

Sat 5/108:30 pmRDU - LIS

1 stop19h 50mIcelandair

Thu 5/1510:20 pmLIS - RDU

1 stop26h 10mIcelandair

Deal found 4/24

$992

Fri 5/96:59 pmRDU - LIS

2 stops17h 51mDelta

Thu 5/2210:00 amLIS - RDU

2 stops18h 02mDelta

Deal found 4/23

$1,007

Wed 7/24:11 pmRDU - LIS

1 stop11h 54mBritish Airways

Wed 7/1611:05 amLIS - RDU

1 stop14h 55mBritish Airways

Deal found 4/23

$1,047

Thu 5/84:05 pmRDU - LIS

2 stops36h 50mTurkish Airlines

Mon 5/264:30 pmLIS - RDU

2 stops35h 51mTurkish Airlines

Deal found 4/23

$1,068

Fri 5/166:20 pmRDU - LIS

1 stop18h 30mAir France

Sat 5/245:40 amLIS - RDU

1 stop15h 30mAir France

Deal found 4/23

$1,084

Last-minute flights from Raleigh to Lisbon
Discover last-minute flight deals from Raleigh to Lisbon. Data last updated April 24, 2025 and is based on user searches.

Mon 4/2811:50 amRDU - LIS

1 stop17h 15mTAP AIR PORTUGAL

Wed 5/78:10 pmLIS - RDU

2 stops41h 53mTAP AIR PORTUGAL

Deal found 4/23

$1,049

Mon 4/288:30 pmRDU - LIS

2 stops17h 45mIcelandair

Wed 5/77:15 amLIS - RDU

2 stops17h 15mIcelandair

Deal found 4/23

$1,314

Tue 4/293:40 pmRDU - LIS

1 stop18h 45mLufthansa

Sat 5/105:05 amLIS - RDU

1 stop13h 40mLufthansa

Deal found 4/23

$6,812

Wed 4/306:05 amRDU - LIS

2 stops30h 35mMultiple Airlines

Wed 5/75:40 pmLIS - RDU

1 stop22h 39mMultiple Airlines

Deal found 4/23

$1,034

Wed 4/306:00 amRDU - LIS

2 stops23h 45mAer Lingus

Sat 5/1011:25 amLIS - RDU

2 stops16h 56mAer Lingus

Deal found 4/23

$1,167

Thu 5/84:05 pmRDU - LIS

2 stops36h 50mTurkish Airlines

Mon 5/264:30 pmLIS - RDU

2 stops35h 51mTurkish Airlines

Deal found 4/23

$1,068

Fri 5/96:00 amRDU - LIS

1 stop21h 20mUnited Airlines

Thu 5/2212:20 pmLIS - RDU

1 stop30h 48mUnited Airlines

Deal found 4/23

$912

Fri 5/96:59 pmRDU - LIS

2 stops17h 51mDelta

Thu 5/2210:00 amLIS - RDU

2 stops18h 02mDelta

Deal found 4/23

$1,007

Sat 5/109:34 amRDU - LIS

2 stops32h 01mTAP AIR PORTUGAL

Thu 5/155:00 pmLIS - RDU

1 stop20h 59mTAP AIR PORTUGAL

Deal found 4/23

$867

Sat 5/108:30 pmRDU - LIS

1 stop19h 50mIcelandair

Thu 5/1510:20 pmLIS - RDU

1 stop26h 10mIcelandair

Deal found 4/23

$992

Tue 5/139:32 amRDU - LIS

2 stops24h 13mSWISS

Sat 5/245:55 amLIS - RDU

2 stops20h 40mSWISS

Deal found 4/23

$893

Tue 5/132:58 pmRDU - LIS

2 stops15h 27mLufthansa

Sat 5/245:05 amLIS - RDU

1 stop13h 40mLufthansa

Deal found 4/23

$897

One-way flights from Raleigh to Lisbon
Search for one-way flight options from Raleigh to Lisbon. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Thu 7/313:55 pmRDU - LIS

1 stop14h 00mMultiple Airlines

Deal found 4/23

$320

Tue 9/239:45 amRDU - LIS

1 stop19h 20mTAP AIR PORTUGAL

Deal found 4/22

$444

Fri 10/176:00 amRDU - LIS

2 stops21h 20mAir Canada

Deal found 4/23

$517

Wed 5/148:30 pmRDU - LIS

1 stop19h 50mIcelandair

Deal found 4/24

$575

Wed 5/144:40 pmRDU - LIS

1 stop13h 25mLufthansa

Deal found 4/24

$608

Mon 5/54:09 pmRDU - LIS

2 stops24h 26mAer Lingus

Deal found 4/23

$655

Mon 6/91:27 pmRDU - LIS

2 stops14h 38mAmerican Airlines

Deal found 4/23

$828

Fri 5/3012:49 pmRDU - LIS

2 stops47h 51mRoyal Air Maroc

Deal found 4/23

$1,950

Fri 5/306:15 pmRDU - LIS

1 stop16h 20mBritish Airways

Deal found 4/23

$2,648

Cheapflights Fare Finder

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

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 8/21

6:00 am-10:30 am

1 stop23h 30m

Lisbon Humberto Delgado

Tue 9/2

11:25 am-3:15 pm

1 stop32h 50m

$851

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Mon 6/2

10:20 am-2:05 pm

2 stops22h 45m

Lisbon Humberto Delgado

Wed 6/11

1:10 pm-8:05 am

2 stops23h 55m

$859

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Fri 6/6

3:55 pm-10:30 pm

2 stops25h 35m

Lisbon Humberto Delgado

Fri 6/13

6:00 am-5:41 pm

2 stops40h 41m

$860

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 5/13

9:32 am-2:45 pm

2 stops24h 13m

Lisbon Humberto Delgado

Sat 5/24

5:55 am-9:35 pm

2 stops20h 40m

$893

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Tue 5/13

2:58 pm-11:25 am

2 stops15h 27m

Lisbon Humberto Delgado

Sat 5/24

5:05 am-1:45 pm

1 stop13h 40m

$897

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 10/9

5:45 pm-3:15 pm

2 stops40h 30m

Lisbon Humberto Delgado

Sat 10/25

4:45 pm-7:46 am

2 stops44h 01m

$919

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Thu 10/9

9:00 am-9:20 am

1 stop19h 20m

Lisbon Humberto Delgado

Sat 10/25

9:50 am-8:18 pm

2 stops15h 28m

$924

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sat 5/10

8:30 pm-9:20 pm

1 stop19h 50m

Lisbon Humberto Delgado

Thu 5/15

10:20 pm-7:30 pm

1 stop26h 10m

$992

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Fri 5/9

6:59 pm-5:50 pm

2 stops17h 51m

Lisbon Humberto Delgado

Thu 5/22

10:00 am-11:02 pm

2 stops18h 02m

$1,007

RaleighLisbon

RDU - LIS

RDULIS

Raleigh-Durham

Sun 5/18

6:15 pm-11:05 pm

1 stop23h 50m

Lisbon Humberto Delgado

Sat 5/24

4:25 pm-1:40 pm

1 stop26h 15m

$1,060

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 20 results

Compare providers for flights from Raleigh to Lisbon

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Lisbon in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Raleigh-Lisbon flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 29 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 $612). Flying from Raleigh to Lisbon in June is currently the most expensive (average of $1,203). 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.

What is the cheapest time of day to fly from RDU to LIS?

It’s typically best to fly out from Raleigh to Lisbon in the morning. Doing so could potentially save you 10% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Raleigh to Lisbon?

Travelers seeking maximum savings on their Raleigh to Lisbon flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Lisbon by month

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Lisbon

Read reviews from past customers who have flown Delta, SWISS and Air France from Raleigh to Lisbon. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS

7.5

Good

1,582 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France

7.4

Good

1,442 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,685 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines

7.3

Good

3,775 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from Raleigh to Lisbon round-trip?
Flying on United Airlines is currently your cheapest option to Lisbon, with prices starting at $851. Additional round-trip tickets that might be worth considering are offered by TAP AIR PORTUGAL and SWISS, with the lowest prices starting at $859 and $893, respectively. Users have found that United Airlines is 12% 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 $444 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Air Canada from $517 and Icelandair from $575 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 $612). Flying from Raleigh to Lisbon in June is currently the most expensive (average of $1,203). 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

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Alternative routes for Raleigh to Lisbon

Other flights to Lisbon

Top 10 airlines flying from Raleigh to Lisbon

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$465	Average$780	FlexibilityNo cancel fee	On-time76%
KLM	Cheapest$546	Average$855	FlexibilityNo cancel fee	On-time75%
British Airways	Cheapest$570	Average$818	FlexibilityNo cancel fee	On-time70%
Air France	Cheapest$587	Average$973	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$590	Average$960	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$595	Average$979	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$605	Average$1,076	FlexibilityNo cancel fee	On-time71%
Virgin Atlantic	Cheapest$618	Average$718	FlexibilityNo cancel fee	On-time72%
Air Canada	Cheapest$724	Average$958	FlexibilityNo cancel fee	On-time67%
Lufthansa	Cheapest$771	Average$998	FlexibilityNo cancel fee	On-time76%

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$320+ 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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Raleigh to Lisbon with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Raleigh-Durham to Lisbon Humberto Delgado are usually found in November or February, booked 29 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Raleigh to Lisbon

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Raleigh to Lisbon

Cheapest flights from Raleigh to LisbonExplore 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 April 24, 2025.

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 April 24, 2025.

Cheapflights Fare Finder

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

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 April.

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.

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?

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Lisbon. Price data was last updated on April 18, 2025.

What is the cheapest month to book a flight from Raleigh to Lisbon?

What is the cheapest time of day to fly from RDU to LIS?

Find hourly flight availability from Raleigh to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

What is the cheapest day to fly from Raleigh to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Lisbon. Price data was last updated on December 16, 2024.

Rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average rainfall totals by month.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals by month.

Reviews of airlines servicing Lisbon

Read reviews from past customers who have flown Delta, SWISS and Air France from Raleigh to Lisbon. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines flying from Raleigh to Lisbon round-trip?

What are the cheapest airlines to fly from Raleigh to Lisbon one-way?

Can I find deals for flights from Raleigh to Lisbon that include hotel bookings?

How can I find direct flights from Raleigh to Lisbon?

Can I find deals for business class flights from Raleigh to Lisbon?

What is the cheapest month to book a flight from Raleigh to Lisbon?

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Alternative routes for Raleigh to Lisbon

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Top 10 airlines flying from Raleigh to Lisbon

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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 April 24, 2025.