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Cheap flights from Ireland to Lisbon from £24

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LIS
28 Jan — 4 Feb1
1 adult

Cheap flight deals from Ireland to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Ireland (IE0) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 January 2025.

Round-trip from

£58

One-way from

£24

Good round-trip deal

£116 or less

Good one-way deal

£37 or less
Ryanair
  • Ryanair
  • 24/3-30/3
  • Nonstop
  • 5h 35m total
  • Ireland to Lisbon
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Ryanair
  • Ryanair
  • 17/3
  • Nonstop
  • 2h 50m total
  • Ireland to Lisbon
Search Deals
Price to beat on a round-trip flight from Ireland to Lisbon Humberto Delgado.
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Price to beat on a one-way flight from Ireland to Lisbon Humberto Delgado.
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Find flight deals from Ireland to Lisbon

Cheapest flights from Ireland to Lisbon
Explore the most affordable flight options available from Ireland to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 January 2025.

Mon 24/318:45DUB - LIS
Nonstop2h 50mRyanair
Sun 30/305:55LIS - DUB
Nonstop2h 45mRyanair
Deal found 23/1£58
Mon 31/309:50DUB - LIS
1 stop7h 15mMultiple Airlines
Thu 3/409:00LIS - DUB
Nonstop2h 45mMultiple Airlines
Deal found 22/1£90
Tue 11/216:55DUB - LIS
Nonstop2h 55mTAP AIR PORTUGAL
Sat 15/220:25LIS - DUB
Nonstop2h 55mTAP AIR PORTUGAL
Deal found 22/1£103
Mon 24/314:05DUB - LIS
1 stop18h 10mVueling
Wed 26/318:55LIS - DUB
1 stop13h 00mVueling
Deal found 21/1£117
Tue 18/213:25DUB - LIS
1 stop9h 45mKLM
Tue 25/205:00LIS - DUB
1 stop7h 40mKLM
Deal found 22/1£120
Mon 24/210:45DUB - LIS
1 stop12h 45mLufthansa
Wed 5/306:10LIS - DUB
1 stop11h 05mLufthansa
Deal found 23/1£145
Tue 11/212:55DUB - LIS
1 stop25h 40mSWISS
Sat 15/215:25LIS - DUB
1 stop17h 05mSWISS
Deal found 22/1£158
Fri 24/119:50DUB - LIS
1 stop18h 35mTransavia France
Wed 29/118:40LIS - DUB
1 stop24h 35mTransavia France
Deal found 22/1£216

Find flights from Ireland to Lisbon within your budget

Customise your flight search to find flights from Ireland to Lisbon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 23 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 24/3

18:45-21:35

Nonstop2h 50m

Lisbon Humberto Delgado

Sun 30/3

05:55-08:40

Nonstop2h 45m

£58

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 31/3

09:50-17:05

1 stop7h 15m

Lisbon Humberto Delgado

Thu 3/4

09:00-11:45

Nonstop2h 45m

£90

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Tue 11/2

16:55-19:50

Nonstop2h 55m

Lisbon Humberto Delgado

Sat 15/2

20:25-23:20

Nonstop2h 55m

£103

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 24/3

14:05-08:15

1 stop18h 10m

Lisbon Humberto Delgado

Wed 26/3

18:55-07:55

1 stop13h 00m

£117

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Tue 18/2

13:25-23:10

1 stop9h 45m

Lisbon Humberto Delgado

Tue 25/2

05:00-12:40

1 stop7h 40m

£120

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 24/2

10:45-23:30

1 stop12h 45m

Lisbon Humberto Delgado

Wed 5/3

06:10-17:15

1 stop11h 05m

£145

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Tue 11/2

12:55-14:35

1 stop25h 40m

Lisbon Humberto Delgado

Sat 15/2

15:25-08:30

1 stop17h 05m

£158

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 27/1

19:55-18:00

1 stop22h 05m

Lisbon Humberto Delgado

Sat 1/2

15:05-12:55

1 stop21h 50m

£216

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 17/3

18:45-21:35

Nonstop2h 50m

£24

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Sun 26/1

04:25-07:20

Nonstop2h 55m

£38

Flights are sorted by cheapest return flights first.

Deals found on 22/1

Showing 1-10 of 18 results
1
2

Best time to book a flight from Ireland to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Ireland with our price prediction graph.
Estimated return 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.

Travel insights for flights from Ireland to Lisbon

Get recent, data-driven insights about flights from Ireland to Lisbon including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Ireland to Lisbon (average of £101). Flying from Ireland to Lisbon in August is currently the most expensive (average of £274). 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 IE to LIS?

Find hourly flight availability from Ireland 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 23 January 2025.

One of the essential ways to save on airfare from Ireland to Lisbon is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at midday could potentially save you up to 55% on airfare.

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

Use this chart to determine the cheapest time to fly return from Ireland to Lisbon. Price data was last updated on 21 January 2025.

Travellers seeking maximum savings on their Ireland to Lisbon flight should consider departing on Sunday at midday when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Ireland to Lisbon

Explore weekly flight availability from Ireland to Lisbon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 23 January 2025.

The most flights from IE0 to LIS are scheduled on a Monday (6 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Lisbon by month

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

In terms of precipitation, rainfall in Lisbon ranges from 6.0 - 122.0 inches per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Lisbon when rainfall is around 6.0 mm.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated 23 January 2025.
Get a feel of what it's like to fly with Ryanair, Lufthansa and KLM from Ireland to Lisbon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,338 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,338 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS
7.5
Good
1,598 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Transavia France
7.4
Good
339 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Vueling
7.1
Good
1,182 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Aer Lingus
7.1
Good
1,081 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Lisbon from Ireland?

    For a flight from Ireland to Lisbon, you will be flying into Humberto Delgado. Lisbon Humberto Delgado (LIS) is just 4.2 mi from the center of the city.

  • How popular is this Ireland to Lisbon flight route?

    Within the past month, 586 users have taken a look at flights from Ireland to Lisbon Humberto Delgado.

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

    One-way options have recently been found by users for as low as £24 on Ryanair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £38 and Aer Lingus from £42 one-way.

  • What are the most reliable airlines from Ireland to Lisbon?

    No one likes to see their flight delayed. When booking a flight from Ireland to Lisbon consider choosing Ryanair (81%), Aer Lingus (81%) or American Airlines (78%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Ireland to Lisbon?

    The cheapest flight price from Ireland to Lisbon is £27. On average you can expect to pay £147. The most popular route, (Dublin - Lisbon Humberto Delgado), can usually be booked for £73.

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

    Yes. In addition to deals on Ireland to Lisbon flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Lisbon.

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

    Yes. Cheapflights offers flight deals from Ireland 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 Ireland to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Ireland to Lisbon (average of £101). Flying from Ireland to Lisbon in August is currently the most expensive (average of £274). 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

Travelling to a place near Ireland?

Book flights to Ireland if you plan to visit one of these locations
Madeira
Setúbal
Fátima
Costa da Caparica
Sintra
Almada
Oeiras
Nazaré
Sesimbra
Estoril
Beja
Peniche
Figueira da Foz

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Alternative routes for Ireland to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ireland to Lisbon

Discover the top 3 airlines that operate flights from Ireland to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 23 January 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£56Average£151FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£78Average£200FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
TAP AIR PORTUGALCheapest£84Average£173FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Lisbon?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Lisbon from Ireland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ireland to Lisbon?

Cheapflights helps you find that perfect flight to Lisbon from Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ireland to Lisbon with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Lisbon flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ireland to Lisbon become cheaper?

Of course! You can now track prices for flights from Ireland to Lisbon and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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