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Flights to Lisbon Humberto Delgado

€45 Cheap flights to Lisbon

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Lisbon departing on 29/10. 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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Find the cheapest flights from Ireland to Lisbon

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
13:55 - 16:45DUB-LIS
2h 50mdirect
Ryanair Logo
20:30 - 23:20LIS-DUB
2h 50mdirect
€81Ryanair
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Thu, 6 Nov - Thu, 13 Nov
Ryanair Logo
10:15 - 13:05DUB-LIS
2h 50mdirect
Ryanair Logo
09:55 - 12:45LIS-DUB
2h 50mdirect
€82Ryanair
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Wed, 12 Nov - Sun, 16 Nov
Multiple Airlines Logo
04:25 - 07:20DUB-LIS
2h 55mdirect
Multiple Airlines Logo
21:35 - 00:25LIS-DUB
2h 50mdirect
€83Multiple Airlines
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Fri, 21 Nov - Sat, 29 Nov
Ryanair Logo
10:25 - 13:15DUB-LIS
2h 50mdirect
Ryanair Logo
06:40 - 09:30LIS-DUB
2h 50mdirect
€83Ryanair
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Tue, 17 Feb - Wed, 18 Feb
Multiple Airlines Logo
13:20 - 20:25DUB-LIS
7h 05m1 stop
Multiple Airlines Logo
21:35 - 00:25LIS-DUB
2h 50mdirect
€85Multiple Airlines
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Tue, 11 Nov - Sat, 22 Nov
Vueling Logo
13:20 - 20:25DUB-LIS
7h 05m1 stop
Vueling Logo
21:05 - 12:40LIS-DUB
15h 35m1 stop
€114Vueling
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Tue, 11 Nov - Sat, 22 Nov
Aer Lingus Logo
07:15 - 10:10DUB-LIS
2h 55mdirect
Aer Lingus Logo
10:50 - 13:45LIS-DUB
2h 55mdirect
€115Aer Lingus
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Mon, 17 Nov - Fri, 21 Nov
Aer Lingus Logo
07:15 - 10:10DUB-LIS
2h 55mdirect
Aer Lingus Logo
10:50 - 13:45LIS-DUB
2h 55mdirect
€122Aer Lingus
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Tue, 4 Nov - Tue, 11 Nov
KLM Logo
15:40 - 10:35ORK-LIS
18h 55m2 stops
KLM Logo
11:25 - 23:25LIS-ORK
12h 00m1 stop
€235KLM
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Sun, 23 Nov - Tue, 2 Dec
KLM Logo
17:15 - 10:35ORK-LIS
17h 20m1 stop
KLM Logo
05:00 - 23:25LIS-ORK
18h 25m1 stop
€304KLM
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Fri, 28 Nov - Sun, 30 Nov

momondo Fare Finder

 
Locate flights to Lisbon Humberto Delgado that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 9 October 2025.
Use the filters below to find and compare flights to Lisbon that are best for you.

Fly from

Route

Depart

Return

Price

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Thu 6/11

13:55-16:45

Nonstop2h 50m

Lisbon Humberto Delgado

Thu 13/11

20:30-23:20

Nonstop2h 50m

€81

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Wed 12/11

10:15-13:05

Nonstop2h 50m

Lisbon Humberto Delgado

Sun 16/11

09:55-12:45

Nonstop2h 50m

€82

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Fri 21/11

04:25-07:20

Nonstop2h 55m

Lisbon Humberto Delgado

Sat 29/11

21:35-00:25

Nonstop2h 50m

€83

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Tue 17/2

10:25-13:15

Nonstop2h 50m

Lisbon Humberto Delgado

Wed 18/2

06:40-09:30

Nonstop2h 50m

€83

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Tue 11/11

13:20-20:25

1 stop7h 05m

Lisbon Humberto Delgado

Sat 22/11

21:35-00:25

Nonstop2h 50m

€85

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Tue 11/11

13:20-20:25

1 stop7h 05m

Lisbon Humberto Delgado

Sat 22/11

21:05-12:40

1 stop15h 35m

€114

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 17/11

07:15-10:10

Nonstop2h 55m

Lisbon Humberto Delgado

Fri 21/11

10:50-13:45

Nonstop2h 55m

€115

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Tue 4/11

07:15-10:10

Nonstop2h 55m

Lisbon Humberto Delgado

Tue 11/11

10:50-13:45

Nonstop2h 55m

€122

CorkLisbon

ORK - LIS

ORKLIS

Cork

Sun 23/11

15:40-10:35

2 stops18h 55m

Lisbon Humberto Delgado

Tue 2/12

11:25-23:25

1 stop12h 00m

€235

CorkLisbon

ORK - LIS

ORKLIS

Cork

Fri 28/11

17:15-10:35

1 stop17h 20m

Lisbon Humberto Delgado

Sun 30/11

05:00-23:25

1 stop18h 25m

€304

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Lisbon from

Lisbon flights insights and trends

Explore insights for your Lisbon flight to craft the best travel plan

What is the cheapest month to fly to Lisbon?

In general, January is the cheapest month to fly from Ireland to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €97. If you don’t want to visit Lisbon in January, then you should wait until February to fly from Ireland, when ticket prices are also cheap, with an average price of €114.

What is the absolute cheapest flight to Lisbon?

See prices from:

What is the cheapest day to depart on your flight to Lisbon?

The cheapest day to depart from Ireland to Lisbon is on a Sunday. Travellers who choose to depart for Lisbon on a Sunday will often find tickets for as low as €352. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Lisbon on Thursday is €717.

What is the cheapest time of day to depart on your flight to Lisbon?

According to our data, the cheapest time of day to fly to Lisbon is in the morning. momondo users have found flights departing from Ireland to Lisbon in the morning for as low as €435. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are €779 on average. Flights to Lisbon from Ireland in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Lisbon from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around €161 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Ireland for as low as €138 on momondo.

Cheapest flights to Lisbon Humberto Delgado

Find the cheapest flights to Lisbon Humberto Delgado from your nearest city or airport
Find flights from Dublin to Lisbon
CHEAPEST MONTH TO FLY TO LISBON FROM DUBLINJanuary40% cheaperFlying from Dublin to Lisbon costs on average just €97 in January
MOST EXPENSIVE MONTH TO FLY TO LISBON FROM DUBLINJune41% more expensiveIt costs about €228 for flights to Lisbon from Dublin in June
MOST POPULAR MONTH TO FLY TO LISBON FROM DUBLINApril407% more users visitedMore momondo users searched in flights to Lisbon from Dublin in April than any other month

Cheap Lisbon flight deals and tips

Summary info about Lisbon flight prices, duration and airlines

Best One-Way Price

€45

Best Round-Trip Price

€81

Fastest flight time

2h 50m

Popular in

June
The best one-way flight price to Lisbon from Ireland in the last 72 hours is €45 (Dublin to Lisbon Humberto Delgado).
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The best round-trip flight price to Lisbon from Ireland in the last 72 hours is €81 (Dublin to Lisbon Humberto Delgado).
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The fastest flight to Lisbon from Ireland takes 2h 50m (Dublin to Lisbon Humberto Delgado).
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June has the highest demand for flights to Lisbon, with a 17% price increase on average.
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Frequently asked questions about flying to Lisbon

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

We recommend purchasing flights from Ireland to Lisbon 0 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Lisbon for €161. In the past 72 hours, momondo users found flights from Ireland to Lisbon for as low as €58.

Is there an alternative airport near Lisbon?

Those flying to Lisbon could potentially find better pricing at Cascais Aerodrome Airport (19 km from Lisbon city centre) depending on the month and departure airport.

When did momondo last update prices for flights to Lisbon Humberto Delgado Airport?

Prices for flights to Lisbon Humberto Delgado Airport were last updated today.

How many operators does momondo search for flights to Lisbon Humberto Delgado Airport?

The number of operators available for flights to Lisbon Humberto Delgado Airport is 11 as of October 2025.

How old do you have to be to fly to Lisbon Humberto Delgado Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The necessary travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Estoril
Ericeira
Setúbal
Comporta
Almada
Caldas da Rainha
Fátima
Evora
Sesimbra
Madeira
Oeiras
Figueira da Foz
Sines
Torres Vedras
Óbidos
Sintra
Peniche
Nazaré
Palmela

Why use momondo?

Why should I use momondo to find a flight deal 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 for you.

Can I find flights to Lisbon with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for flights to Lisbon to just show those with flexible booking policies.

How can momondo help me find flights to Lisbon?

momondo helps you find the best flight to Lisbon by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight to Lisbon right now. Can momondo alert me if prices change?

Price alerts on flights to Lisbon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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