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Cheap flights from Dublin to Portugal from £26

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Portugal departing on 28/9. 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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Cheap return flights

Ryanair Logo
18:05 - 20:55DUB-LIS
2h 50mdirect
Ryanair Logo
05:55 - 08:40LIS-DUB
2h 45mdirect
£53Ryanair
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Sat, 20 Sep - Sun, 21 Sep
Ryanair Logo
14:10 - 17:00DUB-LIS
2h 50mdirect
Ryanair Logo
05:55 - 08:40LIS-DUB
2h 45mdirect
£54Ryanair
Find Deal
Sat, 20 Sep - Sun, 21 Sep
Logo
19:10 - 22:00DUB-LIS
2h 50mdirect
Logo
22:05 - 09:10LIS-DUB
11h 05m1 stop
£82
Find Deal
Mon, 29 Sep - Tue, 30 Sep
Logo
19:10 - 22:00DUB-LIS
2h 50mdirect
Logo
22:10 - 09:10LIS-DUB
11h 00m1 stop
£90
Find Deal
Mon, 29 Sep - Wed, 8 Oct
Aer Lingus Logo
16:05 - 19:00DUB-FAO
2h 55mdirect
Aer Lingus Logo
19:40 - 22:35FAO-DUB
2h 55mdirect
£101Aer Lingus
Find Deal
Mon, 13 Oct - Wed, 22 Oct
TAP AIR PORTUGAL Logo
04:15 - 07:10DUB-LIS
2h 55mdirect
TAP AIR PORTUGAL Logo
20:25 - 23:20LIS-DUB
2h 55mdirect
£112TAP AIR PORTUGAL
Find Deal
Sat, 15 Nov - Fri, 21 Nov
TAP AIR PORTUGAL Logo
18:50 - 21:45DUB-LIS
2h 55mdirect
TAP AIR PORTUGAL Logo
21:15 - 00:05LIS-DUB
2h 50mdirect
£123TAP AIR PORTUGAL
Find Deal
Mon, 22 Sep - Thu, 25 Sep
Aer Lingus Logo
16:05 - 19:00DUB-FAO
2h 55mdirect
Aer Lingus Logo
11:45 - 14:40FAO-DUB
2h 55mdirect
£123Aer Lingus
Find Deal
Wed, 10 Sep - Thu, 25 Sep
KLM Logo
20:45 - 07:10DUB-FAO
10h 25m1 stop
KLM Logo
20:00 - 12:35FAO-DUB
16h 35m1 stop
£144KLM
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Thu, 25 Sep - Wed, 1 Oct
KLM Logo
20:45 - 07:05DUB-FAO
10h 20m1 stop
KLM Logo
21:45 - 10:25FAO-DUB
12h 40m1 stop
£153KLM
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Fri, 12 Sep - Mon, 15 Sep

TAP AIR PORTUGAL flights from Dublin to Portugal

Our best TAP AIR PORTUGAL deals on Dublin to Portugal flight tickets
TAP AIR PORTUGAL
15 Nov
DUB04:15Dublin
2h 55m
LIS07:10Lisbon Humberto Delgado
21 Nov
LIS20:25Lisbon Humberto Delgado
2h 55m
DUB23:20Dublin
£112
Find similar
TAP AIR PORTUGAL
22 Sept
DUB18:50Dublin
2h 55m
LIS21:45Lisbon Humberto Delgado
25 Sept
LIS21:15Lisbon Humberto Delgado
2h 50m
DUB00:05Dublin
£123
Find similar
TAP AIR PORTUGAL
14 Nov
DUB11:10Dublin
5h 50m
1 stop
OPO17:00Porto
16 Nov
OPO05:00Porto
5h 20m
1 stop
DUB10:20Dublin
£130
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KLM flights from Dublin to Portugal

Our best KLM deals on Dublin to Portugal flight tickets
KLM
25 Sept
DUB20:45Dublin
10h 25m
1 stop
FAO07:10Faro
1 Oct
FAO20:00Faro
16h 35m
1 stop
DUB12:35Dublin
£144
Find similar
KLM
12 Sept
DUB20:45Dublin
10h 20m
1 stop
FAO07:05Faro
15 Sept
FAO21:45Faro
12h 40m
1 stop
DUB10:25Dublin
£153
Find similar
KLM
12 Sept
DUB20:45Dublin
10h 20m
1 stop
FAO07:05Faro
15 Sept
FAO20:00Faro
12h 20m
1 stop
DUB08:20Dublin
£153
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to Portugal 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, momondo users made 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from Dublin to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Sat 20/9

18:05-20:55

Nonstop2h 50m

Lisbon Humberto Delgado

Sun 21/9

05:55-08:40

Nonstop2h 45m

£53

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Sat 20/9

14:10-17:00

Nonstop2h 50m

Lisbon Humberto Delgado

Sun 21/9

05:55-08:40

Nonstop2h 45m

£54

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 29/9

19:10-22:00

Nonstop2h 50m

Lisbon Humberto Delgado

Tue 30/9

22:05-09:10

1 stop11h 05m

£82

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 29/9

19:10-22:00

Nonstop2h 50m

Lisbon Humberto Delgado

Wed 8/10

22:10-09:10

1 stop11h 00m

£90

DublinFaro

DUB - FAO

DUBFAO

Dublin

Mon 13/10

16:05-19:00

Nonstop2h 55m

Faro

Wed 22/10

19:40-22:35

Nonstop2h 55m

£101

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Sat 15/11

04:15-07:10

Nonstop2h 55m

Lisbon Humberto Delgado

Fri 21/11

20:25-23:20

Nonstop2h 55m

£112

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 22/9

18:50-21:45

Nonstop2h 55m

Lisbon Humberto Delgado

Thu 25/9

21:15-00:05

Nonstop2h 50m

£123

DublinFaro

DUB - FAO

DUBFAO

Dublin

Wed 10/9

16:05-19:00

Nonstop2h 55m

Faro

Thu 25/9

11:45-14:40

Nonstop2h 55m

£123

DublinFaro

DUB - FAO

DUBFAO

Dublin

Thu 25/9

20:45-07:10

1 stop10h 25m

Faro

Wed 1/10

20:00-12:35

1 stop16h 35m

£144

DublinFaro

DUB - FAO

DUBFAO

Dublin

Fri 12/9

20:45-07:05

1 stop10h 20m

Faro

Mon 15/9

21:45-10:25

1 stop12h 40m

£153

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 Portugal from

How to get the cheapest flight ticket from Dublin to Portugal

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

What is the cheapest month to fly to Portugal?

The month of January is, on average, the cheapest month to fly to Portugal from Dublin, with most prices found around £85. If you are unable to visit Portugal during the month of January, then departing from Dublin during the month February is also very affordable. Most momondo users find prices during this month for around £97.

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

The cheapest day to depart from Dublin to Portugal is on a Sunday when prices can be found for as low as £189. Flights from Dublin to Portugal on a Wednesday will generally be more expensive and average around £317. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

The cheapest time of day to fly to Portugal is at midday when flights can be purchased for as low as £128. Flights to Portugal are more costly in the morning, with an average ticket price of £273. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Dublin to Portugal flight route?

Fly from Dublin to Lisbon Humberto Delgado for the best Dublin - Portugal flight prices

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

You are more likely to see cheaper flights to Portugal from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around £145 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Dublin for as low as £102 on momondo.

What cabin class options are available on Dublin to Portugal flights?

There are 3 cabin classes available to choose from on Dublin to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dublin to Portugal flights?

No. A direct flight is the cheapest option for a flight between Dublin to Portugal.

Cheap Dublin to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Portugal

Best price found

£26

Fastest flight time

2h 15m

Direct flights

Every day

Airports in Portugal

3 airports
The best one-way flight to Portugal from Dublin in the past 72 hours is £26. The best return flight deal from Dublin to Portugal found on momondo in the last 72 hours is £53.
The fastest flight from Dublin to Portugal takes 2h 15m
Direct flights go from Dublin to Portugal every day.
There are 3 airports near Portugal: Faro (FAO), Lisbon Humberto Delgado (LIS), Porto (OPO)
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  • When did momondo last update prices for flights from Dublin Airport to Portugal?

    Prices for flights from Dublin Airport to Portugal refresh daily.

  • How many operators does momondo search for flights from Dublin Airport to Portugal?

  • How old do you have to be to fly from Dublin Airport to Portugal?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The required travel and health documents for your Portugal 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 Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Dublin to Portugal?

Best airlines flying from Dublin to Portugal

Compare and see reviews for airlines that fly from Dublin to Portugal with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £62Free CancellationRating
6.8
5,154 reviews
Search Ryanair flights
Aer LingusPriceFrom £69Free CancellationRating
7.1
1,192 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom £85Free CancellationRating
7.1
1,933 reviews
Search TAP AIR PORTUGAL flights

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Portugal?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dublin to Portugal . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Dublin to Portugal with flexible booking policies on momondo?

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

How can momondo help me find flights from Dublin to Portugal?

momondo provides multiple filters to help you find the best flight to Portugal from Dublin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Dublin to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.

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Find better results for your trip to Portugal

Popular Cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
Flights to Lisbonfrom £43
Flights to Farofrom £32
Flights to Portofrom £54
Flights to Funchalfrom £56
Flights to Ponta Delgadafrom £91
Flights to Lajesfrom £139
Flights to Hortafrom £237
Flights to Pico Islandfrom £252
Flights to Porto Santofrom £190
Flights to Santa Cruz das Floresfrom £254