What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Porto to Dublin flights?

According to our data, Ryanair have had the fewest delays on this route over the last 12 months, with about 22% of their flights experiencing any sort of delay.

How often are flights from Porto to Dublin delayed?

Historically, on average around 22% of flights between Porto and Dublin have experienced a delay on any given week. The average delay length over the past 12 months has been 117 minutes.

What is the cheapest airline that flies from Porto to Dublin?

Ryanair is the most popular carrier operating from Porto to Dublin

What is the most punctual flight time for Porto to Dublin flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

When did momondo last update prices for flights from Porto Airport to Dublin Airport?

Prices for flights from Porto Airport to Dublin Airport are refreshed on a daily basis.

How old do you have to be to fly from Porto Airport to Dublin 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 from Porto Airport to Dublin Airport.

What documentation or ID do you need to fly to Dublin Airport?

The travel and health documents required for your trip to Dublin Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

€25 Cheap Flights from Porto to Dublin in 2025/26

Q: What is the typical price of a round-trip flight between Porto and Dublin?

Prices are currently low for flights on this route. Typical prices usually range from €92 to €148. The lowest price recently found on this route was €72.

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Find the cheapest flights from Porto to Dublin

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07:55 - 10:15

OPO

DUB

2h 20mdirect

09:15 - 11:35

DUB

OPO

2h 20mdirect

€72Ryanair

Sun, 25 Jan - Mon, 26 Jan

15:20 - 17:40

OPO

DUB

2h 20mdirect

09:15 - 11:35

DUB

OPO

2h 20mdirect

€76Ryanair

Thu, 22 Jan - Mon, 26 Jan

07:05 - 09:20

OPO

DUB

2h 15mdirect

12:35 - 14:55

DUB

OPO

2h 20mdirect

€83Ryanair

Tue, 6 Jan - Thu, 8 Jan

15:20 - 17:40

OPO

DUB

2h 20mdirect

18:10 - 20:30

DUB

OPO

2h 20mdirect

€87Ryanair

Thu, 22 Jan - Tue, 27 Jan

07:55 - 10:15

OPO

DUB

2h 20mdirect

21:40 - 08:40

DUB

OPO

11h 00m1 stop

€87Ryanair

Sun, 25 Jan - Mon, 26 Jan

14:30 - 16:50

OPO

DUB

2h 20mdirect

21:45 - 08:20

DUB

OPO

10h 35m1 stop

€88Ryanair

Sat, 24 Jan - Sun, 25 Jan

09:45 - 12:05

OPO

DUB

2h 20mdirect

08:35 - 11:00

DUB

OPO

26h 25m1 stop

€90Ryanair

Fri, 27 Feb - Mon, 2 Mar

14:30 - 16:50

OPO

DUB

2h 20mdirect

21:40 - 08:40

DUB

OPO

11h 00m1 stop

€92Ryanair

Sat, 24 Jan - Mon, 26 Jan

07:55 - 10:15

OPO

DUB

2h 20mdirect

21:30 - 18:35

DUB

OPO

21h 05m1 stop

€93Ryanair

Sun, 25 Jan - Thu, 29 Jan

15:20 - 17:40

OPO

DUB

2h 20mdirect

07:10 - 15:00

DUB

OPO

7h 50m1 stop

€94Ryanair

Thu, 15 Jan - Sun, 18 Jan

Ryanair flights from Porto to Dublin

Our best Ryanair deals on Porto to Dublin flight tickets

Ryanair

25 Jan

OPO07:55Porto

2h 20m

DUB10:15Dublin

26 Jan

DUB09:15Dublin

2h 20m

OPO11:35Porto

€72

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Ryanair

22 Jan

OPO15:20Porto

2h 20m

DUB17:40Dublin

26 Jan

DUB09:15Dublin

2h 20m

OPO11:35Porto

€76

Find similar

Ryanair

6 Jan

OPO07:05Porto

2h 15m

DUB09:20Dublin

8 Jan

DUB12:35Dublin

2h 20m

OPO14:55Porto

€83

Find similar

KLM flights from Porto to Dublin

Our best KLM deals on Porto to Dublin flight tickets

KLM

30 Dec

OPO06:05Porto

16h 05m

1 stop

DUB22:10Dublin

2 Jan

DUB05:55Dublin

16h 30m

1 stop

OPO22:25Porto

€237

Find similar

KLM

30 Dec

OPO06:05Porto

10h 15m

1 stop

DUB16:20Dublin

2 Jan

DUB05:55Dublin

9h 30m

1 stop

OPO15:25Porto

€254

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Fly from

Fly to

Route

Depart

Return

Price

PortoDublin

OPO - DUB

OPODUB

Porto

Sun 25/1

07:55-10:15

Nonstop2h 20m

Dublin

Mon 26/1

09:15-11:35

Nonstop2h 20m

€72

PortoDublin

OPO - DUB

OPODUB

Porto

Thu 22/1

15:20-17:40

Nonstop2h 20m

Dublin

Mon 26/1

09:15-11:35

Nonstop2h 20m

€76

PortoDublin

OPO - DUB

OPODUB

Porto

Tue 6/1

07:05-09:20

Nonstop2h 15m

Dublin

Thu 8/1

12:35-14:55

Nonstop2h 20m

€83

PortoDublin

OPO - DUB

OPODUB

Porto

Thu 22/1

15:20-17:40

Nonstop2h 20m

Dublin

Tue 27/1

18:10-20:30

Nonstop2h 20m

€87

PortoDublin

OPO - DUB

OPODUB

Porto

Sun 25/1

07:55-10:15

Nonstop2h 20m

Dublin

Mon 26/1

21:40-08:40

1 stop11h 00m

€87

PortoDublin

OPO - DUB

OPODUB

Porto

Sat 24/1

14:30-16:50

Nonstop2h 20m

Dublin

Sun 25/1

21:45-08:20

1 stop10h 35m

€88

PortoDublin

OPO - DUB

OPODUB

Porto

Fri 27/2

09:45-12:05

Nonstop2h 20m

Dublin

Mon 2/3

08:35-11:00

1 stop26h 25m

€90

PortoDublin

OPO - DUB

OPODUB

Porto

Sat 24/1

14:30-16:50

Nonstop2h 20m

Dublin

Mon 26/1

21:40-08:40

1 stop11h 00m

€92

PortoDublin

OPO - DUB

OPODUB

Porto

Sun 25/1

07:55-10:15

Nonstop2h 20m

Dublin

Thu 29/1

21:30-18:35

1 stop21h 05m

€93

PortoDublin

OPO - DUB

OPODUB

Porto

Thu 15/1

15:20-17:40

Nonstop2h 20m

Dublin

Sun 18/1

07:10-15:00

1 stop7h 50m

€94

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Porto to Dublin

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

Delays

Other information

What is the typical price of a round-trip flight between Porto and Dublin?

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of January, then book flights to Dublin from Porto during February instead. Flights to Dublin in February, while not as cheap as those in January, still average around €115.

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

Our data shows that Monday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €113. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around €221. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

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

You are more likely to see cheaper flights to Dublin from Porto when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €157 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Porto for as low as €103 on momondo.

How have Porto to Dublin flight prices changed over time?

As of December 2025, prices for Porto to Dublin flights are approximately 57% more expensive when compared to flights at the same time last year.

When to book flights from Porto to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to Dublin according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Porto to Dublin (OPO to DUB) flight deals and tips

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

Best price found	€113
Fastest flight time	2h 20m
Direct flights	Every day
Airports in Dublin	1 airport

The best flight deal from Porto to Dublin found on momondo in the last 72 hours is €113

The fastest flight from Porto to Dublin takes 2h 20m

Direct flights go from Porto to Dublin every day.

There is 1 airport in Dublin. From Porto there are direct flights to Dublin (DUB).

Search flight deals

How far is Porto to Dublin by plane?
There are 1365.6 km between Porto and Dublin. 2h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Porto Airport to Dublin Airport?
Prices for flights from Porto Airport to Dublin Airport are refreshed on a daily basis.
How old do you have to be to fly from Porto Airport to Dublin 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 from Porto Airport to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The travel and health documents required for your trip to Dublin Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Porto to Dublin?
momondo data reveals that the most frequently booked plane model on the route from Porto to Dublin is Boeing 737 MAX 8, representing 63.25% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 32.45%, Airbus A320-100/200 at 1.32%, and Airbus A321neo at 0.99%.

Kilkenny

Athlone

Wicklow

Swords

Cavan

Dundalk

Tullamore

Naas

Kildare

Enniscorthy

Bray

Mullingar

Carlingford

Arklow

Gorey

Malahide

Maynooth

Leixlip

Castleknock

Drogheda

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Dublin from Porto with this policy.

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

momondo helps you find the best flight between Porto and Dublin 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 Porto to Dublin right now. Can momondo alert me if prices change?

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

An easier way to manage your Dublin trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from Porto to Dublin from €25

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to Dublin departing on 25/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Porto to Dublin

Cheap return flights

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Cheap last-minute flights

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Ryanair flights from Porto to Dublin

Our best Ryanair deals on Porto to Dublin flight tickets

KLM flights from Porto to Dublin

Our best KLM deals on Porto to Dublin flight tickets

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

See travel insights to Dublin from

How to get the cheapest flight ticket from Porto to Dublin

What is the typical price of a round-trip flight between Porto and Dublin?

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of January, then book flights to Dublin from Porto during February instead. Flights to Dublin in February, while not as cheap as those in January, still average around €115.

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

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

How have Porto to Dublin flight prices changed over time?

As of December 2025, prices for Porto to Dublin flights are approximately 57% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Porto to Dublin?

Ryanair is the most popular carrier operating from Porto to Dublin

How often are flights from Porto to Dublin delayed?

Historically, on average around 22% of flights between Porto and Dublin have experienced a delay on any given week. The average delay length over the past 12 months has been 117 minutes.

What is the most punctual flight time for Porto to Dublin flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Porto to Dublin flights?

According to our data, Ryanair have had the fewest delays on this route over the last 12 months, with about 22% of their flights experiencing any sort of delay.

When to book flights from Porto to Dublin

Cheap Porto to Dublin (OPO to DUB) flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in Dublin

How far is Porto to Dublin by plane?

When did momondo last update prices for flights from Porto Airport to Dublin Airport?

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

What documentation or ID do you need to fly to Dublin Airport?

What is the most popular plane model from Porto to Dublin?

Travelling to a place near Dublin?

Why use momondo?

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

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

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

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

An easier way to manage your Dublin trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

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

Find better results for your trip to Ireland

Airports servicing Ireland