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.

How many flights depart from Porto to Dublin on average per week?

The number of flights available between Porto and Dublin is 3 per week as of November 2025. The most frequent departure day is Sat, with 67% of weekly flights leaving on this day.

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

Ryanair is the most popular carrier operating from Porto to Dublin

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 116 minutes.

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.

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.

€22 Cheap Flights from Porto to Dublin in 2025/26

1 adult

0 bags

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Porto to Dublin

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

09:45 - 12:05OPO-DUB

2h 20mdirect

09:15 - 11:35DUB-OPO

2h 20mdirect

€71Ryanair

Find Deal

Fri, 16 Jan - Mon, 19 Jan

09:45 - 12:05OPO-DUB

2h 20mdirect

10:50 - 13:10DUB-OPO

2h 20mdirect

€73Ryanair

Find Deal

Fri, 16 Jan - Sun, 18 Jan

09:45 - 12:05OPO-DUB

2h 20mdirect

09:15 - 11:35DUB-OPO

2h 20mdirect

€77Ryanair

Find Deal

Fri, 16 Jan - Mon, 19 Jan

09:45 - 12:05OPO-DUB

2h 20mdirect

10:50 - 13:10DUB-OPO

2h 20mdirect

€78Ryanair

Find Deal

Fri, 16 Jan - Sun, 18 Jan

06:30 - 08:50OPO-DUB

2h 20mdirect

20:05 - 15:20DUB-OPO

19h 15m1 stop

€89Ryanair

Find Deal

Mon, 22 Dec - Wed, 31 Dec

11:40 - 20:05OPO-DUB

8h 25m1 stop

09:15 - 11:35DUB-OPO

2h 20mdirect

€96Ryanair

Find Deal

Sat, 17 Jan - Mon, 19 Jan

18:45 - 23:45OPO-DUB

5h 00m1 stop

09:15 - 11:35DUB-OPO

2h 20mdirect

€96Ryanair

Find Deal

Fri, 16 Jan - Mon, 19 Jan

18:45 - 23:45OPO-DUB

5h 00m1 stop

10:50 - 13:10DUB-OPO

2h 20mdirect

€97Ryanair

Find Deal

Fri, 16 Jan - Sun, 18 Jan

07:55 - 10:15OPO-DUB

2h 20mdirect

08:55 - 11:15DUB-OPO

2h 20mdirect

€101Ryanair

Find Deal

Sun, 21 Dec - Sat, 27 Dec

15:20 - 17:40OPO-DUB

2h 20mdirect

10:50 - 13:10DUB-OPO

2h 20mdirect

€102Ryanair

Find Deal

Thu, 29 Jan - Sun, 1 Feb

Ryanair flights from Porto to Dublin

Our best Ryanair deals on Porto to Dublin flight tickets

Ryanair

16 Jan

OPO09:45Porto

2h 20m

DUB12:05Dublin

19 Jan

DUB09:15Dublin

2h 20m

OPO11:35Porto

€71

Find similar

Ryanair

16 Jan

OPO09:45Porto

2h 20m

DUB12:05Dublin

18 Jan

DUB10:50Dublin

2h 20m

OPO13:10Porto

€73

Find similar

Ryanair

16 Jan

OPO09:45Porto

2h 20m

DUB12:05Dublin

19 Jan

DUB09:15Dublin

2h 20m

OPO11:35Porto

€77

Find similar

KLM flights from Porto to Dublin

Our best KLM deals on Porto to Dublin flight tickets

KLM

7 Dec

OPO16:10Porto

6h 00m

1 stop

DUB22:10Dublin

10 Dec

DUB17:15Dublin

17h 15m

1 stop

OPO10:30Porto

€194

Find similar

KLM

7 Dec

OPO16:10Porto

6h 00m

1 stop

DUB22:10Dublin

10 Dec

DUB17:15Dublin

17h 15m

1 stop

OPO10:30Porto

€203

Find similar

KLM

6 Dec

OPO16:10Porto

6h 00m

1 stop

DUB22:10Dublin

9 Dec

DUB17:15Dublin

17h 15m

1 stop

OPO10:30Porto

€221

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortoDublin

OPO - DUB

OPODUB

Porto

Fri 16/1

09:45-12:05

Nonstop2h 20m

Dublin

Mon 19/1

09:15-11:35

Nonstop2h 20m

€71

PortoDublin

OPO - DUB

OPODUB

Porto

Fri 16/1

09:45-12:05

Nonstop2h 20m

Dublin

Sun 18/1

10:50-13:10

Nonstop2h 20m

€73

PortoDublin

OPO - DUB

OPODUB

Porto

Fri 16/1

09:45-12:05

Nonstop2h 20m

Dublin

Mon 19/1

09:15-11:35

Nonstop2h 20m

€77

PortoDublin

OPO - DUB

OPODUB

Porto

Fri 16/1

09:45-12:05

Nonstop2h 20m

Dublin

Sun 18/1

10:50-13:10

Nonstop2h 20m

€78

PortoDublin

OPO - DUB

OPODUB

Porto

Mon 22/12

06:30-08:50

Nonstop2h 20m

Dublin

Wed 31/12

20:05-15:20

1 stop19h 15m

€89

PortoDublin

OPO - DUB

OPODUB

Porto

Sat 17/1

11:40-20:05

1 stop8h 25m

Dublin

Mon 19/1

09:15-11:35

Nonstop2h 20m

€96

PortoDublin

OPO - DUB

OPODUB

Porto

Fri 16/1

18:45-23:45

1 stop5h 00m

Dublin

Mon 19/1

09:15-11:35

Nonstop2h 20m

€96

PortoDublin

OPO - DUB

OPODUB

Porto

Fri 16/1

18:45-23:45

1 stop5h 00m

Dublin

Sun 18/1

10:50-13:10

Nonstop2h 20m

€97

PortoDublin

OPO - DUB

OPODUB

Porto

Sun 21/12

07:55-10:15

Nonstop2h 20m

Dublin

Sat 27/12

08:55-11:15

Nonstop2h 20m

€101

PortoDublin

OPO - DUB

OPODUB

Porto

Thu 29/1

15:20-17:40

Nonstop2h 20m

Dublin

Sun 1/2

10:50-13:10

Nonstop2h 20m

€102

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 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 €116.

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 €162 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 €117 on momondo.

How have Porto to Dublin flight prices changed over time?

As of November 2025, prices for Porto to Dublin flights are approximately 15% cheaper 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

Fastest flight time	2h 15m
Direct flights	Every day
Airports in Dublin	1 airport

The fastest flight from Porto to Dublin takes 2h 15m

Direct flights go from Porto to Dublin every day.

There is 1 airport near Dublin: Dublin (DUB)

Search flight deals

How far is Porto to Dublin by plane?
There are 1365.6 km between Porto and Dublin. 2h 15m 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 737-800 Passenger/BBJ2 (winglets), representing 48.19% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 45.78%, Airbus A320-100/200 at 1.61%, and Airbus A321neo at 1.20%.

Kilkenny

Athlone

Wicklow

Swords

Cavan

Dundalk

Tullamore

Enniscorthy

Kildare

Bray

Mullingar

Naas

Arklow

Carlingford

Maynooth

Leixlip

Drogheda

Gorey

Malahide

Castleknock

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Tue 23/12

Tue 30/12

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Airports servicing Ireland

Cheap flights from Porto to Dublin from €22

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 10/12. 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

Price Alerts

Find the cheapest flights from Porto to Dublin

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

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

momondo Fare Finder

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

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 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 €116.

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

How have Porto to Dublin flight prices changed over time?

As of November 2025, prices for Porto to Dublin flights are approximately 15% cheaper 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 116 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.

How many flights depart from Porto to Dublin on average per week?

The number of flights available between Porto and Dublin is 3 per week as of November 2025. The most frequent departure day is Sat, with 67% of weekly flights leaving on this day.

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

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