Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Dublin to Porto
Today’s flight suggestion for Dublin - Porto
Outbound December 5, 2026 · Inbound December 7, 2026
Today’s suggestion
5:00 PM
DUB 7:25 PM
OPO2h 25m
Direct
9:00 PM
OPO 11:25 PM
DUB2h 25m
Direct
From $74
10:40 AM
DUB 1:05 PM
OPO2h 25m
Direct
9:00 PM
OPO 11:25 PM
DUB2h 25m
Direct
From $93
8:45 PM
DUB 11:55 PM +1
OPO27h 10m
1 stop
9:00 PM
OPO 11:25 PM
DUB2h 25m
Direct
From $122
Cheapest flight tickets
$62
Average price of a round trip
$152
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
2h25
A flight from Dublin to Porto takes on average 2h25.
Best time
July
According to user searches, the ideal month to go to Porto is July.
Tips for finding a cheap flight from Dublin to Porto
Check out our tips for booking your flight to Porto (Portugal) from Dublin (Ireland) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is May, with an average flight ticket price of $83 (calculation over the last two years). The most touristic season corresponds to the months of October, November and September.
For the cheapest flights, it is advisable to buy your ticket at least 45 days before the departure date.
The airline offering the cheapest flight tickets is Ryanair. A ticket from the airline Ryanair to Porto costs on average $140.
The airlines that offer the most flights are Ryanair and Ryanair.
info departure city :
Dublin, Ireland
airport :
Dublin International Airport (DUB)
local time :
Dublin is a city in the country Ireland, the time zone is [[timezone]]. In Dublin, it is currently {fromLocalTime}, the temperature is on average 8°C, with a minimum of 6°C and a maximum of 12°C.
The city of Dublin has 1 airport(s): Dublin
destination info :
Porto, Portugal
airport :
Porto-Francisco Sá-Carneiro Airport (OPO)
local time :
Porto is in the country Portugal, the time zone is [[timezone]]. In Porto, it is currently {toLocalTime}, the temperature is on average 15°C, with a minimum of 12°C and a maximum of 18°C.
The city of Porto has 1 airport(s): Porto-Francisco Sá-Carneiro
Useful info about Porto
What is the least touristic period to go to Porto?
If you want to visit Porto during the least touristic period, choose the month of July.
What is the most popular time to travel to Porto?
In Porto, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Dublin to Porto?
According to our data, it is recommended to book your flight 45 days before your departure. If you book your flight ticket 7 weeks before your departure, you may find a price below average. The cheapest day to book a flight from Dublin to Porto is Saturday.
What are the arrival and destination airports when traveling between Dublin and Porto?
When you leave, you can leave from Dublin, and you will arrive at Porto-Francisco Sá-Carneiro.
How to reach Dublin airport from the city centre?
This information is not available at this time.
Are there other means of transportation to go from Dublin to Porto?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Dublin and Porto?
In summer, the average temperature is 20°C in Porto and 15°C in Dublin. The average rainfall in summer is 28 mm in Porto and 75 mm in Dublin. In summer, it is warmer in Porto and it rains less in Porto. In winter, it is colder in Porto and it rains more in Porto.
