Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Porto to Dublin
The cheapest flights right now
Porto – Dublin
Outbound – Nov 28, 2026
direct
2h 25m Return – Dec 6, 2026
direct
2h 25m $166
today
Porto – Dublin
Outbound – Nov 28, 2026
direct
2h 25m Return – Dec 6, 2026
1 stop
6h 50m FAO
$84
today
Porto – Dublin
Outbound – Nov 21, 2026
direct
2h 25m Return – Nov 29, 2026
direct
2h 25m $83
2 days ago
Porto – Dublin
Outbound – Dec 12, 2026
direct
2h 25m Return – Dec 18, 2026
direct
2h 25m $172
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Today’s flight suggestion for Porto - Dublin
Outbound December 5, 2026 · Inbound December 6, 2026
Today’s suggestion
7:50 PM
OPO 10:15 PM
DUB2h 25m
Direct
6:30 AM
DUB 8:55 AM
OPO2h 25m
Direct
From $48
12:45 PM
OPO 8:15 PM
DUB7h 30m
1 stop
6:30 AM
DUB 8:55 AM
OPO2h 25m
Direct
From $125
7:50 AM
OPO 10:15 AM
DUB2h 25m
Direct
6:30 AM
DUB 8:55 AM
OPO2h 25m
Direct
From $126
Cheapest flight tickets
$64
Average price of a round trip
$128
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
2h25
A flight from Porto to Dublin takes on average 2h25.
Best time
June
According to user searches, the ideal month to go to Dublin is June.
Tips for finding a cheap flight from Porto to Dublin
Check out our tips for booking your flight to Dublin (Ireland) from Porto (Portugal) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is November, with an average flight ticket price of $85 (calculation over the last two years). The most touristic season corresponds to the months of November, October and September.
For the cheapest flights, it is advisable to buy your ticket at least 66 days before the departure date.
The airline offering the cheapest flight tickets is Ryanair. A ticket from the airline Ryanair to Dublin costs on average $112.
The airlines that offer the most flights are Ryanair and Ryanair.
info departure city :
Porto, Portugal
airport :
Porto-Francisco Sá-Carneiro Airport (OPO)
local time :
Porto is a city in the country Portugal, the time zone is [[timezone]]. In Porto, it is currently {fromLocalTime}, 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
destination info :
Dublin, Ireland
airport :
Dublin International Airport (DUB)
local time :
Dublin is in the country Ireland, the time zone is [[timezone]]. In Dublin, it is currently {toLocalTime}, 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
Useful info about Dublin
What is the least touristic period to go to Dublin?
If you want to visit Dublin during the least touristic period, choose the month of June.
What is the most popular time to travel to Dublin?
In Dublin, the most popular month is November. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Porto to Dublin?
According to our data, it is recommended to book your flight 66 days before your departure. If you book your flight ticket 10 weeks before your departure, you may find a price below average. The cheapest day to book a flight from Porto to Dublin is Saturday.
What are the arrival and destination airports when traveling between Porto and Dublin?
When you leave, you can leave from Porto-Francisco Sá-Carneiro, and you will arrive at Dublin.
How to reach Porto airport from the city centre?
This information is not available at this time.
Are there other means of transportation to go from Porto to Dublin?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Porto and Dublin?
In summer, the average temperature is 15°C in Dublin and 20°C in Porto. The average rainfall in summer is 75 mm in Dublin and 28 mm in Porto. 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.
