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Cheap flight tickets from Dublin to Porto

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Compare Dublin to Porto flight deals

Find the cheapest month or even day of the year to fly to Porto

Book the best Porto fare with no extra fees

Flight deals from Dublin to Porto

Looking for a cheap last-minute deal or the best return flight from Dublin to Porto? Find the lowest prices on one-way and return tickets right here.
Porto.RM326 per passenger.Departing Tue, 29 Apr, returning Tue, 13 May.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Tue, 29 Apr, arriving in Porto.Inbound direct flight with Ryanair departs from Porto on Tue, 13 May, arriving in Dublin.Price includes taxes and charges.From RM326, select.
Porto.RM346 per passenger.Departing Sat, 5 Apr, returning Tue, 8 Apr.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Sat, 5 Apr, arriving in Porto.Inbound direct flight with Ryanair departs from Porto on Tue, 8 Apr, arriving in Dublin.Price includes taxes and charges.From RM346, select.
Porto.RM420 per passenger.Departing Tue, 6 May, returning Tue, 13 May.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Tue, 6 May, arriving in Porto.Inbound direct flight with Ryanair departs from Porto on Tue, 13 May, arriving in Dublin.Price includes taxes and charges.From RM420, select.
Porto.RM440 per passenger.Departing Mon, 31 Mar, returning Tue, 1 Apr.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Mon, 31 Mar, arriving in Porto.Inbound direct flight with Ryanair departs from Porto on Tue, 1 Apr, arriving in Dublin.Price includes taxes and charges.From RM440, select.
Porto.RM441 per passenger.Departing Tue, 7 Oct, returning Wed, 22 Oct.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Tue, 7 Oct, arriving in Porto.Inbound direct flight with Ryanair departs from Porto on Wed, 22 Oct, arriving in Dublin.Price includes taxes and charges.From RM441, select.
Porto.RM448 per passenger.Departing Tue, 30 Sep, returning Wed, 15 Oct.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Tue, 30 Sep, arriving in Porto.Inbound direct flight with Ryanair departs from Porto on Wed, 15 Oct, arriving in Dublin.Price includes taxes and charges.From RM448, select.
Porto.RM480 per passenger.Departing Tue, 16 Sep, returning Wed, 17 Sep.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Tue, 16 Sep, arriving in Porto.Inbound direct flight with Ryanair departs from Porto on Wed, 17 Sep, arriving in Dublin.Price includes taxes and charges.From RM480, select.
Porto.RM481 per passenger.Departing Wed, 28 May, returning Wed, 11 Jun.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Wed, 28 May, arriving in Porto.Inbound direct flight with Ryanair departs from Porto on Wed, 11 Jun, arriving in Dublin.Price includes taxes and charges.From RM481, select.

Find the cheapest month to fly from Dublin to Porto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dublin to Porto flights are currently cheapest in April.
Feb
from RM1,282
Mar
from RM515
Apr
from RM346
May
from RM420
Jun
from RM534
Jul
from RM691
Aug
from RM519
Sep
from RM480
Oct
from RM441
Nov
from RM699
Dec
from RM697
Jan
Find prices

Direct flights from Dublin to Porto

Dublin to Porto: Alternative routes

Compare routes from Dublin to Porto below. You may find an airport to fly into that's cheaper, faster, or easier than Porto.

Dublin to Porto: Flight information

The things to know before you go.
Cheapest flight foundRM326
Cheapest month to flyApril
Average flight time2 hrs, 25 mins
Most popular airlineRyanair
Average flights per week7

Finding cheap flights from Dublin to Porto: Frequently asked questions

The best price we found for a return flight from Dublin to Porto is RM326. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 25 minutes is the average flight time from Dublin to Porto.
Ryanair flies direct from Dublin to Porto.
As of February 2025, there are 7 flights per week flying from Dublin to Porto.
The cheapest month to fly from Dublin to Porto is usually February 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to Porto Airport on Tuesday, 29 April 2025.
Yes – the average flight time is 2 hours and 25 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Porto but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Porto is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Porto.

Travelling from Dublin Airport (DUB) to Porto Airport (OPO): what you need to know

  • On average, direct flights from Dublin Airport to Porto Airport take 2 hours 24 minutes. Porto and Dublin are in the same timezone (UTC+0), so you won't have to change your watch once you arrive.

  • For the first departure, hop on the 06:05 flight from Dublin Airport to Porto Airport. If you want to leave later, the latest flight departs at 22:25. With 11 flights each week from DUB to OPO, you can select the timing that's best for you.

  • Flying over a peak time such as August? Major public holidays and other popular seasons can result in longer lines at checkpoints. Play things extra safe and arrive up to four hours ahead of an international flight and two hours before a domestic departure.

  • If you want to break up your flight from Dublin Airport to Porto Airport, consider adding a stopover. Just uncheck 'Direct flights only' to find a destination that interests you. Popular stopovers on the DUB - OPO route are:

    • Nantes Atlantique Airport

    • Bristol Airport

    • Birmingham International Airport

  • To see whether you need a visa to enter Portugal, contact your carrier and the local consulate or embassy. They'll provide you with the most current information, including other paperwork you may need after booking your cheap ticket from DUB to OPO.

How to find the cheapest flights from Dublin Airport (DUB) to Porto Airport (OPO)

  • The best price we've seen for a one-way ticket from Dublin Airport to Porto Airport is RM167. The cheapest price for a return flight is RM326. Keep in mind that fares could change due to demand at the time of booking.

  • Don't leave everything to the last moment. You're more likely to find cheap tickets from DUB to OPO if you book ahead. Airlines often offer some amazing early bird deals.

  • Schedule your trip for August. That's the cheapest month for tickets from Dublin Airport to Porto Airport. If you're flexible with your travel dates, try out the 'Whole month' tool to see the cheapest airfare across every month.

  • Log into your online account or use the app to create a Price Alert. You'll be notified straight away if there's a better deal on this route. It's easy to do, and it'll save you the hassle of checking for cheap tickets from DUB to OPO every day.

  • Take advantage of filters to find the ideal trip for you. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Dublin Airport to Porto Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and number of stops.

Handy information about Dublin Airport (DUB)

  • Located around 21 kilometres from central Dublin, Dublin Airport can be reached in about 29 minutes by car, depending on traffic. The journey by public transport will take roughly 2 hours and 9 minutes.

  • Want a convenient hotel near DUB? If you're on an early flight from Dublin Airport to Porto Airport, these stays will put you moments from your departure lounge:

Arriving at Porto Airport (OPO)

  • The last thing you need is a lengthy journey to your hotel if you're getting in late on a flight from Dublin Airport to Porto Airport. Check in to one of these accommodation options near OPO instead:

Getting from Porto Airport (OPO) to central Porto

  • From Porto Airport, Porto is approximately 16 kilometres away. It takes around 21 minutes to reach the centre driving.

  • If you're travelling by public transport, expect a journey of around 49 minutes.

When to fly to Porto Airport (OPO)

  • It's time to work out your trip dates for your flight from Dublin Airport to Porto Airport. August is the busiest month to visit Porto. If you prefer a more relaxed vibe, go in February.

  • The warmest month in Porto is August, with temperatures ranging between 14ºC and 32ºC. Book your flights from Dublin Airport to Porto Airport in this month if this is the kind of weather you like.

  • Look for cheap tickets from DUB to OPO in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between 3ºC and 14ºC on average.

More about Porto

Complete your Porto trip with hotels and a car rental

  • You've booked a cheap ticket to Porto Airport — next up is finding somewhere to stay, and maybe even your own set of wheels. We've compared prices across hundreds of companies to bring you the top hotels and car rental deals in Porto.

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Plan the rest of your trip from Dublin to Porto

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.