Cheap flights from Portugal to Dublin from €30
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Dublin departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Portugal to Dublin
Recent return flight deals from Portugal to Dublin
Recent one-way flight deals from Portugal to Dublin
Recent last minute flight deals from Portugal to Dublin
Recent direct flight deals from Portugal to Dublin
Ryanair flights from Portugal to Dublin
Our best Ryanair deals on Portugal to Dublin flight tickets
TAP AIR PORTUGAL flights from Portugal to Dublin
Our best TAP AIR PORTUGAL deals on Portugal to Dublin flight tickets
See travel insights to Dublin from
How to get the cheapest flight ticket from Portugal 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 Portugal during February instead. Flights to Dublin in February, while not as cheap as those in January, still average around €85.
What is the cheapest day to depart on your flight to Dublin?
Our data shows that Thursday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €110. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around €193. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.
What is the cheapest time of day to depart on your flight to Dublin?
Our data shows that the cheapest Portugal to Dublin flights are usually those with departure times in the afternoon. Our users have found flights to Dublin in the afternoon for as low as €0. If you have a flexible travel schedule, then try to avoid flying at midday when prices are €174 on average. Flights to Dublin from Portugal at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Portugal to Dublin flight route?
Fly from Lisbon Humberto Delgado to Dublin for the best Portugal - Dublin flight prices
How far in advance should I book a flight to Dublin?
You are more likely to see cheaper flights to Dublin from Portugal when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €139 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Portugal for as low as €106 on momondo.
What cabin class options are available on Portugal to Dublin flights?
There are 1 cabin classes available to choose from on Portugal to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Portugal to Dublin on average per day?
The number of flights available between Portugal and Dublin is 7 per day as of April 2025. The most frequent departure time is 07:00, with 38% of daily flights leaving in the evening.
How many flights depart from Portugal to Dublin on average per week?
The number of flights available between Portugal and Dublin is 50 per week as of April 2025. The most frequent departure day is Wed, with 32% of weekly flights leaving on this day.
Cheap Portugal to Dublin flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portugal to Dublin
When did momondo last update prices for flights from Portugal to Dublin Airport?
Prices for flights from Portugal to Dublin Airport are updated daily.
How many operators does momondo search for flights from Portugal to Dublin Airport?
As of April 2025, there are 2 operators available to choose from for flights from Portugal to Dublin Airport.
How old do you have to be to fly from Portugal to Dublin Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Portugal to Dublin?
momondo data reveals that the most frequently booked plane model on the route from Portugal to Dublin is Boeing 737-800 Passenger/BBJ2 (winglets), representing 26.27% of all bookings. The subsequent popular models are Airbus A320-100/200 at 25.08%, Embraer 195 at 19.60%, and Embraer 190 at 11.25%.
Best airlines flying from Portugal to Dublin
Compare and see reviews for airlines that fly from Portugal to Dublin with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €79 | Free Cancellation | Rating 7.0 1,059 reviews | |||
| PriceFrom €107 | Free Cancellation | Rating 7.1 1,834 reviews |
Travelling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Portugal to Dublin?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dublin from Portugal.
Can I find flights from Portugal to Dublin with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Portugal to Dublin flights to just show those with flexible booking policies.
How can momondo help me find flights from Portugal to Dublin?
Once all potential Portugal to Dublin flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Portugal to Dublin right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from Portugal and alert you when they change.