Cheap flights from Portugal to Ireland from €36
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 Ireland departing on 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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TAP AIR PORTUGAL flights from Portugal to Ireland
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KLM flights from Portugal to Ireland
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How to get the cheapest flight ticket from Portugal to Ireland
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 Ireland?
The month of February is another great option to travel to Ireland, with average flight prices from Portugal averaging around €85.
What is the cheapest day to depart on your flight to Ireland?
The cheapest day to depart on your flight to Ireland is on a Thursday when prices can be found for as low as €110. This is often the case because there is less demand to fly during this day of the week. 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 Ireland.
What is the cheapest time of day to depart on your flight to Ireland?
In the afternoon is the cheapest time of day to fly from Portugal to Ireland when you can find flight prices for as low as €0. Flying to Ireland in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is at midday when prices are around €174.
What is the cheapest Portugal to Ireland flight route?
Fly from Lisbon Humberto Delgado to Dublin for the best Portugal - Ireland flight prices
How far in advance should I book a flight to Ireland?
You are more likely to see cheaper flights to Ireland from Portugal when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Ireland 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 Ireland from Portugal for as low as €106 on momondo.
What cabin class options are available on Portugal to Ireland flights?
There are 1 cabin classes available to choose from on Portugal to Ireland 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 Ireland on average per day?
As of March 2025, there are 7 flights per day flying from Portugal to Ireland. The most common time of day flights depart is 20:00, with 45% of flights taking off at midday.
How many flights depart from Portugal to Ireland on average per week?
As of March 2025, there are 49 flights per week flying from Portugal to Ireland. The most common day of the week flights depart is Sun, with 47% of flights taking off on this day.
Cheap Portugal to Ireland flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portugal to Ireland
When did momondo last update prices for flights from Portugal to Ireland?
Prices for flights from Portugal to Ireland refresh daily.
How many operators does momondo search for flights from Portugal to Ireland?
As of March 2025, there are 2 operators available to choose from for flights from Portugal to Ireland.
How old do you have to be to fly from Portugal to Ireland?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Portugal to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland 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 Ireland. 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 Ireland?
momondo data reveals that the most frequently booked plane model on the route from Portugal to Ireland is Boeing 737-800 Passenger/BBJ2 (winglets), representing 27.62% of all bookings. The subsequent popular models are Airbus A320-100/200 at 25.23%, Embraer 195 at 19.96%, and Embraer 190 at 10.68%.
Best airlines flying from Portugal to Ireland
Compare and see reviews for airlines that fly from Portugal to Ireland with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €79 | Free Cancellation | Rating 7.0 1,062 reviews | |||
| PriceFrom €107 | Free Cancellation | Rating 7.1 1,829 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portugal to Ireland?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portugal to Ireland . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Portugal to Ireland with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Portugal to Ireland flights to just show those with flexible booking policies.
How can momondo help me find flights from Portugal to Ireland?
momondo provides multiple filters to help you find the best flight to Ireland from Portugal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Portugal to Ireland right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Portugal to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.