Cheap flights from Ireland to Lisbon from €31
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Lisbon departing on 14/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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 Ireland to Lisbon
Recent return flight deals from Ireland to Lisbon
Recent one-way flight deals from Ireland to Lisbon
Recent last minute flight deals from Ireland to Lisbon
Recent direct flight deals from Ireland to Lisbon
Ryanair flights from Ireland to Lisbon
Our best Ryanair deals on Ireland to Lisbon flight tickets
Lufthansa flights from Ireland to Lisbon
Our best Lufthansa deals on Ireland to Lisbon flight tickets
See travel insights to Lisbon from
How to get the cheapest flight ticket from Ireland to Lisbon
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 Lisbon?
In general, January is the cheapest month to fly from Ireland to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €96. If you don’t want to visit Lisbon in January, then you should wait until February to fly from Ireland, when ticket prices are also cheap, with an average price of €120.
What is the cheapest day to depart on your flight to Lisbon?
The cheapest day to depart from Ireland to Lisbon is on a Sunday. Travellers who choose to depart for Lisbon on a Sunday will often find tickets for as low as €300. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Lisbon on Tuesday is €684.
What is the cheapest time of day to depart on your flight to Lisbon?
According to our data, the cheapest time of day to fly to Lisbon is at midday. momondo users have found flights departing from Ireland to Lisbon at midday for as low as €0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are €794 on average. Flights to Lisbon from Ireland in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Ireland to Lisbon Humberto Delgado flight route?
Fly from Dublin to Lisbon Humberto Delgado for the best Ireland - Lisbon Humberto Delgado flight prices
How far in advance should I book a flight to Lisbon?
You are more likely to see cheaper flights to Lisbon from Ireland when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around €176 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Ireland for as low as €156 on momondo.
What cabin class options are available on Ireland to Lisbon Humberto Delgado flights?
There are 2 cabin classes available to choose from on Ireland to Lisbon Humberto Delgado 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 Ireland to Lisbon on average per day?
As of April 2025, there are 5 flights per day flying from Ireland to Lisbon. The most common time of day flights depart is 18:00, with 44% of flights taking off in the evening.
How many flights depart from Ireland to Lisbon on average per week?
The number of flights available between Ireland and Lisbon is 36 per week as of April 2025. The most frequent departure day is Thu, with 25% of weekly flights leaving on this day.
Cheap Ireland to Lisbon flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ireland to Lisbon
Best price found | €31 |
|---|---|
Fastest flight time | 2h 45m |
Direct flights | Mon, Tue, Wed, Thu, Sat and Sun |
Airports in Lisbon | 1 airport |
When did momondo last update prices for flights from Ireland to Lisbon Humberto Delgado Airport?
Prices for flights from Ireland to Lisbon Humberto Delgado Airport were last updated today.
How many operators does momondo search for flights from Ireland to Lisbon Humberto Delgado Airport?
The number of operators available for flights from Ireland to Lisbon Humberto Delgado Airport is 2 as of April 2025.
How old do you have to be to fly from Ireland to Lisbon Humberto Delgado 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 Ireland to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The required travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Ireland to Lisbon?
momondo data reveals that the most frequently booked plane model on the route from Ireland to Lisbon is Airbus A320-100/200, representing 29.41% of all bookings. The subsequent popular models are Embraer 195 at 22.43%, Boeing 737-800 Passenger/BBJ2 (winglets) at 17.62%, and Embraer 190 at 13.05%.
Best airlines flying from Ireland to Lisbon
Compare and see reviews for airlines that fly from Ireland to Lisbon with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €98 | Free Cancellation | Rating 7.0 1,059 reviews | |||
| PriceFrom €108 | Free Cancellation | Rating 7.1 1,833 reviews |
Travelling to a place near Lisbon?
Book flights to Lisbon if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Ireland to Lisbon?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Lisbon. momondo saves you time and could save you money on your trip.
Can I find flights from Ireland to Lisbon with flexible booking policies on momondo?
Yes. All flights to Lisbon from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Ireland to Lisbon?
momondo helps you find the best flight between Ireland and Lisbon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Ireland to Lisbon right now. Can momondo alert me if prices change?
Price alerts on flights to Lisbon from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.