Cheap flights from Lisbon to Ireland 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 Lisbon to Ireland 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.
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 Lisbon to Ireland
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Lufthansa flights from Lisbon to Ireland
Our best Lufthansa deals on Lisbon to Ireland flight tickets
Iberia flights from Lisbon to Ireland
Our best Iberia deals on Lisbon to Ireland flight tickets
See travel insights to Ireland from
How to get the cheapest flight ticket from Lisbon 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 Lisbon 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 Lisbon 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 Lisbon Humberto Delgado to Ireland flight route?
Fly from Lisbon Humberto Delgado to Dublin for the best Lisbon Humberto Delgado - 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 Lisbon 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 Lisbon for as low as €106 on momondo.
What cabin class options are available on Lisbon Humberto Delgado to Ireland flights?
There are 1 cabin classes available to choose from on Lisbon Humberto Delgado 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 Lisbon to Ireland on average per day?
The number of flights available between Lisbon and Ireland is 4 per day as of March 2025. The most frequent departure time is 20:00, with 41% of daily flights leaving at midday.
How many flights depart from Lisbon to Ireland on average per week?
As of March 2025, 29 flights take off from Lisbon and land in Ireland each week. The most common flight departure day for this route is Sun, with 41% of weekly flights taking off on this day.
Cheap Lisbon to Ireland flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Lisbon to Ireland
When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to Ireland?
Prices for flights from Lisbon Humberto Delgado Airport to Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to Ireland?
The number of operators available for flights from Lisbon Humberto Delgado Airport to Ireland is 2 as of March 2025.
How old do you have to be to fly from Lisbon Humberto Delgado Airport to Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lisbon Humberto Delgado Airport 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 Lisbon to Ireland?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Lisbon to Ireland is Airbus A320-100/200 (26.49% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (23.05%), Embraer 195 (22.16%), and Embraer 190 (12.70%).
Best airlines flying from Lisbon to Ireland
Compare and see reviews for airlines that fly from Lisbon to Ireland with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €79 | Free Cancellation | Rating 7.0 1,061 reviews | |||
| PriceFrom €107 | Free Cancellation | Rating 7.1 1,831 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Lisbon to Ireland?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Lisbon to Ireland. momondo saves you time and could save you money on your trip.
Can I find flights from Lisbon to Ireland with flexible booking policies on momondo?
Flights from Lisbon to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Lisbon to Ireland?
momondo helps you find the best flight between Lisbon and Ireland 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 Lisbon to Ireland right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Lisbon to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.