Cheap Flights from Lisbon (LIS) to Dublin (DUB)

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Flight deals from Lisbon to Dublin

Looking for a cheap last-minute deal or the best return flight from Lisbon Airport to Dublin Airport? If you want to travel next month, return fares start from £115. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Lisbon to Dublin

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Lisbon to Dublin flights are currently cheapest in September.

Direct flights from Lisbon to Dublin

Lisbon to Dublin: Alternative routes

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

Lisbon to Dublin: Flight information

The things to know before you go.
Cheapest flight found£19
Cheapest month to flySeptember
Average flight time2 hrs, 49 mins
Most popular airlineTAP Air Portugal
Average flights per week90

Finding cheap flights from Lisbon to Dublin: Frequently asked questions

The best price we found for a return flight from Lisbon to Dublin is £34. 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 49 minutes is the average flight time from Lisbon to Dublin.
TAP Air Portugal, Portugalia Airlines and Azores Airlines fly direct from Lisbon to Dublin.
As of July 2026, there are 90 flights per week flying from Lisbon to Dublin.
The cheapest month to fly from Lisbon to Dublin is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Lisbon Airport to Dublin Airport on Wednesday, 16 September 2026.
Yes – the average flight time is 2 hours and 49 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 Dublin 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 Dublin is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Ryanair offers the cheapest flight tickets to Dublin.

Flying from Lisbon Airport (LIS) to Dublin Airport (DUB): what you need to know

  • Around 2 hours 50 minutes is how long you can expect to be in the air on a direct flight from Lisbon Airport to Dublin Airport.

  • Lisbon and Dublin share the UTC+0 timezone. This means you won't have to change your watch on arrival.

  • Take your pick of 36 weekly Lisbon Airport to Dublin Airport flights. The 05:55 departure with Ryanair is the earliest flight you can take. Ryanair operates the last service of the day at 22:30.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Make sure you're at the airport on time to board your LIS to DUB flight.

  • Be prepared for longer lines during popular months like August. Arriving up to four hours ahead of an international flight and two hours for domestic departures will help ensure a smooth travel experience.

  • With direct flights from Lisbon Airport to Dublin Airport available from numerous airlines, getting to Dublin (and then other destinations in Ireland) is a breeze. You can travel nonstop with these carriers:

  • The airline with the highest booking volume on this route is Ryanair.

  • Ryanair is the most punctual carrier that operates LIS to DUB flights.

  • If you'd like to break up your flight, simply uncheck 'Direct flights only' when searching for your ticket from Lisbon Airport to Dublin Airport. These are the top stopovers between LIS and DUB:

    • London Heathrow Airport

    • Madrid Airport

    • London Gatwick Airport

Handy information about Lisbon Airport (LIS)

  • 56% of flights departing from Lisbon Airport reach their destination on time.

  • Lisbon Airport is around 8 kms (5 miles) from central Lisbon. If you're driving, catching a taxi or ride-sharing from the centre, it'll take 20 minutes or so to get there, depending on the traffic.

  • Planning to take public transport? Expect a trip time of around 25 minutes.

  • Searching for a convenient hotel close to LIS? If you're catching an early flight from Lisbon Airport to Dublin Airport, these accommodation options will put you moments from check-in:

Arriving at Dublin Airport (DUB)

When to fly to Dublin Airport (DUB)

  • The quietest month for a flight from Lisbon Airport to Dublin Airport is March, while July is the most popular. Pick the ideal time to go to Dublin based on whether you prefer a more relaxed vibe or a faster pace.

  • When reserving your flight from Lisbon Airport to Dublin Airport, consider the type of weather you enjoy. July is the warmest month in Dublin, with the temperature ranging from 10ºC to 19ºC.

  • If you want cooler conditions, search for a cheap ticket from LIS to DUB in January. Average temperatures are between 2ºC and 9ºC then.

Explore more of Ireland

  • Dublin has plenty to offer, but there are so many other corners of Ireland you'll want to see. Around 225 kms (140 miles) south-west of Dublin, a trip to Cork will keep your itinerary packed. Start with attractions like Blarney Castle & Gardens, Blarney Castle House(Teach Caisleán na Blarnan) and Blarney Stone.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.