Cheap flights from Dublin to Lisbon from C$ 107

The month of January is, on average, the cheapest month to fly to Lisbon from Dublin, with most prices found around C$ 183. If you don’t want to visit Lisbon in January, then you should wait until November to fly from Dublin, when ticket prices are also cheap, with an average price of C$ 184.

The cheapest day to depart from Dublin to Lisbon is on a Monday. Travellers who choose to depart for Lisbon on a Monday will often find tickets for as low as C$ 236. The most expensive day to fly to Lisbon is Saturday, with ticket prices averaging around C$ 397.

Flying to Lisbon from Dublin in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 313 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to Lisbon, so prices are often more expensive at around C$ 317 per ticket.

Fly from Dublin to Lisbon Humberto Delgado for the best Dublin - Lisbon Humberto Delgado flight prices

You are more likely to see cheaper flights to Lisbon from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around C$ 269 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Dublin for as low as C$ 220 on momondo.

There are 3 cabin classes available to choose from on Dublin to Lisbon flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 23% of flights between Dublin and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, Aer Lingus has had the least delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

4 flights are operational daily from Dublin to Lisbon as of May 2026. The most popular departure time for this route is 6:00p.m., with 35% of flights per day taking off at noon.

30 flights are operational weekly from Dublin to Lisbon as of May 2026. The most popular departure day for this route is Thu, with 30% of flights per week taking off on this day.