To save on the cost of your flight from Ireland to Portugal, book at least 26 days before your planned departure. Booking around this time can save you about 85% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £119 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £190.
Our data shows that January tends to be the cheapest month to fly to Portugal from Ireland. Users have commonly found prices around £142 for the month, but tickets can be as low as £33. Due to multiple factors, prepare for potentially higher prices in July.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to Portugal as you normally would.
Fly from
Fly to
Budget
£101 - £224
Route
Depart
Return
Price
DublinLisbon Humberto Delgado
DUB - LIS
DUBLIS
Dublin
Sat 19/10
Nonstop2h 50m
Lisbon Humberto Delgado
Sat 26/10
Nonstop2h 55m
DublinLisbon Humberto Delgado
DUB - LIS
DUBLIS
Dublin
Sat 19/10
Nonstop2h 50m
Lisbon Humberto Delgado
Sat 26/10
Nonstop2h 55m
DublinLisbon Humberto Delgado
DUB - LIS
DUBLIS
Dublin
Tue 13/8
Nonstop2h 50m
Lisbon Humberto Delgado
Tue 20/8
1 stop12h 15m
DublinLisbon Humberto Delgado
DUB - LIS
DUBLIS
Dublin
Wed 21/8
Nonstop2h 50m
Lisbon Humberto Delgado
Sun 1/9
Nonstop2h 44m
DublinLisbon Humberto Delgado
DUB - LIS
DUBLIS
Dublin
Sat 8/6
1 stop14h 30m
Lisbon Humberto Delgado
Wed 12/6
1 stop16h 20m
DublinFaro
DUB - FAO
DUBFAO
Dublin
Fri 30/8
Nonstop3h 05m
Faro
Tue 3/9
Nonstop2h 55m
DublinFaro
DUB - FAO
DUBFAO
Dublin
Wed 11/9
1 stop7h 45m
Faro
Wed 18/9
1 stop12h 30m
DublinLisbon Humberto Delgado
DUB - LIS
DUBLIS
Dublin
Sat 8/6
1 stop14h 20m
Lisbon Humberto Delgado
Mon 10/6
1 stop12h 40m
DublinLisbon Humberto Delgado
DUB - LIS
DUBLIS
Dublin
Tue 4/6
1 stop18h 05m
Lisbon Humberto Delgado
Thu 6/6
1 stop18h 30m
No data available for this route at this time. Please check back soon.
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.
Food
Overall
Comfort
Boarding
Entertainment
Crew
Reviews
Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.
7%of flight departures | Early morningMidnight to 6 am |
---|---|
52%of flight departures | Morning6 am to noon |
37%of flight departures | AfternoonNoon to 6 pm |
4%of flight departures | Evening6 pm to midnight |
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Portugal from Ireland today with Cheapflights!
Cheapflights simply makes it quick and affordable to book flights from Ireland to Portugal by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Cheapflights does show flights with no change fees to all users. To see these options for flights from Ireland to Portugal, users can toggle the no change fees filter when performing a flight search.
Yes, Cheapflights offers price alerts on Ireland to Portugal flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.