Cheap flights from Ireland to Portugal from £26
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ireland to Portugal
Keep the following information in mind while searching for Ireland to Portugal flight deals. Data was last updated 28 March 2025.
Round-trip from | £64 |
---|---|
One-way from | £26 |
Popular in | July |
Cheapest in | January |
Average price | £118 |
Good round-trip deal | £95 or less |
Good one-way deal | £57 or less |
Find flight deals from Ireland to Portugal
Cheapest flights from Ireland to PortugalExplore the most affordable flight options available from Ireland to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.
Explore the most affordable flight options available from Ireland to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Ireland to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 March 2025.
Use the filters below to find and compare flights from Ireland to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
DublinLisbon
DUB - LIS
DUBLIS
Dublin
Tue 6/5
18:20-21:10
Nonstop2h 50m
Lisbon Humberto Delgado
Tue 20/5
09:35-12:20
Nonstop2h 45m
DublinFaro
DUB - FAO
DUBFAO
Dublin
Sun 4/5
20:10-23:05
Nonstop2h 55m
Faro
Sat 10/5
07:00-10:00
Nonstop3h 00m
DublinPorto
DUB - OPO
DUBOPO
Dublin
Tue 6/5
19:35-22:00
Nonstop2h 25m
Porto
Tue 13/5
22:25-00:50
Nonstop2h 25m
DublinFaro
DUB - FAO
DUBFAO
Dublin
Tue 6/5
07:35-18:40
1 stop11h 05m
Faro
Sat 17/5
16:05-09:30
1 stop17h 25m
DublinLisbon
DUB - LIS
DUBLIS
Dublin
Sun 18/5
18:50-21:45
Nonstop2h 55m
Lisbon Humberto Delgado
Wed 21/5
09:40-12:25
Nonstop2h 45m
DublinLisbon
DUB - LIS
DUBLIS
Dublin
Mon 12/5
21:30-13:20
1 stop15h 50m
Lisbon Humberto Delgado
Thu 22/5
22:10-09:10
1 stop11h 00m
DublinLisbon
DUB - LIS
DUBLIS
Dublin
Tue 13/5
18:50-21:45
Nonstop2h 55m
Lisbon Humberto Delgado
Sat 17/5
21:15-00:05
Nonstop2h 50m
DublinFaro
DUB - FAO
DUBFAO
Dublin
Sun 11/5
16:05-19:00
Nonstop2h 55m
Faro
Sat 17/5
22:45-01:40
Nonstop2h 55m
DublinPorto
DUB - OPO
DUBOPO
Dublin
Fri 19/9
13:15-21:05
1 stop7h 50m
Porto
Tue 23/9
22:25-00:50
Nonstop2h 25m
DublinFaro
DUB - FAO
DUBFAO
Dublin
Mon 12/5
18:50-23:50
1 stop5h 00m
Faro
Sat 17/5
06:05-00:05
1 stop18h 00m
Best time to book a flight from Ireland to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Ireland with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ireland to Portugal
What is the cheapest month to book a flight from Ireland to Portugal?
Currently, January is the cheapest month in which you can book a flight from Ireland to Portugal (average of £101). Flying from Ireland to Portugal in August is currently the most expensive (average of £274). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IE to PT?
Find hourly flight availability from Ireland to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 March 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 32% on flights from Ireland to Portugal by exploring options for tickets at midday.
What is the cheapest day to fly from Ireland to Portugal?
Use this chart to determine the cheapest time to fly return from Ireland to Portugal. Price data was last updated on 23 March 2025.
Travellers seeking maximum savings on their Ireland to Portugal flight should consider departing on Sunday at midday when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Portugal by month
Plan your trip to Portugal by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Portugal ranges from 2.0 - 116.0 inches per month. December is typically the wettest month, when rainfall can reach 116.0 mm. July is typically the driest time to visit Portugal when rainfall is around 2.0 mm.
Temperature in Portugal by month
Plan your trip to Portugal by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).
Reviews of airlines servicing Portugal
Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated 28 March 2025.
Read through reviews of airlines operating flights from Ireland to Portugal, such as Norwegian, KLM and Finnair. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Food
Comfort
Overall
Entertainment
Boarding
Reviews
Anonymous,Sept 2024
OSL - LGW
Crew
Food
Comfort
Overall
Entertainment
Boarding
Reviews
Anonymous,Sept 2024
OSL - LGW
Crew
Food
Comfort
Overall
Entertainment
Boarding
Reviews
Anonymous,Sept 2024
OSL - LGW
Crew
Food
Comfort
Overall
Entertainment
Boarding
Reviews
Anonymous,Sept 2024
OSL - LGW
Crew
Food
Comfort
Overall
Entertainment
Boarding
Reviews
Anonymous,Sept 2024
OSL - LGW
Crew
Food
Comfort
Overall
Entertainment
Boarding
Reviews
Anonymous,Sept 2024
OSL - LGW
Related info for your journey
Find useful and relevant information for your journey from Ireland to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Ireland to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Ireland to Portugal
Discover the top 3 airlines that operate flights from Ireland to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 March 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Ireland to Portugal?
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!
Why should you use Cheapflights to find cheap flight tickets from Ireland to Portugal?
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.
Can Cheapflights find flights from Ireland to Portugal with no change fees?
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.
Can Cheapflights notify me if prices for flights from Ireland to Portugal become cheaper?
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.