Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Dublin to Portugal from £30

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LIS
19 Jul — 26 Jul1
1 adult

Cheap flight deals from Dublin to Portugal

Keep the following information in mind while searching for Dublin to Portugal flight deals. Data was last updated 14 July 2025.

Round-trip from

£99

One-way from

£30

Popular in

July

Cheapest in

January

Average price

£251

Good round-trip deal

£121 or less

Good one-way deal

£80 or less
Vueling
  • Vueling
  • 22/9-1/10
  • 2 total stops
  • 21h 40m total
  • Dublin to Portugal
Search Deals
Ryanair
  • Ryanair
  • 13/9
  • Nonstop
  • 2h 55m total
  • Dublin to Portugal
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£42 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Dublin to Portugal.
Search Deals
Price to beat on a one-way flight from Dublin to Portugal.
Search Deals

Find flight deals from Dublin to Portugal

Cheapest flights from Dublin to Portugal
Explore the most affordable flight options available from Dublin to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 July 2025.

Mon 22/921:30DUB - OPO
1 stop10h 30mVueling
Wed 1/1022:00OPO - DUB
1 stop11h 10mVueling
Deal found 14/7£99
Thu 2/1020:10DUB - OPO
Nonstop2h 25mRyanair
Tue 7/1022:25OPO - DUB
Nonstop2h 25mRyanair
Deal found 12/7£107
Sat 23/820:35DUB - FAO
Nonstop2h 55mRyanair
Sat 6/908:20FAO - DUB
1 stop10h 10mRyanair
Deal found 14/7£112
Tue 16/921:35DUB - FAO
1 stop9h 45mMultiple Airlines
Tue 23/906:05FAO - DUB
1 stop12h 35mMultiple Airlines
Deal found 14/7£119
Fri 7/1104:25DUB - LIS
Nonstop2h 55mMultiple Airlines
Wed 12/1106:40LIS - DUB
Nonstop2h 50mMultiple Airlines
Deal found 14/7£120
Fri 19/918:20DUB - LIS
Nonstop2h 45mRyanair
Sat 27/906:30LIS - DUB
Nonstop2h 45mRyanair
Deal found 13/7£125
Sat 15/1104:15DUB - LIS
Nonstop2h 55mTAP AIR PORTUGAL
Fri 21/1120:25LIS - DUB
Nonstop2h 55mTAP AIR PORTUGAL
Deal found 14/7£126
Mon 15/919:50DUB - OPO
1 stop11h 40mTransavia France
Thu 9/1006:00OPO - DUB
1 stop13h 15mTransavia France
Deal found 12/7£126
Thu 6/1113:20DUB - LIS
1 stop8h 10mVueling
Mon 10/1122:10LIS - DUB
1 stop14h 30mVueling
Deal found 12/7£132
Thu 28/813:20DUB - OPO
1 stop8h 55mKLM
Thu 4/906:30OPO - DUB
1 stop6h 05mKLM
Deal found 14/7£132
Wed 15/1013:30DUB - OPO
1 stop9h 05mMultiple Airlines
Mon 20/1022:00OPO - DUB
1 stop11h 10mMultiple Airlines
Deal found 12/7£134
Thu 28/805:55DUB - LIS
1 stop8h 40mKLM
Thu 4/905:00LIS - DUB
1 stop7h 35mKLM
Deal found 13/7£142

Cheapflights Fare Finder

Customise your flight search to find flights from Dublin 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 14 July 2025.
Use the filters below to find and compare flights from Dublin to Portugal that are best for you.

Fly from

Dublin

Fly to

Portugal

Route

Depart

Return

Price

DublinPorto

DUB - OPO

DUBOPO

Dublin

Mon 22/9

21:30-08:00

1 stop10h 30m

Porto

Wed 1/10

22:00-09:10

1 stop11h 10m

£99

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 2/10

20:10-22:35

Nonstop2h 25m

Porto

Tue 7/10

22:25-00:50

Nonstop2h 25m

£107

DublinFaro

DUB - FAO

DUBFAO

Dublin

Sat 23/8

20:35-23:30

Nonstop2h 55m

Faro

Sat 6/9

08:20-18:30

1 stop10h 10m

£112

DublinFaro

DUB - FAO

DUBFAO

Dublin

Tue 16/9

21:35-07:20

1 stop9h 45m

Faro

Tue 23/9

06:05-18:40

1 stop12h 35m

£119

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Fri 7/11

04:25-07:20

Nonstop2h 55m

Lisbon Humberto Delgado

Wed 12/11

06:40-09:30

Nonstop2h 50m

£120

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Fri 19/9

18:20-21:05

Nonstop2h 45m

Lisbon Humberto Delgado

Sat 27/9

06:30-09:15

Nonstop2h 45m

£125

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Sat 15/11

04:15-07:10

Nonstop2h 55m

Lisbon Humberto Delgado

Fri 21/11

20:25-23:20

Nonstop2h 55m

£126

DublinPorto

DUB - OPO

DUBOPO

Dublin

Mon 15/9

19:50-07:30

1 stop11h 40m

Porto

Thu 9/10

06:00-19:15

1 stop13h 15m

£126

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 28/8

13:20-22:15

1 stop8h 55m

Porto

Thu 4/9

06:30-12:35

1 stop6h 05m

£132

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Thu 6/11

13:20-21:30

1 stop8h 10m

Lisbon Humberto Delgado

Mon 10/11

22:10-12:40

1 stop14h 30m

£132

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Showing 1-10 of 47 results
1
2
3
...
5

Best time to book a flight from Dublin to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Dublin with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dublin to Portugal

What is the cheapest month to book a flight from Dublin to Portugal?

Currently, January is the cheapest month in which you can book a flight from Dublin to Portugal (average of £101). Flying from Dublin 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 DUB to PT?

Find hourly flight availability from Dublin 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 14 July 2025.

It’s typically best to fly out from Dublin to Portugal in the evening. Doing so could potentially save you 29% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Dublin to Portugal?

Use this chart to determine the cheapest time to fly return from Dublin to Portugal. Price data was last updated on 6 July 2025.

Travellers seeking maximum savings on their Dublin to Portugal flight should consider departing on Monday evenings 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.

Weekly flight availability from Dublin to Portugal

Explore weekly flight availability from Dublin to Portugal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 14 July 2025.

The most flights from DUB to PT0 are scheduled on a Sunday (14 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

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 14 July 2025.
Read through reviews of airlines operating flights from Dublin to Portugal, such as Aegean Airlines, KLM, andSWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.2
Very Good
766 reviews
Check prices

Boarding

7.8

Entertainment

7.0

Crew

8.6

Overall

8.2

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.2
Very Good
766 reviews
Aegean Airlines
8.2
Very Good
766 reviews
Check prices

Boarding

7.8

Entertainment

7.0

Crew

8.6

Overall

8.2

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
KLM
7.8
Good
1,372 reviews
Aegean Airlines
8.2
Very Good
766 reviews
Check prices

Boarding

7.8

Entertainment

7.0

Crew

8.6

Overall

8.2

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
SWISS
7.5
Good
1,657 reviews
Aegean Airlines
8.2
Very Good
766 reviews
Check prices

Boarding

7.8

Entertainment

7.0

Crew

8.6

Overall

8.2

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Transavia France
7.4
Good
353 reviews
Aegean Airlines
8.2
Very Good
766 reviews
Check prices

Boarding

7.8

Entertainment

7.0

Crew

8.6

Overall

8.2

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Scandinavian Airlines
7.3
Good
1,423 reviews
Aegean Airlines
8.2
Very Good
766 reviews
Check prices

Boarding

7.8

Entertainment

7.0

Crew

8.6

Overall

8.2

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

Find useful and relevant information for your journey from Dublin to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dublin to Portugal?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly out of when you book flights from Dublin to Portugal.

  • How popular is this Dublin to Portugal flight route?

    The Dublin to Portugal flight path was viewed by 534 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Dublin to Portugal one-way?

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as £30. However, be on the lookout for offers from Vueling and Transavia France, as they are both options that can get you from Dublin to Portugal for a low price.

  • What are the most popular routes from Dublin to Portugal?

    The most popular route from Dublin to Portugal is Dublin - Porto. You may also consider Dublin - Lisbon Humberto Delgado or Dublin - Faro.

  • What are the most reliable airlines from Dublin to Portugal?

    Before booking your flight to Portugal from Dublin, check out the most reliable airlines to get you to your destination on time: American Airlines (80%), Aer Lingus (80%), Ryanair( 68%).

  • What are the cheapest flights from Dublin to Portugal?

    The cheapest flight price from Dublin to Portugal is £39. On average you can expect to pay £825. The most popular route, (Dublin - Porto), can usually be booked for £173.

  • Can I find deals for flights from Dublin to Portugal that include hotel bookings?

    Yes. In addition to deals on Dublin to Portugal flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dublin to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Portugal.

  • Can I find deals for business class flights from Dublin to Portugal?

    Yes. Cheapflights offers flight deals from Dublin to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dublin to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Dublin to Portugal (average of £101). Flying from Dublin 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dublin to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Birmingham flights
Dublin to Southend flights
Dublin to Heathrow flights
Dublin to Leeds flights
Dublin to Manchester flights
Dublin to Liverpool flights
Dublin to Glasgow Intl flights
Dublin to Edinburgh flights
Dublin to London City flights
Cork to Heathrow flights
Shannon to Heathrow flights
Cork to London City flights
Shannon to Luton flights
Dublin to Gatwick flights
Dublin to Stansted flights
Dublin to Luton flights
Dublin to Southampton flights
Dublin to Newcastle upon Tyne flights
Dublin to Bristol flights
Dublin to Derry flights
Cork to Glasgow Intl flights
Dublin to Exeter flights
Cork to Birmingham flights
Shannon to Manchester flights
Cork to Luton flights
Dublin to Belfast City flights
Cork to Bristol flights
Cork to Manchester flights
Cork to Liverpool flights
Dublin to Charles de Gaulle flights
Dublin to Aberdeen flights
Dublin to Belfast Intl flights
Shannon to Birmingham flights
Dublin to Grimsby flights
Cork to Gatwick flights
Dublin to Cardiff flights
Cork to Stansted flights
Knock to Manchester flights
Dublin to Newquay flights
Cork to Edinburgh flights
Knock to Heathrow flights
Shannon to Gatwick flights
Shannon to Stansted flights
Dublin to Dubrovnik flights
Dublin to East Midlands flights
Dublin to Frankfurt flights
Dublin to Helsinki flights
Knock to Luton flights
Dublin to Luqa flights

Top 3 airlines flying from Dublin to Portugal

Discover the top 3 airlines that operate flights from Dublin 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 14 July 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£60Average£161FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£67Average£201FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
TAP AIR PORTUGALCheapest£83Average£182FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

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 Dublin to Portugal?

Deals for Dublin to Portugal flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Dublin to Portugal?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dublin to Portugal.

Can Cheapflights find flights from Dublin to Portugal with no change fees?

Yes, we can. To see specific flights from Dublin to Portugal with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Dublin to Portugal become cheaper?

Of course! You can now track prices for flights from Dublin to Portugal and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights