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Cheap flights from Dublin to Porto from £34

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 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — OPO
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from Dublin to Porto are usually found in February or January, booked 78 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Dublin to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 March 2025.

Round-trip from

£74

One-way from

£34

Popular in

August

Cheapest in

February

Average price

£131

Good round-trip deal

£147 or less

Good one-way deal

£79 or less
Ryanair
  • Ryanair
  • 20/5-21/5
  • Nonstop
  • 4h 50m total
  • Dublin to Porto
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Ryanair
  • Ryanair
  • 26/4
  • Nonstop
  • 2h 25m total
  • Dublin to Porto
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Highest demand for flights based on searches. 17% potential increase in price (£29 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Dublin to Porto.
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Price to beat on a one-way flight from Dublin to Porto.
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Find flight deals from Dublin to Porto

Cheapest flights from Dublin to Porto
Explore the most affordable flight options available from Dublin to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Tue 20/519:35DUB - OPO
Nonstop2h 25mRyanair
Wed 21/510:50OPO - DUB
Nonstop2h 25mRyanair
Deal found 24/3£74
Tue 20/508:45DUB - OPO
1 stop5h 55mMultiple Airlines
Wed 21/514:05OPO - DUB
1 stop7h 20mMultiple Airlines
Deal found 24/3£118
Mon 26/505:55DUB - OPO
1 stop10h 50mKLM
Tue 3/618:50OPO - DUB
1 stop13h 30mKLM
Deal found 24/3£147
Sun 25/505:30DUB - OPO
1 stop9h 30mTAP AIR PORTUGAL
Fri 30/517:55OPO - DUB
1 stop6h 10mTAP AIR PORTUGAL
Deal found 24/3£150
Sun 25/505:55DUB - OPO
1 stop16h 50mLufthansa
Wed 4/606:00OPO - DUB
1 stop10h 55mLufthansa
Deal found 24/3£158
Thu 2/1018:20DUB - OPO
1 stop13h 15mIberia
Mon 6/1020:35OPO - DUB
1 stop15h 35mIberia
Deal found 25/3£177
Mon 2/619:50DUB - OPO
1 stop26h 45mTransavia France
Thu 5/607:25OPO - DUB
1 stop11h 50mTransavia France
Deal found 25/3£181
Tue 27/520:55DUB - OPO
1 stop11h 05mVueling
Tue 3/622:00OPO - DUB
2 stops14h 40mVueling
Deal found 24/3£183
Thu 8/518:40DUB - OPO
2 stops50h 00mSWISS
Thu 15/512:15OPO - DUB
1 stop23h 55mSWISS
Deal found 24/3£230
Wed 1/1010:55DUB - OPO
1 stop8h 35mBritish Airways
Sun 5/1021:20OPO - DUB
1 stop10h 25mBritish Airways
Deal found 24/3£290

Cheapflights Fare Finder

Customise your flight search to find flights from Dublin to Porto 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 25 March 2025.
Use the filters below to find and compare flights from Dublin to Porto that are best for you.

Fly from

Dublin

Fly to

Porto

Route

Depart

Return

Price

DublinPorto

DUB - OPO

DUBOPO

Dublin

Tue 20/5

19:35-22:00

Nonstop2h 25m

Porto

Wed 21/5

10:50-13:15

Nonstop2h 25m

£74

DublinPorto

DUB - OPO

DUBOPO

Dublin

Tue 20/5

08:45-14:40

1 stop5h 55m

Porto

Wed 21/5

14:05-21:25

1 stop7h 20m

£118

DublinPorto

DUB - OPO

DUBOPO

Dublin

Mon 26/5

05:55-16:45

1 stop10h 50m

Porto

Tue 3/6

18:50-08:20

1 stop13h 30m

£147

DublinPorto

DUB - OPO

DUBOPO

Dublin

Sun 25/5

05:30-15:00

1 stop9h 30m

Porto

Fri 30/5

17:55-00:05

1 stop6h 10m

£150

DublinPorto

DUB - OPO

DUBOPO

Dublin

Sun 25/5

05:55-22:45

1 stop16h 50m

Porto

Wed 4/6

06:00-16:55

1 stop10h 55m

£158

DublinPorto

DUB - OPO

DUBOPO

Dublin

Mon 2/6

19:50-22:35

1 stop26h 45m

Porto

Thu 5/6

07:25-19:15

1 stop11h 50m

£181

DublinPorto

DUB - OPO

DUBOPO

Dublin

Tue 27/5

20:55-08:00

1 stop11h 05m

Porto

Tue 3/6

22:00-12:40

2 stops14h 40m

£183

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 8/5

18:40-20:40

2 stops50h 00m

Porto

Thu 15/5

12:15-12:10

1 stop23h 55m

£230

DublinPorto

DUB - OPO

DUBOPO

Dublin

Fri 12/9

06:20-07:35

1 stop25h 15m

Porto

Mon 15/9

16:35-12:10

1 stop19h 35m

£272

DublinPorto

DUB - OPO

DUBOPO

Dublin

Mon 19/5

05:55-13:15

2 stops31h 20m

Porto

Sun 25/5

18:35-16:55

2 stops22h 20m

£326

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 17 results
1
2

Best time to book a flight from Dublin to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto 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 Porto

How far ahead should I book a flight from Dublin to Porto?

Use this chart to determine the optimal time to book a return flight from Dublin to Porto. Price data was last updated on 21 March 2025.

To ensure you get the cheapest price possible for a flight from Dublin to Porto, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Dublin to Porto (average of £66). Flying from Dublin to Porto in August is currently the most expensive (average of £258). 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 OPO?

Find hourly flight availability from Dublin to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

It’s typically best to fly out from Dublin to Porto in the afternoon. Doing so could potentially save you 17% on the flight price compared to flying at midday, which is usually more expensive.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 18.0 - 195.0 inches per month. December is typically the wettest month, when rainfall can reach 195.0 mm. July is typically the driest time to visit Porto when rainfall is around 18.0 mm.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, 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 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated 25 March 2025.
Read through reviews of airlines operating flights from Dublin to Porto, such as KLM, Austrian Airlines and SWISS. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,318 reviews
Check prices

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,318 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Austrian Airlines
7.5
Good
769 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
SWISS
7.5
Good
1,569 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Transavia France
7.4
Good
339 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Vueling
7.1
Good
1,146 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

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

  • How popular is this Dublin to Porto flight route?

    The Dublin to Porto flight path was viewed by 32 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 flying from Dublin to Porto round-trip?

    Ryanair, at £74, was found to be the cheapest airline from Dublin to Porto.Alternate airlines flying return to your destination include KLM and TAP AIR PORTUGAL. Ryanair is currently priced 58% below the average price you’ll pay for this route.

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

    The cheapet airlines for a one-way flight from Dublin to Porto are Ryanair (£34), TAP AIR PORTUGAL (£68), and KLM (£69).

  • What are the cheapest flights from Dublin to Porto?

    Looking for the cheapest flight from Dublin to Porto? While on average our users pay £130, our data indicates the cheapest price to be £44. The most popular route (Dublin - Porto), is priced around £260.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin to Porto 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 Porto?

    Currently, February is the cheapest month in which you can book a flight from Dublin to Porto (average of £66). Flying from Dublin to Porto in August is currently the most expensive (average of £258). 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

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Coimbra
Viseu
Guimarães
Vila Nova de Gaia
Aveiro

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Alternative routes for Dublin to Porto

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Lisbon flights
Dublin to Faro flights

Top 2 airlines flying from Dublin to Porto

Discover the top 2 airlines that operate flights from Dublin to Porto. 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£78Average£184FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
RyanairCheapest£89Average£148FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Dublin to Porto?

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dublin to Porto for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Porto from Dublin? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Dublin to Porto 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.

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