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Cheap flights from Dublin to Porto

DUB — OPO
11 Oct — 18 Oct1
1 adult
1 adult, Economy

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 11 September 2025.

Popular in

December

Cheapest in

February

Average price

C$ 309

Good one-way deal

C$ 108 or less
Highest demand for flights based on searches. 1% potential increase in price (C$ 5 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from Dublin to Porto.
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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 round-trip 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 round-trip flight from Dublin to Porto. Price data was last updated on 29 August 2025.

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dublin to Porto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Dublin to Porto (average of C$ 483). Flying from Dublin to Porto in July is currently the most expensive (average of C$ 792). 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 11 September 2025.

One of the essential ways to save on airfare from Dublin to Porto is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 33% on airfare.

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 11 September 2025.
Read reviews from past customers who have flown Ryanair from Dublin to Porto. 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.
Ryanair
6.8
Okay
5,158 reviews
Check prices

Food

6.0

Boarding

6.7

Overall

6.8

Entertainment

5.6

Crew

7.5

Comfort

6.5

Reviews

1 / 20
10.0
Excellent

phil,Mar 2025

STN - FAO

Cheap flights left and arrived on time!!! Train companies take note!!!
Ryanair
6.8
Okay
5,158 reviews
Ryanair
6.8
Okay
5,158 reviews
Check prices

Food

6.0

Boarding

6.7

Overall

6.8

Entertainment

5.6

Crew

7.5

Comfort

6.5

Reviews

1 / 20
10.0
Excellent

phil,Mar 2025

STN - FAO

Cheap flights left and arrived on time!!! Train companies take note!!!

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?

    Within the past month, 9 users have taken a look at flights from Dublin to Porto.

  • What is the cheapest airline to fly from Dublin to Porto round-trip?

    Flying on Ryanair is currently your cheapest option to Porto, with prices starting at C$ 209. Ryanair is 33% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 vacation 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, January is the cheapest month in which you can book a flight from Dublin to Porto (average of C$ 483). Flying from Dublin to Porto in July is currently the most expensive (average of C$ 792). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Esposende

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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

Top airline flying from Dublin to Porto

Discover the top airline 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapestC$ 209AverageC$ 277FlexibilityNo cancel feeOn-timeN/A
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from Dublin to Porto, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Porto from Dublin.

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

Yes! Cheapflights helps users easily find flights from Dublin to Porto with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Porto from Dublin today and book when prices fit your budget.

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