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$36+ Cheap flights from Dublin (DUB) to Porto (OPO)

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — OPO
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Dublin to Porto are usually found in February or January, booked 75 days in advance, depart on a Wednesday or Tuesday 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 septiembre 11, 2025.

Round-trip from

$71
(Ryanair)

One-way from

$36
(Ryanair)

Popular in

December

Cheapest in

February

Average price

$223

Good one-way deal

$169 or less
From Dublin to Porto
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One-way flight from Dublin to Porto
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 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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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 septiembre 11, 2025.

This Ryanair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/186:15 pmDUB - OPO
Nonstop2h 25mRyanair
mar. 10/2110:25 pmOPO - DUB
Nonstop2h 25mRyanair
Deal found 9/10$71
This Ryanair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/18:55 amDUB - OPO
Nonstop2h 20mRyanair
mar. 11/49:05 pmOPO - DUB
Nonstop2h 20mRyanair
Deal found 9/11$92
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/259:45 pmDUB - OPO
1 stop11h 25mMultiple Airlines
sáb. 11/159:55 pmOPO - DUB
1 stop14h 45mMultiple Airlines
Deal found 9/10$128
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/189:35 pmDUB - OPO
1 stop10h 25mMultiple Airlines
mar. 10/2110:25 pmOPO - DUB
Nonstop2h 25mMultiple Airlines
Deal found 9/11$134
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/259:45 pmDUB - OPO
1 stop11h 25mMultiple Airlines
dom. 11/167:55 amOPO - DUB
Nonstop2h 20mMultiple Airlines
Deal found 9/10$139
This Ryanair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/186:15 pmDUB - OPO
Nonstop2h 25mRyanair
lun. 10/201:35 pmOPO - DUB
Nonstop2h 25mRyanair
Deal found 9/10$140
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/259:45 pmDUB - OPO
1 stop11h 25mMultiple Airlines
lun. 11/176:30 amOPO - DUB
Nonstop2h 20mMultiple Airlines
Deal found 9/10$145
This Ryanair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/116:15 pmDUB - OPO
Nonstop2h 25mRyanair
sáb. 10/183:10 pmOPO - DUB
Nonstop2h 25mRyanair
Deal found 9/11$149

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated septiembre 11, 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

sáb. 10/18

6:15 pm-8:40 pm

Nonstop2h 25m

Porto

mar. 10/21

10:25 pm-12:50 am

Nonstop2h 25m

$71

DublinPorto

DUB - OPO

DUBOPO

Dublin

sáb. 11/1

8:55 am-11:15 am

Nonstop2h 20m

Porto

mar. 11/4

9:05 pm-11:25 pm

Nonstop2h 20m

$92

DublinPorto

DUB - OPO

DUBOPO

Dublin

sáb. 10/18

9:35 pm-8:00 am

1 stop10h 25m

Porto

mar. 10/21

10:25 pm-12:50 am

Nonstop2h 25m

$134

DublinPorto

DUB - OPO

DUBOPO

Dublin

sáb. 10/18

6:15 pm-8:40 pm

Nonstop2h 25m

Porto

lun. 10/20

1:35 pm-4:00 pm

Nonstop2h 25m

$140

DublinPorto

DUB - OPO

DUBOPO

Dublin

sáb. 10/11

6:15 pm-8:40 pm

Nonstop2h 25m

Porto

sáb. 10/18

3:10 pm-5:35 pm

Nonstop2h 25m

$149

DublinPorto

DUB - OPO

DUBOPO

Dublin

sáb. 10/11

6:15 pm-8:40 pm

Nonstop2h 25m

Porto

lun. 10/13

1:35 pm-4:00 pm

Nonstop2h 25m

$153

DublinPorto

DUB - OPO

DUBOPO

Dublin

dom. 10/26

10:50 am-1:10 pm

Nonstop2h 20m

Porto

lun. 11/17

6:30 am-8:50 am

Nonstop2h 20m

$160

DublinPorto

DUB - OPO

DUBOPO

Dublin

sáb. 10/25

9:45 pm-9:10 am

1 stop11h 25m

Porto

vie. 11/14

9:50 am-12:10 pm

Nonstop2h 20m

$164

DublinPorto

DUB - OPO

DUBOPO

Dublin

jue. 10/2

8:10 pm-10:35 pm

Nonstop2h 25m

Porto

mar. 10/7

10:25 pm-12:50 am

Nonstop2h 25m

$164

DublinPorto

DUB - OPO

DUBOPO

Dublin

mar. 3/3

11:45 am-10:25 pm

1 stop10h 40m

Porto

sáb. 3/7

6:00 am-4:25 pm

1 stop10h 25m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 20 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 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 August 29, 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, January is the cheapest month in which you can book a flight from Dublin to Porto (average of $523). Flying from Dublin to Porto in June is currently the most expensive (average of $1,027). 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 septiembre 11, 2025.

When flying from Dublin to Porto, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 19% versus a flight in the afternoon.

How much does it cost to fly round-trip from Dublin to Porto?

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 septiembre 11, 2025.
See what other customers who have flown with Ryanair from Dublin to Porto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.8
Okay
5,158 reviews

Boarding

6.7

Entertainment

5.6

Comfort

6.5

Food

6.0

Crew

7.5

Overall

6.8

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

Boarding

6.7

Entertainment

5.6

Comfort

6.5

Food

6.0

Crew

7.5

Overall

6.8

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?

    The Dublin to Porto flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Dublin to Porto?

    A quick flight from Dublin to Porto can take about 2h 25m. Ryanair provides one of the quickest options available for as low as $71. The distance from Dublin to Porto is about 848 mi. Generally, flights for this route are nonstop.

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

    Ryanair, at $135, was found to be the cheapest airline from Dublin to Porto.. Ryanair is 40% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Dublin to Porto?

    The cheapest flight price from Dublin to Porto is $169. On average you can expect to pay $169. The most popular route, (Dublin - Porto), can usually be booked for $427.

  • 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 $523). Flying from Dublin to Porto in June is currently the most expensive (average of $1,027). 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

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra

Browse thousands of different options on Cheapflights for your next trip

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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 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest$135Average$261FlexibilityNo cancel feeOn-timeN/A

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