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Cheap flights from Dublin to Portugal from £25

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LIS
26 Feb — 5 Mar1
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 21 February 2025.

Round-trip from

£50

One-way from

£25

Popular in

July

Cheapest in

January

Average price

£126

Good round-trip deal

£109 or less

Good one-way deal

£39 or less
Ryanair
  • Ryanair
  • 3/4-6/4
  • Nonstop
  • 5h 55m total
  • Dublin to Portugal
Search Deals
Ryanair
  • Ryanair
  • 20/4
  • Nonstop
  • 2h 55m total
  • Dublin to Portugal
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£50 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 21 February 2025.

Thu 3/418:55DUB - FAO
Nonstop2h 55mRyanair
Sun 6/407:00FAO - DUB
Nonstop3h 00mRyanair
Deal found 20/2£50
Wed 2/414:15DUB - OPO
Nonstop2h 25mRyanair
Tue 8/422:25OPO - DUB
Nonstop2h 25mRyanair
Deal found 20/2£50
Mon 7/410:05DUB - LIS
Nonstop2h 50mRyanair
Sat 12/421:55LIS - DUB
Nonstop2h 45mRyanair
Deal found 20/2£55
Tue 1/419:30DUB - LIS
1 stop12h 45mVueling
Wed 2/419:05LIS - DUB
1 stop12h 30mVueling
Deal found 20/2£93
Sun 30/305:30DUB - FAO
1 stop4h 55mMultiple Airlines
Thu 3/419:40FAO - DUB
Nonstop2h 55mMultiple Airlines
Deal found 20/2£94
Mon 7/421:20DUB - OPO
1 stop10h 40mMultiple Airlines
Tue 15/422:25OPO - DUB
Nonstop2h 25mMultiple Airlines
Deal found 20/2£97
Sun 30/306:10DUB - LIS
1 stop11h 50mMultiple Airlines
Thu 3/409:25LIS - DUB
Nonstop2h 45mMultiple Airlines
Deal found 20/2£98
Mon 24/304:25DUB - LIS
Nonstop2h 55mTAP AIR PORTUGAL
Sun 30/307:10LIS - DUB
Nonstop2h 50mTAP AIR PORTUGAL
Deal found 20/2£101
Sun 30/305:30DUB - FAO
1 stop4h 55mTAP AIR PORTUGAL
Thu 3/406:05FAO - DUB
1 stop18h 00mTAP AIR PORTUGAL
Deal found 20/2£109
Tue 8/411:10DUB - OPO
1 stop11h 05mKLM
Sat 19/418:55OPO - DUB
1 stop13h 25mKLM
Deal found 20/2£127
Sun 6/405:30DUB - OPO
1 stop11h 30mTAP AIR PORTUGAL
Thu 17/418:05OPO - DUB
1 stop6h 00mTAP AIR PORTUGAL
Deal found 20/2£130
Thu 3/411:10DUB - LIS
1 stop7h 30mKLM
Mon 7/419:30LIS - DUB
1 stop12h 50mKLM
Deal found 20/2£135

Find flights from Dublin to Portugal within your budget

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 21 February 2025.

Fly from

Dublin

Fly to

Portugal

Route

Depart

Return

Price

DublinFaro

DUB - FAO

DUBFAO

Dublin

Thu 3/4

18:55-21:50

Nonstop2h 55m

Faro

Sun 6/4

07:00-10:00

Nonstop3h 00m

£50

DublinPorto

DUB - OPO

DUBOPO

Dublin

Wed 2/4

14:15-16:40

Nonstop2h 25m

Porto

Tue 8/4

22:25-00:50

Nonstop2h 25m

£50

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 7/4

10:05-12:55

Nonstop2h 50m

Lisbon Humberto Delgado

Sat 12/4

21:55-00:40

Nonstop2h 45m

£55

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Tue 1/4

19:30-08:15

1 stop12h 45m

Lisbon Humberto Delgado

Wed 2/4

19:05-07:35

1 stop12h 30m

£93

DublinFaro

DUB - FAO

DUBFAO

Dublin

Sun 30/3

05:30-10:25

1 stop4h 55m

Faro

Thu 3/4

19:40-22:35

Nonstop2h 55m

£94

DublinPorto

DUB - OPO

DUBOPO

Dublin

Mon 7/4

21:20-08:00

1 stop10h 40m

Porto

Tue 15/4

22:25-00:50

Nonstop2h 25m

£97

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Sun 30/3

06:10-18:00

1 stop11h 50m

Lisbon Humberto Delgado

Thu 3/4

09:25-12:10

Nonstop2h 45m

£98

DublinLisbon

DUB - LIS

DUBLIS

Dublin

Mon 24/3

04:25-07:20

Nonstop2h 55m

Lisbon Humberto Delgado

Sun 30/3

07:10-10:00

Nonstop2h 50m

£101

DublinFaro

DUB - FAO

DUBFAO

Dublin

Sun 30/3

05:30-10:25

1 stop4h 55m

Faro

Thu 3/4

06:05-00:05

1 stop18h 00m

£109

DublinPorto

DUB - OPO

DUBOPO

Dublin

Tue 8/4

11:10-22:15

1 stop11h 05m

Porto

Sat 19/4

18:55-08:20

1 stop13h 25m

£127

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 52 results
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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.

Travel insights for flights from Dublin to Portugal

Get recent, data-driven insights about flights from Dublin to Portugal including ideal travel times, pricing trends, and more.

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 21 February 2025.

It’s typically best to fly out from Dublin to Portugal at midday. Doing so could potentially save you 38% 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 16 February 2025.

Travellers seeking maximum savings on their Dublin 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 21 February 2025.
Read through reviews of airlines operating flights from Dublin to Portugal, such as KLM, Austrian Airlines and SWISS. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,331 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Austrian Airlines
7.6
Good
773 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS
7.5
Good
1,568 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France
7.4
Good
1,449 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Transavia France
7.4
Good
338 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

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 566 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 £25. However, be on the lookout for offers from TAP AIR PORTUGAL and Vueling, 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 - Lisbon Humberto Delgado. You may also consider Dublin - Faro or Dublin - Porto.

  • 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: Ryanair (85%), Aer Lingus (73%), American Airlines( 67%).

  • What are the cheapest flights from Dublin to Portugal?

    The cheapest flight price from Dublin to Portugal is £23. On average you can expect to pay £411. The most popular route, (Dublin - Lisbon Humberto Delgado), can usually be booked for £138.

  • 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

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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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£59Average£177FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£76Average£223FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
TAP AIR PORTUGALCheapest£77Average£201FlexibilityNo 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.

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