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Cheap flights from Dublin to Porto Alegre from £521

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 28/1. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — POA
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Porto Alegre (POA). 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 16 January 2026.

Round-trip from

£770

One-way from

£521

Popular in

December

Cheapest in

May

Average price

£833
Turkish Airlines
  • Turkish Airlines
  • 12/3-16/3
  • 4 total stops
  • 71h 55m total
  • Dublin to Porto Alegre
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TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 28/1
  • 1 total stop
  • 17h 55m total
  • Dublin to Porto Alegre
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Dublin to Porto Alegre

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Porto Alegre
Explore the most affordable flight options available from Dublin to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 January 2026.

Thu 12/306:25
DUB
-
POA
2 stops29h 40m
Turkish Airlines
Mon 16/318:05
POA
-
DUB
2 stops42h 15m
Turkish Airlines
Deal found 14/1£770
Mon 14/917:20
DUB
-
POA
2 stops34h 35m
KLM
Wed 30/918:25
POA
-
DUB
2 stops24h 00m
KLM
Deal found 14/1£794
Thu 16/405:55
DUB
-
POA
2 stops22h 25m
KLM
Tue 12/518:25
POA
-
DUB
2 stops24h 00m
KLM
Deal found 15/1£799
Wed 20/508:35
DUB
-
POA
2 stops33h 40m
British Airways
Wed 3/611:00
POA
-
DUB
2 stops21h 05m
British Airways
Deal found 15/1£819
Thu 16/410:40
DUB
-
POA
2 stops41h 40m
Multiple Airlines
Tue 12/518:25
POA
-
DUB
2 stops35h 10m
Multiple Airlines
Deal found 14/1£840
Mon 16/205:55
DUB
-
POA
2 stops21h 50m
KLM
Sun 15/313:40
POA
-
DUB
2 stops29h 30m
KLM
Deal found 15/1£876
Mon 16/215:30
DUB
-
POA
2 stops25h 35m
Multiple Airlines
Sun 15/310:05
POA
-
DUB
2 stops21h 10m
Multiple Airlines
Deal found 14/1£884
Sat 24/117:15
DUB
-
POA
2 stops34h 35m
KLM
Thu 5/311:40
POA
-
DUB
2 stops25h 40m
KLM
Deal found 14/1£913
Thu 12/304:25
DUB
-
POA
1 stop16h 30m
TAP AIR PORTUGAL
Mon 16/311:00
POA
-
DUB
2 stops26h 10m
TAP AIR PORTUGAL
Deal found 15/1£928

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dublin to Porto Alegre 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 16 January 2026.
Use the filters below to find and compare flights from Dublin to Porto Alegre that are best for you.

Fly from

Dublin

Fly to

Porto Alegre

Route

Depart

Return

Price

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 12/3

06:25-09:05

2 stops29h 40m

Porto Alegre Salgado Filho

Mon 16/3

18:05-15:20

2 stops42h 15m

£770

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 16/4

05:55-00:20

2 stops22h 25m

Porto Alegre Salgado Filho

Tue 12/5

18:25-22:25

2 stops24h 00m

£799

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Wed 20/5

08:35-14:15

2 stops33h 40m

Porto Alegre Salgado Filho

Wed 3/6

11:00-12:05

2 stops21h 05m

£819

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 16/4

10:40-00:20

2 stops41h 40m

Porto Alegre Salgado Filho

Tue 12/5

18:25-09:35

2 stops35h 10m

£840

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 16/4

05:30-20:25

1 stop18h 55m

Porto Alegre Salgado Filho

Tue 12/5

08:25-10:00

2 stops21h 35m

£876

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Mon 16/2

05:55-00:45

2 stops21h 50m

Porto Alegre Salgado Filho

Sun 15/3

13:40-22:10

2 stops29h 30m

£876

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 12/3

04:25-17:55

1 stop16h 30m

Porto Alegre Salgado Filho

Mon 16/3

11:00-16:10

2 stops26h 10m

£928

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Wed 28/1

04:25-19:20

1 stop17h 55m

£521

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Mon 26/1

17:05-19:40

1 stop29h 35m

£521

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Fri 30/1

04:25-19:40

1 stop18h 15m

£614

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Best time to book a flight from Dublin to Porto Alegre

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

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

Currently, July is the cheapest month in which you can book a flight from Dublin to Porto Alegre (average of £497). Flying from Dublin to Porto Alegre in June is currently the most expensive (average of £940). 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.

How much does it cost for a return flight from Dublin to Porto Alegre?

Related info for your journey

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

  • How long is the flight from Dublin to Porto Alegre?

    There are many flights that can get you from Dublin to Porto Alegre in 22h 25m. Fly via Turkish Airlines, KLM, or British Airways to get the fastest option. The distance from Dublin to Porto Alegre is about 6357 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Dublin to Porto Alegre (average of £497). Flying from Dublin to Porto Alegre in June is currently the most expensive (average of £940). 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

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Complete your trip

Complete your trip to Porto Alegre by adding a car hire and/or hotel booking to your travel itinerary.
Porto Alegre car hire
Porto Alegre Salgado Filho Airport car hire

Fly with Cheapflights

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

Cheapflights makes it easy to find Dublin to Porto Alegre flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Dublin to Porto Alegre flexibly with Cheapflights today.

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