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Cheap flights from Dublin to Porto Alegre from £772

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — POA
30 Mar — 6 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap 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 28 February 2026.

Wed 20/508:55
DUB
-
POA
2 stops18h 45m
Multiple Airlines
Wed 3/611:20
POA
-
DUB
2 stops24h 05m
Multiple Airlines
Deal found 25/2£772
Thu 12/312:05
DUB
-
POA
2 stops29h 20m
United Airlines
Mon 16/315:25
POA
-
DUB
2 stops37h 45m
United Airlines
Deal found 27/2£799
Thu 16/417:05
DUB
-
POA
2 stops33h 25m
Multiple Airlines
Tue 12/520:55
POA
-
DUB
2 stops32h 40m
Multiple Airlines
Deal found 27/2£820
Sun 19/406:00
DUB
-
POA
2 stops32h 55m
Multiple Airlines
Wed 13/518:25
POA
-
DUB
2 stops18h 15m
Multiple Airlines
Deal found 24/2£839
Wed 20/508:55
DUB
-
POA
2 stops18h 45m
KLM
Wed 3/618:25
POA
-
DUB
2 stops24h 00m
KLM
Deal found 24/2£840
Wed 4/304:25
DUB
-
POA
1 stop16h 30m
TAP AIR PORTUGAL
Thu 19/300:45
POA
-
DUB
1 stop30h 35m
TAP AIR PORTUGAL
Deal found 25/2£855

Find 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 28 February 2026.

Round-trip from

£772

Popular in

December

Cheapest in

May

Average price

£903
Air France
  • Air France
  • 20/5-3/6
  • 4 total stops
  • 42h 50m total
  • Dublin to Porto Alegre
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 28 February 2026.
Use the filters below to find and compare flights from Dublin to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 12/3

12:05-14:25

2 stops29h 20m

Porto Alegre Salgado Filho

Mon 16/3

15:25-08:10

2 stops37h 45m

£799

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 16/4

17:05-22:30

2 stops33h 25m

Porto Alegre Salgado Filho

Tue 12/5

20:55-09:35

2 stops32h 40m

£820

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Sun 19/4

06:00-10:55

2 stops32h 55m

Porto Alegre Salgado Filho

Wed 13/5

18:25-16:40

2 stops18h 15m

£839

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Wed 20/5

08:55-23:40

2 stops18h 45m

Porto Alegre Salgado Filho

Wed 3/6

18:25-22:25

2 stops24h 00m

£840

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 16/4

05:55-23:40

2 stops21h 45m

Porto Alegre Salgado Filho

Tue 12/5

18:25-22:25

2 stops24h 00m

£921

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

£944

Flights are sorted by cheapest return flights first.

Deals found on 27/2

Sorted by cheapest first

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 £501). Flying from Dublin to Porto Alegre in June is currently the most expensive (average of £936). 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.

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 18h 45m. Fly via United Airlines or KLM 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 £501). Flying from Dublin to Porto Alegre in June is currently the most expensive (average of £936). 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?

Cheapflights simply makes it quick and affordable to book flights from Dublin to Porto Alegre by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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