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Cheap flights from Dublin to Porto Alegre from £515

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — POA
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags

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 3 November 2025.

Sat 6/1210:40DUB - POA
2 stops31h 10mUnited Airlines
Wed 7/118:15POA - DUB
2 stops34h 55mUnited Airlines
Deal found 3/11£1,042
Sat 13/1205:55DUB - POA
2 stops22h 00mKLM
Tue 23/1211:40POA - DUB
2 stops17h 25mKLM
Deal found 2/11£1,165
Fri 5/1204:25DUB - POA
2 stops22h 55mTAP AIR PORTUGAL
Wed 7/118:15POA - DUB
2 stops26h 05mTAP AIR PORTUGAL
Deal found 3/11£1,795
Fri 12/1204:25DUB - POA
1 stop18h 15mTAP AIR PORTUGAL
Tue 23/1211:00POA - DUB
2 stops26h 10mTAP AIR PORTUGAL
Deal found 2/11£1,932
Tue 16/1216:55DUB - POA
2 stops23h 15mTAP AIR PORTUGAL
Mon 5/109:35POA - DUB
2 stops27h 35mTAP AIR PORTUGAL
Deal found 3/11£2,135

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 3 November 2025.

Round-trip from

£754

One-way from

£515

Popular in

July

Cheapest in

May

Average price

£818
KLM
  • KLM
  • 14/3-30/3
  • 4 total stops
  • 53h 45m total
  • Dublin to Porto Alegre
Search Deals
United Airlines
  • United Airlines
  • 10/11
  • 2 total stops
  • 32h 40m total
  • Dublin to Porto Alegre
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£160 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 November 2025
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 3 November 2025.
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

Sat 14/3

05:55-11:00

2 stops32h 05m

Porto Alegre Salgado Filho

Mon 30/3

18:35-20:15

2 stops21h 40m

£754

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Wed 4/2

05:55-23:40

2 stops20h 45m

Porto Alegre Salgado Filho

Wed 18/2

06:00-08:05

2 stops23h 05m

£810

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Sat 24/1

05:55-08:35

2 stops29h 40m

Porto Alegre Salgado Filho

Thu 5/3

11:40-16:20

2 stops25h 40m

£939

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Wed 7/1

05:55-23:30

2 stops20h 35m

Porto Alegre Salgado Filho

Wed 28/1

06:00-08:05

2 stops23h 05m

£945

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Fri 6/2

05:55-10:35

2 stops31h 40m

Porto Alegre Salgado Filho

Tue 10/2

11:40-12:40

2 stops46h 00m

£977

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Sat 14/3

04:25-19:40

1 stop18h 15m

Porto Alegre Salgado Filho

Mon 30/3

15:25-18:05

2 stops22h 40m

£1,031

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Sat 6/12

10:40-14:50

2 stops31h 10m

Porto Alegre Salgado Filho

Wed 7/1

18:15-08:10

2 stops34h 55m

£1,042

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Sat 13/12

05:55-00:55

2 stops22h 00m

Porto Alegre Salgado Filho

Tue 23/12

11:40-08:05

2 stops17h 25m

£1,165

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Mon 10/11

10:40-16:20

2 stops32h 40m

£515

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Fri 14/11

13:35-16:10

2 stops29h 35m

£606

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 11 results
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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 £508). Flying from Dublin to Porto Alegre in June is currently the most expensive (average of £960). 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 32h 05m. Fly via KLM to get the fastest option. The distance from Dublin to Porto Alegre is about 6357 mi.

  • 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 £508). Flying from Dublin to Porto Alegre in June is currently the most expensive (average of £960). 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?

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