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Cheap flights from Dublin to Porto Alegre from £508

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — POA
16 Jul — 23 Jul1
1 adult

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 11 July 2025.

Round-trip from

£860

One-way from

£508

Popular in

July

Cheapest in

May

Average price

£1,150
KLM
  • KLM
  • 2/9-20/9
  • 4 total stops
  • 47h 45m total
  • Dublin to Porto Alegre
United Airlines
  • United Airlines
  • 22/9
  • 2 total stops
  • 29h 10m total
  • Dublin to Porto Alegre
Highest demand for flights based on searches. 20% potential increase in price (£162 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Dublin to Porto Alegre

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 11 July 2025.

Tue 2/905:55DUB - POA
2 stops22h 35mKLM
Sat 20/917:15POA - DUB
2 stops25h 10mKLM
Deal found 11/7£860
Tue 2/913:35DUB - POA
2 stops47h 10mTurkish Airlines
Sat 20/915:15POA - DUB
2 stops65h 20mTurkish Airlines
Deal found 9/7£882
Fri 26/1216:55DUB - POA
1 stop29h 45mTAP AIR PORTUGAL
Tue 27/121:10POA - DUB
1 stop23h 10mTAP AIR PORTUGAL
Deal found 10/7£1,012
Thu 28/809:00DUB - POA
2 stops28h 20mLufthansa
Thu 11/914:35POA - DUB
2 stops27h 40mLufthansa
Deal found 9/7£1,051
Mon 1/1205:55DUB - POA
2 stops21h 35mMultiple Airlines
Tue 13/111:20POA - DUB
2 stops17h 45mMultiple Airlines
Deal found 9/7£1,065
Sat 23/808:50DUB - POA
2 stops37h 05mUnited Airlines
Sat 30/814:20POA - DUB
2 stops36h 50mUnited Airlines
Deal found 9/7£1,287
Fri 15/820:15DUB - POA
3 stops41h 05mSWISS
Wed 20/814:35POA - DUB
2 stops37h 15mSWISS
Deal found 9/7£1,478

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 11 July 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

Tue 2/9

05:55-00:30

2 stops22h 35m

Porto Alegre Salgado Filho

Sat 20/9

17:15-22:25

2 stops25h 10m

£860

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Tue 2/9

13:35-08:45

2 stops47h 10m

Porto Alegre Salgado Filho

Sat 20/9

15:15-12:35

2 stops65h 20m

£882

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Fri 26/12

16:55-19:40

1 stop29h 45m

Porto Alegre Salgado Filho

Tue 27/1

21:10-23:20

1 stop23h 10m

£1,012

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 28/8

09:00-09:20

2 stops28h 20m

Porto Alegre Salgado Filho

Thu 11/9

14:35-22:15

2 stops27h 40m

£1,051

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Mon 1/12

05:55-00:30

2 stops21h 35m

Porto Alegre Salgado Filho

Tue 13/1

11:20-08:05

2 stops17h 45m

£1,065

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Sat 23/8

08:50-17:55

2 stops37h 05m

Porto Alegre Salgado Filho

Sat 30/8

14:20-07:10

2 stops36h 50m

£1,287

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Fri 15/8

20:15-09:20

3 stops41h 05m

Porto Alegre Salgado Filho

Wed 20/8

14:35-07:50

2 stops37h 15m

£1,478

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Mon 22/9

12:30-13:40

2 stops29h 10m

£508

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Mon 22/9

18:50-21:45

1 stop30h 55m

£2,989

Flights are sorted by cheapest return flights first.

Deals found on 10/7

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.

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. 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 Alegre. Reviews last updated 11 July 2025.
See what other customers who have flown with KLM, SWISS, andUnited Airlines from Dublin to Porto Alegre have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.
  • What are the cheapest airlines flying from Dublin to Porto Alegre round-trip?

    KLM, at £860, was found to be the cheapest airline from Dublin to Porto Alegre.Alternate airlines flying return to your destination include Turkish Airlines and TAP AIR PORTUGAL.

  • 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.

See more FAQs

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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.

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