Find flights
When to book
FAQs

Cheap flights from Dublin to Porto Alegre from £526

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — POA
1 Sep — 8 Sep1
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 2 August 2026.

Thu 17/905:55
DUB
-
POA
2 stops22h 45m
KLM
Thu 15/1018:25
POA
-
DUB
2 stops24h 00m
KLM
Deal found 1/8£724
Sun 25/1012:05
DUB
-
POA
2 stops31h 15m
United Airlines
Fri 13/1115:25
POA
-
DUB
2 stops39h 55m
United Airlines
Deal found 1/8£939
Thu 17/912:30
DUB
-
POA
2 stops29h 50m
United Airlines
Thu 15/1015:25
POA
-
DUB
2 stops35h 55m
United Airlines
Deal found 1/8£942
Tue 15/1216:35
DUB
-
POA
2 stops33h 10m
Multiple Airlines
Mon 25/115:25
POA
-
DUB
2 stops39h 10m
Multiple Airlines
Deal found 30/7£946
Thu 10/1210:40
DUB
-
POA
2 stops38h 10m
Multiple Airlines
Fri 15/120:55
POA
-
DUB
2 stops33h 40m
Multiple Airlines
Deal found 29/7£956
Thu 17/905:30
DUB
-
POA
2 stops22h 55m
Multiple Airlines
Thu 15/1021:55
POA
-
DUB
1 stop16h 10m
Multiple Airlines
Deal found 1/8£998
Thu 17/905:30
DUB
-
POA
3 stops32h 00m
TAP AIR PORTUGAL
Thu 15/1010:10
POA
-
DUB
2 stops19h 50m
TAP AIR PORTUGAL
Deal found 1/8£1,042
Sat 12/1206:10
DUB
-
POA
2 stops31h 05m
Multiple Airlines
Sun 13/1220:55
POA
-
DUB
2 stops39h 35m
Multiple Airlines
Deal found 31/7£1,153
Wed 2/1216:55
DUB
-
POA
1 stop29h 25m
TAP AIR PORTUGAL
Mon 28/1211:30
POA
-
DUB
2 stops25h 40m
TAP AIR PORTUGAL
Deal found 1/8£1,158

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 2 August 2026.

Round-trip from

£724

One-way from

£526

Popular in

July

Cheapest in

August

Average price

£821
KLM
  • KLM
  • 17/9-15/10
  • 4 total stops
  • 46h 45m total
  • Dublin to Porto Alegre
Search Deals
Turkish Airlines
  • Turkish Airlines
  • 14/1
  • 2 total stops
  • 29h 20m total
  • Dublin to Porto Alegre
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£158 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£51 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 2 August 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

Cheapest return flight
Fastest return journey

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 17/9

05:55-00:40

2 stops22h 45m

Porto Alegre Salgado Filho

Thu 15/10

18:25-22:25

2 stops24h 00m

£724

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 17/9

12:30-14:20

2 stops29h 50m

Porto Alegre Salgado Filho

Thu 15/10

15:25-07:20

2 stops35h 55m

£942

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Tue 15/12

16:35-22:45

2 stops33h 10m

Porto Alegre Salgado Filho

Mon 25/1

15:25-09:35

2 stops39h 10m

£946

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Sat 12/12

06:10-10:15

2 stops31h 05m

Porto Alegre Salgado Filho

Sun 13/12

20:55-15:30

2 stops39h 35m

£1,153

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Wed 2/12

16:55-19:20

1 stop29h 25m

Porto Alegre Salgado Filho

Mon 28/12

11:30-16:10

2 stops25h 40m

£1,158

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Wed 2/12

16:55-18:20

2 stops28h 25m

Porto Alegre Salgado Filho

Mon 28/12

11:30-16:10

2 stops25h 40m

£1,188
Cheapest one-way

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 14/1

06:10-08:30

2 stops29h 20m

£526

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Thu 14/1

16:35-22:45

2 stops33h 10m

£527

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Fri 22/1

16:55-19:40

1 stop29h 45m

£596
Fastest single journey

DublinPorto Alegre

DUB - POA

DUBPOA

Dublin

Fri 22/1

04:25-19:40

1 stop18h 15m

£596

Flights are sorted by cheapest return flights first.

Deals found on 28/7

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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

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

Airfare is below average for this route at the moment.

Dublin to Porto Alegre flights typically cost between £763 and £876 in September.
The cheapest return price found within the last 5 days was £724 on KLM (17 Sept–15 Oct).

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 45m. Fly via KLM, United Airlines, or TAP AIR PORTUGAL 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

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 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.