What is the most punctual flight time for Lisbon to Porto Alegre flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Lisbon to Porto Alegre flights?

Over the past year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 30% of flights being delayed.

How often are flights from Lisbon to Porto Alegre delayed?

About 30% of weekly flights between Lisbon and Porto Alegre have experienced delays in the past year, with the average delay time being 141 minutes.

How popular is this Lisbon to Porto Alegre flight route?

Within the past month, 1 users have taken a look at flights from Lisbon Humberto Delgado to Porto Alegre Salgado Filho.

How long is the flight from Lisbon to Porto Alegre?

There are many flights that can get you from Lisbon to Porto Alegre in 19h 05m. Fly via TAP AIR PORTUGAL to get the fastest option. There are 5464 mi between Lisbon and Porto Alegre.

In terms of precipitation, rainfall in Porto Alegre ranges from 70.0 - 130.0 inches per month. September is typically the wettest month, when rainfall can reach 130.0 mm. November is typically the driest time to visit Porto Alegre when rainfall is around 70.0 mm.

If weather is an important factor for your trip to Porto Alegre, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 13.0 C).

What are the most reliable airlines from Lisbon to Porto Alegre?

Before booking your flight to Porto Alegre from Lisbon, check out the most reliable airlines to get you to your destination on time: Emirates (74%), Turkish Airlines (74%), TAP AIR PORTUGAL( 74%).

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

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

How can I find direct flights from Lisbon to Porto Alegre?

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

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

Yes. Cheapflights offers flight deals from Lisbon 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.

£371+ Cheap Flights from Lisbon to Porto Alegre

Cheap flight deals from Lisbon to Porto Alegre

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Lisbon to Porto Alegre
Explore the most affordable flight options available from Lisbon to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 September 2026.

Tue 10/1120:05 -

2 stops19h 50m

Tue 26/108:35 -

2 stops27h 40m

Deal found 18/9£812

Tue 10/1120:05 -

2 stops17h 55m

Fri 29/108:35 -

2 stops19h 15m

Deal found 18/9£838

Thu 26/1110:50 -

Nonstop11h 30m

Fri 11/1211:50 -

1 stop21h 20m

Deal found 19/9£845

Tue 27/1011:55 -

1 stop13h 50m

Sat 14/1121:10 -

Nonstop10h 45m

Deal found 18/9£864

Mon 21/915:00 -

Nonstop11h 25m

Sun 4/1010:05 -

1 stop24h 35m

Deal found 17/9£880

Sat 24/1012:25 -

1 stop30h 45m

Sat 7/1121:10 -

Nonstop10h 45m

Deal found 17/9£883

Sun 8/1105:00 -

2 stops21h 50m

Mon 16/1105:40 -

2 stops25h 50m

Deal found 18/9£888

Thu 1/1019:45 -

2 stops31h 40m

Thu 15/1016:25 -

2 stops22h 20m

Deal found 19/9£891

Sat 19/915:15 -

Nonstop11h 25m

Mon 5/1020:05 -

1 stop29h 20m

Deal found 16/9£908

Tue 1/1211:10 -

Nonstop11h 30m

Tue 15/1205:40 -

1 stop20h 35m

Deal found 18/9£911

Sun 8/1105:00 -

2 stops21h 50m

Sun 15/1114:40 -

2 stops21h 30m

Deal found 18/9£926

Find flight deals from Lisbon to Porto Alegre

Round-trip from	£812
One-way from	£371
Popular in	August
Cheapest in	May
Average price	£768
Good round-trip deal	£687 or less

Air Europa
10/11-31/1
4 total stops
41h 15m total
Lisbon to Porto Alegre

Search Deals

12/12-31/12
3 total stops
45h 10m total
Lisbon to Porto Alegre

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£128 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Lisbon Humberto Delgado to Porto Alegre Salgado Filho.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Lisbon to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Thu 4/2

10:50-19:20

Nonstop11h 30m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£543

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Tue 1/12

12:30-00:30

1 stop15h 00m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£556

Fastest return journey

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Sat 26/9

15:15-22:40

Nonstop11h 25m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£559

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Thu 8/10

13:15-23:05

1 stop13h 50m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£567

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Tue 8/12

11:10-19:40

Nonstop11h 30m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£593

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Thu 29/10

12:20-18:25

2 stops33h 05m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£597

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Fri 2/10

09:30-20:15

1 stop14h 45m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£715

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Sun 1/11

12:30-07:55

1 stop22h 25m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£716

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Fri 2/10

12:55-22:45

1 stop13h 50m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£722

LisbonPorto Alegre

LIS Lisbon Humberto Delgado - POA Porto Alegre Salgado Filho

LISPOA

Lisbon Humberto Delgado

Sun 10/1

21:00-16:45

2 stops46h 45m

Porto Alegre Salgado Filho

Wed 31/12

00:00-04:00

Nonstop0h 00m

£723

Flights are sorted by cheapest return flights first.

Deals found on 19/9

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Lisbon to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Lisbon with our price prediction graph.

LIS-POA

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 Lisbon to Porto Alegre

Prices

Delays

How far ahead should I book a flight from Lisbon to Porto Alegre?

Booking 7 days in advance of your planned departure date is, on average, the best time to get cheap flights from Lisbon to Porto Alegre. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, May is the cheapest month in which you can book a flight from Lisbon to Porto Alegre (average of £688). Flying from Lisbon to Porto Alegre in August is currently the most expensive (average of £1,145). 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.

What is the cheapest time of day to fly from LIS to POA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lisbon to Porto Alegre as you normally would.

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

Airfare is typical for this route at the moment.

Lisbon to Porto Alegre flights typically cost between £729 and £897 in November.
The cheapest return price found within the last 5 days was £812 on Air Europa (10 Nov–31 Jan).

Related info for your journey

How popular is this Lisbon to Porto Alegre flight route?
Within the past month, 1 users have taken a look at flights from Lisbon Humberto Delgado to Porto Alegre Salgado Filho.
How long is the flight from Lisbon to Porto Alegre?
There are many flights that can get you from Lisbon to Porto Alegre in 19h 05m. Fly via TAP AIR PORTUGAL to get the fastest option. There are 5464 mi between Lisbon and Porto Alegre.
What are the most reliable airlines from Lisbon to Porto Alegre?
Before booking your flight to Porto Alegre from Lisbon, check out the most reliable airlines to get you to your destination on time: Emirates (74%), Turkish Airlines (74%), TAP AIR PORTUGAL( 74%).
Can I find deals for flights from Lisbon to Porto Alegre that include hotel bookings?
Yes. In addition to deals on Lisbon to Porto Alegre flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Lisbon to Porto Alegre?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lisbon to Porto Alegre.
Can I find deals for business class flights from Lisbon to Porto Alegre?
Yes. Cheapflights offers flight deals from Lisbon 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 Lisbon to Porto Alegre?
Currently, May is the cheapest month in which you can book a flight from Lisbon to Porto Alegre (average of £688). Flying from Lisbon to Porto Alegre in August is currently the most expensive (average of £1,145). 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

Complete your trip

Direct flights to Brazil

Flights by cabin class

Other flight options

Other flights from Lisbon

Popular flights

Porto Alegre flight routes

Complete your trip

Porto Alegre car hire

Porto Alegre Salgado Filho Airport car hire

Fly with Cheapflights

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

Cheapflights makes it easy to find Lisbon 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 Lisbon to Porto Alegre?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Porto Alegre from Lisbon.

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

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

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

Not ready to book yet? You can track prices for flights from Lisbon to Porto Alegre on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.

Cheap flights from Lisbon to Porto Alegre from £371

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Lisbon to Porto Alegre

Cheapest flights from Lisbon to Porto AlegreExplore the most affordable flight options available from Lisbon to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 September 2026.

Explore the most affordable flight options available from Lisbon to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 September 2026.

Best flights from Lisbon to Porto AlegreDiscover carefully curated flight deals from Lisbon to Porto Alegre that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Discover carefully curated flight deals from Lisbon to Porto Alegre that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Direct flights from Lisbon to Porto AlegreExplore direct flight options from Lisbon to Porto Alegre based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 September 2026.

Explore direct flight options from Lisbon to Porto Alegre based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 September 2026.

Last-minute flights from Lisbon to Porto AlegreDiscover last-minute flight deals from Lisbon to Porto Alegre. Data last updated 21 September 2026 and is based on user searches.

Discover last-minute flight deals from Lisbon to Porto Alegre. Data last updated 21 September 2026 and is based on user searches.

One-way flights from Lisbon to Porto AlegreSearch for one-way flight options from Lisbon to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Search for one-way flight options from Lisbon to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Find flight deals from Lisbon to Porto Alegre

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Lisbon to Porto Alegre that are best for you.

Best time to book a flight from Lisbon to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Lisbon with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Lisbon to Porto Alegre?

Booking 7 days in advance of your planned departure date is, on average, the best time to get cheap flights from Lisbon to Porto Alegre. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

What is the cheapest time of day to fly from LIS to POA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lisbon to Porto Alegre as you normally would.

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

Airfare is typical for this route at the moment.

Lisbon to Porto Alegre flights typically cost between £729 and £897 in November.The cheapest return price found within the last 5 days was £812 on Air Europa (10 Nov–31 Jan).

How often are flights from Lisbon to Porto Alegre delayed?

About 30% of weekly flights between Lisbon and Porto Alegre have experienced delays in the past year, with the average delay time being 141 minutes.

What is the most punctual flight time for Lisbon to Porto Alegre flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Lisbon to Porto Alegre flights?

Over the past year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 30% of flights being delayed.

Related info for your journey

How popular is this Lisbon to Porto Alegre flight route?

How long is the flight from Lisbon to Porto Alegre?

What are the most reliable airlines from Lisbon to Porto Alegre?

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

How can I find direct flights from Lisbon to Porto Alegre?

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

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

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.

Direct flights to Brazil

Book a non-stop flight to one of these other cities located in Brazil.

Search flights from Lisbon to Porto Alegre by cabin class

Find flights from Lisbon to Porto Alegre, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Lisbon and Porto Alegre flights

Browse other Lisbon and Porto Alegre flight options. Last updated on 21 September 2026.

Other flights from Lisbon

Browse through other flights departing from Lisbon. Flights are based on user searches made on Cheapflights and were last updated on 21 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Porto Alegre

Explore flights to Porto Alegre departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 September 2026.

Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Lisbon to Porto Alegre
Explore the most affordable flight options available from Lisbon to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 September 2026.

Best flights from Lisbon to Porto Alegre
Discover carefully curated flight deals from Lisbon to Porto Alegre that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Direct flights from Lisbon to Porto Alegre
Explore direct flight options from Lisbon to Porto Alegre based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 September 2026.

Last-minute flights from Lisbon to Porto Alegre
Discover last-minute flight deals from Lisbon to Porto Alegre. Data last updated 21 September 2026 and is based on user searches.

One-way flights from Lisbon to Porto Alegre
Search for one-way flight options from Lisbon to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Lisbon to Porto Alegre flights typically cost between £729 and £897 in November.
The cheapest return price found within the last 5 days was £812 on Air Europa (10 Nov–31 Jan).