Cheap flights from Lisbon (LIS) to Porto Alegre (POA)
LIS — POA
Aug 10 — Aug 171
Round-trip
1 adult, Economy
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Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) 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 July 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | July |
Cheapest in | May |
Average price | $1,481 |
- Most accurate provider: When it comes to deals on Lisbon-Porto Alegre flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-Porto Alegre flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-Porto Alegre flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Lisbon-Porto Alegre flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-Porto Alegre flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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 round-trip 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?
To ensure you get the cheapest price possible for a flight from Lisbon to Porto Alegre, you should look to book at least 12 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 $922). Flying from Lisbon to Porto Alegre in July is currently the most expensive (average of $1,481). 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?
Find hourly flight availability from Lisbon to Porto Alegre. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 11, 2026.
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 often are flights from Lisbon to Porto Alegre delayed?
About 34% of weekly flights between Lisbon and Porto Alegre have experienced delays in the past year, with the average delay time being 140 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?
Tuesday 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 last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 34% of flights being delayed.
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 July 11, 2026.
See what other customers who have flown with TAP AIR PORTUGAL from Lisbon 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.
Boarding
7.0
Comfort
7.1
Crew
7.8
Overall
7.2
Entertainment
6.3
Food
6.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
LIS - ORD
Boarding
7.0
Comfort
7.1
Crew
7.8
Overall
7.2
Entertainment
6.3
Food
6.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
LIS - ORD
Related info for your journey
Find useful and relevant information for your journey from Lisbon to Porto Alegre. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Lisbon and Porto Alegre flights
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Top airline flying from Lisbon to Porto Alegre
Discover the top airline that operate flights from Lisbon to Porto Alegre. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$974 | Average$1,289 | FlexibilityNo cancel fee | On-timeN/A |