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Cheap Flights from Montreal to Porto Alegre

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Find the cheapest month or even day of the year to fly to Porto Alegre

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Flight deals from Montreal to Porto Alegre

Looking for a cheap last-minute deal or the best return flight from Montreal to Porto Alegre Airport? If you want to travel next month, return fares start from $1,646. Find the lowest prices on one-way and return tickets right here.
Porto Alegre.$1,646 per passenger.Departing Thu, 4 Jun, returning Mon, 22 Jun.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Thu, 4 Jun, arriving in Porto Alegre.Inbound indirect flight with Copa, departs from Porto Alegre on Mon, 22 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,646, select.
Porto Alegre.$1,657 per passenger.Departing Sat, 5 Sep, returning Sun, 20 Sep.Return flight with Aeromexico.Outbound indirect flight with Aeromexico, departs from Montreal Pierre Elliott Trudeau on Sat, 5 Sep, arriving in Porto Alegre.Inbound indirect flight with Aeromexico, departs from Porto Alegre on Sun, 20 Sep, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,657, select.
Porto Alegre.$1,715 per passenger.Departing Fri, 25 Dec, returning Thu, 28 Jan.Return flight with Aeromexico and LATAM Airlines.Outbound indirect flight with Aeromexico, departs from Montreal Pierre Elliott Trudeau on Fri, 25 Dec, arriving in Porto Alegre.Inbound indirect flight with LATAM Airlines, departs from Porto Alegre on Thu, 28 Jan, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,715, select.
Porto Alegre.$1,726 per passenger.Departing Sun, 15 Nov, returning Wed, 25 Nov.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Sun, 15 Nov, arriving in Porto Alegre.Inbound indirect flight with Copa, departs from Porto Alegre on Wed, 25 Nov, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,726, select.
Porto Alegre.$1,863 per passenger.Departing Thu, 29 Oct, returning Sat, 21 Nov.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Thu, 29 Oct, arriving in Porto Alegre.Inbound indirect flight with Copa, departs from Porto Alegre on Sat, 21 Nov, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,863, select.
Porto Alegre.$2,031 per passenger.Departing Sun, 12 Jul, returning Sat, 25 Jul.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Sun, 12 Jul, arriving in Porto Alegre.Inbound indirect flight with Copa, departs from Porto Alegre on Sat, 25 Jul, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $2,031, select.
Porto Alegre.$2,033 per passenger.Departing Sat, 15 Aug, returning Sat, 29 Aug.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Sat, 15 Aug, arriving in Porto Alegre.Inbound indirect flight with Copa, departs from Porto Alegre on Sat, 29 Aug, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $2,033, select.
Porto Alegre.$2,105 per passenger.Departing Thu, 21 May, returning Mon, 1 Jun.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Thu, 21 May, arriving in Porto Alegre.Inbound indirect flight with Copa, departs from Porto Alegre on Mon, 1 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $2,105, select.
Porto Alegre.$2,119 per passenger.Departing Wed, 29 Jul, returning Wed, 19 Aug.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Wed, 29 Jul, arriving in Porto Alegre.Inbound indirect flight with Copa, departs from Porto Alegre on Wed, 19 Aug, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $2,119, select.
Porto Alegre.$2,185 per passenger.Departing Sun, 17 May, returning Sun, 24 May.Return flight with Aeromexico and Air Canada.Outbound indirect flight with Aeromexico, departs from Montreal Pierre Elliott Trudeau on Sun, 17 May, arriving in Porto Alegre.Inbound indirect flight with Air Canada, departs from Porto Alegre on Sun, 24 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $2,185, select.
Porto Alegre.$3,028 per passenger.Departing Fri, 26 Jun, returning Sat, 4 Jul.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Fri, 26 Jun, arriving in Porto Alegre.Inbound indirect flight with Copa, departs from Porto Alegre on Sat, 4 Jul, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $3,028, select.

Find the cheapest month to fly from Montreal to Porto Alegre

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Montreal to Porto Alegre flights are currently cheapest in June.
May
from $2,185
Jun
from $1,646
Jul
from $2,031
Aug
from $2,033
Sep
from $1,657
Oct
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Nov
from $1,726
Dec
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Jan
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Feb
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Mar
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Apr
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Montreal to Porto Alegre: Alternative routes

Compare routes from Montreal to Porto Alegre below. You may find an airport to fly into that's cheaper, faster, or easier than Porto Alegre.

Porto Alegre

7km from central Porto Alegre
ClosestCheapest
from $1,646
Search flights

Canoas

12km from central Porto Alegre
Search flights

Montreal to Porto Alegre: Flight information

The things to know before you go.
Cheapest flight found$1,646
Cheapest month to flyJune

Finding cheap flights from Montreal to Porto Alegre: Frequently asked questions

The best price we found for a return flight from Montreal to Porto Alegre is $1,646. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Montreal to Porto Alegre. But we found flights with one stop from $1,646.
As of May 2026, there are no flights flying from Montreal to Porto Alegre.
The cheapest month to fly from Montreal to Porto Alegre is usually June.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Montreal to Porto Alegre Airport on Thursday, 4 June 2026.
No airlines currently offer direct flights between Montreal and Porto Alegre Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Porto Alegre but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Porto Alegre is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Porto Alegre is Copa .

Travelling from Montreal to Porto Alegre Salgado Filho International Airport (POA): What you need to know

  • The timezone in Porto Alegre is UTC-3, which is two hours ahead of Montreal. Porto Alegre Salgado Filho International Airport is located in Porto Alegre.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Show up at the airport on time to catch your flight from Montreal to POA.

  • Popular months like July or other peak periods mean longer queues and potential delays. Stick to your schedule by getting to the airport even earlier. Plan for at least four hours ahead of an international flight and two hours before a domestic departure.

Airports in Montreal

Montreal-Trudeau International Airport (YUL)

  • Located around 19 kilometres from central Montreal, YUL can be reached in about 25 minutes by car, depending on traffic. The journey by public transport is roughly 45 minutes.

  • Have an early flight from Montreal to Porto Alegre Salgado Filho International Airport? Avoid the hassle of rushing to the terminal (and get some extra shut-eye) by choosing one of these stays close to Montreal-Trudeau International Airport:

  • Of the flights that depart from Montreal-Trudeau International Airport, 65% touch down on time at their destination.

  • YUL is located at 975 Romeo Vachon Street North.

Montreal Metropolitan Airport (YHU)

About Porto Alegre Salgado Filho International Airport (POA)

Getting from Porto Alegre Salgado Filho International Airport (POA) to central Porto Alegre

  • From Porto Alegre Salgado Filho International Airport, central Porto Alegre is around 10 kilometres away. It takes about 20 minutes to reach the city centre by car.

  • Travelling by public transport takes about 35 minutes.

How to find the cheapest flights from Montreal to Porto Alegre Salgado Filho International Airport (POA)

  • The lowest price we've found for a one-way ticket from Montreal to Porto Alegre Salgado Filho International Airport is $742. For a return flight on this route, the best price is $1,646. Depending on when you want to go and the availability, these fares may change.

  • Don't leave everything to the last moment. You're more likely to find cheap flights from Montreal to POA if you book early. Airlines often offer some amazing early bird rates.

  • Affordable Montreal to Porto Alegre Salgado Filho International Airport tickets are easier to find when your dates are flexible. Use the 'Whole month' search tool to compare fares across the month and then pick the cheapest day.

  • Snapping up a cheap plane ticket from Montreal to POA is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll notify you as soon as there's a better deal.

  • Filters make it easier to find a bargain for your flight from Montreal to Porto Alegre Salgado Filho International Airport. Pick the departure times, airlines and number of stops that make sense for you. Then sort the results by 'Cheapest' to zero in on the cheapest fare fast.

The best time to fly from Montreal to Porto Alegre Salgado Filho International Airport (POA)

  • Picture the kind of break you want when planning the timing of your trip. September is the quietest month to go to Porto Alegre. March is when most people book flights from Montreal to Porto Alegre Salgado Filho International Airport (POA), which may be perfect if you're chasing more excitement.

  • Book a Montreal to POA plane ticket departing in January if you're eager to experience the city during its warmest month. Expect temperatures in Porto Alegre to range from 17ºC to 34ºC.

  • Search for cheap tickets from Montreal to Porto Alegre Salgado Filho International Airport in July if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 8ºC and 23ºC.

More about Porto Alegre

Explore more of Brazil

  • You've visited Porto Alegre, now it's time to discover other parts of Brazil. Travel about 225 kilometres southwest to Pelotas to tick off its top sights. From Centro histórico de Pelotas to Grande Hotel de Pelotas and Praça Dom Joaquim, there's plenty to keep you on the go.

  • Around 257 kilometres west of Porto Alegre, Santa Maria is another essential stop in Brazil. No visit is complete without checking out Santa Maria, Memorial of Japanese Immigration and Culture and Municipal Park Hills.

Plan the rest of your trip from Montreal to Porto Alegre

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.