Cheap Flights from Portland (PDX) to Porto Alegre (POA)

How to find cheap flights to Porto Alegre (POA) from Portland (PDX) in 2025

Looking for cheap tickets from Portland to Porto Alegre? Return tickets start from £724 and one-way flights to Porto Alegre from Portland start from £286

Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

• Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Portland to Porto Alegre. And with us there are no hidden fees - what you see is what you pay.
• Compare flight deals to Porto Alegre from Portland from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Porto Alegre start from £286 one-way.
• Flex your dates to find the best PDX-POA ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Porto Alegre from Portland.
• Set up a Price Alert. You can easily track the fare of your cheap Portland-Porto Alegre flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
• Flexible on when you travel? The cheapest month to fly from Portland to Porto Alegre is July.
• Fly without stops. Only interested in direct flights between Portland and Porto Alegre? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
• Find the cheapest Business class flights from Portland and Porto Alegre. We scour the internet for the best Business, Premium Economy and First Class flight fares to Porto Alegre, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
• Include nearby airports in your search. Widen your search for Portland to Porto Alegre flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
• Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets between Portland and Porto Alegre whenever you want.

Combine your flight to Porto Alegre from Portland with hotels and car hire

Once you've secured your cheap flight ticket from Portland to Porto Alegre, discover the best prices and exclusive rates for hotels in Porto Alegre or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.