$1,288+ Cheap flights from Portland (PDX) to Porto Alegre (POA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — POA
Apr 22 — Apr 291
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Porto Alegre
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 April 17, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 2 stars |
Round-trip from | $1,288 (United Airlines) |
Find flight deals from Portland to Porto Alegre
Cheapest flights from Portland to Porto AlegreExplore the most affordable flight options available from Portland to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.
Explore the most affordable flight options available from Portland to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/32:14 pmPDX - POA
2 stops18h 46mUnited Airlines
Sat 5/242:00 pmPOA - PDX
2 stops32h 34mUnited Airlines
Deal found 4/17![United Airlines logo]()
$1,288
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Portland to Porto Alegre that are best for you.
Fly from
Portland
Fly to
Porto Alegre
Route
Depart
Return
Price
PortlandPorto Alegre
PDX - POA
PDXPOA
Portland
Sat 5/3
2:14 pm-1:00 pm
2 stops18h 46m
Porto Alegre Salgado Filho
Sat 5/24
2:00 pm-6:34 pm
2 stops32h 34m
$1,288
- Most accurate provider: When it comes to deals on Portland-Porto Alegre flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Porto Alegre flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Porto Alegre flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-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 Portland-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 Portland to Porto Alegre
Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Portland with our price prediction graph.
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 Portland to Porto Alegre
What is the cheapest time of day to fly from PDX to POA?
Find hourly flight availability from Portland 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 April 17, 2025.
When flying from Portland to Porto Alegre, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 9% versus a flight in the morning.
Rainfall in Porto Alegre by month
Plan your trip to Porto Alegre by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Porto Alegre ranges from 2.8 - 5.1 inches per month. September is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Porto Alegre when rainfall is around 2.8 in.
Temperature in Porto Alegre by month
Plan your trip to Porto Alegre by taking into account the average temperature totals by month.
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 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 55.4 F).
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 April 17, 2025.
Overall
7.4
Comfort
7.3
Entertainment
7.0
Crew
8.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Overall
7.4
Comfort
7.3
Entertainment
7.0
Crew
8.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE