What is the cheapest airline to fly from Portland to Porto Alegre round-trip?

Our cheapest airline available from Portland to Porto Alegre is Delta. Our recent data shows that you can find tickets from as low as $1,109 on this airline.

What is the cheapest day to fly from Portland to Porto Alegre?

Travelers seeking maximum savings on their Portland to Porto Alegre flight should consider departing on Tuesday at noon when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What is the cheapest day to fly round-trip from Portland to Porto Alegre?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 9% when planning your travel around this day of the week.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Portland 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.

$1,109+ Flights from Portland to Porto Alegre

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Cheap flight deals from Portland to Porto Alegre

Round-trip from	$1,109 (Delta)

From Portland to Porto Alegre Salgado Filho

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Cheapest flights from Portland to Porto Alegre
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 julio 29, 2025.

mar. 9/3010:05 pmPDX - POA

2 stops28h 20mDelta

vie. 10/36:40 amPOA - PDX

2 stops33h 58mDelta

Deal found 7/28

$1,109

Best flights from Portland to Porto Alegre
Discover carefully curated flight deals from Portland to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 29, 2025.

mar. 9/3010:05 pmPDX - POA

2 stops28h 20mDelta

vie. 10/36:40 amPOA - PDX

2 stops33h 58mDelta

Deal found 7/28

$1,109

Cheapflights Fare Finder

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

Fly from

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Route

Depart

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Price

PortlandPorto Alegre

PDX - POA

PDXPOA

Portland

mar. 9/30

10:05 pm-6:25 am

2 stops28h 20m

Porto Alegre Salgado Filho

vie. 10/3

6:40 am-12:38 pm

2 stops33h 58m

$1,109

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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?

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.

Reviews of airlines servicing Porto Alegre

Get a feel of what it's like to fly with Delta from Portland to Porto Alegre by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,979 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What is the cheapest airline to fly from Portland to Porto Alegre round-trip?
Our cheapest airline available from Portland to Porto Alegre is Delta. Our recent data shows that you can find tickets from as low as $1,109 on this airline.
Can I find deals for flights from Portland to Porto Alegre that include hotel bookings?
Yes. In addition to deals on Portland to Porto Alegre flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Porto Alegre?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Porto Alegre.
Can I find deals for business class flights from Portland to Porto Alegre?
Yes. Cheapflights offers flight deals from Portland 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.

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$1,109+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Porto Alegre with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Portland to Porto Alegre

Round-trip from

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 julio 29, 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 julio 29, 2025.

Cheapflights Fare Finder

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

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.

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 julio 29, 2025.

Reviews of airlines servicing Porto Alegre

Get a feel of what it's like to fly with Delta from Portland to Porto Alegre by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portland to Porto Alegre. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Portland to Porto Alegre round-trip?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Cheapest flights from Portland to Porto Alegre
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 julio 29, 2025.