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$760+ Cheap flights from Porto Alegre (POA) to Seattle (SEA)

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
POA — SEA
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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1. Tell us where you want to go
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Cheap flight deals from Porto Alegre to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Porto Alegre (POA) to Seattle (SEA). 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 December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$760
(United Airlines)

Popular in

January

Cheapest in

June

Average price

$1,502
Provider with most accurate pricing for Porto Alegre Salgado Filho-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Porto Alegre Salgado Filho-Seattle/Tacoma Intl flights.
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From Porto Alegre Salgado Filho to Seattle/Tacoma Intl
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High demand for flights, 13% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Porto Alegre to Seattle

Cheapest flights from Porto Alegre to Seattle
Explore the most affordable flight options available from Porto Alegre to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This LATAM Airlines deal was found by Cheapflights users on 12/17. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/186:05 amPOA - SEA
2 stops23h 16mLATAM Airlines
Wed 1/811:05 pmSEA - POA
2 stops38h 25mLATAM Airlines
Deal found 12/17$1,476

Find flights from Porto Alegre to Seattle within your budget

Customize your flight search to find flights from Porto Alegre to Seattle 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 December 18, 2024.

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Depart

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Price

Porto AlegreSeattle

POA - SEA

POASEA

Porto Alegre Salgado Filho

Mon 2/10

5:35 pm-11:00 pm

2 stops34h 25m

Seattle/Tacoma Intl

Sat 2/22

4:58 pm-1:15 pm

3 stops39h 17m

$760

Porto AlegreSeattle

POA - SEA

POASEA

Porto Alegre Salgado Filho

Sun 2/23

7:20 pm-11:04 am

2 stops20h 44m

Seattle/Tacoma Intl

Tue 3/4

10:24 am-3:30 pm

2 stops24h 06m

$851

Porto AlegreSeattle

POA - SEA

POASEA

Porto Alegre Salgado Filho

Thu 1/23

4:40 pm-2:40 pm

2 stops27h 00m

Seattle/Tacoma Intl

Wed 2/12

8:45 am-11:55 am

2 stops22h 10m

$893

Porto AlegreSeattle

POA - SEA

POASEA

Porto Alegre Salgado Filho

Wed 1/22

6:00 pm-8:00 pm

2 stops31h 00m

Seattle/Tacoma Intl

Mon 2/10

7:10 am-11:40 am

2 stops23h 30m

$961

Porto AlegreSeattle

POA - SEA

POASEA

Porto Alegre Salgado Filho

Sun 6/1

2:35 pm-2:20 pm

2 stops27h 45m

Seattle/Tacoma Intl

Tue 6/10

11:15 am-1:50 pm

2 stops22h 35m

$1,148

Porto AlegreSeattle

POA - SEA

POASEA

Porto Alegre Salgado Filho

Wed 1/15

1:25 am-10:30 pm

2 stops26h 05m

Seattle/Tacoma Intl

Wed 2/12

5:25 pm-12:15 am

2 stops25h 50m

$1,779

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Compare providers for flights from Porto Alegre to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto Alegre to Seattle in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Porto Alegre-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto Alegre-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto Alegre-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto Alegre-Seattle 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 Porto Alegre-Seattle 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 Porto Alegre to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Porto Alegre 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.

Travel insights for flights from Porto Alegre to Seattle

Get recent, data-driven insights about flights from Porto Alegre to Seattle including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Porto Alegre to Seattle?

Currently, January is the cheapest month in which you can book a flight from Porto Alegre to Seattle (average of $238). Flying from Porto Alegre to Seattle in July is currently the most expensive (average of $411). 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.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated December 18, 2024.
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Copa Airlines
7.7
Good
1,723 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

LATAM Airlines
7.5
Good
1,879 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,059 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What are the cheapest airlines flying from Porto Alegre to Seattle round-trip?

    Our cheapest airline available from Porto Alegre to Seattle is United Airlines. Our recent data shows that you can find tickets from as low as $760 on this airline. Additional options worth looking into are American Airlines and LATAM Airlines, starting at $851 and $893 round-trip. United Airlines is 40% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Porto Alegre to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Porto Alegre to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Porto Alegre to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Porto Alegre to Seattle (average of $238). Flying from Porto Alegre to Seattle in July is currently the most expensive (average of $411). 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.

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