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Cheap flights from Seattle (SEA) to Porto Alegre (POA) from $1,248

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — POA
maj 10 — maj 171
From?
To?
fre 5/10
fre 5/17
1 adult, Economy
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Cheap flight deals from Seattle to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 maj 5, 2024.

Popular in

December

Cheapest in

November

Round-trip from

$734
High demand for flights, 36% potential price rise
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Best time to find cheap flights, 38% potential price drop
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From Seattle/Tacoma Intl to Porto Alegre Salgado Filho
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What is the cheapest day to fly round-trip from Seattle to Porto Alegre?

Friday flights are found to be more expensive to fly from Seattle to Porto Alegre. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Porto Alegre.

What is the cheapest month to fly from Seattle to Porto Alegre?

November is one of the best times of the year to fly to Porto Alegre from Seattle. Prices for November average $1,375 per person but you can even find prices for as low as $829. The most expensive prices can be found in the month of December. Opting for a November flight can save you 57% on your journey compared to booking in December

When is the cheapest time to fly from Seattle to Porto Alegre (SEA - POA)?

When flying from Seattle 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 30% versus a flight in the morning.

Cheap Delta flights from Seattle to Porto Alegre

Explore cheap flight options specifically provided by Delta for the route between Seattle and Porto Alegre. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated maj 5, 2024.
tors 8/17:15 amSEA - POA
2 stops27h 50mDelta
sön 9/16:05 amPOA - SEA
2 stops21h 36mDelta
Deal found 5/4$2,677
tors 8/17:15 amSEA - POA
2 stops27h 50mDelta
sön 9/16:05 amPOA - SEA
2 stops21h 36mDelta
Deal found 5/5$2,678

Cheap Seattle to Porto Alegre flights in May & June 2024

Find cheap flight options from Seattle to Porto Alegre specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on maj 5, 2024.
sön 5/511:45 pmSEA - POA
2 stops35h 20mUnited Airlines
lör 5/256:35 pmPOA - SEA
2 stops21h 05mUnited Airlines
Deal found 5/4$1,504
sön 5/511:10 pmSEA - POA
2 stops38h 30mAir Canada
sön 5/261:30 pmPOA - SEA
2 stops36h 28mAir Canada
Deal found 5/5$1,542
sön 5/511:05 pmSEA - POA
2 stops35h 25mLATAM Airlines
lör 5/258:15 pmPOA - SEA
3 stops31h 01mLATAM Airlines
Deal found 5/4$2,370

Seattle to Porto Alegre 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Porto Alegre in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated maj 5, 2024.
tors 10/2412:44 pmSEA - POA
2 stops31h 39mCopa Airlines
sön 10/271:30 amPOA - SEA
2 stops39h 45mCopa Airlines
Deal found 5/3$1,248
tors 10/249:56 amSEA - POA
2 stops26h 04mAmerican Airlines
mån 10/286:15 pmPOA - SEA
2 stops20h 38mAmerican Airlines
Deal found 5/3$1,253
sön 5/511:45 pmSEA - POA
2 stops35h 20mUnited Airlines
lör 5/256:35 pmPOA - SEA
2 stops21h 05mUnited Airlines
Deal found 5/4$1,504
sön 5/511:10 pmSEA - POA
2 stops38h 30mAir Canada
sön 5/261:30 pmPOA - SEA
2 stops36h 28mAir Canada
Deal found 5/5$1,542
sön 5/511:05 pmSEA - POA
2 stops35h 25mLATAM Airlines
lör 5/258:15 pmPOA - SEA
3 stops31h 01mLATAM Airlines
Deal found 5/4$2,370
tors 8/17:15 amSEA - POA
2 stops27h 50mDelta
sön 9/16:05 amPOA - SEA
2 stops21h 36mDelta
Deal found 5/4$2,677
tors 8/17:15 amSEA - POA
2 stops27h 50mDelta
sön 9/16:05 amPOA - SEA
2 stops21h 36mDelta
Deal found 5/5$2,678
ons 7/3112:13 amSEA - POA
2 stops35h 47mAmerican Airlines
sön 9/11:30 pmPOA - SEA
2 stops38h 05mAmerican Airlines
Deal found 5/4$2,818

Find flights from Seattle to Porto Alegre within your budget

Customize your flight search to find flights from Seattle 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 2,719,943 searches. Data last updated maj 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$2,677 - $2,818

Route

Depart

Return

Price

Seattle/Tacoma IntlPorto Alegre Salgado Filho

SEA - POA

SEAPOA

Seattle/Tacoma Intl

tors 8/1

2 stops27h 50m

Porto Alegre Salgado Filho

sön 9/1

2 stops21h 36m

$2,677

Seattle/Tacoma IntlPorto Alegre Salgado Filho

SEA - POA

SEAPOA

Seattle/Tacoma Intl

tors 8/1

2 stops27h 50m

Porto Alegre Salgado Filho

sön 9/1

2 stops21h 36m

$2,678

Seattle/Tacoma IntlPorto Alegre Salgado Filho

SEA - POA

SEAPOA

Seattle/Tacoma Intl

ons 7/31

2 stops35h 47m

Porto Alegre Salgado Filho

sön 9/1

2 stops38h 05m

$2,818

Flights are sorted by cheapest first

Deals found on 5/4

When is the cheapest time to fly from Seattle to Porto Alegre?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Porto Alegre. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Porto Alegre flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Porto Alegre by month

Plan your trip from Seattle to Porto Alegre by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Porto Alegre is currently $0 while a round-trip flight costs $2,724. Price data was last updated on May 5, 2024.

Currently, May is the cheapest month in which you can book a flight from Seattle to Porto Alegre (average of $734). Flying from Seattle to Porto Alegre in December is currently the most expensive (average of $1,235). 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.

January

$1,004

February

$936

March

$831

April

$846

May

$734

June

$847

July

$946

August

$740

September

$881

October

$891

November

$815

December

$1,235

Temperature and rainfall in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average temperature and rainfall totals by month.

POA

Temperature

55.4 - 77 °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 maj 5, 2024.
Delta
8.1
Very good
10,826 reviews
Check prices

Overall

8.1

Comfort

7.9

Food

7.4

Crew

8.6

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.1
Very good
10,826 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Overall

8.1

Comfort

7.9

Food

7.4

Crew

8.6

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,713 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Overall

8.1

Comfort

7.9

Food

7.4

Crew

8.6

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

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

  • Can I find flights from Seattle to Porto Alegre for under $2,700 on Cheapflights?

    Yes, there are multiple flights from Seattle to Porto Alegre for under $2,700. The cheapest flight booked recently is on Delta for just $2,677, but on average you can expect to pay $2,724.

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

    Currently priced at $2,677, Delta will fly you from Seattle to Porto Alegre and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $2,818.

  • What does SEA to POA mean?

    Great question - SEA to POA just means Seattle/Tacoma Intl Airport to Porto Alegre Salgado Filho Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Seattle to Porto Alegre that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Porto Alegre flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Porto Alegre with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Porto Alegre flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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.

  • Can I find deals for flights from Seattle to Porto Alegre that allow pets onboard?

    Many airlines flying from Seattle to Porto Alegre offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Porto Alegre?

    Yes, you can often find last-minute deals on Seattle to Porto Alegre flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Porto Alegre flight deals updated?

    The Seattle to Porto Alegre flight deals you see on this page were last updated on 5/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip
Complete your trip to Porto Alegre by adding a car rental and/or hotel reservation to your travel itinerary.

Porto Alegre car rentals
Porto Alegre Salgado Filho Airport car rentals

Top airline flying from Seattle to Porto Alegre

Discover the top airline that operate flights from Seattle to Porto Alegre. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated maj 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$839Average$1,270FlexibilityNo cancel feeOn-time71%
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Search flights from Seattle to Porto Alegre by cabin class

Find flights from Seattle to Porto Alegre, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Porto Alegre?

Deals for Seattle to Porto Alegre flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Porto Alegre?

Cheapflights simply makes it quick and affordable to book flights from Seattle to Porto Alegre by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Seattle to Porto Alegre with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Porto Alegre flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle to Porto Alegre become cheaper?

Yes, Cheapflights offers price alerts on Seattle to Porto Alegre flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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