What is the cheapest airline that flies from Porto Alegre Salgado Filho to Seattle/Tacoma Intl?

United Airlines is the most popular carrier operating from Porto Alegre Salgado Filho to Seattle/Tacoma Intl

When did momondo last update prices for flights from Porto Alegre Salgado Filho Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Porto Alegre Salgado Filho Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

How old do you have to be to fly from Porto Alegre Salgado Filho Airport to Seattle/Tacoma Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Alegre Salgado Filho Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$724 Cheap Flights from Porto Alegre to Seattle in 2026

Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

Find the cheapest flights from Porto Alegre to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:30 am - 12:09 amPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

21h 39m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

8:25 am - 3:20 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

25h 55m2 stops Miami Sao Paulo Guarulhos Intl

$968LATAM Airlines

Tue, Feb 9 - Wed, Feb 24

6:20 pm - 1:25 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

24h 05m2 stops Rio de Janeiro–Galeão Intl Dallas/Fort Worth

10:32 am - 6:55 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

27h 23m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl

$969GOL

Sun, Feb 7 - Wed, Feb 24

7:40 pm - 11:59 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

33h 19m2 stops Sao Paulo Guarulhos Intl Miami

7:30 am - 3:00 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

26h 30m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl

$970GOL

Thu, Dec 3 - Sat, Feb 20

6:20 pm - 1:25 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

24h 05m2 stops Rio de Janeiro–Galeão Intl Dallas/Fort Worth

10:32 am - 6:55 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

27h 23m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl

$970GOL

Sun, Feb 7 - Wed, Feb 24

7:35 pm - 11:59 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

33h 24m2 stops Sao Paulo Guarulhos Intl Miami

7:30 am - 3:00 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

26h 30m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl

$971GOL

Thu, Dec 3 - Sat, Feb 20

7:30 am - 12:09 amPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

21h 39m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

8:25 am - 3:20 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

25h 55m2 stops Miami Sao Paulo Guarulhos Intl

$1,019LATAM Airlines

Tue, Feb 9 - Wed, Feb 24

7:30 am - 12:09 amPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

21h 39m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

8:25 am - 3:20 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

25h 55m2 stops Miami Sao Paulo Guarulhos Intl

$1,021LATAM Airlines

Tue, Feb 9 - Wed, Feb 24

6:20 pm - 1:25 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

24h 05m2 stops Rio de Janeiro–Galeão Intl Dallas/Fort Worth

10:32 am - 6:55 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

27h 23m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl

$1,021GOL

Sun, Feb 7 - Wed, Feb 24

6:20 pm - 1:25 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

24h 05m2 stops Rio de Janeiro–Galeão Intl Dallas/Fort Worth

10:32 am - 6:55 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

27h 23m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl

$1,022GOL

Sun, Feb 7 - Wed, Feb 24

7:40 pm - 11:59 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

33h 19m2 stops Sao Paulo Guarulhos Intl Miami

7:30 am - 3:00 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

26h 30m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl

$1,022GOL

Thu, Dec 3 - Sat, Feb 20

Cheap last minute flights

Enter your travel dates to find the best prices.

3:45 pm - 11:52 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

36h 07m2 stops Rio de Janeiro–Galeão Intl Miami

10:17 am - 3:35 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

25h 18m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl

$1,224GOL

Wed, Sep 9 - Tue, Sep 22

5:45 pm - 12:27 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

22h 42m2 stops Sao Paulo Guarulhos Intl Los Angeles

7:59 am - 7:20 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

31h 21m2 stops Miami Sao Paulo Guarulhos Intl

$1,243LATAM Airlines

Thu, Sep 10 - Fri, Sep 25

3:30 pm - 2:24 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

26h 54m3 stops Rio de Janeiro–Galeão Intl Houston George Bush Intcntl San Francisco

7:00 am - 2:25 pmSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

27h 25m2 stops Houston George Bush Intcntl Sao Paulo Guarulhos Intl

$1,260United Airlines

Wed, Sep 9 - Tue, Sep 22

1:20 am - 7:14 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

21h 54m2 stops Panama City Tocumen Intl Los Angeles

8:29 pm - 12:20 amSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

23h 51m2 stops San Francisco Panama City Tocumen Intl

$1,283Copa Airlines

Wed, Sep 9 - Fri, Sep 25

2:05 pm - 2:52 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

28h 47m2 stops Sao Paulo Guarulhos Intl Houston George Bush Intcntl

5:05 pm - 10:40 amSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

37h 35m2 stops Houston George Bush Intcntl Sao Paulo Guarulhos Intl

$1,322United Airlines

Thu, Sep 10 - Fri, Sep 25

2:05 pm - 2:24 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

28h 19m3 stops Sao Paulo Guarulhos Intl Houston George Bush Intcntl San Francisco

5:05 pm - 10:40 amSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

37h 35m2 stops Houston George Bush Intcntl Sao Paulo Guarulhos Intl

$1,322United Airlines

Thu, Sep 10 - Fri, Sep 25

2:05 pm - 12:48 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

26h 43m2 stops Sao Paulo Guarulhos Intl Houston George Bush Intcntl

5:05 pm - 10:40 amSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

37h 35m2 stops Houston George Bush Intcntl Sao Paulo Guarulhos Intl

$1,370United Airlines

Thu, Sep 10 - Fri, Sep 25

3:30 pm - 12:48 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

25h 18m2 stops Rio de Janeiro–Galeão Intl Houston George Bush Intcntl

11:14 pm - 10:40 amSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

55h 26m2 stops Washington, D.C. Dulles Intl Sao Paulo Guarulhos Intl

$1,373United Airlines

Thu, Sep 10 - Fri, Sep 25

3:45 pm - 2:24 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

26h 39m3 stops Sao Paulo Guarulhos Intl Houston George Bush Intcntl San Francisco

11:14 pm - 10:40 amSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

55h 26m2 stops Washington, D.C. Dulles Intl Sao Paulo Guarulhos Intl

$1,374United Airlines

Thu, Sep 10 - Fri, Sep 25

3:45 pm - 2:24 pmPOA Porto Alegre Salgado Filho-SEA Seattle/Tacoma Intl

26h 39m3 stops Sao Paulo Guarulhos Intl Houston George Bush Intcntl San Francisco

11:14 pm - 10:40 amSEA Seattle/Tacoma Intl-POA Porto Alegre Salgado Filho

55h 26m2 stops Washington, D.C. Dulles Intl Sao Paulo Guarulhos Intl

$1,377United Airlines

Thu, Sep 10 - Fri, Sep 25

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LATAM Airlines flights from Porto Alegre to Seattle

Our best LATAM Airlines deals on Porto Alegre to Seattle flight tickets

LATAM Airlines

Feb 9

POA7:30 amPorto Alegre Salgado Filho

21h 39m

2 stops

SEA12:09 amSeattle/Tacoma Intl

Feb 24

SEA8:25 amSeattle/Tacoma Intl

25h 55m

2 stops

POA3:20 pmPorto Alegre Salgado Filho

$968

LATAM Airlines

Feb 9

POA7:30 amPorto Alegre Salgado Filho

21h 39m

2 stops

SEA12:09 amSeattle/Tacoma Intl

Feb 24

SEA8:25 amSeattle/Tacoma Intl

25h 55m

2 stops

POA3:20 pmPorto Alegre Salgado Filho

$1,019

LATAM Airlines

Feb 9

POA7:30 amPorto Alegre Salgado Filho

21h 39m

2 stops

SEA12:09 amSeattle/Tacoma Intl

Feb 24

SEA8:25 amSeattle/Tacoma Intl

20h 35m

2 stops

POA10:00 amPorto Alegre Salgado Filho

$1,020

GOL flights from Porto Alegre to Seattle

Our best GOL deals on Porto Alegre to Seattle flight tickets

GOL

Feb 7

POA6:20 pmPorto Alegre Salgado Filho

24h 05m

2 stops

SEA1:25 pmSeattle/Tacoma Intl

Feb 24

SEA10:32 amSeattle/Tacoma Intl

27h 23m

2 stops

POA6:55 pmPorto Alegre Salgado Filho

$969

GOL

Dec 3

POA7:40 pmPorto Alegre Salgado Filho

33h 19m

2 stops

SEA11:59 pmSeattle/Tacoma Intl

Feb 20

SEA7:30 amSeattle/Tacoma Intl

26h 30m

2 stops

POA3:00 pmPorto Alegre Salgado Filho

$970

GOL

Feb 7

POA6:20 pmPorto Alegre Salgado Filho

24h 05m

2 stops

SEA1:25 pmSeattle/Tacoma Intl

Feb 24

SEA10:32 amSeattle/Tacoma Intl

27h 23m

2 stops

POA6:55 pmPorto Alegre Salgado Filho

$1,021

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Tue 2/9

7:30 am-12:09 am

2 stops21h 39m

Seattle/Tacoma Intl

Wed 2/24

8:25 am-3:20 pm

2 stops25h 55m

$968

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Sun 2/7

6:20 pm-1:25 pm

2 stops24h 05m

Seattle/Tacoma Intl

Wed 2/24

10:32 am-6:55 pm

2 stops27h 23m

$969

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Thu 12/3

7:40 pm-11:59 pm

2 stops33h 19m

Seattle/Tacoma Intl

Sat 2/20

7:30 am-3:00 pm

2 stops26h 30m

$970

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Sun 2/7

6:20 pm-1:25 pm

2 stops24h 05m

Seattle/Tacoma Intl

Wed 2/24

10:32 am-6:55 pm

2 stops27h 23m

$970

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Thu 12/3

7:35 pm-11:59 pm

2 stops33h 24m

Seattle/Tacoma Intl

Sat 2/20

7:30 am-3:00 pm

2 stops26h 30m

$971

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Tue 2/9

7:30 am-12:09 am

2 stops21h 39m

Seattle/Tacoma Intl

Wed 2/24

8:25 am-3:20 pm

2 stops25h 55m

$1,019

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Tue 2/9

7:30 am-12:09 am

2 stops21h 39m

Seattle/Tacoma Intl

Wed 2/24

8:25 am-3:20 pm

2 stops25h 55m

$1,021

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Sun 2/7

6:20 pm-1:25 pm

2 stops24h 05m

Seattle/Tacoma Intl

Wed 2/24

10:32 am-6:55 pm

2 stops27h 23m

$1,021

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Sun 2/7

6:20 pm-1:25 pm

2 stops24h 05m

Seattle/Tacoma Intl

Wed 2/24

10:32 am-6:55 pm

2 stops27h 23m

$1,022

Porto AlegreSeattle

POA Porto Alegre Salgado Filho - SEA Seattle/Tacoma Intl

POASEA

Porto Alegre Salgado Filho

Thu 12/3

7:40 pm-11:59 pm

2 stops33h 19m

Seattle/Tacoma Intl

Sat 2/20

7:30 am-3:00 pm

2 stops26h 30m

$1,022

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Porto Alegre to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Porto Alegre and Seattle?

Prices are currently low for flights on this route.

Typical prices usually range from $1,021 to $1,136.
The lowest price recently found on this route was $968.

What is the cheapest month to fly to Seattle?

In general, November is the cheapest month to fly from Porto Alegre to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Seattle in November, then you should wait until February to fly from Porto Alegre, when ticket prices are also cheap, with an average price of $554.

When to book flights from Porto Alegre to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Porto Alegre to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Porto Alegre to Seattle (POA to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto Alegre to Seattle

Best Price Found	$724
Fastest flight time	24h 05m
Direct flights	None

The best one-way flight to Seattle from Porto Alegre in the past 72 hours is $724. The best round-trip flight deal from Porto Alegre to Seattle found on momondo in the last 72 hours is $968.

The fastest flight from Porto Alegre to Seattle takes 24h 05m

There are no direct flights from Porto Alegre to Seattle. There are no popular flight routes from Porto Alegre to Seattle.

Search flight deals

Frequently asked questions about flying from Porto Alegre to Seattle

How far is Porto Alegre Salgado Filho to Seattle/Tacoma Intl by plane?
The straight-line distance from Porto Alegre Salgado Filho to Seattle/Tacoma Intl is 6933.3 mi. Typically, this will take 24h 05m by plane in normal conditions.
When did momondo last update prices for flights from Porto Alegre Salgado Filho Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Porto Alegre Salgado Filho Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from Porto Alegre Salgado Filho Airport to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Alegre Salgado Filho Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Tacoma

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SeaTac

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Renton

Kent

Olympia

Redmond

Lakewood

Federal Way

Fife

Tukwila

Puyallup

Lynnwood

Cle Elum

Marysville

Kirkland

Centralia

Lacey

Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Porto Alegre to Seattle?

Finding the right flight to Seattle from Porto Alegre is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Porto Alegre to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Porto Alegre to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Porto Alegre to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from Porto Alegre. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Porto Alegre to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Porto Alegre to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.