Cheap flights from Seattle to Southeast Region

View AU$633 flight on Sat, 4 Oct. 2025Opens in a new window

Popular airlines from Seattle to Southeast Region

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Seattle (SEA) to Southeast Region (RIO)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 4 Dec. - Wed, 10 Dec.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,240 Return, found 12 hours ago
AU$1,240
Return
found 12 hours ago
Select Air Canada flight, departing Thu, 4 Dec. from Seattle to Rio de Janeiro, returning Wed, 10 Dec., priced at AU$1,240 found 12 hours ago
Air Canada
Thu, 4 Dec. - Wed, 10 Dec.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,391 Return, found 12 hours ago
AU$1,391
Return
found 12 hours ago
Select Air Canada flight, departing Thu, 4 Dec. from Seattle to Rio de Janeiro, returning Wed, 10 Dec., priced at AU$1,391 found 12 hours ago
Alaska Airlines
Thu, 4 Dec. - Wed, 10 Dec.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,822 Return, found 12 hours ago
AU$1,822
Return
found 12 hours ago
Select Alaska Airlines flight, departing Thu, 4 Dec. from Seattle to Rio de Janeiro, returning Wed, 10 Dec., priced at AU$1,822 found 12 hours ago
Delta
Fri, 12 Sep. - Fri, 31 Oct.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,824 Return, found 2 days ago
AU$1,824
Return
found 2 days ago
Select Delta flight, departing Fri, 12 Sep. from Seattle to Rio de Janeiro, returning Fri, 31 Oct., priced at AU$1,824 found 2 days ago
United
Fri, 12 Sep. - Fri, 31 Oct.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,824 Return, found 2 days ago
AU$1,824
Return
found 2 days ago
Select United flight, departing Fri, 12 Sep. from Seattle to Rio de Janeiro, returning Fri, 31 Oct., priced at AU$1,824 found 2 days ago
LATAM Airlines Group
Thu, 4 Dec. - Wed, 10 Dec.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,930 Return, found 12 hours ago
AU$1,930
Return
found 12 hours ago
Select LATAM Airlines Group flight, departing Thu, 4 Dec. from Seattle to Rio de Janeiro, returning Wed, 10 Dec., priced at AU$1,930 found 12 hours ago

Find the cheapest month to fly from Seattle (SEA) to São Paulo (GRU)

March is typically the cheapest month to fly

From AU$748 - AU$1,503 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.