Cheap flights from Seattle to Southeast Region

View AU$654 flight on Sun, 25 Jan. 2026Opens 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.

Delta
Fri, 12 Sep. - Fri, 31 Oct.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,824 Return, found 17 hours ago
AU$1,824
Return
found 17 hours ago
Select Delta flight, departing Fri, 12 Sep. from Seattle to Rio de Janeiro, returning Fri, 31 Oct., priced at AU$1,824 found 17 hours ago
United
Fri, 12 Sep. - Fri, 31 Oct.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,824 Return, found 17 hours ago
AU$1,824
Return
found 17 hours ago
Select United flight, departing Fri, 12 Sep. from Seattle to Rio de Janeiro, returning Fri, 31 Oct., priced at AU$1,824 found 17 hours ago
Delta
Fri, 12 Sep. - Fri, 31 Oct.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,832 Return, found 17 hours ago
AU$1,832
Return
found 17 hours ago
Select Delta flight, departing Fri, 12 Sep. from Seattle to Rio de Janeiro, returning Fri, 31 Oct., priced at AU$1,832 found 17 hours ago
Alaska Airlines
Thu, 11 Sep. - Fri, 31 Oct.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,967 Return, found 17 hours ago
AU$1,967
Return
found 17 hours ago
Select Alaska Airlines flight, departing Thu, 11 Sep. from Seattle to Rio de Janeiro, returning Fri, 31 Oct., priced at AU$1,967 found 17 hours ago
LATAM Airlines Group
Fri, 12 Sep. - Fri, 31 Oct.
SEA
Seattle
GIG
Rio de Janeiro
AU$1,968 Return, found 17 hours ago
AU$1,968
Return
found 17 hours ago
Select LATAM Airlines Group flight, departing Fri, 12 Sep. from Seattle to Rio de Janeiro, returning Fri, 31 Oct., priced at AU$1,968 found 17 hours ago
American Airlines
Fri, 12 Sep. - Fri, 26 Sep.
SEA
Seattle
GIG
Rio de Janeiro
AU$2,069 Return, found 17 hours ago
AU$2,069
Return
found 17 hours ago
Select American Airlines flight, departing Fri, 12 Sep. from Seattle to Rio de Janeiro, returning Fri, 26 Sep., priced at AU$2,069 found 17 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.