Washington (IAD) to Porto Alegre (POA) flight deal in business from $1,540

Thursday, October 1st, 2026

9 round-trip options

Returning
Tue, Oct 6, 20265 Day Trip
$3,290 USD
Returning
Wed, Oct 7, 20266 Day Trip
$2,530 USD
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Thu, Oct 8, 20267 Day Trip
$2,455 USD
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Fri, Oct 9, 20268 Day Trip
$5,337 USD
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Sat, Oct 10, 20269 Day Trip
$4,603 USD
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Sun, Oct 11, 202610 Day Trip
$4,048 USD
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Tue, Oct 13, 202612 Day Trip
$2,618 USD
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Wed, Oct 14, 202613 Day Trip
$2,580 USD
Returning
Thu, Oct 15, 202614 Day Trip
$2,455 USD