Washington (IAD) to Porto Alegre (POA) flight deal in economy from $552

Monday, June 8th, 2026

9 round-trip options

Returning
Sat, Jun 13, 20265 Day Trip
$951 USD
Returning
Sun, Jun 14, 20266 Day Trip
$877 USD
Returning
Mon, Jun 15, 20267 Day Trip
$787 USD
Returning
Wed, Jun 17, 20269 Day Trip
$787 USD
Returning
Thu, Jun 18, 202610 Day Trip
$787 USD
Returning
Fri, Jun 19, 202611 Day Trip
$1,138 USD
Returning
Sat, Jun 20, 202612 Day Trip
$1,251 USD
Returning
Sun, Jun 21, 202613 Day Trip
$1,251 USD
Returning
Mon, Jun 22, 202614 Day Trip
$951 USD