Chicago (ORD) to Porto Alegre (POA) flight deal in economy from $730

Thursday, August 13th, 2026

4 round-trip options

Returning
Thu, Aug 20, 20267 Day Trip
$993 USD
Returning
Fri, Aug 21, 20268 Day Trip
$905 USD
Returning
Sun, Aug 23, 202610 Day Trip
$839 USD
Returning
Tue, Aug 25, 202612 Day Trip
$819 USD