Washington (IAD) to Porto Alegre (POA) flight deal in business from $1,540
IADWashington Dulles International Airport
Washington, United States
POASalgado Filho International Airport
Porto Alegre, Brazil
$3,380 USD
-54%$1,540 USD
Verified 13 days agoAugust 2026
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27$3,51228$4,03929$3,93930$4,57731$3,8551$4,0392$3,9393$3,9094$2,3755$3,2006$3,1507$4,5278$3,9249$3,25010$1,64511$1,64512$1,72013$1,64714$4,45215$4,45216$1,82017$1,57018$1,67019$1,57020$1,57021$1,74522$1,64523$3,02524$3,12525$1,57026$1,57027$1,87028$1,64529$1,91030$1,92031$1,9081$1,9102$3,2883$1,9084$3,2885$4,4426$2,780
Rare Availability
5% of dates checked are available within 10% of the lowest price
Sunday, August 9th, 2026
8 round-trip options
Returning
Fri, Aug 14, 2026•5 Day Trip
$5,691 USD
Returning
Sat, Aug 15, 2026•6 Day Trip
$4,928 USD
Returning
Sun, Aug 16, 2026•7 Day Trip
$3,250 USD
Returning
Mon, Aug 17, 2026•8 Day Trip
$3,562 USD
Returning
Tue, Aug 18, 2026•9 Day Trip
$3,612 USD
Returning
Thu, Aug 20, 2026•11 Day Trip
$4,372 USD
Returning
Fri, Aug 21, 2026•12 Day Trip
$4,992 USD
Returning
Sat, Aug 22, 2026•13 Day Trip
$3,250 USD