$699 Cheap United flights Washington (IAD) to Buenos Aires (EZE)

View $699 flight on Fri, Nov 14, 2025Opens in a new window

$699 Cheap United flights Washington (IAD) to Buenos Aires (EZE)

Prices were available within the past 7 days and start at $699 for one-way flights and $658 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
United
Sat, Nov 15 - Wed, Nov 19
IAD
Washington
EZE
Buenos Aires
$658
Roundtrip
Found 16 hours ago
Select United flight, departing Sat, Nov 15 from Washington to Buenos Aires, returning Wed, Nov 19, priced at $658 Found 16 hours ago
United
Sat, Nov 15 - Sun, Nov 23
IAD
Washington
EZE
Buenos Aires
$667
Roundtrip
Found 16 hours ago
Select United flight, departing Sat, Nov 15 from Washington to Buenos Aires, returning Sun, Nov 23, priced at $667 Found 16 hours ago
Flights from Washington (IAD) to Buenos Aires (EZE)
Origin airport
Washington Dulles Intl.
Destination airport
Ministro Pistarini Intl.
Airlines serving
Copa, Delta, United, avianca
Popular airline
Copa
Distance
8380 km