$405 Cheap United flights Washington (IAD) to Buenos Aires (EZE)

$405 Cheap United flights Washington (IAD) to Buenos Aires (EZE)

Prices were available within the past 7 days and start at $405 for one-way flights and $730 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 3 - Tue, Oct 20

IAD

Washington

EZE

Buenos Aires

$730 Roundtrip, found 7 hours ago

$730

Roundtrip

found 7 hours ago

Select United flight, departing Sat, Oct 3 from Washington to Buenos Aires, returning Tue, Oct 20, priced at $730 found 7 hours ago

Sun, Jul 12 - Thu, Jul 30

IAD

Washington

EZE

Buenos Aires

$856 Roundtrip, found 7 hours ago

$856

Roundtrip

found 7 hours ago

Select United flight, departing Sun, Jul 12 from Washington to Buenos Aires, returning Thu, Jul 30, priced at $856 found 7 hours ago

Sat, Jul 11 - Thu, Jul 30

IAD

Washington

EZE

Buenos Aires

$867 Roundtrip, found 7 hours ago

$867

Roundtrip

found 7 hours ago

Select United flight, departing Sat, Jul 11 from Washington to Buenos Aires, returning Thu, Jul 30, priced at $867 found 7 hours ago

Thu, Nov 12 - Fri, Nov 27

IAD

Washington

EZE

Buenos Aires

$872 Roundtrip, found 7 hours ago

$872

Roundtrip

found 7 hours ago

Select United flight, departing Thu, Nov 12 from Washington to Buenos Aires, returning Fri, Nov 27, priced at $872 found 7 hours ago