Washington (IAD) to Buenos Aires (EZE) flight deal in economy from $556

Copa AirlinesCMCopa Airlines
Round Trip•Economy
United StatesIAD

Washington Dulles International Airport

Washington, United States
ArgentinaEZE

Ministro Pistarini International Airport

Buenos Aires, Argentina
$1,029 USD
-46%$556 USD
Verified about 4 hours ago
Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Tuesday, November 3rd, 2026

4 round-trip options

Returning
Thu, Nov 12, 2026•9 Day Trip
$1,929 USD
Google Flights
Returning
Fri, Nov 13, 2026•10 Day Trip
$1,929 USD
Google Flights
Returning
Sat, Nov 14, 2026•11 Day Trip
$2,379 USD
Google Flights
Returning
Sun, Nov 15, 2026•12 Day Trip
$2,379 USD
Google Flights