Washington (IAD) to Buenos Aires (EZE) flight deal in economy from $327

CMCopa Airlines

One Way•Economy

IAD

Washington Dulles International Airport

Washington, United States

EZE

Ministro Pistarini International Airport

Buenos Aires, Argentina

$479 USD

-32%$327 USD

Verified about 4 hours ago

November 2026

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Good Availability

41% of dates checked are available within 10% of the lowest price

Monday, November 16th, 2026

Outbound Flights

22h 54m·1 stop

$327 USD

IADNov 16 01:16

→

PTYNov 16 06:13

CM 403Boeing 737

10h 44m layover

PTYNov 16 16:57

→

EZENov 17 02:10

CM 329Boeing 737MAX 9 Passenger

14h 23m·1 stop

$327 USD

IADNov 16 15:37

→

PTYNov 16 20:35

CM 444Boeing 737MAX 9 Passenger

2h 20m layover

PTYNov 16 22:55

→

EZENov 17 08:00

CM 367Boeing 737MAX 9 Passenger

14h 20m·1 stop

$355 USD

IADNov 16 08:32

→

PTYNov 16 13:31

CM 357Boeing 737

2h 14m layover

PTYNov 16 15:45

→

EZENov 17 00:52

CM 167Boeing 737MAX 9 Passenger

19h 4m·1 stop

$524 USD

IADNov 16 01:16

→

PTYNov 16 06:13

CM 403Boeing 737

7h 2m layover

PTYNov 16 13:15

→

EZENov 16 22:20

CM 219Boeing 737MAX 9 Passenger

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