Earn point on your loyalty program!arrow arc left

Cheap flights from Baltimore (BWI) to Buenos Aires (AEP)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Baltimore (BWI) to Buenos Aires (AEP)

How to find the cheapest flight from Baltimore (BWI) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Baltimore (BWI) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Baltimore (BWI) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Baltimore to Buenos Aires in March , April 2026

22 Mar - 24 Apr $ 831.00
BWI
Baltimore
Copa Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Copa Airlines
2 STOPS
BWI
Baltimore
Pick dates
22 Mar - 15 Apr $ 834.00
BWI
Baltimore
Copa Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Copa Airlines
2 STOPS
BWI
Baltimore
Pick dates
22 Mar - 22 Apr $ 834.00
BWI
Baltimore
Copa Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Copa Airlines
2 STOPS
BWI
Baltimore
Pick dates

Last minute flights from Baltimore to Buenos Aires

22 Mar - 01 Apr $ 942.00
BWI
Baltimore
Spirit Airlines
3 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
2 STOPS
BWI
Baltimore
Pick dates
22 Mar - 01 Apr $ 990.00
BWI
Baltimore
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
2 STOPS
BWI
Baltimore
Pick dates
22 Mar - 01 Apr $ 998.00
BWI
Baltimore
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
2 STOPS
BWI
Baltimore
Pick dates

One-way flights to Buenos Aires from Baltimore

4:45 PM - 4:35 PM
JetSMART
3 Stops
24h 55m
BWI - AEP
$ 352
Kiwi
Pick dates
8:30 AM - 1:55 AM
Sky Airline
2 Stops
23h
BWI - AEP
$ 400
Kiwi
Pick dates
4:45 PM - 9:35 AM
LATAM Airlines
2 Stops
22h 15m
BWI - AEP
$ 408
Kiwi
Pick dates

How to find the cheapest flight from Baltimore (BWI) to Buenos Aires (AEP)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Baltimore (BWI) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Baltimore (BWI) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.