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Cheap flights from Boston (BOS) to Buenos Aires (AEP)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Boston (BOS) to Buenos Aires (AEP)

How to find the cheapest flight from Boston (BOS) to Buenos Aires (AEP)
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How to find the cheapest flight from Boston (BOS) to Buenos Aires (AEP)
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How to find the cheapest flight from Boston (BOS) to Buenos Aires (AEP)
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Cheap flights from Boston to Buenos Aires in March , April 2026

30 Mar - 04 Apr $ 772.00
BOS
Boston
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
3 STOPS
BOS
Boston
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31 Mar - 04 Apr $ 782.00
BOS
Boston
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
3 STOPS
BOS
Boston
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15 Mar - 04 Apr $ 1,733.00
BOS
Boston
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
1 STOPS
BOS
Boston
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Last minute flights from Boston to Buenos Aires

22 Mar - 01 Apr $ 894.00
BOS
Boston
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
2 STOPS
BOS
Boston
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30 Mar - 01 Apr $ 942.00
BOS
Boston
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
2 STOPS
BOS
Boston
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30 Mar - 31 Mar $ 1,019.00
BOS
Boston
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
2 STOPS
BOS
Boston
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One-way flights to Buenos Aires from Boston

8:44 AM - 9:55 PM
JetSMART
2 Stops
18h 36m
BOS - AEP
$ 397
Kiwi
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3:15 PM - 8:23 AM
LATAM Airlines
2 Stops
18h 15m
BOS - AEP
$ 796
Kiwi
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3:15 PM - 6:45 AM
LATAM Airlines
2 Stops
17h 25m
BOS - AEP
$ 1,111
Kiwi
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How to find the cheapest flight from Boston (BOS) to Buenos Aires (AEP)

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