Cheapest return flights from New York to Buenos Aires in December from $639
AirHint found the following cheapest return flights from New York (JFK) to Buenos Aires (AEP)
in December 2025 (see full year ).
Return flights
07 Dec
- 14 Dec
Frontier Airlines
$ 639
02 Dec
- 05 Dec
Frontier Airlines
$ 690
07 Dec
- 13 Dec
Frontier Airlines
$ 718
06 Dec
- 13 Dec
Frontier Airlines
$ 724
02 Dec
- 16 Dec
Frontier Airlines
$ 725
07 Dec
- 08 Dec
Frontier Airlines
$ 735
03 Dec
- 05 Dec
Avianca
$ 755
06 Dec
- 17 Dec
Frontier Airlines
$ 775
01 Dec
- 15 Dec
Avianca
$ 794
09 Dec
- 16 Dec
Avianca
$ 831
29 Dec
- 29 Jan
Frontier Airlines
$ 879
29 Dec
- 28 Jan
Frontier Airlines
$ 885
12 Dec
- 09 Jan
Frontier Airlines
$ 1018
15 Dec
- 09 Jan
Frontier Airlines
$ 1035
30 Dec
- 12 Jan
LATAM Airlines Group
$ 1062
30 Dec
- 17 Jan
LATAM Airlines Group
$ 1103
13 Dec
- 13 Jan
LATAM Airlines Group
$ 1106
26 Dec
- 10 Jan
Avianca
$ 1186
15 Dec
- 07 Jan
Frontier Airlines
$ 1201
14 Dec
- 09 Jan
LATAM Airlines Group
$ 1212
Also check the deals for one-way flights from New York to Buenos Aires in December .
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