Cheapest one-way flights from Rockford to Buenos Aires in December from $416

AirHint found the following cheapest one-way flights from Rockford (RFD) to Buenos Aires (AEP) in December 2025 (see full year).

One-Way flights

08 Dec Allegiant Air
07 Dec Allegiant Air
30 Dec Allegiant Air
23 Dec Allegiant Air
24 Dec Allegiant Air
22 Dec Allegiant Air
19 Dec Allegiant Air

Also check the deals for return flights from Rockford to Buenos Aires in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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