AirHint found the following cheapest return flights from Frankfurt (FRA) to Buenos Aires (EZE) in September 2026 (see full year).

Return flights

07 Sep - 21 Sep	Lufthansa
01 Sep - 16 Sep	Delta
07 Sep - 17 Sep	Delta
01 Sep - 15 Sep	Delta
03 Sep - 24 Sep	Delta
01 Sep - 22 Sep	Delta
08 Sep - 06 Oct	Delta
21 Sep - 02 Oct	Turkish Airlines
23 Sep - 07 Oct	Turkish Airlines
05 Sep - 26 Sep	Turkish Airlines
06 Sep - 11 Sep	Turkish Airlines
21 Sep - 03 Oct	Turkish Airlines
01 Sep - 06 Sep	Turkish Airlines
30 Sep - 12 Oct	Turkish Airlines
07 Sep - 08 Oct	British Airways
26 Sep - 10 Oct	Turkish Airlines
01 Sep - 10 Sep	Delta
19 Sep - 15 Oct	Delta
26 Sep - 11 Oct	Delta
07 Sep - 08 Oct	Lufthansa	direct

Also check the deals for one-way flights from Frankfurt to Buenos Aires in September.

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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Cheapest return flights from Frankfurt to Buenos Aires in September from 845€

Return flights