AirHint found the following cheapest return flights from Montevideo (MVD) to Rio De Janeiro (GIG) in September 2025 (see full year).

Return flights

28 Sep - 15 Oct	JetSmart	direct
29 Sep - 15 Oct	JetSmart	direct
27 Sep - 15 Oct	JetSmart	direct
30 Sep - 15 Oct	JetSmart	direct
28 Sep - 07 Oct	JetSmart	direct
28 Sep - 10 Oct	JetSmart	direct
28 Sep - 03 Oct	JetSmart	direct
28 Sep - 14 Oct	JetSmart	direct
26 Sep - 15 Oct	JetSmart	direct
29 Sep - 07 Oct	JetSmart	direct
08 Sep - 19 Sep	JetSmart	direct
14 Sep - 19 Sep	JetSmart	direct
07 Sep - 19 Sep	JetSmart	direct
08 Sep - 12 Sep	JetSmart	direct
10 Sep - 19 Sep	JetSmart	direct
09 Sep - 19 Sep	JetSmart	direct
12 Sep - 19 Sep	JetSmart	direct
08 Sep - 11 Sep	JetSmart
08 Sep - 16 Sep	JetSmart	direct
08 Sep - 09 Sep	JetSmart	direct

Also check the deals for one-way flights from Montevideo to Rio De Janeiro 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 Montevideo to Rio De Janeiro in September from $234

Return flights