AirHint found the following cheapest return flights from Barcelona (BCN) to Montevideo (MVD) in September 2025 (see full year).

Return flights

15 Sep - 27 Sep	SWISS
10 Sep - 24 Sep	Lufthansa
22 Sep - 14 Oct	Vueling Airlines
06 Sep - 27 Sep	SWISS
04 Sep - 22 Sep	SWISS
20 Sep - 20 Oct	Vueling Airlines
19 Sep - 29 Sep	Vueling Airlines
23 Sep - 12 Oct	Vueling Airlines
22 Sep - 15 Oct	Vueling Airlines
11 Sep - 28 Sep	TAP
24 Sep - 12 Oct	Vueling Airlines
01 Sep - 30 Sep	TAP
20 Sep - 29 Sep	Vueling Airlines
15 Sep - 22 Sep	Vueling Airlines
12 Sep - 22 Sep	Avianca
29 Sep - 29 Oct	Avianca

Also check the deals for one-way flights from Barcelona to Montevideo 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 Barcelona to Montevideo in September from 769€

Return flights