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

Return flights

30 Sep - 09 Oct	LATAM Airlines Group
25 Sep - 27 Oct	Avianca
25 Sep - 01 Oct	Avianca
28 Sep - 15 Oct	Copa
25 Sep - 12 Oct	Avianca
29 Sep - 13 Oct	Copa
16 Sep - 23 Sep	Copa
26 Sep - 03 Oct	Sky Airline
24 Sep - 07 Oct	Copa
16 Sep - 07 Oct	Copa
29 Sep - 29 Oct	Copa
16 Sep - 30 Sep	Copa
21 Sep - 22 Sep	GOL Linhas Aéreas
18 Sep - 25 Sep	LATAM Airlines Group
15 Sep - 30 Sep	Avianca
17 Sep - 25 Sep	Copa
22 Sep - 30 Sep	Avianca
17 Sep - 24 Sep	Copa
20 Sep - 30 Sep	LATAM Airlines Group
16 Sep - 28 Sep	Copa

Also check the deals for one-way flights from Montevideo to Barcelona 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 Barcelona in September from 1115€

Return flights