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

Return flights

05 Sep - 02 Oct	Avianca
12 Sep - 02 Oct	Avianca
26 Sep - 10 Oct	Avianca
19 Sep - 30 Sep	Avianca
22 Sep - 03 Oct	Avianca
25 Sep - 18 Oct	Avianca
25 Sep - 05 Oct	Avianca
11 Sep - 26 Sep	Iberia
11 Sep - 24 Sep	Iberia
12 Sep - 20 Sep	Avianca
05 Sep - 01 Oct	Iberia
22 Sep - 30 Sep	Avianca
11 Sep - 21 Sep	Iberia
25 Sep - 30 Oct	Avianca
13 Sep - 29 Sep	Iberia
09 Sep - 22 Sep	Avianca
01 Sep - 29 Sep	Air France
07 Sep - 16 Sep	Avianca
03 Sep - 31 Oct	Iberia
27 Sep - 04 Oct	Avianca

Also check the deals for one-way flights from Barcelona to Guayaquil 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 Guayaquil in September from $812

Return flights