Cheapest return flights from Barcelona to Santiago in September from $664

Best time to book flights for Barcelona (BCN) to Santiago (SCL) flights at AirHint

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

Return flights

16 Sep - 23 Sep American Airlines
16 Sep - 26 Sep Delta
03 Sep - 18 Sep Delta
05 Sep - 19 Sep Delta
05 Sep - 20 Sep Delta
06 Sep - 20 Sep Delta
08 Sep - 28 Sep Delta
06 Sep - 30 Sep Delta
17 Sep - 30 Sep Delta
09 Sep - 23 Sep Delta
11 Sep - 04 Oct Delta
10 Sep - 02 Oct Delta
02 Sep - 02 Oct Delta
10 Sep - 09 Oct Air France
16 Sep - 07 Oct Delta
13 Sep - 11 Oct LEVEL direct
13 Sep - 14 Oct LEVEL direct
10 Sep - 09 Oct LEVEL direct
29 Sep - 05 Oct Delta
01 Sep - 02 Oct Delta

Also check the deals for one-way flights from Barcelona to Santiago in September.

Skyscanner

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.

Book a cheap hotel in Santiago

Cheap car rent in Santiago