Cheapest return flights from Atlanta to Barcelona in September from $441

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

Return flights

25 Sep - 02 Oct Frontier Airlines
12 Sep - 26 Sep Scandinavian Airlines
13 Sep - 26 Sep Spirit Airlines
05 Sep - 12 Sep Frontier Airlines
10 Sep - 20 Sep Spirit Airlines
02 Sep - 09 Sep Frontier Airlines
26 Sep - 03 Oct Frontier Airlines
09 Sep - 23 Sep Spirit Airlines
18 Sep - 23 Sep Scandinavian Airlines
16 Sep - 23 Sep Frontier Airlines
11 Sep - 18 Sep Frontier Airlines
15 Sep - 22 Sep Spirit Airlines
27 Sep - 04 Oct Spirit Airlines
28 Sep - 05 Oct Spirit Airlines
23 Sep - 01 Oct Frontier Airlines
23 Sep - 01 Oct Virgin Atlantic direct
29 Sep - 06 Oct Virgin Atlantic direct
25 Sep - 02 Oct Virgin Atlantic direct
27 Sep - 04 Oct Air France direct

Also check the deals for one-way flights from Atlanta to Barcelona 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.

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