AirHint found the following cheapest one-way flights from Atlanta (ATL) to Barcelona (BCN) in June 2025 (see full year).

One-Way flights

28 Jun	Frontier Airlines
23 Jun	Frontier Airlines
17 Jun	Spirit Airlines
18 Jun	Frontier Airlines
28 Jun	Air France	direct
23 Jun	Air France	direct
17 Jun	Air France	direct
18 Jun	Air France	direct
16 Jun	Air France	direct
20 Jun	Air France	direct

Also check the deals for return flights from Atlanta to Barcelona in June.

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 one-way flights from Atlanta to Barcelona in June from $425

One-Way flights