AirHint found the following cheapest return flights from Dallas (DAL) to Barcelona (BCN) in October 2025 (see full year).

Return flights

24 Oct - 29 Oct	Delta
31 Oct - 12 Nov	Delta
14 Oct - 21 Oct	Delta
31 Oct - 06 Nov	Delta
11 Oct - 15 Oct	Scandinavian Airlines
08 Oct - 15 Oct	Delta
24 Oct - 31 Oct	Delta
11 Oct - 05 Nov	Delta
31 Oct - 05 Nov	Delta
17 Oct - 22 Oct	Delta
17 Oct - 29 Oct	Delta
10 Oct - 14 Oct	Delta
03 Oct - 12 Oct	Delta
10 Oct - 20 Oct	Delta
24 Oct - 15 Nov	Air France
14 Oct - 08 Nov	Air France

Also check the deals for one-way flights from Dallas to Barcelona in October.

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 Dallas to Barcelona in October from 544€

Return flights