AirHint found the following cheapest return flights from Dallas (DAL) to Madrid (MAD) in August 2025 (see full year).

Return flights

19 Aug - 26 Sep	Air France
18 Aug - 13 Sep	Delta
03 Aug - 19 Aug	Delta
04 Aug - 26 Aug	Delta
08 Aug - 22 Aug	Air France
21 Aug - 05 Sep	KLM
20 Aug - 26 Sep	Air France
13 Aug - 25 Aug	Delta
08 Aug - 20 Aug	Air France
20 Aug - 31 Aug	Air France
06 Aug - 15 Aug	Delta
13 Aug - 20 Aug	KLM
30 Aug - 08 Sep	Delta
30 Aug - 13 Sep	Delta
01 Aug - 01 Sep	Air France
29 Aug - 08 Sep	Delta
28 Aug - 06 Sep	Delta
29 Aug - 01 Sep	Delta

Also check the deals for one-way flights from Dallas to Madrid in August.

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 Madrid

Cheap car rent in Madrid

Cheapest return flights from Dallas to Madrid in August from 419€

Return flights