AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Madrid (MAD) in May 2026 (see full year).

Return flights

01 May - 15 May	Turkish Airlines
02 May - 15 May	Iberia	direct
01 May - 15 May	Iberia	direct
08 May - 18 May	Air Canada
04 May - 11 May	Iberia	direct
08 May - 16 May	Spirit Airlines
09 May - 16 May	Iberia	direct
13 May - 20 May	American Airlines	direct
08 May - 18 May	British Airways	direct
08 May - 16 May	British Airways	direct
25 May - 13 Jun	Air Canada
29 May - 08 Jun	Spirit Airlines
22 May - 06 Jun	Spirit Airlines
22 May - 01 Jun	Spirit Airlines
22 May - 01 Jun	Finnair	direct
29 May - 08 Jun	Finnair	direct
29 May - 05 Jun	Iberia
22 May - 06 Jun	British Airways	direct
25 May - 13 Jun	Finnair	direct

Also check the deals for one-way flights from Dallas-Fort Worth to Madrid in May.

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-Fort Worth to Madrid in May from $678

Return flights