AirHint found the following cheapest return flights from Washington (IAD) to Madrid (MAD) in June 2026 (see full year).

Return flights

02 Jun - 08 Jun	TAP
02 Jun - 09 Jun	TAP
01 Jun - 08 Jun	TAP
01 Jun - 07 Jun	TAP
03 Jun - 07 Jun	TAP
06 Jun - 12 Jun	TAP
01 Jun - 10 Jun	TAP
04 Jun - 11 Jun	Aer Lingus
01 Jun - 10 Jun	Iberia	direct
08 Jun - 17 Jun	TAP
29 Jun - 08 Jul	TAP
14 Jun - 14 Jul	TAP
25 Jun - 08 Jul	TAP
24 Jun - 12 Jul	TAP
21 Jun - 12 Jul	TAP
19 Jun - 01 Jul	Royal Air Maroc
18 Jun - 05 Jul	TAP
20 Jun - 05 Jul	TAP
25 Jun - 08 Jul	Iberia	direct
27 Jun - 04 Jul	Iberia	direct

Also check the deals for one-way flights from Washington to Madrid 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 return flights from Washington to Madrid in June from 545€

Return flights