Cheapest return flights from Washington to Madrid in April from 358€

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

Return flights

29 Apr - 05 May TAP
29 Apr - 06 May TAP
29 Apr - 04 May TAP
29 Apr - 26 May TAP
08 Apr - 15 Apr SWISS
14 Apr - 23 Apr Brussels Airlines
21 Apr - 28 Apr SWISS
14 Apr - 21 Apr Iberia
08 Apr - 17 Apr British Airways
14 Apr - 24 Apr Iberia direct
01 Apr - 09 Apr Lufthansa
12 Apr - 18 Apr Brussels Airlines
01 Apr - 07 Apr Lufthansa
20 Apr - 01 May Iberia direct
07 Apr - 14 Apr SWISS
28 Apr - 03 May ITA Airways
29 Apr - 06 May Iberia direct
29 Apr - 05 May Finnair direct
23 Apr - 02 May United
19 Apr - 11 May United direct

Also check the deals for one-way flights from Washington to Madrid in April.

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