Cheapest return flights from Washington to Madrid in March from $485

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

Return flights

16 Mar - 16 Apr TAP
17 Mar - 25 Mar ITA Airways
17 Mar - 31 Mar ITA Airways
16 Mar - 30 Mar TAP
22 Mar - 31 Mar ITA Airways
22 Mar - 02 Apr Air France
11 Mar - 25 Mar Air France
11 Mar - 24 Mar Air France
18 Mar - 24 Mar Air France
24 Mar - 31 Mar KLM
23 Mar - 31 Mar Aer Lingus
18 Mar - 31 Mar Air France
30 Mar - 07 Apr KLM
30 Mar - 08 Apr KLM
24 Mar - 01 Apr KLM
24 Mar - 08 Apr KLM
25 Mar - 01 Apr KLM
25 Mar - 02 Apr KLM
31 Mar - 07 Apr KLM
21 Mar - 08 Apr Air France

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

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