Cheapest return flights from Denver to Madrid in April from $514

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

Return flights

08 Apr - 21 Apr British Airways
14 Apr - 30 Apr Iberia
14 Apr - 21 Apr Iberia
22 Apr - 29 Apr Iberia
16 Apr - 23 Apr British Airways
09 Apr - 21 Apr British Airways
19 Apr - 26 Apr British Airways
24 Apr - 01 May British Airways
28 Apr - 05 May Iberia
12 Apr - 19 Apr Iberia
10 Apr - 21 Apr Iberia
08 Apr - 15 Apr Iberia
23 Apr - 14 May British Airways
30 Apr - 11 May British Airways

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

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