Cheapest return flights from Ontario to Madrid in April from 676€

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

Return flights

09 Apr - 16 Apr Iberia
11 Apr - 18 Apr Iberia
18 Apr - 25 Apr Iberia
21 Apr - 28 Apr Iberia
07 Apr - 17 Apr Iberia
07 Apr - 14 Apr Iberia
08 Apr - 15 Apr Iberia
06 Apr - 13 Apr Iberia
13 Apr - 20 Apr Iberia
16 Apr - 23 Apr Iberia
24 Apr - 15 May Iberia
30 Apr - 09 May Iberia
24 Apr - 16 May Iberia
20 Apr - 03 May Iberia

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

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