Cheapest return flights from Chicago to Barcelona in April from $452

AirHint found the following cheapest return flights from Chicago (MDW) to Barcelona (BCN) in April 2026 (see full year).

Return flights

22 Apr - 01 May Frontier Airlines
13 Apr - 29 Apr Delta
17 Apr - 20 Apr Frontier Airlines
22 Apr - 29 Apr Frontier Airlines
08 Apr - 29 Apr Frontier Airlines
26 Apr - 02 May Frontier Airlines
14 Apr - 21 Apr Frontier Airlines
09 Apr - 16 Apr Porter Airlines (Canada) Ltd
02 Apr - 14 Apr Delta
02 Apr - 15 Apr Delta
02 Apr - 09 Apr Delta
24 Apr - 02 May Frontier Airlines
24 Apr - 01 May Frontier Airlines
12 Apr - 28 Apr Delta

Also check the deals for one-way flights from Chicago to Barcelona in April.

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