Cheapest return flights from Houston to Barcelona in April from 525€

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

Return flights

08 Apr - 16 Apr Air Canada
13 Apr - 21 Apr Air Canada
15 Apr - 23 Apr Air Canada
27 Apr - 05 May Air Canada
29 Apr - 06 May Air Canada
01 Apr - 09 Apr Air Canada
06 Apr - 14 Apr Air Canada
20 Apr - 28 Apr Air Canada
28 Apr - 06 May Air Canada
29 Apr - 07 May Air Canada
22 Apr - 30 Apr Air Canada
07 Apr - 15 Apr Air Canada
21 Apr - 29 Apr Air Canada
14 Apr - 22 Apr Lufthansa
26 Apr - 04 May KLM
23 Apr - 01 May Turkish Airlines
26 Apr - 11 May KLM
25 Apr - 03 May Iberia
24 Apr - 02 May Air Canada

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

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