Cheapest return flights from Houston to Barcelona in December from 646€

AirHint found the following cheapest return flights from Houston (IAH) to Barcelona (BCN) in December 2025 (see full year).

Return flights

28 Dec - 16 Jan United
24 Dec - 28 Dec United
31 Dec - 07 Jan Turkish Airlines
24 Dec - 31 Dec British Airways
26 Dec - 01 Jan Air France
26 Dec - 06 Jan Frontier Airlines
31 Dec - 04 Jan British Airways
30 Dec - 03 Jan Lufthansa
21 Dec - 03 Jan Aer Lingus

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

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