Cheapest return flights from Houston to Barcelona in December from $451

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

Return flights

05 Dec - 15 Dec Spirit Airlines
03 Dec - 10 Dec Spirit Airlines
02 Dec - 09 Dec Spirit Airlines
09 Dec - 16 Dec Spirit Airlines
01 Dec - 08 Dec United
11 Dec - 18 Dec United
06 Dec - 13 Dec United
31 Dec - 07 Jan United
17 Dec - 23 Dec British Airways
18 Dec - 24 Dec Spirit Airlines
16 Dec - 23 Dec United
19 Dec - 02 Jan British Airways
26 Dec - 02 Jan United

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

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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