Cheapest return IAH–BCN flights, October

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

Return flights

06 Oct - 13 Oct Spirit Airlines
07 Oct - 23 Oct United
07 Oct - 16 Oct United
08 Oct - 23 Oct Turkish Airlines
08 Oct - 13 Oct Spirit Airlines
01 Oct - 12 Oct Turkish Airlines
16 Oct - 21 Oct Air Canada
29 Oct - 14 Nov Turkish Airlines

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

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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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