Cheapest one-way flights from Houston to Barcelona in September from 209€

AirHint found the following cheapest one-way flights from Houston (IAH) to Barcelona (BCN) in September 2025 (see full year).

One-Way flights

24 Sep Spirit Airlines
30 Sep Spirit Airlines
06 Sep Frontier Airlines
05 Sep Frontier Airlines
23 Sep Spirit Airlines
25 Sep Spirit Airlines
04 Sep Frontier Airlines
19 Sep Frontier Airlines
12 Sep Frontier Airlines
08 Sep Frontier Airlines

Also check the deals for return flights from Houston to Barcelona in September.

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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