Cheapest return IAH–BCN flights, September

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

Return flights

30 Sep - 13 Oct Spirit Airlines
29 Sep - 08 Oct Spirit Airlines
23 Sep - 30 Sep Air Canada
01 Sep - 30 Sep Frontier Airlines
29 Sep - 06 Oct Air Canada
09 Sep - 16 Sep Turkish Airlines
24 Sep - 01 Oct Turkish Airlines
10 Sep - 17 Sep Turkish Airlines
28 Sep - 05 Oct Air Canada
30 Sep - 12 Oct Air France
29 Sep - 12 Oct Air France
07 Sep - 14 Sep Turkish Airlines
27 Sep - 04 Oct Air Canada
08 Sep - 15 Sep Air Canada
18 Sep - 02 Oct Spirit Airlines
01 Sep - 08 Sep Air Canada
26 Sep - 03 Oct Air Canada
06 Sep - 13 Sep Turkish Airlines
03 Sep - 14 Sep Spirit Airlines
05 Sep - 12 Sep Air Canada

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

Powered by

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.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Feel free to contact us with any feedback or request another flight research.