Cheapest return flights from Houston to Barcelona in May from $612

Best time to book flights for Houston (IAH) to Barcelona (BCN) flights at AirHint

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

Return flights

06 May - 14 May Spirit Airlines
07 May - 15 May Spirit Airlines
05 May - 12 May Spirit Airlines
05 May - 15 May Spirit Airlines
01 May - 09 May Spirit Airlines
08 May - 16 May Spirit Airlines
09 May - 16 May Frontier Airlines
06 May - 11 May Spirit Airlines
04 May - 14 May Spirit Airlines
06 May - 13 May Turkish Airlines
10 May - 10 Jun Spirit Airlines
27 May - 04 Jun WestJet
20 May - 22 Jun Air Canada
27 May - 12 Jun WestJet
29 May - 06 Jun WestJet
24 May - 01 Jun Air Canada
26 May - 17 Jun Air Canada
26 May - 03 Jun Turkish Airlines
25 May - 01 Jun Turkish Airlines
30 May - 06 Jun British Airways

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

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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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