Cheapest return flights from Belfast to Barcelona in September from 174€

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

Return flights

07 Sep - 09 Sep easyJet
07 Sep - 16 Sep easyJet
03 Sep - 06 Sep easyJet
07 Sep - 11 Sep easyJet
25 Sep - 29 Sep KLM
24 Sep - 28 Sep easyJet
25 Sep - 27 Sep easyJet
06 Sep - 14 Sep Aer Lingus
25 Sep - 28 Sep easyJet
10 Sep - 14 Sep easyJet

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

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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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