AirHint found the following cheapest return flights from Halifax (YHZ) to Barcelona (BCN) in September 2025 (see full year).

Return flights

27 Sep - 18 Oct	WestJet
21 Sep - 29 Sep	WestJet
08 Sep - 15 Sep	WestJet
21 Sep - 28 Sep	WestJet
03 Sep - 11 Sep	WestJet
26 Sep - 18 Oct	Porter Airlines (Canada) Ltd
04 Sep - 11 Sep	Air Canada
13 Sep - 21 Sep	WestJet
04 Sep - 13 Sep	Air Canada
07 Sep - 14 Sep	WestJet
03 Sep - 16 Sep	WestJet
06 Sep - 14 Sep	WestJet
01 Sep - 30 Oct	WestJet

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

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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Cheapest return flights from Halifax to Barcelona in September from $485

Return flights