The cheapest Barcelona to Halifax return flight on the radar right now is €718, flying with Air Canada + Lufthansa via one or more connections. It covers departures in December 2026, and every dated link below opens that exact BCN–YHZ search on Skyscanner. The price we usually record on this route is €657. Across 72 recorded checks it has ranged between €344 and €1,123. Our sampling points to December 2026 as the cheapest month to fly Barcelona to Halifax.
Prices are re-checked against Skyscanner automatically, and every one shows when it was last confirmed, so nothing here is older than it looks. Not flying from Barcelona? We track 42 other departure cities for Halifax, listed at the foot of this page.
Prices like this tend to vanish fast. If it has gone when you look, try the days either side of the dates above, since Barcelona to Halifax is often still worth booking within a day or two of the fare we found.