Every Barcelona–Brussels fare we track, measured against the route's typical price whenever there is enough cached history to build one. Subscribe in any RSS reader for free single-route price alerts — no account, no email needed.https://flight.dealsen-ushttps://flight.deals/flights/barcelona-to-brussels/#2026-09-24-2026-09-28-FRhttps://flight.deals/flights/barcelona-to-brussels/#2026-09-24-2026-09-28-FRBCN → BRU round-trip on Ryanair, 2026-09-24 to 2026-09-28 (4 nights). Cached fare $39 vs typical $95.Tue, 01 Sep 2026 12:09:07 GMT