Brussels to Dublin: buy now or wait?
Updated : Typical one-way fare Brussels→Dublin: €18 (median of 44 daily lowest fares we tracked); under €15 is a good price; cheapest month: December; book 42–55 days ahead.
Cheaper than 91% of what we have seen
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All fares Brussels → Dublin
Cheapest first. Every price is live and goes straight to booking.
What the history says
Based on 298 prices we recorded on this exact route, compared against the same departure month.
Best booking window
42–55 days — is when this route has been cheapest to book: €19 typical, on 36 observations. That is about €20 less than booking in the last two weeks.
Cheapest months to fly to Dublin
Booking tips from our fare data
- How far in advance should you book a flight?
- Book 1.5–2 months before departure. Tracking the same flights at every lead time (122,496 flights on 23,192 routes, 2026-06-14 to 2026-11-14), that window had the smallest average premium over each flight's lowest fare: +16%, against +48.5% in the last 3 days.
- How much does a flight in Europe cost?
- €116 one way at the median, across 29,503 routes within Europe (fares observed 2026-06-14 to 2026-11-14). The cheapest countries to fly to were Albania (€57.5), Malta (€65.5), Ireland (€77); the dearest Belarus (€299) and Russia (€292).
- How much does a flight in Europe cost?
- €116 one way at the median, across 29,503 routes within Europe (fares observed 2026-06-14 to 2026-11-14). The cheapest countries to fly to were Albania (€57.5), Malta (€65.5), Ireland (€77); the dearest Belarus (€299) and Russia (€292).
Price drops on Telegram
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