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Castle Hotel — Cheap Rates

iBy the IMPT Hotels Editorial team — last updated 2026-05-09 · How we verify the carbon offset →

Cheap rates at Castle Hotel. Same price as booking direct, 1-tonne UN-verified CO₂ offset funded by IMPT.

Dublin, IrelandCheap RatesUN-verified offset
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Castle Hotel

Castle Hotel cheap rates — what to expect

Castle Hotel sits in Dublin, Ireland. Cheap rates at Castle Hotel. Same price as booking direct, 1-tonne UN-verified CO₂ offset funded by IMPT. The booking flow on IMPT mirrors the property's direct booking page on price and cancellation; the differentiator is the carbon offset, paid by IMPT from commission and recorded on Ethereum against your booking ID.

Live availability for Castle Hotel is on the IMPT app. The Goodness loyalty mechanic — €5 free signup credit and 5% back per stay (split 3% to a carbon cause + 2% to next-stay credit) — applies to every booking, including cheap rates reservations.

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Castle Hotel — Cheap Rates FAQs

Is cheap rates at Castle Hotel cheaper through IMPT?

No — IMPT matches the property's standard direct rate. The differentiator is the offset, paid by IMPT from commission.

Can I cancel a Castle Hotel booking for free?

Most rate plans at Castle Hotel offer free cancellation up to 24 or 48 hours before arrival; the exact terms are on the booking page.

Is the carbon offset attached to Castle Hotel bookings?

Yes. Every booking on IMPT — including stays at Castle Hotel — triggers a 1-tonne UN-verified CO₂ retirement on Ethereum.

What's the price difference between cheap rates and standard rates at Castle Hotel?

Cheap Rates availability follows the property's own pricing rules. The carbon offset attaches to every reservation regardless.