7 night cruise
Costa Diadema • Costa Cruises • Departs September 04, 2026
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⚠️ Price looks high — Compare other sailings
This sailing is 19% more expensive than typical
Based on similar sailings for this itinerary and cabin type
Currently $24/night above comparable sailings based on similar sailings for this itinerary and cabin type
High confidence · 29 similar sailings
This sailing is currently above typical pricing.
We'll let you know if the price drops.
Cabin prices
Interior
$1,037
$148/night
↑19% above typical
Oceanview
$1,528
$218/night
Balcony
$1,756
$251/night
Suite
$2,018
$288/night
Prices updated 3 months ago.
Price history
Tracked fare history for this sailing
Costa Diadema • September 04, 2026 • departs in about 1 month
Last 90 days
currently 19% above typical
Current tracked fare is about $24 per night above the typical comparable sailing.
Route overview
Day-by-day itinerary
Balanced itinerary
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Ship context
Costa Diadema
- Cruise line
- Costa Cruises
- Capacity
- 3,772 guests
- Tonnage
- 132,500 GT
- Built
- 2014
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From
$1,037 pp