
Great Diamond Island Vacations
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- Plan, book, travel with confidence
- Better togetherSave up to ¥109,000 when you book a flight and hotel together*
- Find the right fitWith over 300,000 hotels worldwide, it's easy to create a perfect package
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Find the Best Great Diamond Island Vacation Packages
Great Diamond Island Hotel Deals

The Westin Portland Harborview
157 High St Portland ME
Fully refundable
The price is ¥14,518 per night from Dec 6 to Dec 7
¥14,518
¥16,063 total
Dec 6 - Dec 7
includes taxes & fees

Clarion Hotel Portland Airport ME
1230 Congress St Portland ME
Fully refundable
The price is ¥12,082 per night from Nov 22 to Nov 23
¥12,082
¥13,368 total
Nov 22 - Nov 23
includes taxes & fees
8.2/10 Very Good! (1,876 reviews)
"Pool was fun"
Reviewed on Nov 15, 2026

Fireside Inn & Suites Portland
81 Riverside St Portland ME
Fully refundableReserve now, pay when you stay
The price is ¥12,911 per night from Nov 16 to Nov 17
¥12,911
¥14,285 total
Nov 16 - Nov 17
includes taxes & fees
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
What to do in Great Diamond Island

Portland Smartphone Audio Tour: Self-Guided Drive
¥2,663
per traveler
100% of travellers recommend

Portland, Maine: Hidden Histories Guided Walking Tour
¥8,463
per adult

Downtown Portland: Coastal Vibe and Old Mansions with In-Add Audio Tour
¥1,495
per traveler
Frequently asked questions
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* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages.
