Great Diamond Island Summer Schedule

Currently Displaying: Summer Schedule
Effective: June 20, 2026 – September 7, 2026
KEY: ⁕ = Fri. & Sat. Only, ✝ = Boat May Stop at Peaks Island to Offload Freight


MON. - SUN.
Departs PortlandDeparts Great Diamond
AM5:006:55
7:458:55
9:00
10:0010:10
11:00
PM12:00 ✝12:15
1:152:25
3:154:25
4:155:30
5:456:40
7:45
8:05
9:009:40
10:15 ⁕11:00