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Ferry Ib - Inner Bay Islands: Full Schedule in Portland

A ferry service operated by Casco Bay Lines
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List of stops
        Number of stops: 5

        Diamond Cove – Gates 2, 3, or 4

        Diamond Cove

        		——17:0518:35

        Long Island

        		08:4013:55——

        Great Diamond Island

        		08:5514:1017:1518:45

        Little Diamond Island

        		09:0014:1517:2018:50

        Gates 2, 3, or 4

        		09:1514:3017:3519:05

        All trips in this timetable are wheelchair accessible.

        Times marked with "—" indicate that the vehicle does not stop at this stop.

        Gates 2, 3, or 4 – Long Island

        Gates 2, 3, or 407:4513:00
        Little Diamond Island08:0413:19
        Great Diamond Island08:1113:26
        Diamond Cove08:2513:40
        Long Island08:4013:55

        All trips in this timetable are wheelchair accessible.

        Times marked with "—" indicate that the vehicle does not stop at this stop.
        Times marked with "—" indicate that the vehicle does not stop at this stop.
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        Route Path (Streets & Roads)

        Outbound: Diamond Cove – Gates 2, 3, or 4
        Moon Garden Way - Nancy Lane - Diamond Avenue - Maine State Pier
        Inbound: Gates 2, 3, or 4 – Long Island
        Maine State Pier - Diamond Avenue - Nancy Lane - Moon Garden Way

        Schedules and stops for this route are published in GTFS: cascobaylines-portland-me-usa

        Ferry Ib FAQ

        • What time does the Ib ferry start operating?

          Services on the Ib - Inner Bay Islands ferry start at 08:40 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.

        • What time does the Ib ferry stop working?

          Services on the Ib - Inner Bay Islands ferry stop at 19:05 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.

        • Is there a Ib ferry stop near me?

          Click here to view the nearest Ib - Inner Bay Islands ferry stop.

        Ib (Portland Ferries)

        The first stop of the Ib ferry route is Diamond Cove and the last stop is Gates 2, 3, or 4. Ib (Inner Bay Islands) is operational during everyday.

        Additional information: Ib has 5 stops. The total trip duration for this route is approximately 35 minutes.

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        Ib ferry near me

        Last updated on September 28, 2026