Ferry on water. Photo Provided by Casco Bay Lines
Exterior of ferries docked. Photo Provided by Casco Bay Lines
Exterior of ferry from land. Photo Provided by Casco Bay Lines
Exterior of ferry with people on board. Photo Provided by Casco Bay Lines
Exterior of ferry. Photo Provided by Casco Bay Lines

Casco Bay Lines

We provide year-round ferry service for the Casco Bay Island Transit District, carrying passengers, vehicles and freight between Portland, Maine and the islands of Peaks, Little Diamond, Great Diamond, Long, Chebeague, and Cliff. We also offer scenic cruises, summertime music cruises, private charters, and lobster bakes. Join us and see where the Maine coast really begins.


56 Commercial St
Portland, ME 04101

P. (207) 774-7871

About Us

Casco Bay Lines offers many opportunities to get out on the Bay with a variety of scenic trips offering different destinations, durations, and departure times. Pack a lunch; bring your camera, binoculars, and a sweater.

Explore scenic Casco Bay on one of our 7 public scenic cruises: Bailey Island Cruise (5 hrs 45 min): learn the history Bailey Island Noontime Cruise (1 hr 45 min), Mail Boat Run (3 hrs), Diamond Pass (1 hr 45 min), Sunrise On The Bay (2 hrs 30 min), Sunset Run (2 hrs 30 min) and Moonlight run (1 hr 45 min) – or on our private charter boat.

In addition to the daily cruises, the island offers a number of all-day outings and quick escapes. Escape for lunch or dinner to one of several island boasting wonderful shoreside restaurants. Island Lobsterbakes for groups of 50 to 400 are a unique way to entertain visitors and friends.

Casco Bay Lines is the way for your group to go! For transportation to an island or a scenic cruise around the bay, you have a choice: you can go by our regularly scheduled service, or charter one of our boats for your own private ride. Group rates are available on cruise tickets for groups of 20 or more. A group reservation is required.

We Depart from Casco Bay Lines Ferry Terminal, corner of Commercial & Franklin Streets in downtown Portland.

COVID-19 Message: Our regularly scheduled ferry operates 365 days a year. Please visit our website to see the temporary schedule resulting from COVID-19 *Valid for all islands beginning May 16, 2020*