Activity Old Port, Portland, Maine
Casco Bay Lines
An activity in Old Port, Portland, Maine, budget-friendly ($) and worth about 2.5 hours. Best time to go: Summer.

Why go
Ferries to Peaks Island and the outer islands for a cheap harbor cruise.
It is one of 8 curated places we feature in Portland, Maine, alongside 3 places to eat, 2 sights and 1 place for a drink. 3 more of our picks sit within about half a mile in a straight line, so it pairs easily with Eventide Oyster Co. and The Holy Donut.
- Type
- Activity · Sight
- Neighborhood
- Old Port
- Price
- $
- Time needed
- 2.5 hr
- Best time
- Summer
Nearby
The 6 closest curated picks in Portland, Maine, measured as straight-line distance.
- 1Eventide Oyster Co.
Oyster bar known for its brown-butter lobster roll on a steamed bun.
Food · 0.2 mi straight-line - 2The Holy Donut
Maine potato donuts in flavors like dark chocolate sea salt.
Food · 0.2 mi straight-line - 3Duckfat
Small sandwich shop famous for fries cooked in duck fat.
Food · 0.2 mi straight-line - 4Portland Museum of Art
Strong Winslow Homer and Maine art collection in the Arts District.
Sight · 0.7 mi straight-line - 5Eastern Promenade
Hilltop park and trail with views over Casco Bay and its islands.
Outdoors · 0.9 mi straight-line - 6Portland Head Light
Maine's oldest lighthouse (1791) on cliffs in Fort Williams Park.
Sight · 3.1 mi straight-line
On these curated routes
Casco Bay Lines is a stop on our Boston to Portland route. Open it to see the full day-by-day plan.
More to do in Portland, Maine
Casco Bay Lines is our only activity pick in Portland, Maine; here is what else we recommend there. See the full Portland, Maine guide.
When to go
Average daily highs in Portland, Maine run from 34°F in January to 70°F in August; October is usually the wettest month. For Casco Bay Lines itself, we suggest: Summer.
Modelled monthly averages for Portland, Maine from NASA POWER, not a forecast. Full Portland, Maine weather by month.
Getting there
Map links open a live search for Casco Bay Lines, so hours and directions come straight from the map app.
- Address
- 56 Commercial St, Portland, ME 04101, USA
- Coordinates
- 43.65703, -70.24868
- Destination
- Portland, Maine
Casco Bay Lines: quick answers
How much time do you need at Casco Bay Lines?
Plan on about 2.5 hours at Casco Bay Lines. That is our curated estimate for a typical visit; groups that linger will want more.
When is the best time to visit Casco Bay Lines?
Our pick: Summer. Insider tip: Rent a bike on Peaks to loop the island.
Where is Casco Bay Lines?
Casco Bay Lines is at 56 Commercial St, Portland, ME 04101, USA, in Old Port. The Google Maps and Apple Maps links on this page open it for directions.
Which TripsCircle routes include Casco Bay Lines?
Casco Bay Lines appears on Boston to Portland, a curated route you can open on TripsCircle and plan with your group.
Add Casco Bay Lines to your crew's plan
Save it to a shared TripsCircle itinerary, settle the timing with a quick poll, and split the costs with everyone going to Portland, Maine.
Plan Portland, Maine
- Portland, Maine travel guide 8 places
- Best time to visit Portland, Maine weather by month
- Portsmouth to Portland, Maine 48 mi straight-line
Lists & regions
Also in Portland, Maine
- Allagash Brewing Company Drinks
Curated recommendation, not live listing data. Confirm hours, prices, bookings and access before you go.


