Main loop: spring through fall
Most of Park Loop Road normally closes December 1 through April 14. Spring opening is weather-dependent.
Hancock County-Bar Harbor (BHB) is the closest airport to Acadia: 13 road miles from the Route 233 Park Loop Road entrance. Compare Bangor (BGR) for alternative flights. In winter, use the Schooner Head Road approach; the main loop closes seasonally.


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Confirm that your intended gateway and approach roads fit your travel dates.
Check airport service, onward transport and the park’s arrival guidance.
Check weather hazards, construction and restrictions before your journey.
Compare each airport to the same seasonal entrance, with a separate winter approach. Times exclude traffic and stops.
| Airport | Choose it for | Journey to entrance / gateway | Flights |
|---|---|---|---|
| BHBHancock County-Bar HarborBar Harbor, ME | Closest to Mount Desert Island | 13 mi · 21 minPark Loop Road Entrance (Route 233)Seasonal Park Loop Road accessMain loop normally closes December 1 through April 14; spring opening depends on weather. 18 mi · 37 minyear-round access at Schooner Head RoadWinter ocean-road approachLimited ocean section via Schooner Head Road; check weather and road conditions. | Boston connection; confirm your dates |
| BGRBangor InternationalBangor, ME | Compare alternative flights | 50 mi · 1 h 24 minPark Loop Road Entrance (Route 233)Seasonal Park Loop Road accessMain loop normally closes December 1 through April 14; spring opening depends on weather. 56 mi · 1 h 40 minyear-round access at Schooner Head RoadWinter ocean-road approachLimited ocean section via Schooner Head Road; check weather and road conditions. | Regional airline service |
Choose the airport and approach for your dates. The winter route reaches the ocean section of Park Loop Road.
4 routes
| Airport | Destination | Routed distance | No-stop drive | Approach notes |
|---|---|---|---|---|
| BHB | Park Loop Road Entrance (Route 233) | 13 mi · 20 km | 21 min | Seasonal Park Loop Road accessMain loop normally closes December 1 through April 14; spring opening depends on weather. |
| BGR | Park Loop Road Entrance (Route 233) | 50 mi · 81 km | 1 h 24 min | Seasonal Park Loop Road accessMain loop normally closes December 1 through April 14; spring opening depends on weather. |
| BHB | year-round access at Schooner Head Road | 18 mi · 30 km | 37 min | Winter ocean-road approachLimited ocean section via Schooner Head Road; check weather and road conditions. |
| BGR | year-round access at Schooner Head Road | 56 mi · 90 km | 1 h 40 min | Winter ocean-road approachLimited ocean section via Schooner Head Road; check weather and road conditions. |
The airports are separate from Acadia’s seasonal road access. Match your arrival to the part of the park you can drive.
Most of Park Loop Road normally closes December 1 through April 14. Spring opening is weather-dependent.
Use Schooner Head Road from Bar Harbor for the winter-access ocean section. Jordan Pond also has a separate approach from Seal Harbor.
Island Explorer serves BHB and park destinations in its operating season. Check the airport route timetable before booking a flight around it.
A rental car gives you flexibility; the seasonal bus offers a real alternative from BHB.
NPS confirms car rentals at both BHB and Bangor. Reserve your car alongside your flight.
The seasonal Trenton route links the airport and Hulls Cove Visitor Center. Transfer there for downtown Bar Harbor. The buses do not serve Cadillac Mountain’s summit.
Bangor’s ground-transportation directory lists private transfers to Bar Harbor. Confirm pickup and reservations with the operator.
Quick answers to the practical questions below.
Hancock County-Bar Harbor (BHB). Its seasonal drive to the Route 233 Park Loop Road entrance is 13 road miles, about 21 min before traffic or stops. The winter approach via Schooner Head Road is a separate route.
Choose BHB for the shortest drive onto Mount Desert Island. Compare Bangor if its flights fit your origin or dates better. Both airports have rental cars; compare the complete flight-and-car itinerary rather than airfare alone.
Yes, during the Island Explorer operating season. The fare-free Trenton route serves the airport and Hulls Cove Visitor Center, with a transfer for downtown Bar Harbor. Check the timetable against your arrival.
Parts of it. Most of Park Loop Road normally closes December 1 through April 14. Schooner Head Road provides access to a short ocean section; Jordan Pond has a separate approach from Seal Harbor. Weather can affect access.
There is no reliable cheapest airport for every trip. Compare BHB and BGR for your actual dates, including connections, rental-car cost and arrival time. This page does not publish live fares.
An independent guide using official data. Not affiliated with or endorsed by the National Park Service.
Airport choices, normal access patterns and transport guidance come from the official sources linked in this page. Check actual flights, transfer schedules and road status before booking. No airport is assumed to be universally cheapest.
Route distances and no-stop journey estimates come from committed OSRM calculations on OpenStreetMap roads, generated 2026-09-10. Airport coordinates come from OurAirports. Every displayed destination is named; a route ending at an entrance or gateway does not include further travel to your hotel or sights.
Airport routes end at the named road access point, not every Acadia destination.
Airport airline-service seasons and park-road seasons are different. Current closures and temporary restrictions belong to Current conditions and official pointers. A source review does not create an accepted table-verification date.
Operational source check: September 10, 2026. Design and emphasized source review: 2026-10-21. A design review does not refresh every underlying record.