Flight
Portland (PWM) is the largest airport in Maine. It's about a 2 1/2 hour drive to Blue Hill from Portland.
Flight
Bangor (BGR) is the closest airport, but it's quite small. It's just under an hour drive to Blue Hill.
Hotel
A lovely, high-end little spot in Blue Hill. Book early if you're interested!
Hotel
Also charming, and nearby. There aren't many rooms, so reach out early.
Travel Note
If you're driving from Portland to Blue Hill, consider taking the coastal route, Route 1. It's beautiful and absolutely teeming with quaint New England charm. Leave time to stop at the antique stores, get a lobster roll, stare at boats, that kind of thing.