Kennebunk
Kennebunk
Portsmouth
Portsmouth
Bus Driving

Kennebunk to Portsmouth

Updated: 28 May 2026

The journey from Kennebunk to Portsmouth covers about 40 kilometers. Driving is the most common method, taking roughly 40 minutes via I-95 S. This route takes you through the heart of New England. You will pass through charming coastal towns. Flying is also an option, with connections available from nearby airports. Whether you drive or take the bus, you will experience a distinct shift in culture and geography.

Total Distance: Driving distance 40 km; Air distance 35 km.
Fastest Way
Driving via I-95 S takes 40 minutes.
Cheapest Way
Driving is the most cost-effective way to reach Portsmouth.
Compare Kennebunk to Portsmouth Routes
Bus
Direct
Driving
Direct
Duration 1 hour 40 mins
Avg Price $15 - $25 $10 - $20
Operator Greyhound Personal Vehicle
Route Kennebunk to Portsmouth I-95 S
Tip Check the bus schedule in advance as frequency can be limited. Be prepared for heavy traffic in the Portsmouth area.
Travel Tips
  • Traffic
    Avoid Portsmouth traffic by checking real-time maps before you leave.
  • Dining
    Try the local food scene in the downtown Portsmouth district.
  • Weather
    Be prepared for sudden weather changes in New England.
  • Parking
    Use the street parking apps to find convenient spots in downtown Portsmouth.
  • Rest Stops
    The drive is short, so you won't need many stops.
Safety Tips
  • Fatigue
    The drive is short, but stay alert on the busy roads.
  • Road Hazards
    Watch for pedestrians and cyclists in the downtown area.
  • Emergency Kit
    Keep a basic kit in your vehicle just in case.
  • Communication
    Ensure your phone is charged for navigation throughout the trip.
People Also Ask
  • Is there a train?
    Amtrak Downeaster serves the Portsmouth area.
  • How long is the drive?
    The drive takes approximately 40 minutes.
  • What is the best airport?
    Portsmouth International Airport (PSM) serves the region.
  • Are there tolls?
    There are tolls on the Maine Turnpike and other roads.
  • Is it a safe drive?
    Yes, the roads are well-maintained and safe.
Quick Info
  • From Kennebunk, Maine, United States
  • To Portsmouth, New Hampshire, United States
  • Modes
Best Time to Travel

Spring or Fall for comfortable temperatures.

Things to Do in Portsmouth
1
Strawbery Banke Museum
Explore the historic neighborhood with its preserved houses and gardens.
2
Prescott Park
Enjoy the beautiful park on the banks of the Piscataqua River.
3
Market Square
Explore the historic district with its shops, restaurants, and galleries.
4
Kennebunk Beach
Take a final walk on the beach before heading south. It is a relaxing way to begin your trip.
Tags
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