How far is Hermon, ME from South Portland, ME?

The driving distance from Hermon, ME to South Portland, ME is about 124.5 miles (200.3 km), with a travel time of about 01h 58m by car.

  • The straight-line flight distance is about 104.1 miles (167.5 km).
  • For a round trip, plan for roughly 03h 57m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
124.47 mi
01h 58m
Flight
104.11 mi
167.55 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Hermon.

Flight Distance

Direct air line
104.11 mi
Kilometers
167.55 km
Flight Time
00h 12m

Driving Distance

Road route
124.47 mi
Kilometers
200.32 km
Drive Time
01h 58m

Gas Cost Calculator

Leave and Arrive Planner

Pick a departure time to see your estimated arrival and same-day return window.

Drive time stays fixed at 01h 58m.

Arrival Snapshot
Arrive in South Portland
Mon, May 4, 10:15 AM EDT
Return by in Hermon
Mon, May 4, 12:14 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Hermon
2026-05-04T08:16
Arrive South Portland
Mon, May 4, 10:15 AM EDT
Route Timing
01h 58m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:59 AM to 11:59 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
2:32 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Hermon
9:30 PM EDT
Morning start is best

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Sidney
ME

Town in Maine, United States

From Hermon
62.1 mi
00h 59m
To South Portland
62.4 mi
00h 59m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
60°F
Monday

Mostly Sunny

Starts
Mon, May 4 6:00 AM EDT
Wind
5 to 14 mph SW
Destination
South Portland Weather
ME
Live fallback forecast
58°F
Monday
Using Portland as the closest live forecast in the Cumberland County weather hub.

Mostly Sunny

Starts
Mon, May 4 6:00 AM EDT
Wind
10 to 20 mph SW

Driving Route Map

The map below follows the saved road route between Hermon and South Portland.

Turn-by-Turn Driving Directions

Step-by-step road directions between Hermon and South Portland.

  1. 1

    Start on Route 2

    3.4 mi · 5 min · Route 2

  2. 2

    Continue on Main Road

    3.6 mi · 5 min · Main Road

  3. 3

    Continue on Plymouth Road

    2.8 mi · 5 min · Plymouth Road

  4. 4

    Turn left onto Dixmont Road

    121 m · 10 sec · Dixmont Road

  5. 5

    Take the ramp right

    1281 ft · 31 sec

  6. 6

    Merge slight left

    63.5 mi · 1 hr 9 min

  7. 7

    Keep slight right to continue on I 295 South, ME 9, ME 126: Gardiner, Brunswick

    46.5 mi · 53 min

  8. 8

    Take the exit slight right toward US 1A

    2130 ft · 1 min

  9. 9

    Turn right onto Marginal Way

    2795 ft · 1 min · Marginal Way

  10. 10

    Continue on State Street

    1.6 km · 2 min · State Street

  11. 11

    Continue on Casco Bay Bridge

    1.1 mi · 2 min · Casco Bay Bridge

  12. 12

    Continue on Broadway

    1.6 km · 2 min · Broadway

  13. 13

    Turn sharp right onto Pine Street

    18 m · 3 sec · Pine Street

  14. 14

    Arrive at your destination

    0 m · 1 sec · Pine Street

Car Route Details

A richer read on the saved driving route between Hermon and South Portland.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
14 steps
3 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
11.2 / 100 mi
Decision points by distance
Main Roads
Dixmont Road
63.9 mi · 51%
I 295 South
46.5 mi · 37%
Main Road
3.6 mi · 3%
Route 2
3.43 mi · 3%
Plymouth Road
2.8 mi · 2%
Casco Bay Bridge
1.14 mi · 1%
Longest Stretch

Dixmont Road

Merge slight left

63.5 mi · 01h 09m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
01h 58m
Day trip friendly
Same-Day Return
03h 58m
Round-trip wheel time
Road vs Air
+20.4 mi
104.1 mi direct line
Halfway Stop
Sidney
00h 59m from Hermon
Leave By
2:32 PM EDT
Morning start is best
Weather Watch

Mostly Sunny leaving Hermon and Mostly Sunny near South Portland.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Hermon to South Portland?

The road trip is about 124.5 miles (200.3 km) and usually takes 01h 58m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Sidney is a useful midpoint, sitting about 62.1 miles from Hermon and 62.4 miles from South Portland.

How much longer is the road route than the straight-line distance?

The direct path is about 104.1 miles (167.5 km), while the road route adds roughly 20.4 extra miles because roads do not follow the straight air line.

When is the best time to leave for this route?

A good departure window is usually 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 2:32 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $17.32 one way or $34.64 round trip. Estimated CO2 is about 39 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Hermon and Mostly Sunny near South Portland.

Stop Ideas Near Sidney

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Sidney and the surrounding midpoint area.
Waterville Opera House
Scenic stop 13.8 mi away

Waterville Opera House

Waterville , ME
1 Common St, Waterville, ME 04901
Rating 4.7/5 291 reviews Opera house,Comedy club,Concert hall,Historical landmark,Performing arts theater
Augusta City Hall
Meeting point 4.3 mi away

Augusta City Hall

Augusta , ME
16 Cony St, Augusta, ME 04330
Rating 4.1/5 22 reviews City Hall
Stop photo coming soon
Nearby stop 4.2 mi away

Inn At City Hall

Augusta , ME
1 Cony St, Augusta, ME 04330
Rating 5.0/5 1 reviews Retirement home

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Sidney.

BUS

Augusta, ME

8 mi away
9 Industrial Drive
BUS

Waldoboro, Maine

44 mi away
US hwy 1 and hwy 32
BUS

Damariscotta, Maine

45 mi away
167 Main St.
BUS

Wiscasset, Maine

47 mi away
279 Bath Rd.

Flight Path Map

This map shows the direct air route between Hermon and South Portland. Straight-line distance: 104.11 mi (167.55 km).

Photo coming soon

#1 Hermon

Town in Maine

Population6,104
Coordinates44.8100700, -68.9133700
Altitude57
CountryUnited States
South Portland

#2 South Portland

City in Cumberland County, Maine, USA

Population25,950
Coordinates43.6414700, -70.2408800
Altitude7
CountryUnited States
Start: Route 2 (-68.913341, 44.80998)
End: Pine Street (-70.240981, 43.641461)

Estimated Travel Time

Distance: 200 km by road

SpeedTime
30 mph (48.3 km/h)04h 08m
40 mph (64.37 km/h)03h 06m
50 mph (80.47 km/h)02h 29m
60 mph (96.56 km/h)02h 04m
70 mph (112.65 km/h)01h 46m
80 mph (129 km/h)01h 33m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.39 gal
16.63 L · about $17.32
Round trip
$34.64
8.78 gal · 33.26 L
Estimated CO2
39 kg one way
Round trip: 78 kg / 172 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $17.32 $34.64
Mid-grade $4.46 $19.57 $39.13
Premium $4.86 $21.33 $42.65
Diesel $6.00 $26.33 $52.65

Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.

Prices in Maine · May 04, 2026

There is no time difference between Hermon and South Portland. The current time is 08:16:55.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.