How far is Marion, PA from Allentown, PA?

The driving distance from Marion, PA to Allentown, PA is about 137 miles (220.5 km), with a travel time of about 02h 17m by car.

  • The straight-line flight distance is about 127.4 miles (205 km).
  • For a round trip, plan for roughly 04h 34m 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
137.03 mi
02h 17m
Flight
127.36 mi
204.97 km direct

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

Learn Distance

Choose another destination from Marion.

Flight Distance

Direct air line
127.36 mi
Kilometers
204.97 km
Flight Time
00h 15m

Driving Distance

Road route
137.03 mi
Kilometers
220.53 km
Drive Time
02h 17m

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 02h 17m.

Arrival Snapshot
Arrive in Allentown
Wed, Apr 22, 11:44 PM EDT
Return by in Marion
Thu, Apr 23, 2:01 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Marion
2026-04-22T21:27
Arrive Allentown
Wed, Apr 22, 11:44 PM EDT
Route Timing
02h 17m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:17 AM to 12:17 PM EDT

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

Leave by
1:56 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Marion
9:30 PM EDT
Morning start is best

You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.

Halfway Point

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

Mid-route stop
Skyline View
PA

Census designated place

From Marion
68.1 mi
01h 08m
To Allentown
68.9 mi
01h 08m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
70°F
Wednesday

Chance Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM EDT
Wind
3 to 7 mph SW
Destination
66°F
Wednesday

Chance Rain Showers

Starts
Wed, Apr 22 6:00 AM EDT
Wind
0 to 5 mph SW

Driving Route Map

The map below follows the saved road route between Marion and Allentown.

Turn-by-Turn Driving Directions

Step-by-step road directions between Marion and Allentown.

  1. 1

    Start on Colorado Street

    1812 ft · 55 sec · Colorado Street

  2. 2

    At the end of the road, turn right onto Swamp Fox Road

    1019 ft · 24 sec · Swamp Fox Road

  3. 3

    Take the ramp left

    1050 ft · 26 sec

  4. 4

    Merge slight left

    54.4 mi · 1 hr 5 min

  5. 5

    Take the exit slight right toward US 11, US 15: Enola, Marysville

    931 ft · 14 sec

  6. 6

    Keep slight left to continue on US 11 North, US 15 North: Marysville

    1828 ft · 28 sec

  7. 7

    Keep slight left

    2072 ft · 32 sec

  8. 8

    Merge slight left onto George N. Wade Memorial Bridge

    1.2 km · 1 min · George N. Wade Memorial Bridge

  9. 9

    Continue on American Legion Memorial Highway

    3.4 mi · 5 min · American Legion Memorial Highway

  10. 10

    Keep slight left to continue on American Legion Memorial Highway

    19.1 mi · 23 min · American Legion Memorial Highway

  11. 11

    Take the exit slight right toward I 78 East: Allentown

    1.1 km · 45 sec

  12. 12

    Continue on 78th Division Highway

    7.6 mi · 9 min · 78th Division Highway

  13. 13

    Continue on William Penn Highway

    42.8 mi · 51 min · William Penn Highway

  14. 14

    Keep slight right to continue on Lehigh Valley Thruway

    1.5 km · 1 min · Lehigh Valley Thruway

  15. 15

    Take the exit slight right toward Cetronia

    1053 ft · 27 sec

  16. 16

    Turn straight onto Tilghman Street

    4.9 mi · 8 min · Tilghman Street

  17. 17

    Arrive at your destination

    0 m · 1 sec · Tilghman Street

Car Route Details

A richer read on the saved driving route between Marion and Allentown.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
17 steps
2 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
12.4 / 100 mi
Decision points by distance
Main Roads
Swamp Fox Road
54.8 mi · 40%
William Penn Highway
42.8 mi · 31%
American Legion Memorial Highway
22.5 mi · 16%
78th Division Highway
7.61 mi · 6%
Tilghman Street
4.95 mi · 4%
Lehigh Valley Thruway
0.96 mi · 1%
Longest Stretch

Swamp Fox Road

Merge slight left

54.4 mi · 01h 05m

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
02h 17m
Day trip friendly
Same-Day Return
04h 34m
Round-trip wheel time
Road vs Air
+9.6 mi
127.4 mi direct line
Halfway Stop
Skyline View
01h 08m from Marion
Leave By
1:56 PM EDT
Morning start is best
Weather Watch

Chance Showers And Thunderstorms leaving Marion and Chance Rain Showers near Allentown.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Marion to Allentown?

The road trip is about 137 miles (220.5 km) and usually takes 02h 17m 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?

Skyline View is a useful midpoint, sitting about 68.1 miles from Marion and 68.9 miles from Allentown.

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

The direct path is about 127.4 miles (205 km), while the road route adds roughly 9.6 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 1:56 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $19.74 one way or $39.47 round trip. Estimated CO2 is about 42.9 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Marion and Chance Rain Showers near Allentown.

Stop Ideas Near Skyline View

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

Mid-route Guidance
Local place coverage is thin around Skyline View, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Skyline View.

RAIL

Harrisburg Transportation Center

16 mi away
4th and Chestnut Streets
RAIL

Middletown

16 mi away
Union Street and Mill Street
RAIL

Elizabethtown station

23 mi away
South Wilson Avenue at West High Street
RAIL

Mount Joy

32 mi away
East Henry St. and North Market St.

Flight Path Map

This map shows the direct air route between Marion and Allentown. Straight-line distance: 127.36 mi (204.97 km).

Photo coming soon

#1 Marion

Census-designated place in Pennsylvania, United States

Population1,269
Coordinates39.8573100, -77.6952700
Altitude193
CountryUnited States
Allentown

#2 Allentown

The third most populous city in Pennsylvania.

Population121,470
Coordinates40.6084300, -75.4901800
Altitude103
CountryUnited States
Start: Colorado Street (-77.695386, 39.857147)
End: Tilghman Street (-75.490007, 40.608068)

Estimated Travel Time

Distance: 221 km by road

SpeedTime
30 mph (48.3 km/h)04h 33m
40 mph (64.37 km/h)03h 25m
50 mph (80.47 km/h)02h 44m
60 mph (96.56 km/h)02h 17m
70 mph (112.65 km/h)01h 57m
80 mph (129 km/h)01h 42m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.83 gal
18.3 L · about $19.74
Round trip
$39.47
9.66 gal · 36.6 L
Estimated CO2
42.9 kg one way
Round trip: 85.8 kg / 189 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $19.74 $39.47
Mid-grade $4.60 $22.21 $44.43
Premium $4.95 $23.93 $47.86
Diesel $5.98 $28.88 $57.77

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 Pennsylvania · Apr 23, 2026

There is no time difference between Marion and Allentown. The current time is 21:27:09.

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.