How far is Philadelphia, PA from Mars, PA?
The driving distance from Philadelphia, PA to Mars, PA is about 318.2 miles (512.1 km), with a travel time of about 06h 02m by car.
- The straight-line flight distance is about 260.5 miles (419.2 km).
- For a round trip, plan for roughly 12h 04m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 06h 02m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Township in Franklin County, Pennsylvania
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Philadelphia and Mars.
Turn-by-Turn Driving Directions
Step-by-step road directions between Philadelphia and Mars.
-
1
Start on South Penn Square
121 m · 9 sec · South Penn Square
-
2
Keep slight left to continue on East Penn Square
737 ft · 19 sec · East Penn Square
-
3
Continue on John F. Kennedy Boulevard
803 ft · 21 sec · John F. Kennedy Boulevard
-
4
Turn right onto North 16th Street
2132 ft · 55 sec · North 16th Street
-
5
Take the ramp slight right toward I 676 West, US 30 West: International Airport, Valley Forge
1091 ft · 27 sec
-
6
Merge slight left onto Vine Street Expressway
1 mi · 2 min · Vine Street Expressway
-
7
Merge slight right onto Schuylkill Expressway
16.4 mi · 23 min · Schuylkill Expressway
-
8
Take the exit slight right toward US 202, US 422 West: King of Prussia, West Chester, Pottstown
632 ft · 10 sec
-
9
Keep slight left to continue on US 202 South, US 422 West: Mall Boulevard, West Chester, Pottstown, Swedesford Road
1447 ft · 22 sec
-
10
Keep slight left to continue on Mall Boulevard
1331 ft · 21 sec
-
11
Keep slight left to continue on I 76 West: New Jersey, Harrisburg
533 ft · 8 sec
-
12
Merge slight left onto Schuylkill Expressway
2317 ft · 53 sec · Schuylkill Expressway
-
13
Keep slight left to continue on I 76 West: Harrisburg
1919 ft · 1 min
-
14
Merge slight left onto Pennsylvania Turnpike
288.1 mi · 5 hr 13 min · Pennsylvania Turnpike
-
15
Take the exit slight right toward PA 8: Butler Valley, Pittsburgh, Butler
1282 ft · 54 sec
-
16
Keep slight right to continue on PA 8 North: Butler
152 m · 12 sec
-
17
Merge slight left onto William Flinn Highway
2.5 mi · 5 min · William Flinn Highway
-
18
Turn right onto Heckert Road
1583 ft · 1 min · Heckert Road
-
19
Turn left onto Bakerstown Road
4.1 mi · 7 min · Bakerstown Road
-
20
Turn sharp right onto Babcock Boulevard
1.5 km · 2 min · Babcock Boulevard
-
21
Turn left onto Mars Valencia Road
1.7 mi · 3 min · Mars Valencia Road
-
22
Continue on Irvine Street
1021 ft · 21 sec · Irvine Street
-
23
Turn right onto Crowe Avenue
11 m · 1 sec · Crowe Avenue
-
24
Arrive at your destination
0 m · 1 sec · Crowe Avenue
Car Route Details
A richer read on the saved driving route between Philadelphia and Mars.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Pennsylvania Turnpike
Merge slight left onto Pennsylvania Turnpike
288 mi · 05h 13m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Philadelphia and Sunny near Mars.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Philadelphia to Mars?
The road trip is about 318.2 miles (512.1 km) and usually takes 06h 02m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Metal is a useful midpoint, sitting about 158.9 miles from Philadelphia and 159.3 miles from Mars.
How much longer is the road route than the straight-line distance?
The direct path is about 260.5 miles (419.2 km), while the road route adds roughly 57.7 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 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $45.89 one way or $91.77 round trip. Estimated CO2 is about 99.8 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Philadelphia and Sunny near Mars.
Stop Ideas Near Metal
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Metal.
Hancock, MD
Hagerstown, MD
Huntingdon
Martinsburg station
Flight Path Map
This map shows the direct air route between Philadelphia and Mars. Straight-line distance: 260.45 mi (419.16 km).
#1 Philadelphia
The sixth most populous city in the United States and the center of the Philadelphia metropolitan area.
| Population | 1,578,487 |
| Coordinates | 39.9523300, -75.1637900 |
| Altitude | 12 |
| Country | United States |
#2 Mars
Borough in Butler County, Pennsylvania, USA
| Population | 1,608 |
| Coordinates | 40.6959000, -80.0117300 |
| Altitude | 317 |
| Country | United States |
End: Mars (-80.01173, 40.6959)
Estimated Travel Time
Distance: 512 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 36m |
| 40 mph (64.37 km/h) | 07h 57m |
| 50 mph (80.47 km/h) | 06h 21m |
| 60 mph (96.56 km/h) | 05h 18m |
| 70 mph (112.65 km/h) | 04h 32m |
| 80 mph (129 km/h) | 03h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $45.89 | $91.77 |
| Mid-grade | $4.60 | $51.65 | $103.29 |
| Premium | $4.95 | $55.63 | $111.27 |
| Diesel | $5.98 | $67.16 | $134.31 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.