How far is Troy, PA from Bethlehem, PA?

The driving distance from Troy, PA to Bethlehem, PA is about 154.3 miles (248.4 km), with a travel time of about 03h 05m by car.

  • The straight-line flight distance is about 108.9 miles (175.2 km).
  • For a round trip, plan for roughly 06h 11m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
154.35 mi
03h 05m
Flight
108.87 mi
175.21 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Troy.

Flight Distance

Direct air line
108.87 mi
Kilometers
175.21 km
Flight Time
00h 13m

Driving Distance

Road route
154.35 mi
Kilometers
248.4 km
Drive Time
03h 05m

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 03h 05m.

Arrival Snapshot
Arrive in Bethlehem
Sun, Apr 19, 2:42 AM EDT
Return by in Troy
Sun, Apr 19, 5:48 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Troy
2026-04-18T23:36
Arrive Bethlehem
Sun, Apr 19, 2:42 AM EDT
Route Timing
03h 05m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:06 AM to 11:06 AM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:48 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Troy
9:00 PM EDT
Early departure recommended

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
Back Mountain
PA

Unincorporated community

From Troy
78.5 mi
01h 32m
To Bethlehem
75.9 mi
01h 32m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
73°F
Saturday

Partly Sunny then Chance Rain Showers

Starts
Sat, Apr 18 6:00 AM EDT
Wind
2 to 12 mph S
Destination
76°F
Saturday

Mostly Sunny

Starts
Sat, Apr 18 6:00 AM EDT
Wind
0 to 5 mph E

Driving Route Map

The map below follows the saved road route between Troy and Bethlehem.

Turn-by-Turn Driving Directions

Step-by-step road directions between Troy and Bethlehem.

  1. 1

    Start on West Main Street

    33 m · 6 sec · West Main Street

  2. 2

    Continue on Elmira Street

    1.3 km · 2 min · Elmira Street

  3. 3

    Turn straight onto Roosevelt Highway

    9.3 mi · 14 min · Roosevelt Highway

  4. 4

    Continue on Main Street

    1.5 km · 2 min · Main Street

  5. 5

    Continue on Roosevelt Highway

    6.4 mi · 9 min · Roosevelt Highway

  6. 6

    Take the ramp straight toward US 220 South: Williamsport

    2451 ft · 1 min

  7. 7

    Merge slight left onto Towanda Bypass

    4.6 mi · 6 min · Towanda Bypass

  8. 8

    Keep slight right

    17.3 mi · 20 min

  9. 9

    Turn left onto East Main Street

    53 m · 4 sec · East Main Street

  10. 10

    Continue on Mill Street

    1385 ft · 28 sec · Mill Street

  11. 11

    Continue on Bernice Road

    4.2 mi · 7 min · Bernice Road

  12. 12

    Turn left

    3.1 mi · 6 min

  13. 13

    Turn left onto Route 487

    13.8 mi · 23 min · Route 487

  14. 14

    Turn left

    17.8 mi · 26 min

  15. 15

    Turn right onto Memorial Highway

    1.6 mi · 3 min · Memorial Highway

  16. 16

    Enter the roundabout and take exit 2 toward Memorial Highway

    37 m · 2 sec · Memorial Highway

  17. 17

    Exit the roundabout onto Memorial Highway

    4.7 mi · 10 min · Memorial Highway

  18. 18

    Continue straight

    5.5 mi · 8 min

  19. 19

    Continue straight

    4.3 mi · 7 min

  20. 20

    Take the exit slight right toward PATP

    1823 ft · 44 sec

  21. 21

    Keep slight left to continue on PATP

    550 ft · 13 sec

  22. 22

    Keep slight left to continue on I 476 South: Allentown

    2318 ft · 57 sec

  23. 23

    Merge slight left onto Pennsylvania Turnpike Northeast Extension

    47.8 mi · 52 min · Pennsylvania Turnpike Northeast Extension

  24. 24

    Take the exit slight right toward I 78, US 22, PA 309: Allentown, Harrisburg

    2233 ft · 1 min

  25. 25

    Turn slight right onto US 22 East: Allentown

    975 ft · 29 sec

  26. 26

    Merge slight left onto Lehigh Valley Thruway

    8.6 mi · 12 min · Lehigh Valley Thruway

  27. 27

    Take the exit slight right toward PA 378 South: Bethlehem, Schoenersville Road

    1072 ft · 26 sec

  28. 28

    Keep slight right to continue on PA 378 South: Bethlehem

    1149 ft · 22 sec

  29. 29

    Continue on Bethlehem Spur Route

    1.8 mi · 2 min · Bethlehem Spur Route

  30. 30

    Take the exit slight right toward Eighth Avenue

    1208 ft · 33 sec

  31. 31

    Turn right onto 8th Avenue

    620 ft · 22 sec · 8th Avenue

  32. 32

    Turn left onto West Union Boulevard

    1 mi · 2 min · West Union Boulevard

  33. 33

    Turn left onto Center Street

    129 m · 11 sec · Center Street

  34. 34

    Turn right onto East Goepp Street

    1342 ft · 50 sec · East Goepp Street

  35. 35

    Turn right onto Linden Street

    17 m · 1 sec · Linden Street

  36. 36

    Arrive at your destination

    0 m · 1 sec · Linden Street

Car Route Details

A richer read on the saved driving route between Troy and Bethlehem.

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
36 steps
15 turns on the saved route
Ramps & Exits
10
3 merges, 7 ramps or exits
Navigation Density
23.3 / 100 mi
Decision points by distance
Main Roads
Pennsylvania Turnpike Northeast Extension
47.8 mi · 31%
Towanda Bypass
21.9 mi · 14%
Memorial Highway
16.2 mi · 10%
Roosevelt Highway
15.7 mi · 10%
Route 487
13.8 mi · 9%
Lehigh Valley Thruway
8.63 mi · 6%
Longest Stretch

Pennsylvania Turnpike Northeast Extension

Merge slight left onto Pennsylvania Turnpike Northeast Extension

47.8 mi · 00h 52m

Route Summary

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

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 05m
Long day trip
Same-Day Return
06h 12m
Round-trip wheel time
Road vs Air
+45.4 mi
108.9 mi direct line
Halfway Stop
Back Mountain
01h 32m from Troy
Leave By
10:48 AM EDT
Early departure recommended
Weather Watch

Partly Sunny then Chance Rain Showers leaving Troy and Mostly Sunny near Bethlehem.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Troy to Bethlehem?

The road trip is about 154.3 miles (248.4 km) and usually takes 03h 05m in normal driving conditions.

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

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Back Mountain is a useful midpoint, sitting about 78.5 miles from Troy and 75.9 miles from Bethlehem.

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

The direct path is about 108.9 miles (175.2 km), while the road route adds roughly 45.4 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:48 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $22.27 one way or $44.54 round trip. Estimated CO2 is about 48.4 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny then Chance Rain Showers around Troy and Mostly Sunny near Bethlehem.

Stop Ideas Near Back Mountain

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

Mid-route Guidance
Local place coverage is thin around Back Mountain, 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 Back Mountain.

BUS

Wilkes-Barre, PA

14 mi away
47 South Washington Street
BUS

Scranton, PA

28 mi away
23 Lackawanna Avenue
BUS

White Haven, PA

38 mi away
I-476, Exit 95/I-80, Exit 277, at Hwy 940

Flight Path Map

This map shows the direct air route between Troy and Bethlehem. Straight-line distance: 108.87 mi (175.21 km).

Photo coming soon

#1 Troy

Borough in Pennsylvania

Population1,229
Coordinates41.7859100, -76.7880100
Altitude335
CountryUnited States
Bethlehem

#2 Bethlehem

The second most populous city in Northampton County, Pennsylvania.

Population74,892
Coordinates40.6259300, -75.3704600
Altitude109
CountryUnited States
Start: West Main Street (-76.787987, 41.78613)
End: Linden Street (-75.370434, 40.625929)

Estimated Travel Time

Distance: 248 km by road

SpeedTime
30 mph (48.3 km/h)05h 08m
40 mph (64.37 km/h)03h 51m
50 mph (80.47 km/h)03h 05m
60 mph (96.56 km/h)02h 34m
70 mph (112.65 km/h)02h 12m
80 mph (129 km/h)01h 55m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.45 gal
20.62 L · about $22.27
Round trip
$44.54
10.9 gal · 41.24 L
Estimated CO2
48.4 kg one way
Round trip: 96.9 kg / 214 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $22.27 $44.54
Mid-grade $4.60 $25.06 $50.13
Premium $4.95 $27.00 $54.00
Diesel $5.98 $32.59 $65.18

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 19, 2026

There is no time difference between Troy and Bethlehem. The current time is 23:36:17.

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.