How far is Guernsey, WY from Jackson, WY?

The driving distance from Guernsey, WY to Jackson, WY is about 394.5 miles (634.9 km), with a travel time of about 07h 26m by car.

  • The straight-line flight distance is about 316 miles (508.6 km).
  • For a round trip, plan for roughly 14h 53m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
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
394.5 mi
07h 26m
Flight
316.04 mi
508.61 km direct

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

Learn Distance

Choose another destination from Guernsey.

Flight Distance

Direct air line
316.04 mi
Kilometers
508.61 km
Flight Time
00h 38m

Driving Distance

Road route
394.5 mi
Kilometers
634.88 km
Drive Time
07h 26m

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 07h 26m.

Arrival Snapshot
Arrive in Jackson
Thu, Apr 16, 4:48 PM MDT
Return by in Guernsey
Fri, Apr 17, 12:14 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Guernsey
2026-04-16T09:21
Arrive Jackson
Thu, Apr 16, 4:48 PM MDT
Route Timing
07h 26m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
1:27 PM to 2:57 PM MDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
9:06 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Guernsey
8:00 PM MDT
Overnight-style route

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
Shoshoni
WY

Town of the United States

From Guernsey
196.9 mi
03h 43m
To Jackson
197.5 mi
03h 43m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Thursday

Mostly Cloudy then Chance Rain Showers

Starts
Thu, Apr 16 6:00 AM MDT
Wind
10 to 20 mph SW
Destination
39°F
Thursday

Snow Showers

Starts
Thu, Apr 16 6:00 AM MDT
Wind
13 mph WSW

Driving Route Map

The map below follows the saved road route between Guernsey and Jackson.

Turn-by-Turn Driving Directions

Step-by-step road directions between Guernsey and Jackson.

  1. 1

    Start on South Wyoming Avenue

    17 m · 7 sec · South Wyoming Avenue

  2. 2

    Turn left onto West Whalen Street

    2588 ft · 1 min · West Whalen Street

  3. 3

    Continue on Highway 26

    14.5 mi · 17 min · Highway 26

  4. 4

    Keep slight right

    96.7 mi · 1 hr 38 min

  5. 5

    Take the exit slight right toward US 20 West, US 26 West, WY 220 West: Shoshoni, Port of Entry

    1846 ft · 45 sec

  6. 6

    Keep slight left

    107 m · 11 sec

  7. 7

    Turn left

    3 mi · 4 min

  8. 8

    Turn right onto West Yellowstone Highway

    94.3 mi · 1 hr 47 min · West Yellowstone Highway

  9. 9

    Continue straight

    17.7 mi · 20 min

  10. 10

    Continue straight

    4 mi · 5 min

  11. 11

    Turn right onto East Main Street

    77.9 mi · 1 hr 28 min · East Main Street

  12. 12

    Turn left onto East Ramshorn Street

    2.2 mi · 3 min · East Ramshorn Street

  13. 13

    Continue on US 26 / US 287

    53.2 mi · 1 hr · US 26 / US 287

  14. 14

    Continue on North Highway 89

    23.3 mi · 32 min · North Highway 89

  15. 15

    Enter the roundabout and take exit 2 toward North Highway 89

    30 m · 6 sec · North Highway 89

  16. 16

    Exit the roundabout onto North Highway 89

    6 mi · 9 min · North Highway 89

  17. 17

    Continue on North Cache Street

    1.3 km · 3 min · North Cache Street

  18. 18

    Arrive at your destination

    0 m · 1 sec · North Cache Street

Car Route Details

A richer read on the saved driving route between Guernsey and Jackson.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
18 steps
7 turns on the saved route
Ramps & Exits
3
0 merges, 3 ramps or exits
Navigation Density
4.6 / 100 mi
Decision points by distance
Main Roads
West Yellowstone Highway
116 mi · 29%
Highway 26
111 mi · 28%
East Main Street
77.9 mi · 20%
US 26 / US 287
53.2 mi · 13%
North Highway 89
29.3 mi · 7%
East Ramshorn Street
2.25 mi · 1%
Longest Stretch

Highway 26

Keep slight right

96.7 mi · 01h 38m

Route Summary

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

Trip Read

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.

Drive Time
07h 26m
Overnight route
Same-Day Return
14h 54m
Round-trip wheel time
Road vs Air
+78.5 mi
316 mi direct line
Halfway Stop
Shoshoni
03h 43m from Guernsey
Leave By
9:06 PM MDT
Overnight-style route
Weather Watch

Mostly Cloudy then Chance Rain Showers leaving Guernsey and Snow Showers near Jackson.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Guernsey to Jackson?

The road trip is about 394.5 miles (634.9 km) and usually takes 07h 26m 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?

Shoshoni is a useful midpoint, sitting about 196.9 miles from Guernsey and 197.5 miles from Jackson.

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

The direct path is about 316 miles (508.6 km), while the road route adds roughly 78.5 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 MDT. 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 $54.19 one way or $108.38 round trip. Estimated CO2 is about 123.7 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy then Chance Rain Showers around Guernsey and Snow Showers near Jackson.

Flight Path Map

This map shows the direct air route between Guernsey and Jackson. Straight-line distance: 316.04 mi (508.61 km).

Guernsey

#1 Guernsey

Town in Platte County, Wyoming, United States of America

Population1,143
Coordinates42.2696900, -104.7416300
Altitude1327
CountryUnited States
Jackson

#2 Jackson

Town in the Jackson Hole valley of Teton County, Wyoming, United States

Population10,572
Coordinates43.4799300, -110.7624300
Altitude1901
CountryUnited States
Start: Guernsey (-104.74163, 42.26969)
End: Jackson (-110.76243, 43.47993)

Estimated Travel Time

Distance: 635 km by road

SpeedTime
30 mph (48.3 km/h)13h 08m
40 mph (64.37 km/h)09h 51m
50 mph (80.47 km/h)07h 53m
60 mph (96.56 km/h)06h 34m
70 mph (112.65 km/h)05h 38m
80 mph (129 km/h)04h 55m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
13.92 gal
52.7 L · about $54.19
Round trip
$108.38
27.84 gal · 105.4 L
Estimated CO2
123.7 kg one way
Round trip: 247.4 kg / 545 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $54.19 $108.38
Mid-grade $4.23 $58.90 $117.79
Premium $4.55 $63.32 $126.64
Diesel $5.41 $75.34 $150.67

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 Wyoming · Apr 16, 2026

There is no time difference between Guernsey and Jackson. The current time is 09:21:38.

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.