How far is Douglas, WY from Green River, WY?

The driving distance from Douglas, WY to Green River, WY is about 292.1 miles (470.1 km), with a travel time of about 04h 47m by car.

  • The straight-line flight distance is about 225.8 miles (363.4 km).
  • For a round trip, plan for roughly 09h 35m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 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
292.09 mi
04h 47m
Flight
225.82 mi
363.43 km direct

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

Learn Distance

Choose another destination from Douglas.

Flight Distance

Direct air line
225.82 mi
Kilometers
363.43 km
Flight Time
00h 27m

Driving Distance

Road route
292.09 mi
Kilometers
470.07 km
Drive Time
04h 47m

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 04h 47m.

Arrival Snapshot
Arrive in Green River
Sat, Apr 25, 5:20 PM MDT
Return by in Douglas
Sat, Apr 25, 10:07 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Douglas
2026-04-25T12:32
Arrive Green River
Sat, Apr 25, 5:20 PM MDT
Route Timing
04h 47m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
10:48 AM to 12:48 PM MDT

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

Leave by
7:24 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Douglas
9:00 PM MDT
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
Bairoil
WY

Town of the United States

From Douglas
145.9 mi
02h 23m
To Green River
146.2 mi
02h 23m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
50°F
Saturday

Chance Snow Showers

Starts
Sat, Apr 25 6:00 AM MDT
Wind
5 to 15 mph E
Destination
57°F
Saturday

Mostly Sunny then Isolated Showers And Thunderstorms

Starts
Sat, Apr 25 6:00 AM MDT
Wind
3 to 13 mph SSW

Driving Route Map

The map below follows the saved road route between Douglas and Green River.

Turn-by-Turn Driving Directions

Step-by-step road directions between Douglas and Green River.

  1. 1

    Start on the route

    21 m · 7 sec

  2. 2

    Turn right onto East Center Street

    1767 ft · 41 sec · East Center Street

  3. 3

    Continue on West Yellowstone Highway

    1.2 mi · 2 min · West Yellowstone Highway

  4. 4

    Keep slight right to continue on I 25 North, US 87 North, US 20 West, US 26 West

    2069 ft · 50 sec

  5. 5

    Merge slight left

    48.8 mi · 51 min

  6. 6

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

    1846 ft · 45 sec

  7. 7

    Keep slight left

    107 m · 11 sec

  8. 8

    Turn left

    3 mi · 4 min

  9. 9

    Continue on Casper West Belt

    7.3 mi · 9 min · Casper West Belt

  10. 10

    Turn right onto County Road 308

    63.7 mi · 1 hr 12 min · County Road 308

  11. 11

    Continue straight

    44.1 mi · 51 min

  12. 12

    Turn right onto West Spruce Street

    1.5 mi · 2 min · West Spruce Street

  13. 13

    Take the ramp right

    1 km · 1 min

  14. 14

    Merge slight left onto Dwight D. Eisenhower Highway

    119.1 mi · 1 hr 56 min · Dwight D. Eisenhower Highway

  15. 15

    Take the exit slight right toward I 80 Business West, US 30 Business West: Green River

    1.9 mi · 4 min

  16. 16

    Turn right onto North 1st East

    11 m · 2 sec · North 1st East

  17. 17

    Arrive at your destination

    0 m · 1 sec · North 1st East

Car Route Details

A richer read on the saved driving route between Douglas and Green River.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
17 steps
5 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
5.8 / 100 mi
Decision points by distance
Main Roads
Dwight D. Eisenhower Highway
119 mi · 41%
County Road 308
108 mi · 37%
I 25 North
49.2 mi · 17%
Casper West Belt
7.28 mi · 2%
West Spruce Street
2.16 mi · 1%
I 80 Business West
1.87 mi · 1%
Longest Stretch

Dwight D. Eisenhower Highway

Merge slight left onto Dwight D. Eisenhower Highway

119 mi · 01h 56m

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
04h 47m
Long day trip
Same-Day Return
09h 36m
Round-trip wheel time
Road vs Air
+66.3 mi
225.8 mi direct line
Halfway Stop
Bairoil
02h 23m from Douglas
Leave By
7:24 AM MDT
Early departure recommended
Weather Watch

Chance Snow Showers leaving Douglas and Mostly Sunny then Isolated Showers And Thunderstorms near Green River.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Douglas to Green River?

The road trip is about 292.1 miles (470.1 km) and usually takes 04h 47m 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?

Bairoil is a useful midpoint, sitting about 145.9 miles from Douglas and 146.2 miles from Green River.

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

The direct path is about 225.8 miles (363.4 km), while the road route adds roughly 66.3 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 MDT. If you want a more comfortable same-day return, try to leave by 7:24 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $40.14 one way or $80.27 round trip. Estimated CO2 is about 91.6 kg one way.

What should you check before leaving?

Before you leave, expect Chance Snow Showers around Douglas and Mostly Sunny then Isolated Showers And Thunderstorms near Green River.

Flight Path Map

This map shows the direct air route between Douglas and Green River. Straight-line distance: 225.82 mi (363.43 km).

Douglas

#1 Douglas

City in Converse County, Wyoming, United States

Population6,375
Coordinates42.7596900, -105.3822100
Altitude1474
CountryUnited States
Green River

#2 Green River

River in Wyoming, Utah, and Colorado, in the United States, that is a tributary of the Colorado River

Population11,788
Coordinates41.5285800, -109.4662500
Altitude1864
CountryUnited States
Start: (-105.382001, 42.75969)
End: North 1st East (-109.466324, 41.528621)

Estimated Travel Time

Distance: 470 km by road

SpeedTime
30 mph (48.3 km/h)09h 43m
40 mph (64.37 km/h)07h 18m
50 mph (80.47 km/h)05h 50m
60 mph (96.56 km/h)04h 52m
70 mph (112.65 km/h)04h 10m
80 mph (129 km/h)03h 38m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.31 gal
39.02 L · about $40.14
Round trip
$80.27
20.62 gal · 78.04 L
Estimated CO2
91.6 kg one way
Round trip: 183.2 kg / 404 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $40.14 $80.27
Mid-grade $4.23 $43.62 $87.24
Premium $4.55 $46.90 $93.80
Diesel $5.41 $55.80 $111.60

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 25, 2026

There is no time difference between Douglas and Green River. The current time is 12:32:18.

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.