How far is Riverton, WY from Buffalo, WY?

The driving distance from Riverton, WY to Buffalo, WY is about 177.6 miles (285.8 km), with a travel time of about 03h 59m by car.

  • The straight-line flight distance is about 124.1 miles (199.8 km).
  • For a round trip, plan for roughly 07h 58m 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
177.61 mi
03h 59m
Flight
124.16 mi
199.81 km direct

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

Learn Distance

Choose another destination from Riverton.

Flight Distance

Direct air line
124.16 mi
Kilometers
199.81 km
Flight Time
00h 14m

Driving Distance

Road route
177.61 mi
Kilometers
285.83 km
Drive Time
03h 59m

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 59m.

Arrival Snapshot
Arrive in Buffalo
Sat, Apr 18, 7:07 AM MDT
Return by in Riverton
Sat, Apr 18, 11:06 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Riverton
2026-04-18T03:08
Arrive Buffalo
Sat, Apr 18, 7:07 AM MDT
Route Timing
03h 59m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
9:59 AM to 11:59 AM MDT

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

Leave by
9:02 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Riverton
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
Worland
WY

City in Wyoming, United States

From Riverton
88.7 mi
01h 59m
To Buffalo
88.9 mi
01h 59m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
52°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM MDT
Wind
5 to 8 mph SSW
Destination
44°F
Saturday

Mostly Sunny

Starts
Sat, Apr 18 6:00 AM MDT
Wind
12 mph NW

Driving Route Map

The map below follows the saved road route between Riverton and Buffalo.

Turn-by-Turn Driving Directions

Step-by-step road directions between Riverton and Buffalo.

  1. 1

    Start on North Federal Boulevard

    22.1 mi · 25 min · North Federal Boulevard

  2. 2

    Turn left onto Idaho Street

    31.9 mi · 38 min · Idaho Street

  3. 3

    Turn left onto South 6th Street

    1.3 km · 2 min · South 6th Street

  4. 4

    Continue on Park Street

    35.7 mi · 45 min · Park Street

  5. 5

    Continue straight

    87.1 mi · 2 hr 9 min

  6. 6

    At the end of the road, turn left onto North Main Street

    9 m · 1 sec · North Main Street

  7. 7

    Arrive at your destination

    0 m · 1 sec · North Main Street

Car Route Details

A richer read on the saved driving route between Riverton and Buffalo.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
7 steps
3 turns on the saved route
Ramps & Exits
0
0 merges, 0 ramps or exits
Navigation Density
3.9 / 100 mi
Decision points by distance
Main Roads
Park Street
123 mi · 69%
Idaho Street
31.9 mi · 18%
North Federal Boulevard
22.1 mi · 12%
South 6th Street
0.83 mi
North Main Street
0.01 mi
Longest Stretch

Park Street

Continue straight

87.1 mi · 02h 09m

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 59m
Long day trip
Same-Day Return
07h 58m
Round-trip wheel time
Road vs Air
+53.5 mi
124.1 mi direct line
Halfway Stop
Worland
01h 59m from Riverton
Leave By
9:02 AM MDT
Early departure recommended
Weather Watch

Sunny leaving Riverton and Mostly Sunny near Buffalo.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Riverton to Buffalo?

The road trip is about 177.6 miles (285.8 km) and usually takes 03h 59m 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?

Worland is a useful midpoint, sitting about 88.7 miles from Riverton and 88.9 miles from Buffalo.

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

The direct path is about 124.1 miles (199.8 km), while the road route adds roughly 53.5 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 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 9:02 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $24.41 one way or $48.82 round trip. Estimated CO2 is about 55.7 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Riverton and Mostly Sunny near Buffalo.

Flight Path Map

This map shows the direct air route between Riverton and Buffalo. Straight-line distance: 124.16 mi (199.81 km).

Riverton

#1 Riverton

City in Freemont County, Wyoming

Population10,819
Coordinates43.0249600, -108.3801000
Altitude1509
CountryUnited States
Buffalo

#2 Buffalo

City in and county seat of Johnson County, Wyoming, United States

Population4,659
Coordinates44.3483100, -106.6989400
Altitude1416
CountryUnited States
Start: Riverton (-108.3801, 43.02496)
End: Buffalo (-106.69894, 44.34831)

Estimated Travel Time

Distance: 286 km by road

SpeedTime
30 mph (48.3 km/h)05h 55m
40 mph (64.37 km/h)04h 26m
50 mph (80.47 km/h)03h 33m
60 mph (96.56 km/h)02h 57m
70 mph (112.65 km/h)02h 32m
80 mph (129 km/h)02h 12m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.27 gal
23.72 L · about $24.41
Round trip
$48.82
12.54 gal · 47.44 L
Estimated CO2
55.7 kg one way
Round trip: 111.4 kg / 246 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $24.41 $48.82
Mid-grade $4.23 $26.53 $53.06
Premium $4.55 $28.52 $57.04
Diesel $5.41 $33.93 $67.87

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 18, 2026

There is no time difference between Riverton and Buffalo. The current time is 03:08:10.

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.