Distance between cities › USA › Colorado › Lyons, CO › Distance from Lyons to Boulder Book Hotels

Distance from Lyons, CO to Boulder, WY

Distance

395 mi

Time

7 hours 17 mins

Gas Cost

$37 - $72

There are 288.73 miles from Lyons to Boulder in northwest direction and 395 miles (635.69 kilometers) by car, following the I-80 route.

Lyons and Boulder are 7 hours 17 mins far apart, if you drive non-stop .

This is the fastest route from Lyons, CO to Boulder, WY.

Lyons, CO and Boulder, WY are in the same time zone (MDT). Current time in both locations is 1:24 am.

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Lowest Price Rental Cars in Lyons, CO

Planning on renting a car to go from Lyons, CO to Boulder, WY? Here there are some offers to rent a car in Lyons, CO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Lyons »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 15.86 gallons of gas to cover the route between Lyons, CO and Boulder, WY.

The estimated cost of gas to go from Lyons to Boulder is $51.73.

During the route, an average car will release 310.71 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Lyons, CO and Boulder, WY

If you want to meet halfway between Lyons, CO and Boulder, WY or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.780588 and -107.217965, or 41º 46' 50.1168" N, 107º 13' 4.674" W. This location is 197.44 miles away from Lyons, CO and Boulder, WY and it would take approximately 3 hours 38 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Rawlins, WY, situated 200 miles from Lyons, CO and 195 miles from Boulder, WY. It would take 3 hours 57 mins to go from Lyons to Rawlins and 3 hours 23 mins to go from Boulder to Rawlins.