Distance between cities › USA › Illinois › Royal, IL › Distance from Royal to Comer Book Hotels

Distance from Royal, IL to Comer, IL

Distance

157 mi

Time

3 hours 11 mins

Gas Cost

$16 - $32

There are 123 miles from Royal to Comer in southwest direction and 157 miles (252.67 kilometers) by car, following the I-72 route.

Royal and Comer are 3 hours 11 mins far apart, if you drive non-stop .

This is the fastest route from Royal, IL to Comer, IL. The halfway point is Harristown, IL.

Royal, IL and Comer, IL are in the same time zone (CDT). Current time in both locations is 2:25 pm.

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Lowest Price Rental Cars in Royal, IL

Planning on renting a car to go from Royal, IL to Comer, IL? Here there are some offers to rent a car in Royal, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Royal »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 6.32 gallons of gas to cover the route between Royal, IL and Comer, IL.

The estimated cost of gas to go from Royal to Comer is $23.03.

During the route, an average car will release 123.78 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 $3.65 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Royal, IL and Comer, IL

If you want to meet halfway between Royal, IL and Comer, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.831623 and -89.121826, or 39º 49' 53.8428" N, 89º 7' 18.5736" W. This location is 78.66 miles away from Royal, IL and Comer, IL and it would take approximately 1 hour 35 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Harristown, IL, situated 79 miles from Royal, IL and 86 miles from Comer, IL. It would take 1 hour 29 mins to go from Royal to Harristown and 1 hour 42 mins to go from Comer to Harristown.