Distance between cities › USA › Illinois › Rio, IL › Distance from Rio to Hernando Book Hotels

Distance from Rio, IL to Hernando, MS

Distance

536 mi

Time

9 hours 49 mins

Gas Cost

$50 - $97

There are 434.83 miles from Rio to Hernando in south direction and 536 miles (862.61 kilometers) by car, following the I-55 route.

Rio and Hernando are 9 hours 49 mins far apart, if you drive non-stop .

This is the fastest route from Rio, IL to Hernando, MS.

Rio, IL and Hernando, MS are in the same time zone (CDT). Current time in both locations is 7:04 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Rio, IL to Hernando, MS:

Lowest Price Rental Cars in Rio, IL

Planning on renting a car to go from Rio, IL to Hernando, MS? Here there are some offers to rent a car in Rio, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Rio »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 21.54 gallons of gas to cover the route between Rio, IL and Hernando, MS.

The estimated cost of gas to go from Rio to Hernando is $70.25.

During the route, an average car will release 421.95 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 Rio, IL and Hernando, MS

If you want to meet halfway between Rio, IL and Hernando, MS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.204609 and -90.404259, or 38º 12' 16.5924" N, 90º 24' 15.3324" W. This location is 268.13 miles away from Rio, IL and Hernando, MS and it would take approximately 4 hours 54 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Festus, MO, situated 264 miles from Rio, IL and 275 miles from Hernando, MS. It would take 4 hours 58 mins to go from Rio to Festus and 4 hours 56 mins to go from Hernando to Festus.