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

Distance from Rio, IL to Seaside, CA

Distance

2,099 mi

Time

1 day 12 hours

Gas Cost

$196 - $380

There are 1,709.20 miles from Rio to Seaside in west direction and 2,099 miles (3,378.01 kilometers) by car, following the I-80 route.

Rio and Seaside are 1 day 12 hours far apart, if you drive non-stop .

This is the fastest route from Rio, IL to Seaside, CA. The halfway point is Riner, WY.

Please note the time difference between Rio, IL and Seaside, CA is 2 hours. The current time in Rio is 10:00 pm and the current time in Seaside is 8:00 pm.

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Lowest Price Rental Cars in Rio, IL

Planning on renting a car to go from Rio, IL to Seaside, CA? 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 84.28 gallons of gas to cover the route between Rio, IL and Seaside, CA.

The estimated cost of gas to go from Rio to Seaside is $274.93.

During the route, an average car will release 1,651.28 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 Seaside, CA

If you want to meet halfway between Rio, IL and Seaside, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.777893 and -107.503860, or 41º 46' 40.4148" N, 107º 30' 13.896" W. This location is 1,049.33 miles away from Rio, IL and Seaside, CA and it would take approximately 18 hours 10 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Riner, WY, situated 1,004 miles from Rio, IL and 1,105 miles from Seaside, CA. It would take 14 hours 19 mins to go from Rio to Riner and 15 hours 39 mins to go from Seaside to Riner.

Major Cities Along the Route

Some major cities along the route include Salt Lake City, UT,West Valley City, UT,Reno, NV,Roseville, CA,Sacramento, CA,Salinas, CA,San Jose, CA,Fremont, CA,Hayward, CA,Fairfield, CA, and Concord, CA.