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Distance from Rio, IL to PDX Airport

Distance

1,988 mi

Time

1 day 10 hours

Gas Cost

$182 - $354

There are 1,635.46 miles from Rio to Portland International Airport (PDX) in west direction and 1,988 miles (3,199.38 kilometers) by car, following the I-84 route.

Rio and PDX Airport are 1 day 10 hours far apart, if you drive non-stop .

This is the fastest route from Rio, IL to PDX Airport. The halfway point is Sinclair, WY.

Please note the time difference between Rio, IL and PDX Airport is 2 hours. The current time in Rio is 10:26 pm and the current time in PDX Airport is 8:26 pm.

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Lowest Price Rental Cars in Rio, IL

Planning on renting a car to go from Rio, IL to PDX Airport? 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 79.84 gallons of gas to cover the route between Rio, IL and PDX Airport.

The estimated cost of gas to go from Rio to PDX Airport is $255.79.

During the route, an average car will release 1,564.14 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Rio, IL and PDX Airport

If you want to meet halfway between Rio, IL and PDX Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.776855 and -107.078491, or 41º 46' 36.678" N, 107º 4' 42.5676" W. This location is 993.96 miles away from Rio, IL and PDX Airport and it would take approximately 17 hours 8 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sinclair, WY, situated 979 miles from Rio, IL and 1,017 miles from PDX Airport. It would take 13 hours 55 mins to go from Rio to Sinclair and 15 hours 11 mins to go from PDX to Sinclair.