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Distance from Royal, IL to PDX Airport

Distance

2,159 mi

Time

1 day 13 hours

Gas Cost

$201 - $391

Helpful Inaccurate

There are 1,777.26 miles from Royal to Portland International Airport (PDX) in northwest direction and 2,159 miles (3,474.57 kilometers) by car, following the I-84 route.

Royal and PDX Airport are 1 day 13 hours far apart, if you drive non-stop .

This is the fastest route from Royal, IL to PDX Airport. The halfway point is Mountain Home, WY.

Please note the time difference between Royal, IL and PDX Airport is 2 hours. The current time in Royal is 10:15 am and the current time in PDX Airport is 8:15 am.

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Lowest Price Rental Cars in Royal, IL

Planning on renting a car to go from Royal, IL to PDX Airport? 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 86.70 gallons of gas to cover the route between Royal, IL and PDX Airport.

The estimated cost of gas to go from Royal to PDX Airport is $282.80.

During the route, an average car will release 1,698.55 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 Royal, IL and PDX Airport

If you want to meet halfway between Royal, 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 41.397453 and -105.802704, or 41º 23' 50.8308" N, 105º 48' 9.7344" W. This location is 1,079.37 miles away from Royal, IL and PDX Airport and it would take approximately 18 hours 36 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mountain Home, WY, situated 1,057 miles from Royal, IL and 1,115 miles from PDX Airport. It would take 15 hours 19 mins to go from Royal to Mountain Home and 16 hours 37 mins to go from PDX to Mountain Home.