Distance between cities › USA › South Dakota › Colome, SD › Distance from Colome to Portland International Airport Book Hotels

Distance from Colome, SD to PDX Airport

Distance

1,427 mi

Time

1 day 1 hour

Gas Cost

$133 - $259

Helpful Inaccurate

There are 1,136.43 miles from Colome to Portland International Airport (PDX) in west direction and 1,427 miles (2,296.53 kilometers) by car, following the I-90 route.

Colome and PDX Airport are 1 day 1 hour far apart, if you drive non-stop .

This is the fastest route from Colome, SD to PDX Airport. The halfway point is Bozeman, MT.

Please note the time difference between Colome, SD and PDX Airport is 2 hours. The current time in Colome is 1:55 pm and the current time in PDX Airport is 11:55 am.

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Lowest Price Rental Cars in Colome, SD

Planning on renting a car to go from Colome, SD to PDX Airport? Here there are some offers to rent a car in Colome, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Colome »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 57.31 gallons of gas to cover the route between Colome, SD and PDX Airport.

The estimated cost of gas to go from Colome to PDX Airport is $186.93.

During the route, an average car will release 1,122.74 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 Colome, SD and PDX Airport

If you want to meet halfway between Colome, SD 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 45.700043 and -111.053871, or 45º 42' 0.1548" N, 111º 3' 13.9356" W. This location is 713.46 miles away from Colome, SD and PDX Airport and it would take approximately 12 hours 42 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Bozeman, MT, situated 737 miles from Colome, SD and 737 miles from PDX Airport. It would take 11 hours 3 mins to go from Colome to Bozeman and 10 hours 51 mins to go from PDX to Bozeman.