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

Distance from Keyapaha, SD to PDX Airport

Distance

1,432 mi

Time

1 day 2 hours

Gas Cost

$133 - $259

Helpful Inaccurate

There are 1,118.92 miles from Keyapaha to Portland International Airport (PDX) in west direction and 1,432 miles (2,304.58 kilometers) by car, following the I-90 route.

Keyapaha and PDX Airport are 1 day 2 hours far apart, if you drive non-stop .

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

Please note the time difference between Keyapaha, SD and PDX Airport is 2 hours. The current time in Keyapaha is 10:58 am and the current time in PDX Airport is 8:58 am.

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Lowest Price Rental Cars in Keyapaha, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Keyapaha »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 57.50 gallons of gas to cover the route between Keyapaha, SD and PDX Airport.

The estimated cost of gas to go from Keyapaha to PDX Airport is $187.58.

During the route, an average car will release 1,126.62 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 Keyapaha, SD and PDX Airport

If you want to meet halfway between Keyapaha, 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 45.710480 and -111.078087, or 45º 42' 37.728" N, 111º 4' 41.1132" W. This location is 715.93 miles away from Keyapaha, SD and PDX Airport and it would take approximately 13 hours 2 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 742 miles from Keyapaha, SD and 737 miles from PDX Airport. It would take 11 hours 33 mins to go from Keyapaha to Bozeman and 10 hours 52 mins to go from PDX to Bozeman.