Distance between cities › USA › Tennessee › Erwin, TN › Distance from Erwin to Troy Book Hotels

Distance from Erwin, TN to Troy, ID

Distance

2,419 mi

Time

1 day 19 hours

Gas Cost

$221 - $431

There are 1,905.05 miles from Erwin to Troy in northwest direction and 2,419 miles (3,893.00 kilometers) by car, following the I-90 route.

Erwin and Troy are 1 day 19 hours far apart, if you drive non-stop .

This is the fastest route from Erwin, TN to Troy, ID.

Please note the time difference between Erwin, TN and Troy, ID is 3 hours. The current time in Erwin is 11:57 pm and the current time in Troy is 8:57 pm.

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Lowest Price Rental Cars in Erwin, TN

Planning on renting a car to go from Erwin, TN to Troy, ID? Here there are some offers to rent a car in Erwin, TN

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Erwin »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 97.14 gallons of gas to cover the route between Erwin, TN and Troy, ID.

The estimated cost of gas to go from Erwin to Troy is $311.24.

During the route, an average car will release 1,903.20 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 Erwin, TN and Troy, ID

If you want to meet halfway between Erwin, TN and Troy, ID or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.69498 and -98.437929, or 43º 41' 41.928" N, 98º 26' 16.5444" W. This location is 1,209.42 miles away from Erwin, TN and Troy, ID and it would take approximately 21 hours 40 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Plankinton, SD, situated 1,271 miles from Erwin, TN and 1,149 miles from Troy, ID. It would take 23 hours 7 mins to go from Erwin to Plankinton and 20 hours 18 mins to go from Troy to Plankinton.