Distance between cities › USA › Montana › Pray, MT › Distance from Pray to Seneca Book Hotels

Distance from Pray, MT to Seneca, SD

Distance

680 mi

Time

12 hours 46 mins

Gas Cost

$63 - $123

There are 543.62 miles from Pray to Seneca in east direction and 680 miles (1,094.35 kilometers) by car, following the SD 34 and SD 79 route.

Pray and Seneca are 12 hours 46 mins far apart, if you drive non-stop .

This is the fastest route from Pray, MT to Seneca, SD. The halfway point is Moorcroft, WY.

Please note the time difference between Pray, MT and Seneca, SD is 1 hour. The current time in Pray is 2:21 pm and the current time in Seneca is 3:21 pm.

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Lowest Price Rental Cars in Pray, MT

Planning on renting a car to go from Pray, MT to Seneca, SD? Here there are some offers to rent a car in Pray, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Pray »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 27.33 gallons of gas to cover the route between Pray, MT and Seneca, SD.

The estimated cost of gas to go from Pray to Seneca is $89.14.

During the route, an average car will release 535.38 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 Pray, MT and Seneca, SD

If you want to meet halfway between Pray, MT and Seneca, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.286137 and -105.038643, or 44º 17' 10.0932" N, 105º 2' 19.1148" W. This location is 340.21 miles away from Pray, MT and Seneca, SD and it would take approximately 6 hours 23 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Moorcroft, WY, situated 397 miles from Pray, MT and 382 miles from Seneca, SD. It would take 6 hours 9 mins to go from Pray to Moorcroft and 6 hours 21 mins to go from Seneca to Moorcroft.