Distance between cities › USA › Missouri › Henley, MO › Distance from Henley to Seneca Book Hotels

Distance from Henley, MO to Seneca, SD

Distance

772 mi

Time

14 hours 27 mins

Gas Cost

$72 - $140

There are 593.58 miles from Henley to Seneca in northwest direction and 772 miles (1,242.41 kilometers) by car, following the I-29 and US-6 route.

Henley and Seneca are 14 hours 27 mins far apart, if you drive non-stop .

This is the fastest route from Henley, MO to Seneca, SD.

Henley, MO and Seneca, SD are in the same time zone (CDT). Current time in both locations is 10:02 am.

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Lowest Price Rental Cars in Henley, MO

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Henley »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 30.99 gallons of gas to cover the route between Henley, MO and Seneca, SD.

The estimated cost of gas to go from Henley to Seneca is $101.09.

During the route, an average car will release 607.16 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 Henley, MO and Seneca, SD

If you want to meet halfway between Henley, MO 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 41.595639 and -95.956634, or 41º 35' 44.3004" N, 95º 57' 23.8824" W. This location is 385.83 miles away from Henley, MO and Seneca, SD and it would take approximately 7 hours 13 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Modale, IA, situated 393 miles from Henley, MO and 382 miles from Seneca, SD. It would take 7 hours 22 mins to go from Henley to Modale and 7 hours 11 mins to go from Seneca to Modale.

Major City Closest to Halfway Point

The major city closest to the halfway point between Henley, MO and Seneca, SD is Omaha, NE, situated 369 miles from Henley, MO and 414 miles from Seneca, SD. It would take 6 hours 57 mins to go from Henley to Omaha and 7 hours 50 mins to go from Seneca to Omaha.