Distance between cities › USA › Missouri › Dexter, MO › Distance from Dexter to Ashburn Book Hotels

Distance from Dexter, MO to Ashburn, MO

Distance

264 mi

Time

5 hours 10 mins

Gas Cost

$23 - $44

There are 200.99 miles from Dexter to Ashburn in northwest direction and 264 miles (424.87 kilometers) by car, following the I-55 route.

Dexter and Ashburn are 5 hours 10 mins far apart, if you drive non-stop .

This is the fastest route from Dexter, MO to Ashburn, MO. The halfway point is Crystal City, MO.

Dexter, MO and Ashburn, MO are in the same time zone (CDT). Current time in both locations is 11:39 pm.

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Lowest Price Rental Cars in Dexter, MO

Planning on renting a car to go from Dexter, MO to Ashburn, MO? Here there are some offers to rent a car in Dexter, MO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dexter »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 10.61 gallons of gas to cover the route between Dexter, MO and Ashburn, MO.

The estimated cost of gas to go from Dexter to Ashburn is $32.10.

During the route, an average car will release 207.89 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 $3.03 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Dexter, MO and Ashburn, MO

If you want to meet halfway between Dexter, MO and Ashburn, MO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.170708 and -90.365326, or 38º 10' 14.5488" N, 90º 21' 55.1736" W. This location is 132.11 miles away from Dexter, MO and Ashburn, MO and it would take approximately 2 hours 35 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Crystal City, MO, situated 136 miles from Dexter, MO and 129 miles from Ashburn, MO. It would take 2 hours 9 mins to go from Dexter to Crystal City and 2 hours 25 mins to go from Ashburn to Crystal City.