Distance between cities › USA › Illinois › Bartlett, IL › Distance from Bartlett to Lamar Book Hotels

Distance from Bartlett, IL to Lamar, OK

Distance

774 mi

Time

14 hours 39 mins

Gas Cost

$72 - $140

There are 640.63 miles from Bartlett to Lamar in southwest direction and 774 miles (1,245.63 kilometers) by car, following the I-44 and US-50 route.

Bartlett and Lamar are 14 hours 39 mins far apart, if you drive non-stop .

This is the fastest route from Bartlett, IL to Lamar, OK.

Bartlett, IL and Lamar, OK are in the same time zone (CDT). Current time in both locations is 11:53 am.

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Lowest Price Rental Cars in Bartlett, IL

Planning on renting a car to go from Bartlett, IL to Lamar, OK? Here there are some offers to rent a car in Bartlett, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Bartlett »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 31.07 gallons of gas to cover the route between Bartlett, IL and Lamar, OK.

The estimated cost of gas to go from Bartlett to Lamar is $101.34.

During the route, an average car will release 608.67 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 Bartlett, IL and Lamar, OK

If you want to meet halfway between Bartlett, IL and Lamar, OK or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.014187 and -91.589123, or 38º 0' 51.0732" N, 91º 35' 20.8428" W. This location is 386.79 miles away from Bartlett, IL and Lamar, OK and it would take approximately 7 hours 19 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Saint James, MO, situated 394 miles from Bartlett, IL and 381 miles from Lamar, OK. It would take 7 hours 24 mins to go from Bartlett to Saint James and 7 hours 17 mins to go from Lamar to Saint James.