Indianapolis to Wichita Road Trip Guide: Route 40 & I-70

The 650-mile journey from Indianapolis, IN, to Wichita, KS, follows the historic National Road (US 40) and Interstate 70 across Indiana, Illinois, Missouri, and Kansas. A quirky fact: the route crosses the Central Time Zone boundary near the Illinois-Indiana state line, so you lose an hour before you've even left the Midwest.

This drive is worth it for those who appreciate the gradual transition from the deciduous forests of the Wabash River Valley to the vast, open prairies of the Flint Hills. The question of how long to drive Indianapolis, IN to Wichita, KS averages 9.5 hours of driving time, but plan for 10-12 hours with stops.

For finding the perfect midway break, check out our guide on how to find the best stops and hidden gems between cities.

Quick Reference Table

I-70 is well-maintained, but watch for construction zones in Missouri near the Missouri River bridge. In Kansas, the road can be straight and hypnotic; take breaks every 2 hours to combat fatigue.

• Rest areas: every 30 miles in Kansas.
• Family-friendly: St. Louis Science Center, Kansas City's Worlds of Fun, and the Exploration Place in Wichita.
• Pet-friendly: many rest areas have pet walks; hotels like La Quinta and Motel 6 allow pets.

For hidden gems, exit at Rocheport, MO, for the Katy Trail, or at Cottonwood Falls, KS, for the historic courthouse and local diners. Fatigue management tip: stop at the Kansas Turnpike service plazas with coffee and snack options.

The primary route uses I-70 west to I-35 south near Topeka, then onto I-135 into Wichita. An alternate scenic route is US 50 from Emporia to Wichita, which passes through the Flint Hills. Gas stations are abundant along I-70, but the stretch from Junction City to Salina, KS, has fewer options—plan accordingly.

• Fuel stops every 30-50 miles on I-70.
• Cost: average $0.12 per mile (2025 prices).
• Tolls: none on I-70, but the US 50 alternate is free.

The best stops between Indianapolis and Wichita include Terre Haute's historic district, the Gateway Arch in St. Louis, and the Eisenhower Presidential Library in Abilene, KS. For a cultural detour, exit at Columbia, MO, for its vibrant college-town scene.

If you're wondering whether it's worth driving this route, the answer is yes for the diverse landscapes and smaller-town Americana. The stretch through Kansas can feel monotonous, but the Flint Hills offer a dramatic change in scenery.

The journey begins in the rolling hills of Indiana, transitions to the Mississippi River floodplain, and climaxes in the Flint Hills of Kansas, one of the last remaining tallgrass prairie ecosystems in North America. The tallgrass prairie national preserve near Strong City, KS, showcases this unique landscape.

• Indiana: deciduous forests, river bluffs.
• Missouri: Ozark foothills, Missouri River valley.
• Kansas: flat farmlands giving way to the Flint Hills.

Local commerce thrives in small towns like Effingham, IL, known for its giant cross and truck stops, and the Amish communities around Arthur, IL. In Kansas, the towns of Abilene and Newton offer cowboy heritage and authentic BBQ.