Amarillo to Hill City: Epic Great Plains Road Trip Guide

This 700-mile route from Amarillo, Texas, to Hill City, South Dakota, traces the western edge of the Great Plains, crossing three states and countless geological eras. You'll start on I-27 north from Amarillo, transition to US-287, then hook onto I-40 east before veering north through Oklahoma and Kansas on US-83 and US-183, finally reaching South Dakota via US-18 and US-385. The drive takes about 10–12 hours without stops, but the best discoveries unfold when you linger.

One of the most compelling facts about this road is that it passes within 30 miles of the geographic center of the contiguous United States (at Lebanon, Kansas). The route also shadows the 100th meridian—the historic dividing line between the humid East and the arid West. As you drive, the flat, irrigated farmlands of the Texas Panthal give way to the rolling shortgrass prairies of Kansas and the pine-studded buttes of the Nebraska Sandhills, culminating in the black spruce and granite spires of the Black Hills.

To maximize your adventure, consider how to find the best stops and hidden gems between cities by reading this guide on discovering off-the-highway treasures. The following sections break down every aspect of the journey, from fuel economics to pet-friendly parks.

Fuel stations cluster in county seats but become sparse in the Nebraska Sandhills—plan your tank top-offs. Between Amarillo and Dumas, TX, gas is plentiful. Once you cross into Kansas on US-83, stations appear roughly every 30–40 miles until Garden City. The stretch from Oakley, KS, to North Platte, NE, has fewer options; fill up in Oakley. In Nebraska, the towns of Ogallala and Thedford are reliable stops.

• Average fuel cost per gallon (midgrade): Amarillo $3.20, Garden City $3.15, North Platte $3.25, Hill City $3.35 (2025 estimates).
• Interstate segments: I-27 north from Amarillo (first 15 miles), then mostly two-lane highways with occasional four-lane divided sections.
• Road quality: Excellent paved roads throughout; watch for farm equipment slow-downs in Kansas in spring and fall.

The route is overwhelmingly rural, so cell service can be spotty on US-83 in Kansas and US-83/NE-97 in Nebraska. Download offline maps before you leave. Rest areas with restrooms are located approximately every 60 miles along US-83 in Kansas, but in Nebraska they are rarer—plan to use gas station facilities. The speed limit ranges from 65 mph (two-lane) to 75 mph on divided highways.

• Best fuel price app: GasBuddy consistently shows updated rates for small-town stations.
• Diesel availability: Common at most truck stops in Garden City and North Platte; less frequent in smaller Kansas towns.
• Electric vehicle charging: Limited; the only fast chargers are in Amarillo, Garden City, and Rapid City (30 miles past Hill City).

This route is generally safe, but two hazards stand out: deer crossings and long-haul fatigue. Deer are most active at dusk and dawn, especially in Nebraska's Sandhills. Use high beams where permitted and watch for reflective eyes. Fatigue sets in quickly on the straight, hypnotic Kansas stretches. Plan to stop every two hours at towns like Liberal or Oakley for a 15-minute walk.

• Family stops: The Deep Pit Museum in Liberal, KS (replica of an ancient bison kill site) and the Prairie Museum of Art & History in Colby, KS (kid-friendly exhibits).
• Child-friendly outdoor break: Lake Scott State Park (near Scott City, KS) has a swimming beach and hiking trails.
• Pet-friendly framework: Most hotels along the route, including Motel 6 and Super 8, allow pets for a fee. For off-leash play, use the Wichita County Dog Run in Leoti, KS (fenced, free).

Rest zones: Kansas has official rest areas at mile markers 0, 70, and 115 on US-83. Nebraska welcomes travelers at the Ogallala Rest Area (I-80, just off route). In Hill City, the Visitor Center on Main Street provides maps and clean restrooms. The road quality on US-83 is excellent, but watch for sudden gravel patches on farm intersection.

• Hidden off-route spot: The World's Largest Hand-Dug Well in Greensburg, KS (5 miles off US-83) – a fascinating engineering feat.
• Another gem: The town of Mound City, KS, where a massive prehistoric burial mound overlooks a creek picnic area.
• Fatigue hack: Use the 20-20-20 rule: every 20 minutes, look for 20 seconds at something 20 feet away to rest your eyes.

Weather awareness: Tornado season (April–June) demands you monitor weather radio. Summer temperatures can exceed 100°F in Texas and Kansas, while winter brings blizzards and black ice, especially in Nebraska. Spring and fall offer the most pleasant driving conditions.

• Climatic conditions & route aesthetics: For optimal scenery, drive in late September when the cottonwoods turn gold and the Kansas wheat stubble glows amber at sunset.
• Safety gear: Carry a first aid kit, water, and a blanket—especially in winter when temperatures can drop below zero.
• Local emergency numbers: 911 works everywhere, but for non-emergencies, save county sheriff numbers: Sherman County, KS (785-899-2222); Arthur County, NE (308-764-2222).

From the red rock canyons of Palo Duro near the start to the ancient metamorphic peaks of the Black Hills, the scenery is a textbook of North American geology. The Llano Estacado (Staked Plains) around Amarillo is flat, but just north, the Canadian River Valley breaks the monotony with rugged breaks and juniper-studded mesas. As you enter Kansas, the landscape shifts to endless wheat fields and circular pivot irrigation patterns—a geometric marvel visible from space.

• Palo Duro Canyon State Park (30 miles south of Amarillo): Worth a detour for its 800-foot-deep, Technicolor canyon walls.
• Little Jerusalem Badlands State Park (near Oakley, KS): A 400-acre expanse of jagged chalk spires, home to prairie falcons.
• Sandhills Journey Scenic Byway (NE-2 from Grand Island to Alliance): Not directly on route but a stunning detour through grass-covered dunes.

Local commerce along the route reflects the agricultural backbone of the Plains. In Garden City, the beef industry dominates—stop at a local meat market for bison steaks. The town of Scott City, KS, is known for its handmade pottery. In the Nebraska Sandhills, watch for small roadside stands selling chokecherry jelly and honey. As you approach the Black Hills, Hill City's main street is lined with galleries showcasing local painters and sculptors.

• Best local food stop: The Back Porch Cafe in Hill City for homemade pasties and huckleberry pie.
• Unique souvenir: Alabaster carvings at the Alabaster & More shop in Hill City, crafted from local stone.
• Agricultural history: The Buffalo Bill's Wild West Show brought Plains culture to Hill City; visit the Hill City Museum.