How far is Norman, OK from Duncan, OK?
The driving distance from Norman, OK to Duncan, OK is about 76.2 miles (122.6 km), with a travel time of about 01h 35m by car.
- The straight-line flight distance is about 57.8 miles (93 km).
- For a round trip, plan for roughly 03h 11m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 01h 35m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Norman and Duncan.
Turn-by-Turn Driving Directions
Step-by-step road directions between Norman and Duncan.
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1
Start on East Main Street
32 m · 11 sec · East Main Street
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2
Turn left onto North Porter Avenue
119 m · 15 sec · North Porter Avenue
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3
Turn left onto East Gray Street
1.3 km · 3 min · East Gray Street
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4
Turn left onto North Flood Avenue
96 m · 15 sec · North Flood Avenue
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5
Turn right onto West Main Street
1.8 mi · 4 min · West Main Street
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6
Take the ramp slight left
1393 ft · 34 sec
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7
Merge slight left onto Doctor James E. and Representative Mina M. Hibdon Memorial Highway
2407 ft · 32 sec · Doctor James E. and Representative Mina M. Hibdon Memorial Highway
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8
Continue on World War I Veterans Memorial Highway
1.5 km · 1 min · World War I Veterans Memorial Highway
-
9
Merge slight right onto McCall Bridge
1.2 km · 52 sec · McCall Bridge
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10
Continue on World War I Veterans Memorial Highway
1085 ft · 14 sec · World War I Veterans Memorial Highway
-
11
Take the exit slight right toward OK 9 West: Chickasha
589 ft · 14 sec
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12
Keep slight right
709 ft · 17 sec
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13
Keep slight right
98 m · 8 sec
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14
Continue on Southeast 44th Street
5.5 mi · 7 min · Southeast 44th Street
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15
Continue on Harry E. Bailey Turnpike Spur
8.3 mi · 8 min · Harry E. Bailey Turnpike Spur
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16
Take the exit slight right toward I 44 West: Lawton
1128 ft · 28 sec
-
17
Merge slight left onto Harry E. Bailey Turnpike
18.3 mi · 17 min · Harry E. Bailey Turnpike
-
18
Take the exit slight right toward US 81, US 277: Duncan, Chickasha
1658 ft · 49 sec
-
19
Turn left onto US 81 South, US 277 South: Duncan
11.8 mi · 15 min
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20
Continue straight
22.9 mi · 30 min
-
21
Continue straight
2867 ft · 52 sec
-
22
Continue straight
627 ft · 11 sec
-
23
Continue straight
2909 ft · 55 sec
-
24
Continue straight
1659 ft · 28 sec
-
25
Continue straight
1.5 km · 2 min
-
26
Turn left onto West Main Street
3031 ft · 1 min · West Main Street
-
27
Turn left onto North 9th Street
47 m · 7 sec · North 9th Street
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28
Arrive at your destination
0 m · 1 sec · North 9th Street
Car Route Details
A richer read on the saved driving route between Norman and Duncan.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US 81 South
Continue straight
22.9 mi · 00h 30m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Sunny leaving Norman and Sunny near Duncan.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Norman to Duncan?
The road trip is about 76.2 miles (122.6 km) and usually takes 01h 35m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Chickasha is a useful midpoint, sitting about 38.1 miles from Norman and 38.1 miles from Duncan.
How much longer is the road route than the straight-line distance?
The direct path is about 57.8 miles (93 km), while the road route adds roughly 18.4 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:18 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.19 one way or $20.37 round trip. Estimated CO2 is about 23.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Norman and Sunny near Duncan.
Stop Ideas Near Chickasha
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Chickasha.
Norman
Purcell
Santa Fe Depot
Pauls Valley
Flight Path Map
This map shows the direct air route between Norman and Duncan. Straight-line distance: 57.79 mi (93.01 km).
#1 Norman
The second most populous city in Oklahoma.
| Population | 125,762 |
| Coordinates | 35.2225700, -97.4394800 |
| Altitude | 357 |
| Country | United States |
#2 Duncan
City in Oklahoma
| Population | 22,259 |
| Coordinates | 34.5023000, -97.9578100 |
| Altitude | 342 |
| Country | United States |
End: Duncan (-97.95781, 34.5023)
Estimated Travel Time
Distance: 123 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 32m |
| 40 mph (64.37 km/h) | 01h 54m |
| 50 mph (80.47 km/h) | 01h 31m |
| 60 mph (96.56 km/h) | 01h 16m |
| 70 mph (112.65 km/h) | 01h 05m |
| 80 mph (129 km/h) | 00h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $10.19 | $20.37 |
| Mid-grade | $4.26 | $11.46 | $22.91 |
| Premium | $4.63 | $12.44 | $24.88 |
| Diesel | $5.42 | $14.57 | $29.13 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Oklahoma · Apr 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.