Dallas to Oklahoma City distance
Dallas and Oklahoma City are 189 miles (305 km) apart in a straight line and 204 miles (328 km) apart by road: about 3 hr 40 min of driving without stops, mostly on I-35. Below you’ll find the route map, both halfway points, the bearing and where every figure comes from.
By the All Map Tools Team
- By road
- 204 mi (328 km)
- Driving time
- 3 hr 40 min
- Straight line
- 189 mi (305 km)
- Driving route
- Straight line
- Straight-line midpoint
- Halfway by road
Lambert azimuthal equal-area projection centered on the midpoint. Route: FOSSGIS OSRM with data © OpenStreetMap contributors, calculated on November 1, 2026; simplified line.
The figures
| Figure | Value |
|---|---|
| Straight line | 189 mi (305 km) geodesic on the WGS84 ellipsoid |
| By road | 204 mi (328 km) fastest driving route (OSRM) |
| Driving time | 3 hr 40 min no stops, no traffic |
| Road detour | +8% 1.08 times the straight line |
| Average speed | 56 mph (90 km/h) along the route, without stops |
| Bearing | 348° (north) leaving Dallas toward Oklahoma City |
| Midpoint | 34.1260° N, 97.1559° W near Greenville (Oklahoma) |
| Halfway by road | Near Greenville (Oklahoma) 102 mi from each city by road |
| Time difference | None both share the same time |
| Elevation | Dallas: 428 ft (130 m) · Oklahoma City: 1,196 ft (365 m) USGS 3DEP |
| Population | Dallas: 1,329,491 · Oklahoma City: 719,849 Census Bureau estimate for 2025 |
Dallas to Oklahoma City by road
The fastest driving route is 204 miles (328 km) long and takes about 3 hr 40 min without stops or traffic. Almost all of it is on I-35: 197 mi of 204 mi.
It goes through 2 states: Texas (75.6 mi) and Oklahoma (128 mi). That’s an average of 56 mph (90 km/h). AAA recommends a break every two hours or 100 miles: with 1 stop of 20 minutes, the trip takes about 4 hr. The time is OSRM’s estimate with OpenStreetMap data: no traffic and speeds somewhat below the limits, so real trips can differ.
Straight-line distance and bearing
In a straight line, the shortest distance over the Earth’s surface, Dallas and Oklahoma City are 189 miles (305 km) apart. That’s the geodesic on the WGS84 ellipsoid, the distance “as the crow flies”.
The road is 8% longer: for every 100 miles in a straight line you drive 108. The route runs almost straight. Of the 110 US driving pairs in this series, it ranks 99th for detour (the average is 16%).
From Dallas, Oklahoma City lies to the north (bearing 348°), and from Oklahoma City, Dallas lies to the south.
Halfway between Dallas and Oklahoma City
Halfway along the straight line, 94.7 miles (152 km) from each city, is the point 34.1260° N, 97.1559° W. It falls near Greenville (Oklahoma, pop. 155), 8.6 mi away.
By road, the halfway point is 102 miles (164 km) from each city, near Greenville (Oklahoma, pop. 155), 6.8 mi away. The two midpoints almost coincide (1.8 mi apart), because the road doesn’t stray far from the straight line.
Time zone and flight
Dallas and Oklahoma City share the same time all year: both are on Central Time.
No flight time is given: under 500 km (311 miles) in a straight line, time at the airport outweighs time in the air.
The two cities
Dallas sits at 428 ft (130 m) and Oklahoma City at 1,196 ft (365 m), 768 ft (234 m) higher.
Dallas has 1.3 million people and Oklahoma City 719,849 people (Census Bureau estimate for 2025).
Frequently asked questions
How many miles is it from Dallas to Oklahoma City?
189 miles (305 km) in a straight line and 204 miles (328 km) by road on the fastest route (mostly on I-35).
How long is the drive from Dallas to Oklahoma City?
About 3 hr 40 min without stops or traffic, according to OSRM with OpenStreetMap data; with 1 stop of 20 minutes, about 4 hr.
Where is the halfway point between Dallas and Oklahoma City?
In a straight line, near Greenville (Oklahoma). By road, 102 mi from each city, near Greenville (Oklahoma).
Are Dallas and Oklahoma City in the same time zone?
Yes: both are on Central Time all year.
Which city is higher, Dallas or Oklahoma City?
Oklahoma City, at 1,196 ft (365 m); Dallas sits at 428 ft (130 m).
Measure it yourself on the map
The same two cities, already set up in the tools: move the points, get the route by bike or on foot and download the map.
- Distance between two points Measure the distance between any two places or points on the map, in miles or kilometers.
- Straight line vs driving distance Compare the as-the-crow-flies distance with the real driving distance and see how much the road adds.
- Halfway point Find the exact halfway point between two places and see it on the map, ready to share.
More distances from Dallas
All distances- New York to Dallas 1,373 mi straight line · 1,549 mi by road · 28 hr 15 min
- Los Angeles to Dallas 1,240 mi straight line · 1,438 mi by road · 24 hr 45 min
- Chicago to Dallas 802 mi straight line · 967 mi by road · 17 hr 5 min
- Dallas to Houston 225 mi straight line · 240 mi by road · 4 hr 15 min
- Dallas to Austin 182 mi straight line · 195 mi by road · 3 hr 30 min
- Dallas to San Antonio 252 mi straight line · 273 mi by road · 4 hr 55 min
Sources
- Driving route: FOSSGIS OSRM, car profile (calculated on November 1, 2026) · FOSSGIS e.V.
- Roads, streets and places · © OpenStreetMap contributors (ODbL)
- Straight line, bearings and midpoint (geodesics on the WGS84 ellipsoid) · GeographicLib (C. F. F. Karney)
- US city centers (GNIS) and their elevation (3DEP) · USGS (public domain)
- Population estimates, Vintage 2025 · US Census Bureau (public domain)
- Places near the midpoints: All Map Tools gazetteer (GeoNames, INE, IGN and Census) · All Map Tools
- Time zones (timezone-boundary-builder outlines and the IANA database) · © OpenStreetMap contributors (ODbL)
- Map: provinces (IGN), states (US Census Bureau) and countries (Natural Earth) · IGN, Census and Natural Earth
- Methodology