How far is Union, KY from Thomas, OK?
The driving distance from Union, KY to Thomas, OK is about 904.7 miles (1456 km), with a travel time of about 16h 53m by car.
- The straight-line flight distance is about 802.7 miles (1291.9 km).
- For a round trip, plan for roughly 33h 47m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 16h 53m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
City in Phelps County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Union and Thomas.
Turn-by-Turn Driving Directions
Step-by-step road directions between Union and Thomas.
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1
Start on Union School Road
45 m · 12 sec · Union School Road
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2
Turn left onto Old Union Road
110 m · 9 sec · Old Union Road
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3
Enter the roundabout and take exit 3 toward Mount Zion Road
59 m · 4 sec · Mount Zion Road
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4
Exit the roundabout onto Mount Zion Road
1128 ft · 26 sec · Mount Zion Road
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5
Turn right
797 ft · 13 sec
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6
Continue straight
7.7 mi · 11 min
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7
Turn left onto Verona-Mudlick Road
2.1 mi · 4 min · Verona-Mudlick Road
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8
Take the ramp right
1320 ft · 32 sec
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9
Merge slight left
62.4 mi · 1 hr 7 min
-
10
Take the exit slight right toward KY 841 North
736 ft · 18 sec
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11
Keep slight right to continue on KY 841 North
2995 ft · 1 min
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12
Merge slight left onto Gene Snyder Freeway
3 mi · 3 min · Gene Snyder Freeway
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13
Continue on Lewis and Clark Bridge
6.1 mi · 7 min · Lewis and Clark Bridge
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14
Continue straight
1.3 km · 58 sec
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15
Continue straight
6.4 mi · 7 min
-
16
Continue on I 64 West, SR 62 West: Saint Louis
2548 ft · 54 sec
-
17
Merge slight left
1.7 mi · 2 min
-
18
Continue straight
176.6 mi · 3 hr 10 min
-
19
Keep slight left to continue on I 64 West: Saint Louis
72.5 mi · 1 hr 20 min
-
20
Keep slight right to continue on IL 3 South: Cahokia
1.6 mi · 2 min
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21
Keep slight right to continue on I 44 West, I 55 South, I 44 East: Tulsa, Memphis, Kansas City, Walnut Street
1.3 mi · 3 min
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22
Keep slight right
13.2 mi · 17 min
-
23
Continue on Henry Shaw Ozark Corridor
266.5 mi · 4 hr 50 min · Henry Shaw Ozark Corridor
-
24
Continue on George Washington Carver Memorial Highway
10.6 mi · 11 min · George Washington Carver Memorial Highway
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25
Continue on Will Rogers Turnpike
87.6 mi · 1 hr 28 min · Will Rogers Turnpike
-
26
Keep slight right to continue on I 44 West, US 412 West, OK 66 West: Tulsa
5.1 mi · 7 min
-
27
Keep slight left to continue on Skelly Bypass
13.9 mi · 17 min · Skelly Bypass
-
28
Keep slight left to continue on Skelly Bypass
1.1 mi · 1 min · Skelly Bypass
-
29
Continue on Governor Roy Joseph Turner Turnpike
10.8 mi · 10 min · Governor Roy Joseph Turner Turnpike
-
30
Take the exit slight right toward OK 33, OK 66: Kellyville, Drumright
1059 ft · 26 sec
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31
Keep slight right to continue on OK 33 West: Drumright
33 m · 5 sec
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32
Turn right
30 mi · 37 min
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33
Continue straight
1.3 mi · 2 min
-
34
Turn right onto East North Street
2563 ft · 49 sec · East North Street
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35
Continue on East Main Street
1944 ft · 37 sec · East Main Street
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36
Continue on East North Street
1 km · 1 min · East North Street
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37
At the end of the road, turn left onto North Noble Avenue
62 m · 6 sec · North Noble Avenue
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38
Turn right onto East Main Street
1.6 mi · 2 min · East Main Street
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39
Continue on East 116th Street
14.2 mi · 17 min · East 116th Street
-
40
Continue on Jennifer Lea Briggs and Heather Wilson Memorial Highway
10.3 mi · 12 min · Jennifer Lea Briggs and Heather Wilson Memorial Highway
-
41
Continue on Newt Sexton Memorial Bridge
1764 ft · 23 sec · Newt Sexton Memorial Bridge
-
42
Continue on Sammy Davis, Junior Drive
27.3 mi · 35 min · Sammy Davis, Junior Drive
-
43
Continue straight
6 mi · 7 min
-
44
Continue straight
8.2 mi · 9 min
-
45
Continue straight
1.9 mi · 3 min
-
46
Turn straight
26.5 mi · 31 min
-
47
Continue on East Russworm Drive
1091 ft · 23 sec · East Russworm Drive
-
48
Continue on East Russworm Street
10.2 mi · 13 min · East Russworm Street
-
49
Turn left
12.1 mi · 18 min
-
50
Turn right onto North Main Street
30 m · 4 sec · North Main Street
-
51
Arrive at your destination
0 m · 1 sec · North Main Street
Car Route Details
A richer read on the saved driving route between Union and Thomas.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Henry Shaw Ozark Corridor
Continue on Henry Shaw Ozark Corridor
267 mi · 04h 50m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Rain Showers leaving Union and Mostly Sunny near Thomas.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Union to Thomas?
The road trip is about 904.7 miles (1456 km) and usually takes 16h 53m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Doolittle is a useful midpoint, sitting about 450.7 miles from Union and 454 miles from Thomas.
How much longer is the road route than the straight-line distance?
The direct path is about 802.7 miles (1291.9 km), while the road route adds roughly 102 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 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $133.28 one way or $266.55 round trip. Estimated CO2 is about 283.8 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Union and Thomas, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Union and Mostly Sunny near Thomas.
Stop Ideas Near Doolittle
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 Doolittle.
Jefferson City
Hermann
Washington
Flight Path Map
This map shows the direct air route between Union and Thomas. Straight-line distance: 802.78 mi (1291.95 km).
#1 Union
Township in Boone County, Iowa
| Population | 6,116 |
| Coordinates | 38.9459000, -84.6805000 |
| Altitude | 255 |
| Country | United States |
#2 Thomas
City in Oklahoma, United States
| Population | 1,178 |
| Coordinates | 35.7442200, -98.7475800 |
| Altitude | 532 |
| Country | United States |
End: Thomas (-98.74758, 35.74422)
Estimated Travel Time
Distance: 1456 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 30h 08m |
| 40 mph (64.37 km/h) | 22h 37m |
| 50 mph (80.47 km/h) | 18h 05m |
| 60 mph (96.56 km/h) | 15h 04m |
| 70 mph (112.65 km/h) | 12h 55m |
| 80 mph (129 km/h) | 11h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.17 | $133.28 | $266.55 |
| Mid-grade | $4.74 | $151.28 | $302.57 |
| Premium | $5.18 | $165.24 | $330.48 |
| Diesel | $6.38 | $203.81 | $407.62 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
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