How far is Dyer, TN from Johnson City, TN?

The driving distance from Dyer, TN to Johnson City, TN is about 445 miles (716.2 km), with a travel time of about 08h 12m by car.

  • The straight-line flight distance is about 370.6 miles (596.4 km).
  • For a round trip, plan for roughly 16h 25m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
445.03 mi
08h 12m
Flight
370.61 mi
596.44 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Dyer.

Flight Distance

Direct air line
370.61 mi
Kilometers
596.44 km
Flight Time
00h 44m

Driving Distance

Road route
445.03 mi
Kilometers
716.21 km
Drive Time
08h 12m

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 08h 12m.

Arrival Snapshot
Arrive in Johnson City
Sun, Apr 19, 4:24 PM EDT
Return by in Dyer
Sun, Apr 19, 11:36 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Dyer
2026-04-19T07:11
Arrive Johnson City
Sun, Apr 19, 3:24 PM CDT
Route Timing
08h 12m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
3:13 PM to 4:43 PM EDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
7:34 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Dyer
8:00 PM CDT
Overnight-style route

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Baxter
TN

Town of the United States

From Dyer
222.3 mi
04h 06m
To Johnson City
222.8 mi
04h 06m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
67°F
Sunday

Chance Rain Showers then Mostly Sunny

Starts
Sun, Apr 19 6:00 AM CDT
Wind
5 to 10 mph NW
Destination
55°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
15 mph NW

Driving Route Map

The map below follows the saved road route between Dyer and Johnson City.

Turn-by-Turn Driving Directions

Step-by-step road directions between Dyer and Johnson City.

  1. 1

    Start on South Main Street

    2.1 mi · 4 min · South Main Street

  2. 2

    Continue on Trenton Highway

    1.4 mi · 2 min · Trenton Highway

  3. 3

    Continue on Dyer Highway

    1.4 mi · 2 min · Dyer Highway

  4. 4

    Continue on North College Street

    130 m · 10 sec · North College Street

  5. 5

    Turn left

    12.9 mi · 15 min

  6. 6

    Turn left

    14.6 mi · 17 min

  7. 7

    Take the exit slight left

    1480 ft · 39 sec

  8. 8

    Merge slight left

    126.9 mi · 2 hr 17 min

  9. 9

    Keep slight right to continue on I 40 East, I 65 South: Knoxville, Huntsville

    1305 ft · 25 sec

  10. 10

    Merge slight left onto Downtown Loop

    2.4 mi · 3 min · Downtown Loop

  11. 11

    Continue on Downtown Loop

    2764 ft · 43 sec · Downtown Loop

  12. 12

    Keep slight right to continue on I 40 East, I 24 East: Knoxville, Chattanooga

    173.8 mi · 3 hr 10 min

  13. 13

    Keep slight left

    36.7 mi · 41 min

  14. 14

    Keep slight left to continue on I 81 North: Bristol

    56.6 mi · 1 hr 1 min

  15. 15

    Take the exit slight right toward I 26 East, US 23 South: Johnson City, Asheville

    2112 ft · 40 sec

  16. 16

    Merge slight left onto James H. Quillen Parkway

    14 mi · 17 min · James H. Quillen Parkway

  17. 17

    Take the exit slight right toward TN 91

    614 ft · 15 sec

  18. 18

    Turn right onto East Market Street

    1705 ft · 36 sec · East Market Street

  19. 19

    Turn left onto Buffalo Street

    977 ft · 32 sec · Buffalo Street

  20. 20

    Turn right

    132 m · 32 sec

  21. 21

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Dyer and Johnson City.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
21 steps
5 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
4.7 / 100 mi
Decision points by distance
Main Roads
I 40 East
211 mi · 47%
North College Street
127 mi · 29%
I 81 North
56.6 mi · 13%
James H. Quillen Parkway
14 mi · 3%
Downtown Loop
2.93 mi · 1%
South Main Street
2.11 mi
Longest Stretch

I 40 East

Keep slight right to continue on I 40 East, I 24 East: Knoxville, Chattanooga

174 mi · 03h 10m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
08h 12m
Overnight route
Same-Day Return
16h 26m
Round-trip wheel time
Road vs Air
+74.4 mi
370.6 mi direct line
Halfway Stop
Baxter
04h 06m from Dyer
Leave By
7:34 PM CDT
Overnight-style route
Weather Watch

Chance Rain Showers then Mostly Sunny leaving Dyer and Rain Showers near Johnson City.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Dyer to Johnson City?

The road trip is about 445 miles (716.2 km) and usually takes 08h 12m 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?

Baxter is a useful midpoint, sitting about 222.3 miles from Dyer and 222.8 miles from Johnson City.

How much longer is the road route than the straight-line distance?

The direct path is about 370.6 miles (596.4 km), while the road route adds roughly 74.4 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 6:00 AM to 7:30 AM CDT. 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 $59.24 one way or $118.48 round trip. Estimated CO2 is about 139.6 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Dyer and Johnson City, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Chance Rain Showers then Mostly Sunny around Dyer and Rain Showers near Johnson City.

Stop Ideas Near Baxter

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Baxter, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Baxter.

BUS

Nashville, TN

101 mi away
705 5th Avenue South

Flight Path Map

This map shows the direct air route between Dyer and Johnson City. Straight-line distance: 370.61 mi (596.44 km).

Dyer

#1 Dyer

Human settlement in Gibson County, Tennessee, United States of America

Population2,203
Coordinates36.0667300, -88.9939500
Altitude112
CountryUnited States
Johnson City

#2 Johnson City

The most populous city in Washington County, Tennessee.

Population66,906
Coordinates36.3134400, -82.3534700
Altitude498
CountryUnited States
Start: Dyer (-88.99395, 36.06673)
End: Johnson City (-82.35347, 36.31344)

Estimated Travel Time

Distance: 716 km by road

SpeedTime
30 mph (48.3 km/h)14h 49m
40 mph (64.37 km/h)11h 07m
50 mph (80.47 km/h)08h 54m
60 mph (96.56 km/h)07h 25m
70 mph (112.65 km/h)06h 21m
80 mph (129 km/h)05h 33m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
15.71 gal
59.45 L · about $59.24
Round trip
$118.48
31.42 gal · 118.9 L
Estimated CO2
139.6 kg one way
Round trip: 279.2 kg / 616 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $59.24 $118.48
Mid-grade $4.25 $66.81 $133.63
Premium $4.65 $73.11 $146.23
Diesel $5.30 $83.33 $166.65

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 Tennessee · Apr 19, 2026

Please keep in mind that there is a 1 hour time gap between Dyer, TN and Johnson City, TN. The current time in Dyer is 07:11:38, although it is 08:11:38 in Johnson City.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.