How far is Yankton, SD from Lemmon, SD?

The driving distance from Yankton, SD to Lemmon, SD is about 449 miles (722.6 km), with a travel time of about 08h 04m by car.

  • The straight-line flight distance is about 316.5 miles (509.4 km).
  • For a round trip, plan for roughly 16h 08m 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
449.01 mi
08h 04m
Flight
316.5 mi
509.35 km direct

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

Learn Distance

Choose another destination from Yankton.

Flight Distance

Direct air line
316.5 mi
Kilometers
509.35 km
Flight Time
00h 38m

Driving Distance

Road route
449.01 mi
Kilometers
722.61 km
Drive Time
08h 04m

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 04m.

Arrival Snapshot
Arrive in Lemmon
Thu, Apr 23, 9:39 AM MDT
Return by in Yankton
Thu, Apr 23, 6:43 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Yankton
2026-04-23T02:34
Arrive Lemmon
Thu, Apr 23, 10:39 AM CDT
Route Timing
08h 04m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
1:04 PM to 2:34 PM MDT

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

Leave by
7:52 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Yankton
8:00 PM CDT
Overnight-style route

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.

Mid-route stop
Fort Pierre
SD

City in South Dakota, United States of America

From Yankton
224.2 mi
04h 02m
To Lemmon
224.8 mi
04h 02m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
77°F
Thursday

Chance Rain Showers

Starts
Thu, Apr 23 6:00 AM CDT
Wind
20 to 25 mph SW
Destination
55°F
Thursday

Light Rain Likely

Starts
Thu, Apr 23 6:00 AM MDT
Wind
17 to 37 mph W

Driving Route Map

The map below follows the saved road route between Yankton and Lemmon.

Turn-by-Turn Driving Directions

Step-by-step road directions between Yankton and Lemmon.

  1. 1

    Start on West 4th Street

    15 m · 3 sec · West 4th Street

  2. 2

    Turn left onto Broadway Avenue

    4.6 mi · 6 min · Broadway Avenue

  3. 3

    Continue on US Highway 81

    52.5 mi · 1 hr · US Highway 81

  4. 4

    Take the exit left

    2349 ft · 57 sec

  5. 5

    Merge slight left

    150.3 mi · 2 hr 21 min

  6. 6

    Take the exit slight right toward US 83 North, SD 53: Pierre State Capitol, Fort Pierre

    1983 ft · 48 sec

  7. 7

    Keep slight left

    98 m · 9 sec

  8. 8

    Turn right onto US Highway 83

    30.7 mi · 35 min · US Highway 83

  9. 9

    Continue on South 1st Street

    1.6 km · 1 min · South 1st Street

  10. 10

    Continue on North Deadwood Street

    1.1 km · 47 sec · North Deadwood Street

  11. 11

    Continue on North Highway 83

    2590 ft · 33 sec · North Highway 83

  12. 12

    Continue on West Sioux Avenue

    1.5 km · 1 min · West Sioux Avenue

  13. 13

    Turn left onto South Pierre Street

    788 ft · 19 sec · South Pierre Street

  14. 14

    Continue on South Euclid Avenue

    1.5 km · 1 min · South Euclid Avenue

  15. 15

    Continue on North Highway 14

    2.3 mi · 3 min · North Highway 14

  16. 16

    Continue on US Highway 14

    14.1 mi · 16 min · US Highway 14

  17. 17

    Take the exit sharp left

    100 m · 9 sec

  18. 18

    Merge slight left

    36.1 mi · 41 min

  19. 19

    Turn left onto US Highway 83

    30.7 mi · 35 min · US Highway 83

  20. 20

    At the end of the road, turn left onto US Highway 12

    3.6 mi · 4 min · US Highway 12

  21. 21

    Continue on Highway 12 & 83

    1.5 km · 1 min · Highway 12 & 83

  22. 22

    Continue on US Highway 12

    18.6 mi · 21 min · US Highway 12

  23. 23

    Continue on East Grand Crossing

    3.4 mi · 4 min · East Grand Crossing

  24. 24

    Continue on US Highway 12

    89.8 mi · 1 hr 42 min · US Highway 12

  25. 25

    Continue straight

    5.7 mi · 7 min

  26. 26

    Turn right onto Main Avenue

    2146 ft · 59 sec · Main Avenue

  27. 27

    Arrive at your destination

    0 m · 1 sec · Main Avenue

Car Route Details

A richer read on the saved driving route between Yankton and Lemmon.

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
27 steps
6 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
6 / 100 mi
Decision points by distance
Main Roads
US Highway 81
203 mi · 45%
US Highway 12
118 mi · 26%
US Highway 83
61.4 mi · 14%
US Highway 14
50.3 mi · 11%
Broadway Avenue
4.61 mi · 1%
East Grand Crossing
3.44 mi · 1%
Longest Stretch

US Highway 81

Merge slight left

150 mi · 02h 21m

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 04m
Overnight route
Same-Day Return
16h 08m
Round-trip wheel time
Road vs Air
+132.5 mi
316.5 mi direct line
Halfway Stop
Fort Pierre
04h 02m from Yankton
Leave By
7:52 PM CDT
Overnight-style route
Weather Watch

Chance Rain Showers leaving Yankton and Light Rain Likely near Lemmon.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Yankton to Lemmon?

The road trip is about 449 miles (722.6 km) and usually takes 08h 04m 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?

Fort Pierre is a useful midpoint, sitting about 224.2 miles from Yankton and 224.8 miles from Lemmon.

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

The direct path is about 316.5 miles (509.4 km), while the road route adds roughly 132.5 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 $59.77 one way or $119.54 round trip. Estimated CO2 is about 140.9 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Yankton and Lemmon, 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 Yankton and Light Rain Likely near Lemmon.

Flight Path Map

This map shows the direct air route between Yankton and Lemmon. Straight-line distance: 316.5 mi (509.35 km).

Yankton

#1 Yankton

County seat of Yankton County, South Dakota, United States

Population14,651
Coordinates42.8711100, -97.3972800
Altitude368
CountryUnited States
Lemmon

#2 Lemmon

City in South Dakota, United States of America

Population1,160
Coordinates45.9408300, -102.1593200
Altitude783
CountryUnited States
Start: Yankton (-97.39728, 42.87111)
End: Lemmon (-102.15932, 45.94083)

Estimated Travel Time

Distance: 723 km by road

SpeedTime
30 mph (48.3 km/h)14h 57m
40 mph (64.37 km/h)11h 13m
50 mph (80.47 km/h)08h 58m
60 mph (96.56 km/h)07h 29m
70 mph (112.65 km/h)06h 24m
80 mph (129 km/h)05h 36m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
15.85 gal
59.98 L · about $59.77
Round trip
$119.54
31.7 gal · 119.96 L
Estimated CO2
140.9 kg one way
Round trip: 281.7 kg / 621 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $59.77 $119.54
Mid-grade $4.25 $67.41 $134.82
Premium $4.65 $73.77 $147.53
Diesel $5.30 $84.07 $168.14

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 South Dakota · Apr 23, 2026

Please keep in mind that there is a 1 hour time gap between Yankton, SD and Lemmon, SD. The current time in Yankton is 02:34:40, although it is 01:34:40 in Lemmon.

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.