How far is Sioux City, IA from Washington, IA?
The driving distance from Sioux City, IA to Washington, IA is about 313.2 miles (504 km), with a travel time of about 06h 09m by car.
- The straight-line flight distance is about 255.9 miles (411.8 km).
- For a round trip, plan for roughly 12h 18m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
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 06h 09m.
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.
Human settlement in Guthrie County, Iowa, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Snow Showers
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Sioux City and Washington.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sioux City and Washington.
-
1
Start on the route
35 m · 14 sec
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2
Turn left onto 9th Street
990 ft · 46 sec · 9th Street
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3
Turn right onto Court Street
1594 ft · 55 sec · Court Street
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4
Turn left onto 5th Street
794 ft · 29 sec · 5th Street
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5
Turn right onto Floyd Boulevard
1 km · 2 min · Floyd Boulevard
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6
Take the ramp left toward I 29 South
1588 ft · 39 sec
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7
Merge slight left
75.6 mi · 1 hr 22 min
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8
Take the exit slight right toward I 880 East: Des Moines
1.2 km · 2 min
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9
Continue straight
16 mi · 17 min
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10
Keep slight left to continue on I 80 East: Des Moines
1.1 km · 44 sec
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11
Merge slight right
94.9 mi · 1 hr 42 min
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12
Keep slight right to continue on I 35, I 80 East: Chicago, Minneapolis, Kansas City
1510 ft · 19 sec
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13
Take the exit slight right toward I 35 South: Kansas City
2130 ft · 52 sec · Ramp 72 H
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14
Merge slight left
3.8 mi · 4 min
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15
Take the exit slight right toward IA 5: Des Moines International Airport, West Des Moines, Norwalk
1.3 km · 1 min
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16
Continue on Military Order of the Purple Heart Highway
12.9 mi · 15 min · Military Order of the Purple Heart Highway
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17
Take the exit slight right toward IA 5 South: Carlisle
19 mi · 23 min
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18
Turn left
58.1 mi · 1 hr 15 min
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19
Continue on State Highway 92
24.7 mi · 36 min · State Highway 92
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20
Turn right
2 mi · 3 min
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21
Turn left onto West 5th Street
1.2 mi · 2 min · West 5th Street
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22
Turn right onto North Marion Avenue
1469 ft · 1 min · North Marion Avenue
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23
Arrive at your destination
0 m · 1 sec · South Marion Avenue
Car Route Details
A richer read on the saved driving route between Sioux City and Washington.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 80 East
Merge slight right
94.9 mi · 01h 42m
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.
Slight Chance Snow Showers leaving Sioux City and Showers And Thunderstorms near Washington.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sioux City to Washington?
The road trip is about 313.2 miles (504 km) and usually takes 06h 09m 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?
Menlo is a useful midpoint, sitting about 156.3 miles from Sioux City and 156.8 miles from Washington.
How much longer is the road route than the straight-line distance?
The direct path is about 255.9 miles (411.8 km), while the road route adds roughly 57.3 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 $41.67 one way or $83.34 round trip. Estimated CO2 is about 98.2 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Snow Showers around Sioux City and Showers And Thunderstorms near Washington.
Stop Ideas Near Menlo
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 Menlo.
Creston
Osceola
Flight Path Map
This map shows the direct air route between Sioux City and Washington. Straight-line distance: 255.87 mi (411.78 km).
#1 Sioux City
The second most populous city in Iowa.
| Population | 82,651 |
| Coordinates | 42.4999900, -96.4003100 |
| Altitude | 366 |
| Country | United States |
#2 Washington
City in Washington County, Kansas
| Population | 1,131 |
| Coordinates | 41.2991800, -91.6929400 |
| Altitude | 232 |
| Country | United States |
End: Washington (-91.69294, 41.29918)
Estimated Travel Time
Distance: 504 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 26m |
| 40 mph (64.37 km/h) | 07h 49m |
| 50 mph (80.47 km/h) | 06h 15m |
| 60 mph (96.56 km/h) | 05h 13m |
| 70 mph (112.65 km/h) | 04h 28m |
| 80 mph (129 km/h) | 03h 54m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $41.67 | $83.34 |
| Mid-grade | $4.25 | $47.00 | $93.99 |
| Premium | $4.65 | $51.43 | $102.85 |
| Diesel | $5.30 | $58.61 | $117.22 |
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 Iowa · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.