How far is Davenport, IA from Alton, IA?

The driving distance from Davenport, IA to Alton, IA is about 357.7 miles (575.6 km), with a travel time of about 07h 05m by car.

  • The straight-line flight distance is about 295.6 miles (475.7 km).
  • For a round trip, plan for roughly 14h 10m 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
357.66 mi
07h 05m
Flight
295.6 mi
475.73 km direct

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

Learn Distance

Choose another destination from Davenport.

Flight Distance

Direct air line
295.6 mi
Kilometers
475.73 km
Flight Time
00h 35m

Driving Distance

Road route
357.66 mi
Kilometers
575.6 km
Drive Time
07h 05m

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 07h 05m.

Arrival Snapshot
Arrive in Alton
Mon, Apr 13, 3:54 PM CDT
Return by in Davenport
Mon, Apr 13, 10:59 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Davenport
2026-04-13T08:48
Arrive Alton
Mon, Apr 13, 3:54 PM CDT
Route Timing
07h 05m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
1:05 PM to 2:35 PM CDT

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

Leave by
9:50 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Davenport
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
Owasa
IA

Human settlement in Hardin County, Iowa, United States of America

From Davenport
178.5 mi
03h 32m
To Alton
179.1 mi
03h 32m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
79°F
Monday

Chance Rain Showers then Slight Chance Showers And Thunderstorms

Starts
Mon, Apr 13 1:00 AM CDT
Wind
10 to 15 mph SW
Destination
81°F
Monday

Mostly Sunny then Chance Rain Showers

Starts
Mon, Apr 13 1:00 AM CDT
Wind
10 to 15 mph S

Driving Route Map

The map below follows the saved road route between Davenport and Alton.

Turn-by-Turn Driving Directions

Step-by-step road directions between Davenport and Alton.

  1. 1

    Start on West 4th Street

    1.1 km · 2 min · West 4th Street

  2. 2

    Turn right onto Marquette Street

    1 mi · 2 min · Marquette Street

  3. 3

    Turn left onto West Locust Street

    2659 ft · 1 min · West Locust Street

  4. 4

    Turn slight right onto Hickory Grove Road

    2.5 mi · 5 min · Hickory Grove Road

  5. 5

    At the end of the road, turn left onto West Kimberly Road

    2.9 mi · 4 min · West Kimberly Road

  6. 6

    Take the ramp right

    51 mi · 56 min

  7. 7

    Take the exit slight right toward I 380, US 218, IA 27

    1850 ft · 45 sec

  8. 8

    Keep slight right to continue on I 380, US 218 North, IA 27 North: Cedar Rapids, Waterloo

    3219 ft · 1 min

  9. 9

    Merge slight left onto Avenue of the Saints

    70.8 mi · 1 hr 19 min · Avenue of the Saints

  10. 10

    Keep slight left to continue on Avenue of the Saints

    160.2 mi · 3 hr 5 min · Avenue of the Saints

  11. 11

    Continue on 160th Street

    6.4 mi · 7 min · 160th Street

  12. 12

    Continue on United States Highway 20

    1.9 mi · 3 min · United States Highway 20

  13. 13

    Continue on Highway 20

    19 mi · 23 min · Highway 20

  14. 14

    Turn right onto Lee Avenue

    5.4 mi · 7 min · Lee Avenue

  15. 15

    Continue on Shamrock Avenue

    2 mi · 3 min · Shamrock Avenue

  16. 16

    Turn left onto 320th Street

    2 mi · 3 min · 320th Street

  17. 17

    Turn right onto State Highway 140

    15.1 mi · 21 min · State Highway 140

  18. 18

    Continue on County Road L14

    7 mi · 10 min · County Road L14

  19. 19

    Continue on Kiwi Avenue

    5 mi · 7 min · Kiwi Avenue

  20. 20

    At the end of the road, turn left onto 460th Street

    1.8 mi · 2 min · 460th Street

  21. 21

    Continue on State Highway 10

    1388 ft · 27 sec · State Highway 10

  22. 22

    Turn left onto East Division Street

    1.4 km · 2 min · East Division Street

  23. 23

    Turn right onto 3rd Avenue

    1794 ft · 41 sec · 3rd Avenue

  24. 24

    Turn left onto West 10th Street

    48 m · 9 sec · West 10th Street

  25. 25

    Turn right

    34 m · 8 sec

  26. 26

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Davenport and Alton.

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
26 steps
12 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
7.3 / 100 mi
Decision points by distance
Main Roads
Avenue of the Saints
231 mi · 65%
West Kimberly Road
53.9 mi · 15%
Highway 20
19 mi · 5%
State Highway 140
15.1 mi · 4%
County Road L14
7.02 mi · 2%
160th Street
6.44 mi · 2%
Longest Stretch

Avenue of the Saints

Keep slight left to continue on Avenue of the Saints

160 mi · 03h 05m

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
07h 05m
Overnight route
Same-Day Return
14h 10m
Round-trip wheel time
Road vs Air
+62.1 mi
295.6 mi direct line
Halfway Stop
Owasa
03h 32m from Davenport
Leave By
9:50 PM CDT
Overnight-style route
Weather Watch

Chance Rain Showers then Slight Chance Showers And Thunderstorms leaving Davenport and Mostly Sunny then Chance Rain Showers near Alton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Davenport to Alton?

The road trip is about 357.7 miles (575.6 km) and usually takes 07h 05m 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?

Owasa is a useful midpoint, sitting about 178.5 miles from Davenport and 179.1 miles from Alton.

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

The direct path is about 295.6 miles (475.7 km), while the road route adds roughly 62.1 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 $47.59 one way or $95.18 round trip. Estimated CO2 is about 112.2 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers then Slight Chance Showers And Thunderstorms around Davenport and Mostly Sunny then Chance Rain Showers near Alton.

Flight Path Map

This map shows the direct air route between Davenport and Alton. Straight-line distance: 295.6 mi (475.73 km).

Davenport

#1 Davenport

The most populous city in Scott County, Iowa.

Population101,799
Coordinates41.5236400, -90.5776400
Altitude180
CountryUnited States
Photo coming soon

#2 Alton

Human settlement in Sioux County, Iowa, United States of America

Population1,249
Coordinates42.9874900, -96.0105700
Altitude404
CountryUnited States
Start: Davenport (-90.57764, 41.52364)
End: Alton (-96.01057, 42.98749)

Estimated Travel Time

Distance: 576 km by road

SpeedTime
30 mph (48.3 km/h)11h 55m
40 mph (64.37 km/h)08h 56m
50 mph (80.47 km/h)07h 09m
60 mph (96.56 km/h)05h 57m
70 mph (112.65 km/h)05h 06m
80 mph (129 km/h)04h 27m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.62 gal
47.77 L · about $47.59
Round trip
$95.18
25.24 gal · 95.54 L
Estimated CO2
112.2 kg one way
Round trip: 224.3 kg / 494 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $47.59 $95.18
Mid-grade $4.25 $53.67 $107.35
Premium $4.65 $58.73 $117.47
Diesel $5.30 $66.94 $133.87

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 13, 2026

There is no time difference between Davenport and Alton. The current time is 08:48:43.

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.