How far is Seymour, MO from Saint Charles, MO?

The driving distance from Seymour, MO to Saint Charles, MO is about 214.7 miles (345.5 km), with a travel time of about 03h 26m by car.

  • The straight-line flight distance is about 168.3 miles (270.8 km).
  • For a round trip, plan for roughly 06h 52m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 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
214.7 mi
03h 26m
Flight
168.3 mi
270.85 km direct

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

Learn Distance

Choose another destination from Seymour.

Flight Distance

Direct air line
168.3 mi
Kilometers
270.85 km
Flight Time
00h 20m

Driving Distance

Road route
214.7 mi
Kilometers
345.52 km
Drive Time
03h 26m

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 03h 26m.

Arrival Snapshot
Arrive in Saint Charles
Mon, May 25, 7:36 AM CDT
Return by in Seymour
Mon, May 25, 11:02 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Seymour
2026-05-25T04:10
Arrive Saint Charles
Mon, May 25, 7:36 AM CDT
Route Timing
03h 26m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:26 AM to 11:26 AM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:08 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Seymour
9:00 PM CDT
Early departure recommended

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
Rolla
MO

City in Phelps County, Missouri, United States

From Seymour
106.6 mi
01h 43m
To Saint Charles
108.2 mi
01h 43m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
79°F
Memorial Day

Mostly Sunny

Starts
Mon, May 25 6:00 AM CDT
Wind
2 to 7 mph E
Destination
84°F
Memorial Day

Sunny

Starts
Mon, May 25 6:00 AM CDT
Wind
2 to 8 mph E

Driving Route Map

The map below follows the saved road route between Seymour and Saint Charles.

Turn-by-Turn Driving Directions

Step-by-step road directions between Seymour and Saint Charles.

  1. 1

    Start on West Washington Street

    50 m · 13 sec · West Washington Street

  2. 2

    Turn left onto South Main Street

    1218 ft · 30 sec · South Main Street

  3. 3

    Turn left onto West Clinton Avenue

    1.1 mi · 2 min · West Clinton Avenue

  4. 4

    Continue on West Steel Street

    597 ft · 19 sec · West Steel Street

  5. 5

    Turn left

    4 mi · 5 min

  6. 6

    Turn right onto North Diggins Main Street

    34 m · 11 sec · North Diggins Main Street

  7. 7

    Turn left onto West Springfield Avenue

    131 m · 19 sec · West Springfield Avenue

  8. 8

    Continue straight

    2456 ft · 2 min

  9. 9

    Turn right

    12.2 mi · 18 min

  10. 10

    Turn right onto Commercial Street

    1266 ft · 33 sec · Commercial Street

  11. 11

    Turn left onto South Pine Street

    1.4 km · 2 min · South Pine Street

  12. 12

    Turn sharp left onto East Hubble Drive

    1341 ft · 29 sec · East Hubble Drive

  13. 13

    Turn right onto North Marshall Street

    1.3 km · 2 min · North Marshall Street

  14. 14

    Continue on North Marshall Road

    1806 ft · 50 sec · North Marshall Road

  15. 15

    Enter the roundabout and take exit 2 toward the route

    40 m · 3 sec

  16. 16

    Exit the roundabout

    1124 ft · 28 sec

  17. 17

    Merge slight left

    172.8 mi · 3 hr 8 min

  18. 18

    Take the exit slight right toward I 270: Chicago, Memphis

    871 ft · 19 sec

  19. 19

    Keep slight left to continue on I 270 North: Chicago

    551 ft · 12 sec

  20. 20

    Continue on I 270 North: Chicago

    2638 ft · 53 sec

  21. 21

    Merge slight left

    12.6 mi · 16 min

  22. 22

    Take the exit slight right toward I 70: Kansas City, Saint Louis, Saint Louis Lambert International Airport

    1 mi · 1 min

  23. 23

    Keep slight left to continue on I 70 West: Kansas City

    645 ft · 11 sec

  24. 24

    Continue on I 70 West: Kansas City

    1 km · 57 sec

  25. 25

    Merge slight left

    2.7 mi · 3 min

  26. 26

    Take the exit slight right toward I 70 Business: Fifth Street

    841 ft · 18 sec

  27. 27

    Keep slight right to continue on I 70 Business: Fifth Street North, Bass Pro Drive, Ameristar Boulevard

    71 m · 5 sec

  28. 28

    Turn slight right onto South Fifth Street

    1.6 km · 2 min · South Fifth Street

  29. 29

    Turn right onto Jefferson Street

    1093 ft · 44 sec · Jefferson Street

  30. 30

    Turn left onto North Second Street

    949 ft · 34 sec · North Second Street

  31. 31

    Arrive at your destination

    0 m · 1 sec · North Second Street

Car Route Details

A richer read on the saved driving route between Seymour and Saint Charles.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
31 steps
15 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
14.4 / 100 mi
Decision points by distance
Main Roads
North Marshall Road
173 mi · 81%
I 270 North
13.2 mi · 6%
I 70 West
3.48 mi · 2%
West Clinton Avenue
1.07 mi
I 70
1.05 mi
South Fifth Street
0.99 mi
Longest Stretch

North Marshall Road

Merge slight left

173 mi · 03h 08m

Route Summary

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

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 26m
Long day trip
Same-Day Return
06h 52m
Round-trip wheel time
Road vs Air
+46.4 mi
168.3 mi direct line
Halfway Stop
Rolla
01h 43m from Seymour
Leave By
10:08 AM CDT
Early departure recommended
Weather Watch

Mostly Sunny leaving Seymour and Sunny near Saint Charles.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Seymour to Saint Charles?

The road trip is about 214.7 miles (345.5 km) and usually takes 03h 26m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Rolla is a useful midpoint, sitting about 106.6 miles from Seymour and 108.2 miles from Saint Charles.

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

The direct path is about 168.3 miles (270.8 km), while the road route adds roughly 46.4 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:08 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $28.58 one way or $57.17 round trip. Estimated CO2 is about 67.4 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Seymour and Sunny near Saint Charles.

Stop Ideas Near Rolla

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

Mid-route Guidance
Local place coverage is thin around Rolla, 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 Rolla.

RAIL

Jefferson City

78 mi away
101 Jefferson Street
RAIL

Hermann

89 mi away
Wharf & Gutenberg Sts.
RAIL

Washington

95 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between Seymour and Saint Charles. Straight-line distance: 168.3 mi (270.85 km).

Seymour

#1 Seymour

City in Missouri, United States

Population2,022
Coordinates37.1464400, -92.7687800
Altitude501
CountryUnited States
Saint Charles

#2 Saint Charles

A city in St.

Population71,761
Coordinates38.7839400, -90.4812300
Altitude147
CountryUnited States
Start: West Washington Street (-92.76879, 37.146165)
End: North Second Street (-90.481269, 38.783952)

Estimated Travel Time

Distance: 346 km by road

SpeedTime
30 mph (48.3 km/h)07h 09m
40 mph (64.37 km/h)05h 22m
50 mph (80.47 km/h)04h 17m
60 mph (96.56 km/h)03h 34m
70 mph (112.65 km/h)03h 04m
80 mph (129 km/h)02h 40m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.58 gal
28.68 L · about $28.58
Round trip
$57.17
15.16 gal · 57.36 L
Estimated CO2
67.4 kg one way
Round trip: 134.7 kg / 297 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $28.58 $57.17
Mid-grade $4.25 $32.24 $64.48
Premium $4.65 $35.28 $70.55
Diesel $5.30 $40.20 $80.41

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 Missouri · May 25, 2026

There is no time difference between Seymour and Saint Charles. The current time is 04:10:04.

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.