How far is Bay City, TX from Dallas, TX?

The driving distance from Bay City, TX to Dallas, TX is about 312.8 miles (503.4 km), with a travel time of about 05h 05m by car.

  • The straight-line flight distance is about 267.3 miles (430.1 km).
  • For a round trip, plan for roughly 10h 11m 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
312.82 mi
05h 05m
Flight
267.23 mi
430.06 km direct

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

Learn Distance

Choose another destination from Bay City.

Flight Distance

Direct air line
267.23 mi
Kilometers
430.06 km
Flight Time
00h 32m

Driving Distance

Road route
312.82 mi
Kilometers
503.43 km
Drive Time
05h 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 05h 05m.

Arrival Snapshot
Arrive in Dallas
Sun, May 31, 6:26 AM CDT
Return by in Bay City
Sun, May 31, 11:32 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Bay City
2026-05-31T01:20
Arrive Dallas
Sun, May 31, 6:26 AM CDT
Route Timing
05h 05m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:06 AM to 1:06 PM CDT

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

Leave by
6:48 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Bay City
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
Huntsville
TX

The second-largest city in Walker County, Texas.

From Bay City
159.3 mi
02h 32m
To Dallas
153.5 mi
02h 32m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
90°F
Sunday

Patchy Fog then Partly Sunny

Starts
Sun, May 31 6:00 AM CDT
Wind
0 to 10 mph SE
Destination
96°F
Sunday

Sunny

Starts
Sun, May 31 6:00 AM CDT
Wind
5 to 10 mph S

Driving Route Map

The map below follows the saved road route between Bay City and Dallas.

Turn-by-Turn Driving Directions

Step-by-step road directions between Bay City and Dallas.

  1. 1

    Start on 7th Street

    4.8 mi · 7 min · 7th Street

  2. 2

    Continue on Avenue G

    17 mi · 25 min · Avenue G

  3. 3

    Turn right

    2 mi · 4 min

  4. 4

    Turn right onto East Brazos Avenue

    1.5 km · 1 min · East Brazos Avenue

  5. 5

    Continue on Jimmy Phillips Boulevard

    11.3 mi · 17 min · Jimmy Phillips Boulevard

  6. 6

    Take the ramp left

    2971 ft · 1 min

  7. 7

    Merge slight left onto Nolan Ryan Expressway

    24.5 mi · 28 min · Nolan Ryan Expressway

  8. 8

    Continue on South Freeway

    586 ft · 8 sec · South Freeway

  9. 9

    Keep slight left to continue on Brazoria County Expressway

    16.1 mi · 19 min · Brazoria County Expressway

  10. 10

    Keep slight left to continue on I 45 North: Dallas

    2423 ft · 59 sec

  11. 11

    Merge slight right onto Gulf Freeway

    2.4 mi · 3 min · Gulf Freeway

  12. 12

    Continue on North Freeway

    236.3 mi · 4 hr 8 min · North Freeway

  13. 13

    Take the exit slight right toward Main Street West, Elm Street

    1302 ft · 32 sec

  14. 14

    Keep slight right to continue on Elm Street

    577 ft · 14 sec

  15. 15

    Turn straight onto Elm Street

    1.4 km · 2 min · Elm Street

  16. 16

    Turn right onto North Lamar Street

    1233 ft · 37 sec · North Lamar Street

  17. 17

    Arrive at your destination

    0 m · 1 sec · North Lamar Street

Car Route Details

A richer read on the saved driving route between Bay City and Dallas.

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
17 steps
4 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
5.4 / 100 mi
Decision points by distance
Main Roads
North Freeway
236 mi · 76%
Nolan Ryan Expressway
24.5 mi · 8%
Avenue G
17 mi · 5%
Brazoria County Expressway
16.1 mi · 5%
Jimmy Phillips Boulevard
11.9 mi · 4%
7th Street
4.77 mi · 2%
Longest Stretch

North Freeway

Continue on North Freeway

236 mi · 04h 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
05h 05m
Long day trip
Same-Day Return
10h 12m
Round-trip wheel time
Road vs Air
+45.5 mi
267.3 mi direct line
Halfway Stop
Huntsville
02h 32m from Bay City
Leave By
6:48 AM CDT
Early departure recommended
Weather Watch

Patchy Fog then Partly Sunny leaving Bay City and Sunny near Dallas.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Bay City to Dallas?

The road trip is about 312.8 miles (503.4 km) and usually takes 05h 05m 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?

Huntsville is a useful midpoint, sitting about 159.3 miles from Bay City and 153.5 miles from Dallas.

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

The direct path is about 267.3 miles (430.1 km), while the road route adds roughly 45.5 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:48 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $41.72 one way or $83.44 round trip. Estimated CO2 is about 98.1 kg one way.

What should you check before leaving?

Before you leave, expect Patchy Fog then Partly Sunny around Bay City and Sunny near Dallas.

Stop Ideas Near Huntsville

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Huntsville and the surrounding midpoint area.
City Hall Cafe And Pie Bar
Food stop 11.6 mi away

City Hall Cafe And Pie Bar

Huntsville , TX
1421 Sam Houston Ave, Huntsville, TX 77340, United States
Rating 4.3/5 1,088 reviews Restaurant

Transit and Meeting Points

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

BUS

Bryan, TX

79 mi away
301 East 26th Street
BUS

Prairie View, TX

84 mi away
44814 US Highway 290 Business \r\n
RAIL

Houston

108 mi away
902 Washington Ave.
BUS

Houston, TX

110 mi away
2121 Main Street

Flight Path Map

This map shows the direct air route between Bay City and Dallas. Straight-line distance: 267.23 mi (430.06 km).

Bay City

#1 Bay City

City in Texas

Population17,535
Coordinates28.9827600, -95.9694000
Altitude16
CountryUnited States
Dallas

#2 Dallas

The ninth most populous city in the United States and the center of the Dallas-Fort Worth metropolitan area.

Population1,343,266
Coordinates32.7830600, -96.8066700
Altitude128
CountryUnited States
Start: 7th Street (-95.969409, 28.983015)
End: North Lamar Street (-96.806574, 32.783135)

Estimated Travel Time

Distance: 503 km by road

SpeedTime
30 mph (48.3 km/h)10h 25m
40 mph (64.37 km/h)07h 49m
50 mph (80.47 km/h)06h 15m
60 mph (96.56 km/h)05h 12m
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.

One-way fuel
11.04 gal
41.78 L · about $41.72
Round trip
$83.44
22.08 gal · 83.56 L
Estimated CO2
98.1 kg one way
Round trip: 196.2 kg / 433 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $41.72 $83.44
Mid-grade $4.25 $46.94 $93.88
Premium $4.59 $50.68 $101.37
Diesel $3.99 $44.08 $88.17

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 Texas · May 31, 2026

There is no time difference between Bay City and Dallas. The current time is 01:20:54.

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.