How far is San Antonio, TX from Howe, TX?

The driving distance from San Antonio, TX to Howe, TX is about 328.1 miles (528 km), with a travel time of about 05h 54m by car.

  • The straight-line flight distance is about 303.2 miles (488 km).
  • For a round trip, plan for roughly 11h 48m 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
328.08 mi
05h 54m
Flight
303.2 mi
487.95 km direct

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

Learn Distance

Choose another destination from San Antonio.

Flight Distance

Direct air line
303.2 mi
Kilometers
487.95 km
Flight Time
00h 36m

Driving Distance

Road route
328.08 mi
Kilometers
528 km
Drive Time
05h 54m

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 54m.

Arrival Snapshot
Arrive in Howe
Thu, Apr 23, 2:05 PM CDT
Return by in San Antonio
Thu, Apr 23, 7:59 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Antonio
2026-04-23T08:11
Arrive Howe
Thu, Apr 23, 2:05 PM CDT
Route Timing
05h 54m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:54 AM to 1:54 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
5:12 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in San Antonio
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
Lorena
TX

City in Texas

From San Antonio
164.4 mi
02h 57m
To Howe
163.7 mi
02h 57m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
85°F
Thursday

Mostly Cloudy

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 10 mph SSE
Destination
77°F
Thursday

Mostly Cloudy

Starts
Thu, Apr 23 6:00 AM CDT
Wind
15 to 20 mph S

Driving Route Map

The map below follows the saved road route between San Antonio and Howe.

Turn-by-Turn Driving Directions

Step-by-step road directions between San Antonio and Howe.

  1. 1

    Start on Dolorosa Street

    44 m · 5 sec · Dolorosa Street

  2. 2

    Continue on West Market Street

    1893 ft · 42 sec · West Market Street

  3. 3

    Continue on East Market Street

    2143 ft · 46 sec · East Market Street

  4. 4

    Turn left

    111 m · 13 sec

  5. 5

    Turn straight onto East Commerce Street

    66 m · 13 sec · East Commerce Street

  6. 6

    Take the ramp sharp left toward US 281 North, I 37 North

    1159 ft · 28 sec

  7. 7

    Merge slight left onto William J Bordelon Freeway

    1.3 km · 56 sec · William J Bordelon Freeway

  8. 8

    Take the exit slight right toward I 35 North: Austin

    2907 ft · 1 min

  9. 9

    Merge slight left onto North Pan Am Expressway

    8.2 mi · 10 min · North Pan Am Expressway

  10. 10

    Keep slight left to continue on North Pan Am Expressway

    7.4 mi · 8 min · North Pan Am Expressway

  11. 11

    Continue on Purple Heart Trail

    11.9 mi · 13 min · Purple Heart Trail

  12. 12

    Continue on Interstate Highway 35

    1.9 mi · 2 min · Interstate Highway 35

  13. 13

    Continue on Purple Heart Trail

    47.8 mi · 52 min · Purple Heart Trail

  14. 14

    Keep slight right to continue on Purple Heart Trail

    95.6 mi · 1 hr 40 min · Purple Heart Trail

  15. 15

    Continue on South Jack Kultgen Expressway

    6.6 mi · 8 min · South Jack Kultgen Expressway

  16. 16

    Continue on Purple Heart Trail

    33 mi · 33 min · Purple Heart Trail

  17. 17

    Keep slight right to continue on I 35E: Dallas

    56.2 mi · 58 min

  18. 18

    Take the exit slight right toward I 30 East: Texarkana, Riverfront Boulevard, Griffin Street

    2094 ft · 42 sec

  19. 19

    Keep slight left to continue on I 35E North, I 30 West: Denton, Fort Worth, Texarkana

    129 m · 6 sec

  20. 20

    Keep slight right to continue on I 30 East: Texarkana, Convention Center

    2206 ft · 33 sec

  21. 21

    Keep slight left to continue on I 30 East: Texarkana

    117 m · 6 sec

  22. 22

    Continue on East R L Thornton Freeway

    1.2 km · 1 min · East R L Thornton Freeway

  23. 23

    Take the exit slight right toward I 45, US 75: Houston, McKinney

    2421 ft · 46 sec

  24. 24

    Keep slight left to continue on US 75 North: McKinney

    2512 ft · 1 min

  25. 25

    Keep slight right to continue on US 75 North: McKinney, Bryan Street East

    1697 ft · 27 sec

  26. 26

    Merge slight left onto Julius Schepps Freeway

    1.2 km · 49 sec · Julius Schepps Freeway

  27. 27

    Continue on North Central Expressway

    45 mi · 48 min · North Central Expressway

  28. 28

    Continue on South Henry Hynds Expressway

    6.6 mi · 7 min · South Henry Hynds Expressway

  29. 29

    Take the exit slight right toward Spur 381: Haning Street

    1231 ft · 35 sec

  30. 30

    Turn straight onto South Collins Freeway

    1.5 km · 2 min · South Collins Freeway

  31. 31

    Turn right onto West Haning Street

    1464 ft · 37 sec · West Haning Street

  32. 32

    Turn left onto North Denny Street

    994 ft · 17 sec · North Denny Street

  33. 33

    Arrive at your destination

    1 m · 1 sec · North Denny Street

Car Route Details

A richer read on the saved driving route between San Antonio and Howe.

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
33 steps
5 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
10.1 / 100 mi
Decision points by distance
Main Roads
Purple Heart Trail
188 mi · 57%
I 35E
56.2 mi · 17%
North Central Expressway
45 mi · 14%
North Pan Am Expressway
15.6 mi · 5%
South Henry Hynds Expressway
6.65 mi · 2%
South Jack Kultgen Expressway
6.63 mi · 2%
Longest Stretch

Purple Heart Trail

Keep slight right to continue on Purple Heart Trail

95.6 mi · 01h 40m

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 54m
Long day trip
Same-Day Return
11h 48m
Round-trip wheel time
Road vs Air
+24.9 mi
303.2 mi direct line
Halfway Stop
Lorena
02h 57m from San Antonio
Leave By
5:12 AM CDT
Early departure recommended
Weather Watch

Mostly Cloudy leaving San Antonio and Mostly Cloudy near Howe.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from San Antonio to Howe?

The road trip is about 328.1 miles (528 km) and usually takes 05h 54m 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?

Lorena is a useful midpoint, sitting about 164.4 miles from San Antonio and 163.7 miles from Howe.

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

The direct path is about 303.2 miles (488 km), while the road route adds roughly 24.9 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 5:12 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $43.76 one way or $87.52 round trip. Estimated CO2 is about 102.9 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy around San Antonio and Mostly Cloudy near Howe.

Stop Ideas Near Lorena

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

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

RAIL

McGregor

19 mi away
1 Amtrak Blvd.
BUS

Waco, TX

20 mi away
301 South 8th Street
RAIL

Temple

35 mi away
315 West Ave B
BUS

Killeen, Texas

57 mi away
200 East Avenue C

Flight Path Map

This map shows the direct air route between San Antonio and Howe. Straight-line distance: 303.2 mi (487.95 km).

San Antonio

#1 San Antonio

The seventh most populous city in the United States and the center of the San Antonio metropolitan area.

Population1,567,118
Coordinates29.4241200, -98.4936300
Altitude198
CountryUnited States
Howe

#2 Howe

Town of the United States

Population3,390
Coordinates33.5087200, -96.6122100
Altitude256
CountryUnited States
Start: San Antonio (-98.49363, 29.42412)
End: Howe (-96.61221, 33.50872)

Estimated Travel Time

Distance: 528 km by road

SpeedTime
30 mph (48.3 km/h)10h 55m
40 mph (64.37 km/h)08h 12m
50 mph (80.47 km/h)06h 33m
60 mph (96.56 km/h)05h 28m
70 mph (112.65 km/h)04h 41m
80 mph (129 km/h)04h 05m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.58 gal
43.82 L · about $43.76
Round trip
$87.52
23.16 gal · 87.64 L
Estimated CO2
102.9 kg one way
Round trip: 205.8 kg / 454 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $43.76 $87.52
Mid-grade $4.25 $49.24 $98.48
Premium $4.59 $53.16 $106.33
Diesel $3.99 $46.24 $92.48

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 · Apr 23, 2026

There is no time difference between San Antonio and Howe. The current time is 08:11:02.

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.