How far is Austin, TX from Kemah, TX?
The driving distance from Austin, TX to Kemah, TX is about 193.1 miles (310.7 km), with a travel time of about 03h 39m by car.
- The straight-line flight distance is about 170.6 miles (274.5 km).
- For a round trip, plan for roughly 07h 18m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 03h 39m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in Colorado County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Austin and Kemah.
Turn-by-Turn Driving Directions
Step-by-step road directions between Austin and Kemah.
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1
Start on East 5th Street
1836 ft · 52 sec · East 5th Street
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2
Turn left onto Red River Street
711 ft · 20 sec · Red River Street
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3
Turn right onto East 7th Street
3 mi · 5 min · East 7th Street
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4
Turn straight onto Airport Boulevard
1279 ft · 20 sec · Airport Boulevard
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5
Continue on Ed Bluestein Boulevard
552 ft · 9 sec · Ed Bluestein Boulevard
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6
Take the ramp straight toward 183 Toll South: Lockhart
705 ft · 17 sec
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7
Merge slight left onto Bergstrom Expressway
1.3 km · 47 sec · Bergstrom Expressway
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8
Continue on Bastrop Highway
2119 ft · 26 sec · Bastrop Highway
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9
Take the exit slight left toward TX 71 East: Austin-Bergstrom International Airport
2541 ft · 1 min
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10
Continue on East State Highway 71
2.2 mi · 3 min · East State Highway 71
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11
Turn straight onto Bastrop Freeway
1.9 mi · 2 min · Bastrop Freeway
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12
Continue on East State Highway 71
2388 ft · 29 sec · East State Highway 71
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13
Continue on Texas State Highway 71
137 mi · 2 hr 25 min · Texas State Highway 71
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14
Take the exit slight left toward I 10 Toll: Katy Tollway
1548 ft · 22 sec
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15
Merge slight left onto Katy Tollway
3.2 mi · 4 min · Katy Tollway
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16
Take the exit slight right
1092 ft · 15 sec
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17
Merge slight right onto Katy Freeway
10.3 mi · 13 min · Katy Freeway
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18
Take the exit slight left toward I 45 South: Galveston
819 ft · 20 sec
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19
Merge slight left onto Gulf Freeway
22.1 mi · 26 min · Gulf Freeway
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20
Take the exit slight right toward FM 528: NASA Parkway
1281 ft · 27 sec
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21
Turn straight onto Gulf Freeway Frontage Road
1.2 km · 1 min · Gulf Freeway Frontage Road
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22
Turn left onto NASA Parkway
1 mi · 2 min · NASA Parkway
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23
Continue on East NASA Parkway
1.4 km · 1 min · East NASA Parkway
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24
Turn slight right
50 m · 7 sec
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25
Turn slight right onto Egret Bay Boulevard
2.4 mi · 4 min · Egret Bay Boulevard
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26
Turn left
835 ft · 16 sec
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27
Continue on East FM 518
2.2 mi · 4 min · East FM 518
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28
Continue on Deke Slayton Highway
1.5 mi · 2 min · Deke Slayton Highway
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29
At the end of the road, turn left
1578 ft · 28 sec
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30
Continue straight
93 m · 9 sec
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31
Turn right
19 m · 5 sec
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32
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Austin and Kemah.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Texas State Highway 71
Continue on Texas State Highway 71
137 mi · 02h 25m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Chance Showers And Thunderstorms leaving Austin and Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely near Kemah.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Austin to Kemah?
The road trip is about 193.1 miles (310.7 km) and usually takes 03h 39m 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?
Columbus is a useful midpoint, sitting about 96.4 miles from Austin and 96.6 miles from Kemah.
How much longer is the road route than the straight-line distance?
The direct path is about 170.6 miles (274.5 km), while the road route adds roughly 22.5 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 9:42 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.73 one way or $51.47 round trip. Estimated CO2 is about 60.5 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Austin and Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely near Kemah.
Stop Ideas Near Columbus
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 Columbus.
Prairie View, TX
Bryan, TX
Houston
Houston, TX
Flight Path Map
This map shows the direct air route between Austin and Kemah. Straight-line distance: 170.57 mi (274.5 km).
#1 Austin
The eleventh most populous city in the United States and the center of the Austin metropolitan area.
| Population | 995,484 |
| Coordinates | 30.2671500, -97.7430600 |
| Altitude | 149 |
| Country | United States |
#2 Kemah
City in Galveston County, Texas, United States
| Population | 2,048 |
| Coordinates | 29.5427300, -95.0204800 |
| Altitude | 2 |
| Country | United States |
End: Kemah (-95.02048, 29.54273)
Estimated Travel Time
Distance: 311 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 25m |
| 40 mph (64.37 km/h) | 04h 49m |
| 50 mph (80.47 km/h) | 03h 51m |
| 60 mph (96.56 km/h) | 03h 13m |
| 70 mph (112.65 km/h) | 02h 45m |
| 80 mph (129 km/h) | 02h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $25.73 | $51.47 |
| Mid-grade | $4.25 | $28.96 | $57.91 |
| Premium | $4.59 | $31.26 | $62.53 |
| Diesel | $3.99 | $27.19 | $54.38 |
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 24, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.