How far is Kermit, TX from San Antonio, TX?
The driving distance from Kermit, TX to San Antonio, TX is about 384.6 miles (618.9 km), with a travel time of about 05h 53m by car.
- The straight-line flight distance is about 320.9 miles (516.5 km).
- For a round trip, plan for roughly 11h 47m 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 05h 53m.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Kermit and San Antonio.
Turn-by-Turn Driving Directions
Step-by-step road directions between Kermit and San Antonio.
-
1
Start on the route
34 m · 14 sec
-
2
Turn left onto East Austin Street
51 m · 10 sec · East Austin Street
-
3
Turn left onto South Poplar Street
1.3 mi · 2 min · South Poplar Street
-
4
Continue on South State Highway 18
20.1 mi · 30 min · South State Highway 18
-
5
Continue on North Main Avenue
1.7 mi · 3 min · North Main Avenue
-
6
Turn left onto East Sealy Avenue
3 mi · 5 min · East Sealy Avenue
-
7
Take the ramp straight toward I 20 East: Odessa
2157 ft · 53 sec
-
8
Merge slight left
16.8 mi · 16 min
-
9
Take the exit slight right toward FM 1601: Penwell
1029 ft · 25 sec
-
10
Turn straight onto East Interstate 20 State Route South
1083 ft · 32 sec · East Interstate 20 State Route South
-
11
Turn right
25.3 mi · 25 min
-
12
At the end of the road, turn left
5.8 mi · 9 min
-
13
Turn right onto South Gaston Street
22.4 mi · 26 min · South Gaston Street
-
14
Continue on Farm to Market Road 305
18.1 mi · 27 min · Farm to Market Road 305
-
15
At the end of the road, turn right
4.2 mi · 6 min
-
16
At the end of the road, turn left onto I 10 Service Road
126 m · 8 sec · I 10 Service Road
-
17
Take the ramp straight toward I 10 East: San Antonio
1786 ft · 44 sec
-
18
Merge slight left
242.5 mi · 3 hr 51 min
-
19
Keep slight right
17.4 mi · 20 min
-
20
Keep slight right to continue on McDermott Freeway
1.7 mi · 2 min · McDermott Freeway
-
21
Take the exit slight right toward Santa Rosa Street, Downtown
2505 ft · 1 min
-
22
Turn straight onto North Pecos-La Trinidad
804 ft · 16 sec · North Pecos-La Trinidad
-
23
Keep slight right to continue on North Pecos-La Trinidad
2963 ft · 1 min · North Pecos-La Trinidad
-
24
Turn left onto Dolorosa Street
2582 ft · 56 sec · Dolorosa Street
-
25
Arrive at your destination
0 m · 1 sec · Dolorosa Street
Car Route Details
A richer read on the saved driving route between Kermit and San Antonio.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 10 East
Merge slight left
243 mi · 03h 51m
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.
Sunny leaving Kermit and Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near San Antonio.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Kermit to San Antonio?
The road trip is about 384.6 miles (618.9 km) and usually takes 05h 53m 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?
Ozona is a useful midpoint, sitting about 191.6 miles from Kermit and 192.9 miles from San Antonio.
How much longer is the road route than the straight-line distance?
The direct path is about 320.9 miles (516.5 km), while the road route adds roughly 63.7 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 $51.28 one way or $102.56 round trip. Estimated CO2 is about 120.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Kermit and Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near San Antonio.
Flight Path Map
This map shows the direct air route between Kermit and San Antonio. Straight-line distance: 320.91 mi (516.45 km).
#1 Kermit
City in Texas, United States
| Population | 6,367 |
| Coordinates | 31.8576300, -103.0926700 |
| Altitude | 872 |
| Country | United States |
#2 San Antonio
The seventh most populous city in the United States and the center of the San Antonio metropolitan area.
| Population | 1,567,118 |
| Coordinates | 29.4241200, -98.4936300 |
| Altitude | 198 |
| Country | United States |
End: Dolorosa Street (-98.493645, 29.424163)
Estimated Travel Time
Distance: 619 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 48m |
| 40 mph (64.37 km/h) | 09h 36m |
| 50 mph (80.47 km/h) | 07h 41m |
| 60 mph (96.56 km/h) | 06h 24m |
| 70 mph (112.65 km/h) | 05h 29m |
| 80 mph (129 km/h) | 04h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $51.28 | $102.56 |
| Mid-grade | $4.25 | $57.70 | $115.40 |
| Premium | $4.59 | $62.30 | $124.60 |
| Diesel | $3.99 | $54.19 | $108.37 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.