Trip from Fannett, TX to San Antonio, TX
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Jul 19, 2026 · Editorial standards
Drive Time
4h 49m
Distance
265.6 mi
428 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$36
one way
EV Charging
Unknown
Best Time to Leave
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Fannett, TX
Thomas balabaud
San Antonio, TX
Wikimedia Commons
Trip Overview
Fannett, TX to San Antonio, TX is 265.6 miles and takes about 4h 49m via I 10, with a fuel budget near $40 and enough daylight to finish in a day. This trip stays within the Great Plains region, offering a straightforward drive across Texas. With 97% of the route on highways, you'll spend most of your time on Interstate 10. This makes for an efficient transit if you're looking to get from point A to point B without many detours. Plan for a single day of travel, as the duration is well within a typical driving day.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
132.8 miles from Fannett, TX
A natural place for your longest stop of the day , about 2h 23m into the drive .
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 10 | 256.5 mi | 4h 35m |
| East Commerce Street | 4.3 mi | 7m |
| Jose Lopez Freeway | 1.6 mi | 1m |
| Farm to Market Road 365 | 1.3 mi | 2m |
| 90th Infantry Division Highway | 0.8 mi | <1m |
| Interstate 10 East | 0.3 mi | <1m |
| East Houston Street | 0.2 mi | <1m |
| Military Plaza | <0.1 mi | <1m |
Traffic on I-10
Hour-of-day weekday pattern from 38 FHWA count stations on your route.
Peak
3 PM
~2,943 veh/hr typical · worst 3,773
Quietest
2 AM
~394 veh/hr
Peak-to-quiet ratio
7.5×
busier at peak than in the quiet hours
Averaged across 52 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Fannett, TX and San Antonio, TX.
Start on TX 124
Turn right onto FM 365
Take the ramp
Merge onto I 10
Keep slight left at fork onto I 10; US 90; TX 130
Keep slight left at fork onto I 10; US 90; TX 130
Continue on I 10; US 90
Take the exit
Turn straight onto Interstate 10 East
Turn right onto East Houston Street
Turn slight left onto East Commerce Street
Turn left onto Military Plaza
Turn left onto Dolorosa Street
Arrive at destination
Trip Plan
Given the 4h 49m duration, you can easily complete this drive in a single day. Aim to depart in the morning to maximize daylight and allow for any unexpected delays. The longest stretch without a major road change is 256.5 miles on I 10, so plan your fuel and rest stops accordingly before you get too far into that segment. With a fuel cost estimate of $40, it's a budget-friendly trip. Consider a brief stop around the halfway point to break up the drive and stretch your legs, as the route is predominantly highway.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 58 miles or 1h 3m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 132.8 miles or 2h 23m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 3h 54m
Traffic, exits, and arrival timing usually matter more near San Antonio, TX than in the middle of the route.
Before You Leave
Open the route before leaving Fannett, TX so your first major turns are already loaded.
Leave with enough water and a charging cable within reach, not packed away.
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Fannett, TX
This is one driving day of about 265.6 miles and 4h 49m.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
133 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
A short stop after about 58 miles helps settle the day before fatigue starts building.
The midpoint is around 132.8 miles from Fannett, TX, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before I 10 if your tank is already low. That segment runs about 256.5 miles.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Stops Along Your Drive
Picked by where they fit in your drive — first break, midpoint reset, final stretch.
Chambers County Eastbound Rest Area
Road Ranger
TA
Love's Travel Stop
Flying J Travel Center
Guadalupe County Westbound Rest Area
Guadalupe County Eastbound Rest Area
Buc-ee's
Road Ranger
Roady's Truck Stops
Buc-ee's
Buc-ee's
Flying J Travel Center
Pilot Travel Center
Pilot Travel Center
Love's Travel Stop
Love's Travel Stop
Service Plaza
Service Plaza
Service Plaza
Service Plaza
QuikTrip
QuikTrip
Petro Stopping Centers
Colorado County Eastbound Rest Area
Colorado County Westbound Rest Area
Flying J Travel Center
Love's Travel Stop
Jud's Travel Center
Amigos Country Corner
TA
Love's Travel Stop
TA
Super Travel Center
Flying J Travel Center
Love's Travel Stop
Love's Travel Stop
Pilot Travel Center
Service Plaza
Spanish Governor's Palace
Near the end, right off the route
San Antonio, Texas
Hours: 9 am–5 pm
+12102077527
Visit websiteGO RIO San Antonio River Cruises
Near the end, right off the route
San Antonio, Texas
Hours: 10 am–10 pm
+12102274746
Visit websiteSan Antonio | The Saga
Near the end, right off the route
San Antonio, Texas
Hours: 9–9:30 pm
+12102259800
Visit websiteHemisfair
Near the end, right off the route
San Antonio, Texas
Hours: 5 am–12 pm
+12107094750
Visit websiteSan Antonio Fire Museum
Near the end, right off the route
San Antonio, Texas
Hours: 10 am–3:30 pm
+12103907236
Visit websiteThe Amazing Mirror Maze
Near the end, right off the route
San Antonio, Texas
Hours: 10:30 am–8 pm
+12102242288
Visit websiteSEA LIFE San Antonio
Near the end, right off the route
San Antonio, Texas
Hours: 10 am–5 pm
+12106101160
Visit websiteSan Antonio River Lock & Dam
Near the end, right off the route
San Antonio, Texas
Hours: 9 am–10 pm
+12102271373
Visit websitePlace data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 95 decision points cluster between mile 1.7 and 265.6 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Merge onto I 10
Merge point - match speed before joining. Lane positioning matters here
Keep slight left at fork onto I 10; US 90; TX 130
Highway fork - watch signs carefully. Lane positioning matters here
Keep slight left at fork onto I 10; US 90; TX 130 / 90th Infantry Division Highway
Highway fork - watch signs carefully. Lane positioning matters here
Take the exit toward Commerce Street, Houston Street
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Turn left onto Dolorosa Street
Navigation decision point
Fuel & Cost
Regular Gas
$36.38 one way
$72.76 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $3.89 | $40.63 | $81.27 |
| premium | $4.23 | $44.18 | $88.36 |
| diesel | $4.80 | $50.15 | $100.30 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$36
Meals
$25–$50
Total
$61–$86
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 92.9 kg one way. Prices: EIA weekly data, 2026-07-13.
Driving Electric?
About $28 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 79.7 | 0 | $27.89 | $12.75 |
| Efficient EV | 66.4 | 0 | $23.24 | $10.62 |
| EV Truck/SUV | 106.2 | 1 | $37.18 | $17.00 |
Gas CO2
93 kg
EV CO2
31 kg (67% less)
Plan for 0 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Origin
Fannett, TX
Late night in Fannett on Sunday
Local time
3:15 AM
CDT
Current temp
75°F
Mostly Cloudy
Special Weather Statement
Special Weather Statement issued July 17 at 10:45PM CDT by NWS Brownsville TX
Flood Warning
Flood Warning issued July 17 at 9:59PM CDT until July 19 at 6:17PM CDT by NWS Austin/San Antonio TX
Destination
San Antonio, TX
Late night in San Antonio on Sunday
Local time
3:15 AM
CDT
Current temp
77°F
Mostly Cloudy
Special Weather Statement
Special Weather Statement issued July 17 at 10:45PM CDT by NWS Brownsville TX
Flood Warning
Flood Warning issued July 17 at 9:59PM CDT until July 19 at 6:17PM CDT by NWS Austin/San Antonio TX
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
2 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
4h 49m on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
San Antonio Missions National Historical Park
National Historical Park
Welcome to San Antonio Missions, a National Park Service site and the only UNESCO World Heritage Site in Texas. Each mission in the park is a center of community and has been since the early 1700s. Th...
Park data from the National Park Service API. Alerts update every 2 hours.
What kind of drive is this?
You'll be on highways for 97% of this 265.6-mile drive. The vast majority of your travel, a stretch of 256.5 miles, will be on I 10. Expect dense exits and entry ramps for a significant portion of the drive as you traverse Texas. The transition to surface streets occurs near the end, with East Commerce Street and Jose Lopez Freeway marking the final approach into San Antonio.
How Hard Is This Drive?
5/10
This is a straightforward highway drive that stays mostly on I 10 and East Commerce Street. You will hit about 9 points where you need to pay attention to lane position or signs. The trickiest moment comes around 1.7 miles in near I 10.
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 265.6 miles you will encounter 9 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 1.7 miles (I 10): Merge point - match speed before joining. Lane positioning matters here; at 246.1 miles (I 10; US 90; TX 130): Highway fork - watch signs carefully. Lane positioning matters here; at 258.2 miles (I 10; US 90; TX 130 / 90th Infantry Division Highway): Highway fork - watch signs carefully. Lane positioning matters here.
Elevation Profile
Mostly flat terrain
Total Climb
686 ft
Total Descent
58 ft
Highest Point
663 ft
~246.7 mi in
Elevation Range
643 ft
About the Cities
Arriving in San Antonio, TX
Full guide →Founded 1718
San Antonio is the second largest city in the state of Texas and the 7th largest in the United States. It's the 24th largest metropolitan area in the country. Visited by more than 31 million annual visitors, San Antonio is a beautiful city at the axis of three different geological terrains: Hill Country, South Texas Plains and Prairie and Lakes. There's a lot to do in this city: fine art museums, historical missions and plenty of amusement parks in addition to great dining and lots of drinking. The culture and people are vibrant and interesting. San Antonio's downtown is one of the most lively in the nation.
Top landmarks
- • Alamo Mission in San Antonio — historic place in San Antonio, Bexar County, Texas
- • San Antonio Missions National Historical Park — historic district in San Antonio, Bexar County, Texas
- • Fort Sam Houston — military base in San Antonio, Texas
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 4h 49m. Total distance: 265.6 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
4h 49m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (97%). Some complex stretches to watch for.
Frequently Asked Questions
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, NPS for national parks, and FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.
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