Laredo, TX to Parker, TX is 454 miles and takes about 8 hours 5 minutes via Purple Heart Trail and I-35E, with a fuel budget near $66 and enough daylight to finish in a day. This drive crosses from the Great Plains region of Texas into another part of the same region. While it's possible to complete in a single day, the 8-hour duration suggests you might prefer to break it up. Consider this route if you're looking for a mostly surface road experience with a brief highway stretch.
Trip Pace
Best split across 2 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
227 miles from Laredo, TX
A natural place for your longest stop of the day
, about 4h into the drive
.
Hour-of-day weekday pattern from 72 FHWA count stations on your route.
Peak
5 PM
~3,149 veh/hr typical
· worst 3,641
Quietest
2 AM
~516 veh/hr
Peak-to-quiet ratio
6.1×
busier at peak than in the quiet hours
12a6anoon6p11p
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 Laredo, TX and Parker, TX.
1
Start on Matamoros Street
0.3 mi·46 sec·Matamoros Street
2
Turn left onto San Dario Avenue
0.1 mi·11 sec·San Dario Avenue
3
Continue on I 35; I 27; US 83
144 mi·2 hr 27 min·Purple Heart Trail
Use the straight / slight right lanes.
4
Continue on I 35
9.3 mi·11 min·South Pan Am Expressway
Use the straight / slight left lanes.
5
Keep slight left at fork onto I 35
1.7 mi·2 min·South Pan Am Expressway
Use the straight / slight right lanes.
6
Keep slight right at fork onto I 35
10 mi·13 min·South Pan Am Expressway
Toward I 37, US 281: Upper Level, Corpus Christi, Johnson CityUse the straight lane.
7
Keep slight left at fork onto North Pan Am Expressway
7.4 mi·8 min·North Pan Am Expressway
Toward I 35: AustinUse the straight / slight right lanes.
8
Continue on I 35
12 mi·12 min·Purple Heart Trail
Use the straight / slight right lanes.
9
Continue on I 35
1.9 mi·2 min·Interstate Highway 35
Use the straight / slight right lanes.
10
Continue on I 35
48 mi·52 min·Purple Heart Trail
Use the straight / slight right lanes.
11
Keep slight right at fork onto I 35; US 290
96 mi·1 hr 40 min·Purple Heart Trail
Use the straight / slight right lanes.
12
Continue on I 35
6.6 mi·7 min·South Jack Kultgen Expressway
Use the straight / slight right lanes.
13
Continue on I 35; US 77
33 mi·33 min·Purple Heart Trail
Use the straight / slight right lanes.
14
Keep slight right at fork onto I 35E
56 mi·58 min·I 35E
Toward I 35E: DallasUse the slight right lane.
15
Take the exit
0.4 mi·41 sec
Exit 427AToward I 30 East: Texarkana, Riverfront Boulevard, Griffin StreetUse the slight right lane.
16
Keep slight left at fork
422 ft·5 sec
Toward I 35E North, I 30 West: Denton, Fort Worth, Texarkana
17
Keep slight right at fork
0.4 mi·32 sec
Toward I 30 East: Texarkana, Convention Center
18
Keep slight left at fork
385 ft·6 sec
Toward I 30 East: Texarkana
19
Continue on I 30; US 67
0.8 mi·1 min·East R L Thornton Freeway
20
Take the exit
0.5 mi·45 sec
Exit 46Toward I 45, US 75: Houston, McKinneyUse the slight right lane.
21
Keep slight left at fork
0.5 mi·1 min
Toward US 75 North: McKinneyUse the slight left lane.
22
Keep slight right at fork
0.3 mi·26 sec
Toward US 75 North: McKinney, Bryan Street East
23
Merge onto US 75
0.7 mi·49 sec·Julius Schepps Freeway
Use the straight / slight right lanes.
24
Continue on US 75
17 mi·18 min·North Central Expressway
Use the straight / right lanes.
25
Take the exit
0.2 mi·26 sec
Exit 30Toward Parker RoadUse the slight right lane.
26
Turn straight onto Central Expressway
0.7 mi·1 min·Central Expressway
27
Turn slight right
493 ft·22 sec
Toward Parker Road EastUse the right lane.
28
Turn right onto East Parker Road
5.2 mi·10 min·East Parker Road
Use the left / straight lanes.
29
Turn left onto Church Lane
59 ft·2 sec·Church Lane
30
Arrive at destination
Church Lane
Trip Plan
With an 8-hour drive time, splitting this trip over two days is a good idea to avoid fatigue. Aim to leave early in the morning to maximize daylight, especially if you plan to drive straight through. Given the 454-mile distance, plan for at least two stops to stretch your legs and refuel. Keep an eye on your fuel gauge, as the longest stretch on surface roads is substantial. Breaking the drive around the halfway point will make the trip more manageable.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
This drive is better paced as a 2-day trip.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 227 miles from Laredo, TX, or about 4h into the drive.
The longest continuous stretch on this route runs about 332.7 miles.
Consider an overnight stop or starting very early.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 100 miles or 1h 42m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 227 miles or 4h in
This is the best place for your longest stop, a real meal, and a full fuel check.
Overnight split
Day 1 wrap after about 227 miles or 4h
Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.
Final approach
Final hour starts around 6h 55m
Traffic, exits, and arrival timing usually matter more near Parker, TX than in the middle of the route.
Before You Leave
+
Open the route before leaving Laredo, 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.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
+
Treat this as a 2-day road trip and book the overnight stop before the busiest arrival window.
Day 1
Settle into the route from Laredo, TX
Aim for roughly 227 miles and 4 hours of wheel time on this day.
Day 2
Finish the approach into Parker, TX
Aim for roughly 227 miles and 4 hours of wheel time on this day.
Your first comfortable stop window is around 100 miles from Laredo, TX.
This route usually feels better as a 2-day drive than as one long push.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on Purple Heart Trail for about 332.7 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 18
5 decision points cluster between mile 155.9 and 428.5 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
8
155.9 mi into trip|~2h 41m in|I 35 / South Pan Am Expressway
Keep slight right at fork onto I 35 / South Pan Am Expressway toward I 37, US 281: Upper Level, Corpus Christi, Johnson City
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight lane.
Toward I 37, US 281: Upper Level, Corpus Christ...
7
166.4 mi into trip|~2h 54m in|North Pan Am Expressway
Keep slight left at fork onto North Pan Am Expressway toward I 35: Austin
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward I 35: Austin
7
370.6 mi into trip|~6h 31m in|I 35E
Keep slight right at fork onto I 35E toward I 35E: Dallas
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight right lane.
Toward I 35E: Dallas
8
426.8 mi into trip|~7h 29m in
Take the exit toward I 30 East: Texarkana, Riverfront Boulevard, Griffin Street
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 427A
Toward I 30 East: Texarkana, Riverfront Bouleva...
8
428.5 mi into trip|~7h 32m in
Take the exit toward I 45, US 75: Houston, McKinney
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 46
Toward I 45, US 75: Houston, McKinney
Fuel & Cost
Regular Gas
$68.92 one way
$137.84 round trip
$3.86/gal25.4 MPG avg159 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.25
$75.96
$151.93
premium
$4.58
$81.86
$163.73
diesel
$5.35
$95.63
$191.25
Estimated Tolls: $1.44
Central Expressway
(18 mi)$1.44
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Estimated Trip Cost (one way, 1 person)
Fuel
$69
Tolls
$1
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$200–$310
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 158.8 kg one way.
Prices: EIA weekly data, 2026-06-01.
Driving Electric?
About $48 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
136.2
1
$47.67
$21.79
Efficient EV
113.5
1
$39.73
$18.16
EV Truck/SUV
181.6
2
$63.56
$29.06
Gas CO2
159 kg
EV CO2
53 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
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.
Forecast as of May 21, 2026
Origin
Laredo, TX
Afternoon
in Laredo on Wednesday
Local time
2:44 PM
CDT
Current temp
86°F
Slight Chance Showers And Thunderstorms
SE 5 mph19% chanceLive forecast
Severe Thunderstorm Warning
Severe Thunderstorm Warning issued May 21 at 3:14PM CDT until May 21 at 4:00PM CDT by NWS Midland/Odessa TX
Flash Flood Warning
Flash Flood Warning issued May 21 at 3:13PM CDT until May 21 at 6:15PM CDT by NWS San Angelo TX
Destination
Parker, TX
Afternoon
in Parker on Wednesday
Local time
2:44 PM
CDT
Current temp
77°F
Showers And Thunderstorms Likely
E 5 to 10 mph70% chanceLive forecast
Severe Thunderstorm Warning
Severe Thunderstorm Warning issued May 21 at 3:14PM CDT until May 21 at 4:00PM CDT by NWS Midland/Odessa TX
Flash Flood Warning
Flash Flood Warning issued May 21 at 3:13PM CDT until May 21 at 6:15PM CDT by NWS San Angelo 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.
For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.
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
9 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
8h 5m on the road
This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.
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.
Waco Mammoth National Monument
National Monument
Standing as tall as 14 feet and weighing 20,000 pounds, Columbian mammoths roamed across what is present-day Texas thousands of years ago. Today, the fossil specimens represent the nation's first and...
7 mi from route
~18 min detour
Free
near mile 344.4
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...
9 mi from route
~23 min detour
Free
near mile 156.5
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
This trip features a significant amount of surface road driving, with highway travel making up about 25% of the total distance. You'll spend the majority of your time on roads like the Purple Heart Trail. The longest continuous stretch without a major highway change is 332.7 miles on the Purple Heart Trail. Expect a more rural cruising feel for much of the drive.
Only 25% highway — the rest is turn-by-turn surface driving.
30 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 332.7 mi on Purple Heart Trail.
How Hard Is This Drive?
8/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 155.9 miles in near I 35 / South Pan Am Expressway.
Driving Effort8/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 18 significant decision points across 454 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 155.9 miles (I 35 / South Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 166.4 miles (North Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here; at 370.6 miles (I 35E): Highway fork - watch signs carefully. Lane positioning matters here.
Elevation Profile
Mostly flat terrain
786 ft413 ft
Total Climb
798 ft
Total Descent
609 ft
Highest Point
786 ft
~129.7 mi in
Elevation Range
373 ft
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Laredo, TX and Parker, TX, road signs point toward Corpus Christi, Johnson City, Fort Worth, Texarkana, Convention Center and Mckinney - among others.
Mostly surface roads route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 332.7 miles on Purple Heart Trail. The full list of main roads is in the Roads section above.
Yes — a 2-day pace is more comfortable than one long haul. A sensible stopping point is after roughly 227 miles on day one.
Expect about $1.44 in tolls one way, starting with Central Expressway. Most Northeast and Midwest toll agencies accept E-ZPass; in the West and Texas, transponders like TxTag or FasTrak apply. If you do not have a transponder, cashless tolling plates will mail a bill to the vehicle's registered address — usually with a surcharge, so a rental-car toll pass is often cheaper than paying by mail.
Yes — we found about 1 rest area or service plaza within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Parker, TX before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 2 meaningful breaks. There are 1 rest area along the route for bathroom stops.
The main spots that need attention: at 155.9 miles (I 35 / South Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 166.4 miles (North Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here; at 370.6 miles (I 35E): Highway fork - watch signs carefully. Lane positioning matters here.
Yes — Waco Mammoth National Monument and San Antonio Missions National Historical Park. See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 8.1 hours each way, a round trip means 16.2 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Parker, TX before the return drive.
