Picnic Area
0 mi from route
Trip from McKinney, TX to San Angelo, TX
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Jul 20, 2026 · Editorial standards
Drive Time
5h 21m
Distance
299.9 mi
483 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$41
one way
EV Charging
Unknown
Best Time to Leave
4 AM
5h 8m
★
6 AM
5h 22m
8 AM
5h 49m
10 AM
5h 31m
12 PM
5h 28m
3 PM
5h 33m
5 PM
5h 47m
8 PM
5h 14m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
McKinney, TX
Wikimedia Commons
San Angelo, TX
Wikimedia Commons
Trip Overview
McKinney to San Angelo is 299.9 miles and takes about 5h 21m via I 20 and US Highway 277 South, with a fuel budget near $45 and enough daylight to finish in a day. This trip primarily travels through the Great Plains region within Texas, offering a straightforward drive. With 90% of the route on highways, you'll find it’s a practical option for a single-day excursion. The main roads include the Sam Rayburn Tollway connecting to I-20, making for a mostly efficient transit. This route is best suited for those prioritizing direct travel over extensive sightseeing.
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
149.9 miles from McKinney, TX
A natural place for your longest stop of the day , about 2h 40m into the drive .
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 20 | 137.3 mi | 2h 19m |
| US Highway 277 South | 78.6 mi | 1h 24m |
| Sam Rayburn Tollway | 23.8 mi | 25m |
| TX 121 | 15.2 mi | 16m |
| Jim Wright Freeway | 12.8 mi | 14m |
| I 820 TEXpress | 6.9 mi | 6m |
| West Freeway | 6 mi | 6m |
| US 277 | 5.7 mi | 7m |
Longest stretch:
I 20
— 137.3 mi, about 2h 19m
Traffic on I-20
Hour-of-day weekday pattern from 48 FHWA count stations on your route.
Peak
4 PM
~1,819 veh/hr typical · worst 2,291
Quietest
2 AM
~200 veh/hr
Peak-to-quiet ratio
9.1×
busier at peak than in the quiet hours
12a
6a
noon
6p
11p
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 McKinney, TX and San Angelo, TX.
1
Start on North Tennessee Street
119 ft
·
12 sec
·
North Tennessee Street
2
Turn left onto East Virginia Street
228 ft
·
13 sec
·
East Virginia Street
3
Turn left onto North Kentucky Street
236 ft
·
15 sec
·
North Kentucky Street
4
Turn left onto East Louisiana Street
0.2 mi
·
28 sec
·
East Louisiana Street
5
Turn right onto TX 5
2.4 mi
·
4 min
·
South McDonald Street
Use the left lane.
6
Continue on Spur 399
0.9 mi
·
1 min
·
Spur 399
Use the straight / slight right lanes.
7
Continue on SRT
20 mi
·
21 min
·
Sam Rayburn Tollway
Use the straight / slight right lanes.
8
Continue on TX 121
1.4 mi
·
1 min
·
TX 121
9
Continue on SRT
3.4 mi
·
3 min
·
Sam Rayburn Tollway
Use the straight / slight right lanes.
10
Continue on TX 121
6.9 mi
·
7 min
·
TX 121
Use the straight / slight right lanes.
11
Keep slight left at fork onto TX 121
6.9 mi
·
7 min
·
TX 121
Toward TX 121 South: Forth Worth, Arlington, Grand Praire
Use the left / right lanes.
12
Take the exit onto TX 121 Express
0.7 mi
·
42 sec
·
TX 121 Express
Toward TX 121 Express South Toll, TX 183 Express West Toll
Use the left lane.
13
Continue on TX 121 TEXpress; TX 183 TEXpress
3.4 mi
·
3 min
·
SH 121/183 TEXpress
Use the straight / slight right lanes.
14
Continue on TX 183 TEXpress
0.1 mi
·
7 sec
·
SH 183 TEXpress
Use the straight / slight right lanes.
15
Continue on TX 121 TEXpress; TX 183 TEXpress
0.7 mi
·
42 sec
·
SH 121/183 TEXpress
16
Continue on I 820 TEXpress
6.9 mi
·
6 min
·
I 820 TEXpress
Toward I 820 Express West Toll
Use the straight / slight right lanes.
17
Merge onto I 820
0.4 mi
·
24 sec
·
Northeast Loop
18
Continue on I 820
13 mi
·
14 min
·
Jim Wright Freeway
Use the straight / slight right lanes.
19
Take the exit
0.3 mi
·
1 min
Exit 3A
Toward I 30 West: Weatherford
Use the slight right lane.
20
Merge onto I 30
6.0 mi
·
6 min
·
West Freeway
Use the straight / slight right lanes.
21
Merge onto I 20
137 mi
·
2 hr 19 min
·
I 20
Use the slight right lane.
22
Take the exit
0.5 mi
·
1 min
Exit 283A
Toward US 83 South, US 277 South: San Angelo, Ballinger, Anson
23
Merge onto US 83; US 277
2.5 mi
·
2 min
·
Winters Freeway
24
Take the exit onto US 277
1.1 mi
·
2 min
·
US 277
Toward US 277 South: San Angelo
25
Turn right onto US 277
79 mi
·
1 hr 24 min
·
US Highway 277 South
26
Keep slight right at fork onto US 277
0.4 mi
·
56 sec
·
US 277
Toward US 67 South, US 277 South: San Angelo
27
Keep slight left at fork onto US 277
4.1 mi
·
4 min
·
US 277
Toward US 67 South, US 277 South: San Angelo
28
Take the exit
0.2 mi
·
30 sec
Toward US 67 Business, Main Street
29
Turn straight onto East 7th Street
0.2 mi
·
21 sec
·
East 7th Street
30
Turn left onto US 67 Bus
0.6 mi
·
1 min
·
North Main Street
31
Turn right onto East Harris Avenue
0.3 mi
·
48 sec
·
East Harris Avenue
32
Arrive at destination
East Harris Avenue
Trip Plan
For this 5h 21m drive, departing from McKinney in the morning is ideal to maximize daylight and arrive in San Angelo with time to spare. With a relatively short distance of 299.9 miles, you can comfortably complete this in one day without needing an overnight stay. Plan for one main stop, perhaps midway on I-20, to refuel and stretch before the final leg on US Highway 277 South. The estimated fuel cost is around $45, so ensure your tank is full before leaving McKinney to avoid unexpected stops. Consider that the longest stretch without a major change in road type is 137.3 miles on I-20.
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.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 149.9 miles from McKinney, TX, or about 2h 40m into the drive.
The longest continuous stretch on this route runs about 137.3 miles.
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 66 miles or 1h 14m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 149.9 miles or 2h 40m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 4h 21m
Traffic, exits, and arrival timing usually matter more near San Angelo, TX than in the middle of the route.
Before You Leave
+
Open the route before leaving McKinney, 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 McKinney, TX
This is one driving day of about 299.9 miles and 5h 21m.
Your first comfortable stop window is around 66 miles from McKinney, TX.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 20 for about 137.3 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
150 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
Fuel and coffee
A short stop after about 66 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 149.9 miles from McKinney, TX, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before I 20 if your tank is already low. That segment runs about 137.3 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.
Picnic Area
0 mi from route
I-20 Westbound Picnic Area
0 mi from route
I-20 Eastbound Picnic Area
0 mi from route
Service Plaza
0.1 mi from route
Service Plaza
0.1 mi from route
Pilot Travel Center
0.1 mi from route
Eastland County Eastbound Rest Area
0.1 mi from route
Eastland County Westbound Rest Area
0.1 mi from route
QuikTrip
0.1 mi from route
Love's Travel Stop
0.1 mi from route
Road Ranger
0.1 mi from route
Love's Travel Stop
0.1 mi from route
Love's Travel Stop
0.1 mi from route
Service Plaza
0.1 mi from route
QuikTrip
0.1 mi from route
Petro Stopping Centers
0.2 mi from route
Callahan County Eastbound Rest Area
0.2 mi from route
Callahan County Westbound Rest Area
0.2 mi from route
Flying J Travel Center
0.2 mi from route
Minuteman Press
1.5 mi from route
Think In A Box - Escape Room
5.0
★ ★ ★ ★ ★
Near the end, right off the route
Home stretch
0.3 mi from route
~1 min detour
San Angelo, Texas
Hours: 9 am–8 pm
+13256501755
Visit websitePop Art Museum
4.7
★ ★ ★ ★ ★
Near the end, right off the route
Home stretch
0.3 mi from route
~1 min detour
San Angelo, Texas
Hours: Open 24 hours
+13256552345
Visit websiteSan Angelo City Park
4.6
★ ★ ★ ★ ★
Near the end, right off the route
Home stretch
0.4 mi from route
~1 min detour
San Angelo, Texas
Hours: 5:30 am–10 pm
+13256574450
Visit websiteSan Angelo Convention & Visitors Bureau
4.8
★ ★ ★ ★ ★
Near the end, right off the route
Home stretch
0.6 mi from route
~2 min detour
San Angelo, Texas
Hours: 8:30 am–5 pm
+13256554136
Visit websiteThe Bosque along the Concho River
4.5
★ ★ ★ ★ ★
Near the end, right off the route
Home stretch
0.4 mi from route
~1 min detour
San Angelo, Texas
+13255000035
Visit websiteRiver Walk
4.7
★ ★ ★ ★ ★
Near the end, right off the route
Home stretch
0.4 mi from route
~1 min detour
San Angelo, Texas
Hours: Open 24 hours
+13254812727
Visit websiteFort Concho National Historic Landmark
4.5
★ ★ ★ ★ ★
Near the end, right off the route
Home stretch
0.7 mi from route
~2 min detour
San Angelo, Texas
Hours: 9 am–5 pm
+13254812646
Visit websiteHistoric Downtown San Angelo
4.6
★ ★ ★ ★ ★
Near the end, right off the route
Home stretch
0.3 mi from route
~1 min detour
San Angelo, Texas
Hours: 9 am–5 pm
+13256552345
Visit websitePlace data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 195 decision points cluster between mile 0.3 and 211.3 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
0.3 mi into trip
|
~1m in
|
TX 5 / South McDonald Street
Turn right onto TX 5 / South McDonald Street
Lane positioning matters here
Use the left lane.
8
35.7 mi into trip
|
~40m in
|
TX 121
Keep slight left at fork onto TX 121 toward TX 121 South: Forth Worth, Arlington, Grand Praire
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the left / right lanes.
Toward TX 121 South: Forth Worth, Arlington, Gr...
7
42.6 mi into trip
|
~48m in
|
TX 121 Express
Take the exit onto TX 121 Express toward TX 121 Express South Toll, TX 183 Express West Toll
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the left lane.
Toward TX 121 Express South Toll, TX 183 Expres...
7
67.6 mi into trip
|
~1h 16m in
Take the exit toward I 30 West: Weatherford
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 3A
Toward I 30 West: Weatherford
6
211.3 mi into trip
|
~3h 43m in
Take the exit toward US 83 South, US 277 South: San Angelo, Ballinger, Anson
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Exit 283A
Toward US 83 South, US 277 South: San Angelo, B...
Fuel & Cost
Regular Gas
$41.08 one way
$82.15 round trip
$3.48/gal
25.4 MPG avg
105 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $3.89 | $45.88 | $91.76 |
| premium | $4.23 | $49.88 | $99.77 |
| diesel | $4.80 | $56.63 | $113.25 |
Estimated Tolls: $1.91
Sam Rayburn Tollway
(23.8 mi)
$1.91
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
$41
Tolls
$2
Meals
$25–$50
Total
$68–$93
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 104.9 kg one way. Prices: EIA weekly data, 2026-07-13.
Driving Electric?
About $31 in charging · 1 stop · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 90 | 1 | $31.49 | $14.40 |
| Efficient EV | 75 | 0 | $26.24 | $12.00 |
| EV Truck/SUV | 120 | 1 | $41.99 | $19.19 |
Gas CO2
105 kg
EV CO2
35 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.
Origin
McKinney, TX
Late night in McKinney on Monday
Local time
3:29 AM
CDT
Current temp
92°F
Partly Sunny
S 15 mph
19% chance
Live forecast
Flood Warning
Flood Warning issued July 17 at 2:38PM CDT until July 22 at 11:48AM CDT by NWS Austin/San Antonio TX
Flood Warning
Flood Warning issued July 17 at 2:38PM CDT until July 20 at 4:15PM CDT by NWS Austin/San Antonio TX
Destination
San Angelo, TX
Late night in San Angelo on Monday
Local time
3:29 AM
CDT
Current temp
85°F
Slight Chance Showers And Thunderstorms
S 15 mph
19% chance
Live forecast
Flood Warning
Flood Warning issued July 17 at 2:38PM CDT until July 22 at 11:48AM CDT by NWS Austin/San Antonio TX
Flood Warning
Flood Warning issued July 17 at 2:38PM CDT until July 20 at 4:15PM 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
7 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
5h 21m 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.
What kind of drive is this?
This drive is mostly highway, with 90% of the 299.9 miles on major roads like I-20 and US Highway 277 South. You'll experience a long stretch of 137.3 miles on I-20, which means extended periods of consistent cruising. Expect to transition from highway driving to surface roads as you approach your destination, likely around the point where US Highway 277 South becomes the primary road. The consistent highway travel suggests fewer frequent stops for traffic lights and more open road.
90% highway — fuel and pacing are the main things to plan.
32 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 137.3 mi on I 20.
How Hard Is This Drive?
10/10
This is a straightforward highway drive that stays mostly on I 20 and US Highway 277 South. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.3 miles in near TX 5 / South McDonald Street.
Driving Effort
10/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 19 significant decision points across 299.9 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 0.3 miles (TX 5 / South McDonald Street): Lane positioning matters here; at 35.7 miles (TX 121): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 42.6 miles (TX 121 Express): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Elevation Profile
Gently rolling terrain
2,416 ft
510 ft
Total Climb
2,402 ft
Total Descent
1,187 ft
Highest Point
2,416 ft
~235.6 mi in
Elevation Range
1,906 ft
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between McKinney, TX and San Angelo, TX, road signs point toward Arlington, Grand Praire, Ballinger and Anson.
Arlington
35.7 mi in
|
~40m
|
via TX 121
Grand Praire
35.7 mi in
|
~40m
|
via TX 121
Ballinger
211.3 mi in
|
~3h 43m
Anson
211.3 mi in
|
~3h 43m
About the Cities
Starting in McKinney, TX
Full guide →Founded 1848
McKinney is a city in the Blackland Prairie region of Texas.
Arriving in San Angelo, TX
Full guide →San Angelo (pronounced "Snangelo" by locals) is a city in the Northern Edwards Plateau of Texas, on the Concho River. It is the home of Goodfellow Air Force Base, Angelo State University, and the Producer's Livestock Auction, the country's largest sheep and lamb market.
Top landmarks
- • Fort Concho — important US Army installation during the late American Indian Wars
- • Freeze Building — building in San Angelo, Tom Green County, Texas
- • Tom Green County Courthouse — building in San Angelo, Tom Green County, 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 5h 21m. Total distance: 299.9 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
5h 21m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (90%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 137.3 miles on I 20. The full list of main roads is in the Roads section above.
Expect about $1.91 in tolls one way, starting with Sam Rayburn Tollway. 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 21 rest areas or service plazas 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 San Angelo, 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 1 meaningful breaks. There are 21 rest areas along the route for bathroom stops.
The main spots that need attention: at 0.3 miles (TX 5 / South McDonald Street): Lane positioning matters here; at 35.7 miles (TX 121): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 42.6 miles (TX 121 Express): Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Not recommended in a single day. At 5.4 hours each way, a round trip means 10.7 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at San Angelo, TX before the return drive.
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, and FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.
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