Origin
Houston, TX
Night in Houston on Wednesday
Local time
10:25 PM
CDT
Current temp
79°F
Unavailable
Live forecast
Trip from Houston, TX to Portland, OR
Last recalculated Apr 16, 2026
Drive Time
39h 44m
Distance
2256.5 mi
3,632 km
Drive Score
8/10
Great drive
Same Day?
4-day trip
Fuel Cost
$341
one way
Best Time to Leave
4 AM
39h 9m
★
6 AM
39h 45m
8 AM
40h 56m
10 AM
40h 10m
12 PM
40h 2m
3 PM
40h 13m
5 PM
40h 53m
8 PM
39h 23m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Houston, TX
Trace Hudson
Trip Overview
The drive from Houston, TX to Portland, OR covers 2256.5 miles and takes about 39h 44m behind the wheel. It usually feels better as a 4-day road trip than as one long push.
The route leans on I 84, Dwight D. Eisenhower Highway, North Freeway for much of the mileage, and the overall profile is long-distance drive. The longest uninterrupted segment is about 769.9 miles on I 84. At current regular gas prices, budget about $340.96 one way before food or hotel costs.
Trip Pace
Best split across 4 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
11 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
1128.3 miles from Houston, TX
A natural place for your longest stop of the day , about 20h 30m into the drive .
Drive Character
At 2256.5 miles and 39h 44m of driving, this is a route where fuel stops, weather, and timing matter more than any single turn. The main roads are I 84 and Dwight D. Eisenhower Highway.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 88 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 84 is the longest continuous segment at about 769.9 miles.
Elevation Profile
High-altitude sections with notable climbs
7,597 ft
31 ft
Total Climb
7,642 ft
Total Descent
7,646 ft
Highest Point
7,597 ft
~1128.3 mi in
Elevation Range
7,566 ft
Notable High Points
7,597 ft at ~1128.3 miles
+878 ft prominence
6,798 ft at ~1450.6 miles
+79 ft prominence
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 84 and Dwight D. Eisenhower Highway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 238.4 miles in.
Route Complexity
10/10
High effort - long or complex enough to need steady focus all day
This is a demanding drive. With 53 significant decision points across 2256.5 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 238.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 244.3 miles (TX 183 / John W Carpenter Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 381.2 miles (US 287 / Northwest Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Critical Maneuvers
5 of 53 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
8
238.4 mi into trip
|
~4h 12m in
Take the exit toward Waco, Denton
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 286A
Toward Waco, Denton
9
244.3 mi into trip
|
~4h 20m in
|
TX 183 / John W Carpenter Freeway
Keep slight left at fork onto TX 183 / John W Carpenter Freeway toward TX 183: Irving, DFW Airport
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / straight lanes.
Exit 433A
Toward TX 183: Irving, DFW Airport
9
381.2 mi into trip
|
~6h 45m in
|
US 287 / Northwest Freeway
Keep slight left at fork onto US 287 / Northwest Freeway toward US 287 North: Vernon, Amarillo
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / straight lanes.
Exit 3A
Toward US 287 North: Vernon, Amarillo
10
1004.8 mi into trip
|
~18h 15m in
Keep slight right at fork toward E-470 North: Gun Club Road North, Fort Collins, Denver International Airport
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / right lanes.
Exit 289
Toward E-470 North: Gun Club Road North, Fort C...
9
2255.6 mi into trip
|
~39h 41m in
Keep slight right at fork toward Morrison Street, City Center
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Toward Morrison Street, City Center
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Houston, TX and Portland, OR, road signs point toward Waco, Denton, Dfw Airport, Amarillo, E-470: Colorado Springs and Fort Collins - among others.
Waco
238.4 mi in
|
~4h 12m
Denton
238.4 mi in
|
~4h 12m
Dfw Airport
244.3 mi in
|
~4h 20m
|
via TX 183
Amarillo
381.2 mi in
|
~6h 45m
|
via US 287
E-470: Colorado Springs
1004.5 mi in
|
~18h 14m
Fort Collins
1004.5 mi in
|
~18h 14m
E-470 North: Gun Club Road North
1004.8 mi in
|
~18h 15m
Denver International Airport
1004.8 mi in
|
~18h 15m
E-470 North
1004.8 mi in
|
~18h 15m
|
via North Gun Club Road
E470 Toll North
1004.9 mi in
|
~18h 15m
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 84 | 769.9 mi | 13h 17m |
| Dwight D. Eisenhower Highway | 468.4 mi | 7h 41m |
| North Freeway | 236.9 mi | 4h 8m |
| US 287 | 228 mi | 4h 32m |
| US 81 | 103.4 mi | 1h 49m |
| US Highway 287 | 98.4 mi | 1h 42m |
| US 87 | 91.6 mi | 1h 35m |
| US Highway 287 East | 40.5 mi | 42m |
Longest stretch:
I 84
— 769.9 mi, about 13h 17m
Turn-by-Turn Driving Directions
Step-by-step road directions between Houston, TX and Portland, OR.
1
Start on Louisiana Street
474 ft
·
19 sec
·
Louisiana Street
Use the straight / left lanes.
2
Turn right onto Franklin Street
0.1 mi
·
28 sec
·
Franklin Street
3
Turn left onto Travis Street
0.2 mi
·
29 sec
·
Travis Street
4
Take the ramp
1.0 mi
·
2 min
Toward I 45 North Express Lane
5
Merge onto I 45
237 mi
·
4 hr 8 min
·
North Freeway
Use the straight / slight right lanes.
6
Take the exit
0.6 mi
·
1 min
Exit 286A
Toward Waco, Denton
Use the straight / slight right lanes.
7
Continue on Spur 366
0.9 mi
·
1 min
·
Woodall Rodgers Freeway
Use the straight / slight right lanes.
8
Take the exit
0.4 mi
·
48 sec
Toward I 35E North: Denton
Use the straight / slight right lanes.
9
Merge onto I 35E
4.1 mi
·
5 min
·
North Stemmons Freeway
Use the slight right lane.
10
Keep slight left at fork onto TX 183
0.8 mi
·
48 sec
·
John W Carpenter Freeway
Exit 433A
Toward TX 183: Irving, DFW Airport
Use the slight left / straight lanes.
11
Keep slight left at fork onto TX 183 TEXpress
1.5 mi
·
1 min
·
SH 183 TEXpress
Use the straight / slight left lanes.
12
Keep slight right at fork onto TX 183 TEXpress
15 mi
·
14 min
·
SH 183 TEXpress
Use the straight / slight right lanes.
13
Continue on TX 121 TEXpress; TX 183 TEXpress
2.0 mi
·
2 min
·
SH 121/183 TEXpress
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
6.2 mi
·
6 min
·
I 820 TEXpress
Toward I 820 Express West Toll
Use the straight / slight right lanes.
17
Take the exit
0.2 mi
·
26 sec
Toward I 35W Express: Fort Worth, Denton
18
Keep slight right at fork
0.8 mi
·
50 sec
Toward I 35W Express North: Denton
Use the slight left / slight right lanes.
19
Merge onto I 35W TEXpress
2.3 mi
·
2 min
·
I 35W TEXpress
20
Take the exit
0.7 mi
·
1 min
Toward US 81 North, US 287 North: Decatur
Use the straight / slight right lanes.
21
Merge onto US 81; US 287
1.7 mi
·
1 min
·
US 81; US 287
Use the straight / slight right lanes.
22
Continue on US 81; US 287
102 mi
·
1 hr 47 min
·
US 81; US 287
Use the straight / slight right lanes.
23
Continue on US 281; US 287
0.8 mi
·
58 sec
·
Lloyd Ruby Overpass
24
Continue on US 277; US 281; US 287
2.4 mi
·
3 min
·
Central Freeway
Use the straight lane.
25
Keep slight left at fork onto US 287
5.3 mi
·
5 min
·
Northwest Freeway
Exit 3A
Toward US 287 North: Vernon, Amarillo
Use the slight left / straight lanes.
26
Continue on US 287
40 mi
·
42 min
·
US Highway 287 East
Use the straight / left / right lanes.
27
Continue on US 70; US 183; US 287
4.1 mi
·
4 min
·
Martin Luther King Jr Memorial Highway
Use the straight / slight right lanes.
28
Continue on US 287
26 mi
·
26 min
·
US Highway 287 West
Use the straight lane.
29
Continue on US 287
29 mi
·
32 min
·
East 11th Street
30
Continue on US 287
2.8 mi
·
3 min
·
Avenue F Northeast
31
Continue on US 287
14 mi
·
14 min
·
US Highway 287
32
Continue on US 287
0.7 mi
·
1 min
·
Burnett Street
33
Continue on US 287
14 mi
·
13 min
·
US Highway 287
34
Turn straight onto US 287
26 mi
·
28 min
·
Boykin Drive
35
Continue on US 287
1.6 mi
·
1 min
·
East 2nd Street
36
Continue on US 287
28 mi
·
28 min
·
US Highway 287
37
Continue on US 287; FM 1151
1.1 mi
·
2 min
·
East 1st Street
38
Continue on US 287
20 mi
·
20 min
·
US Highway 287
39
Keep slight right at fork onto East Interstate Drive
329 ft
·
8 sec
·
East Interstate Drive
Toward East 3rd Avenue
40
Keep slight right at fork onto Southeast 3rd Avenue
2.6 mi
·
3 min
·
Southeast 3rd Avenue
41
Take the ramp
0.2 mi
·
26 sec
42
Merge onto Loop 335
4.1 mi
·
4 min
·
North Lakeside Drive
43
Continue on Loop 335
0.6 mi
·
36 sec
·
East Loop 335 North
44
Continue on Loop 335
4.7 mi
·
5 min
·
East Saint Francis Avenue
45
Turn right onto Dumas Drive
0.1 mi
·
15 sec
·
Dumas Drive
46
Take the ramp
0.2 mi
·
22 sec
47
Merge onto US 87; US 287
92 mi
·
1 hr 35 min
·
US 87; US 287
Use the straight / left / right lanes.
48
Continue on US 287
19 mi
·
21 min
·
US 287
Use the straight / left / right lanes.
49
Continue on US 287
51 mi
·
1 hr
·
US 287
Use the straight / left / right lanes.
50
Continue on US 287; US 385; CR 26
18 mi
·
22 min
·
US 287; US 385; CR 26
Use the straight lane.
51
Continue on US 287; US 385; CR 8
33 mi
·
41 min
·
US 287; US 385; CR 8
Use the straight lane.
52
Continue on US 50; US 287
5.7 mi
·
7 min
·
US 50; US 287
Use the straight lane.
53
Take the exit onto US 287
0.4 mi
·
32 sec
·
US 287
Toward US 287 North: Limon
Use the slight right lane.
54
Keep slight right at fork onto US 287
108 mi
·
2 hr 6 min
·
US 287
Toward US 287 North: Limon
Use the straight lane.
55
Turn left
0.3 mi
·
39 sec
Toward I 70 West: Denver
56
Merge onto I 70
73 mi
·
1 hr 13 min
·
Dwight D. Eisenhower Highway
Use the straight lane.
57
Take the exit
0.3 mi
·
39 sec
Exit 289
Toward E-470: Colorado Springs, Fort Collins
Use the straight / slight right lanes.
58
Keep slight right at fork
239 ft
·
5 sec
Exit 289
Toward E-470 North: Gun Club Road North, Fort Collins, Denver International Airport
Use the straight / right lanes.
59
Turn straight onto North Gun Club Road
440 ft
·
10 sec
·
North Gun Club Road
Toward E-470 North
60
Take the ramp
0.4 mi
·
49 sec
Toward E470 Toll North
Use the straight lane.
61
Merge onto E470
25 mi
·
24 min
·
E-470
Use the straight / slight right lanes.
62
Take the exit
0.3 mi
·
28 sec
Exit 47
Toward I 25: Denver, Fort Collins
Use the straight / slight right lanes.
63
Keep slight right at fork
0.5 mi
·
49 sec
Exit 47
Toward I 25 North: Fort Collins
64
Merge onto I 25
53 mi
·
53 min
·
Dwight D. Eisenhower Highway
Use the straight / slight right lanes.
65
Take the exit
0.3 mi
·
42 sec
Exit 281
Toward Owl Canyon Road
66
Turn left onto CR 70
6.5 mi
·
9 min
·
East County Road 70
67
Enter roundabout onto CR 19
67 ft
·
1 sec
·
North County Road 19
68
Continue on CR 19
1.2 mi
·
1 min
·
North County Road 19
69
Continue on CR 72
3.8 mi
·
5 min
·
West County Road 72
70
At end of road, turn right onto US 287
22 mi
·
25 min
·
North Highway 287
71
Continue on US 287
23 mi
·
24 min
·
US Highway 287
72
Continue on US 287
1.4 mi
·
2 min
·
South 3rd Street
73
Take the exit
0.5 mi
·
1 min
74
Merge onto I 80
342 mi
·
5 hr 35 min
·
Dwight D. Eisenhower Highway
Use the straight / slight right lanes.
75
Take the exit
0.3 mi
·
39 sec
Toward I 84 West: Ogden
76
Continue on I 84
77 mi
·
1 hr 19 min
·
I 84
Use the straight / slight right lanes.
77
Keep slight left at fork onto I 84
95 mi
·
1 hr 29 min
·
I 84
Use the straight / slight right lanes.
78
Keep slight left at fork onto I 84
597 mi
·
10 hr 28 min
·
I 84
Toward I 86, US 30 West: Twin Falls
Use the straight / slight right lanes.
79
Keep slight left at fork
0.4 mi
·
32 sec
Toward I 5 South: Salem, OMSI, City Center
80
Keep slight right at fork
0.2 mi
·
20 sec
Toward City Center, OMSI
Use the straight / slight right lanes.
81
Keep slight right at fork
0.2 mi
·
25 sec
Toward Morrison Street, City Center
Use the slight right lane.
82
Turn straight onto Morrison Bridge
0.3 mi
·
42 sec
·
Morrison Bridge
Use the straight / right lanes.
83
Continue on Southwest Washington Street
0.1 mi
·
29 sec
·
Southwest Washington Street
Use the straight lane.
84
Turn right onto Southwest 4th Avenue
0.2 mi
·
1 min
·
Southwest 4th Avenue
85
Continue on Northwest 4th Avenue
280 ft
·
17 sec
·
Northwest 4th Avenue
Use the left / straight lanes.
86
Turn left onto Northwest Couch Street
427 ft
·
25 sec
·
Northwest Couch Street
87
Turn left
110 ft
·
8 sec
88
Arrive at destination
Trip Plan
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 4-day trip.
Plan roughly 11 meaningful breaks for fuel, food, and rest.
The halfway point lands around 1128.3 miles from Houston, TX, or about 20h 30m into the drive.
The longest continuous stretch on this route runs about 769.9 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 220 miles or 3h 52m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 1128.3 miles or 20h 30m 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 564.1 miles or 10h
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 38h 38m
Traffic, exits, and arrival timing usually matter more near Portland, OR than in the middle of the route.
Before You Leave
+
Open the route before leaving Houston, 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 4-day road trip and book the overnight stop before the busiest arrival window.
Day 1
Settle into the route from Houston, TX
Aim for roughly 564 miles and 9.9 hours of wheel time on this day.
Day 2
Keep the middle miles efficient
Aim for roughly 564 miles and 9.9 hours of wheel time on this day.
Day 3
Keep the middle miles efficient
Aim for roughly 564 miles and 9.9 hours of wheel time on this day.
Day 4
Finish the approach into Portland, OR
Aim for roughly 564 miles and 9.9 hours of wheel time on this day.
Your first comfortable stop window is around 220 miles from Houston, TX.
This route usually feels better as a 4-day drive than as one long push.
Plan about 11 real breaks rather than only quick fuel stops.
The longest stretch is on I 84 for about 769.9 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 1128.3 mi from Houston, TX · 20h 30m into the drive
Early stop town
Coffee and fuel
564 mi into the route
Best for: Coffee, fuel, and an easy first stretch
This is a natural early stop once the first hours of the drive are behind you.
Mid-route town
Overnight candidate
1128 mi into the route
Best for: Hotel check-in, dinner, and a fresh start
This lines up well with a realistic day-end stop if you are breaking the drive into stages.
Find hotels in Fort Collins, CO
Late stop town
Final reset
1692 mi into the route
Best for: Food, fuel, and one last short break
This is a smart final reset before the arrival run into Portland, OR.
Overnight Options
Night 1
564 mi · about 9.9h in
A practical overnight split lands near Childress, TX after about 564 miles or 9.9 hours of driving.
Find hotelsNight 2
1128 mi · about 19.9h in
A practical overnight split lands near Fort Collins, CO after about 1128 miles or 19.9 hours of driving.
Find hotelsNight 3
1692 mi · about 29.8h in
A practical overnight split lands near Twin Falls, ID after about 1692 miles or 29.8 hours of driving.
Find hotelsPacing Suggestions
Fuel and coffee
A short stop after about 220 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 1128.3 miles from Houston, TX, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before I 84 if your tank is already low. That segment runs about 769.9 miles.
Overnight split
Hotel stopFor a steadier pace, wrap day one after about 564 miles or 9.9 hours on the road.
Arriving in Portland, OR
The final approach into Portland, OR usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Portland, OR.
On a multi-day trip, keep the last day a little lighter so you reach Portland, OR with some flexibility left in the schedule.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$340.96 one way
$681.92 round trip
$3.84/gal
25.4 MPG avg
790 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.20 | $373.21 | $746.42 |
| premium | $4.54 | $402.88 | $805.77 |
| diesel | $5.61 | $498.21 | $996.41 |
Estimated Tolls: $2.98
E-470
(24.9 mi)
$2.98
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
$341
Tolls
$3
Hotel (3n)
$240–$420
Meals
$100–$200
Total
$684–$964
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 789.5 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $237 in charging · 8 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 676.9 | 8 | $236.93 | $108.31 |
| Efficient EV | 564.1 | 6 | $197.44 | $90.26 |
| EV Truck/SUV | 902.6 | 11 | $315.91 | $144.42 |
Gas CO2
790 kg
EV CO2
264 kg (67% less)
This is a long EV road trip requiring 8 charging stops. Plan your route around charger locations and allow extra time for charging.
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.
Destination
Portland, OR
Evening in Portland on Wednesday
Local time
8:25 PM
PDT
Current temp
45°F
Unavailable
Live forecast
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
2 hours earlier
The destination clock does not match departure time, so double-check hotel check-in windows and late arrival plans.
Temperature spread
34 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
39h 44m 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.
Frequently Asked Questions
The drive from Houston, TX to Portland, OR covers 2256.5 miles and takes about 39h 44m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 84, Dwight D. Eisenhower Highway, North Freeway. Expect a mix of highway and local road driving.
Consider an overnight stop or starting very early.
Yes. This route is usually more comfortable as a 4-day drive. A sensible stopping point is after roughly 564 miles on day one.
The midpoint is about 1128.3 miles from Houston, TX. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $340.96 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Start early — leave by 6-7 AM to arrive at a reasonable hour. This is a long drive — plan for a morning departure or consider splitting it into two days.
Plan about 11 meaningful breaks for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
This is a demanding drive. With 53 significant decision points across 2256.5 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.
The main spots that need attention: at 238.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 244.3 miles (TX 183 / John W Carpenter Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 381.2 miles (US 287 / Northwest Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Between Houston, TX and Portland, OR, road signs point toward Waco, Denton, Dfw Airport, Amarillo, E-470: Colorado Springs and Fort Collins - among others.
High-altitude sections with notable climbs. The route ranges from 31 ft to 7,597 ft elevation with about 7,642 ft of total climbing. There are 2 notable high points along the way.
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