Origin
Tustin, CA
Late night in Tustin on Friday
Local time
4:33 AM
PDT
Current temp
74°F
Unavailable
Live forecast
Trip from Tustin, CA to San Bernardino, CA
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards
Drive Time
57m
Distance
48.7 mi
78 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$11
one way
EV Charging
Good
8 stations
Best Time to Leave
4 AM
0h 53m
★
6 AM
0h 58m
8 AM
1h 7m
10 AM
1h 1m
12 PM
1h 0m
3 PM
1h 2m
5 PM
1h 7m
8 PM
0h 55m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Tustin, CA
Wikimedia Commons
Trip Overview
If you are planning to travel from Tustin to San Bernardino, you can expect a straightforward 48.7-mile journey that typically takes about 57 minutes. Because this trip is entirely contained within the Pacific Coast region, it serves as a highly efficient day trip that requires no overnight stops. Budgeting approximately $11 for fuel is sufficient for the drive, making it a budget-friendly option for commuters or travelers. You will rely primarily on a combination of the Costa Mesa Freeway, the Riverside Freeway, and the San Bernardino Freeway to complete the transit. Since the route is manageable in under an hour, you have plenty of flexibility to plan your schedule without worrying about fatigue. It is a practical, no-nonsense connection between two major Southern California hubs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 57m. Total distance: 48.7 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
57m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (96%). Some complex stretches to watch for.
Drive Character
This is a highway-focused drive, with 96% of your time spent on major freeways. Behind the wheel, you should prepare for a consistent interstate experience rather than a winding scenic byway. The most significant portion of your journey involves a 36.9-mile stretch along the Riverside Freeway, which accounts for the majority of the trip's duration. Because the route is dominated by high-speed freeway travel, the character of the drive remains steady and predictable from start to finish. You won't encounter technical local roads or rural transitions, so keep your focus on highway merging and traffic flow as you navigate the transition between these two urban centers.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 11 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Riverside Freeway is the longest continuous segment at about 36.9 miles.
Elevation Profile
Mostly flat terrain
1,051 ft
138 ft
Total Climb
963 ft
Total Descent
50 ft
Highest Point
1,051 ft
~48.7 mi in
Elevation Range
913 ft
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on Riverside Freeway and Costa Mesa Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.4 miles in near Irvine Boulevard.
Driving Effort
7/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 8 decision points packed into just 48.7 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 57m.
Where does it get tricky?
The main spots that need attention: at 0.4 miles (Irvine Boulevard): Lane positioning matters here; at 0.5 miles: Complex interchange - multiple decisions in a short stretch; at 2.2 miles (CA 55 / Costa Mesa Freeway): Highway fork - watch signs carefully. Lane positioning matters here.
Critical Maneuvers
5 of 8 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
5
0.4 mi into trip
|
~0m in
|
Irvine Boulevard
Turn left onto Irvine Boulevard
Lane positioning matters here
Use the left / straight lanes.
6
0.5 mi into trip
|
~1m in
Take the ramp toward CA 55 North
Complex interchange - multiple decisions in a short stretch
Toward CA 55 North
6
2.2 mi into trip
|
~3m in
|
CA 55 / Costa Mesa Freeway
Keep slight left at fork onto CA 55 / Costa Mesa Freeway
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
8
47.7 mi into trip
|
~55m in
Take the exit toward 5th Street, Civic Center
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 44A
Toward 5th Street, Civic Center
6
48 mi into trip
|
~56m in
|
West 5th Street
Turn right onto West 5th Street
Lane positioning matters here
Use the straight / left / right lanes.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Riverside Freeway | 36.9 mi | 42m |
| Costa Mesa Freeway | 6.8 mi | 7m |
| San Bernardino Freeway | 3.3 mi | 3m |
| West 5th Street | 0.7 mi | 1m |
| West 1st Street | 0.2 mi | <1m |
| Yorba Street | 0.2 mi | <1m |
| Irvine Boulevard | <0.1 mi | <1m |
Longest stretch:
Riverside Freeway
— 36.9 mi, about 42m
Turn-by-Turn Driving Directions
Step-by-step road directions between Tustin, CA and San Bernardino, CA.
1
Start on West 1st Street
0.2 mi
·
26 sec
·
West 1st Street
2
Turn right onto Yorba Street
0.2 mi
·
19 sec
·
Yorba Street
3
Turn left onto Irvine Boulevard
470 ft
·
19 sec
·
Irvine Boulevard
Use the left / straight lanes.
4
Take the ramp
0.3 mi
·
20 sec
Toward CA 55 North
5
Merge onto CA 55
1.4 mi
·
1 min
·
Costa Mesa Freeway
Use the straight / slight right lanes.
6
Keep slight left at fork onto CA 55
5.3 mi
·
6 min
·
Costa Mesa Freeway
Use the straight / slight right lanes.
7
Merge onto CA 91
37 mi
·
42 min
·
Riverside Freeway
Use the straight / slight right lanes.
8
Continue on I 215
3.3 mi
·
3 min
·
San Bernardino Freeway
Use the straight / slight right lanes.
9
Take the exit
0.3 mi
·
41 sec
Exit 44A
Toward 5th Street, Civic Center
Use the straight / slight right lanes.
10
Turn right onto West 5th Street
0.7 mi
·
1 min
·
West 5th Street
Use the straight / left / right lanes.
11
Arrive at destination
West 5th Street
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 24.4 mi from Tustin, CA · 28m into the drive
Mid-route town
Meal stop
24 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 11 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 24.4 miles from Tustin, CA, which is a good place for a longer meal and fuel stop.
Arriving in San Bernardino, CA
Allow a few extra minutes for the final approach into San Bernardino, CA if you are unfamiliar with the area.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$11.19 one way
$22.39 round trip
$5.84/gal
25.4 MPG avg
17 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $6.02 | $11.53 | $23.07 |
| premium | $6.18 | $11.84 | $23.69 |
| diesel | $5.61 | $10.75 | $21.50 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$11
Estimated CO2 emission: 17 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $5 in charging · 0 stops · 65% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 14.6 | 0 | $5.11 | $2.34 |
| Efficient EV | 12.2 | 0 | $4.26 | $1.95 |
| EV Truck/SUV | 19.5 | 0 | $6.82 | $3.12 |
Gas CO2
17 kg
EV CO2
6 kg (65% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
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
San Bernardino, CA
Late night in San Bernardino on Friday
Local time
4:33 AM
PDT
Current temp
77°F
Unavailable
Live forecast
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
3 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
57m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Tustin, CA to San Bernardino, CA covers 48.7 miles and takes about 57m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Riverside Freeway, Costa Mesa Freeway, San Bernardino Freeway. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 24.4 miles from Tustin, CA. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $11.19 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This is a short but busy drive. With 8 decision points packed into just 48.7 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 57m.
The main spots that need attention: at 0.4 miles (Irvine Boulevard): Lane positioning matters here; at 0.5 miles: Complex interchange - multiple decisions in a short stretch; at 2.2 miles (CA 55 / Costa Mesa Freeway): Highway fork - watch signs carefully. Lane positioning matters here.
The route from Tustin, CA to San Bernardino, CA does not surface many named destination signs beyond the main corridor.
Mostly flat terrain. The route ranges from 138 ft to 1,051 ft elevation with about 963 ft of total climbing.
How this page is built
Compiled and maintained by the Trip.ovh planning team at COD Solutions Oy (Helsinki). Each route is built from authoritative open government and mapping datasets rather than crowdsourced reviews. Distances and geometry come from OSRM over OpenStreetMap. Fuel cost uses EIA weekly regional averages. Elevation is sampled from USGS 3DEP. Pages are published only after passing our data-quality checks; our methodology page documents refresh cadence, editorial standards, and known limitations.
Was this helpful?
Thanks for your feedback!
Your tip has been submitted. Thanks!
/500
Recent Tips
·
Explore More
Continue From San Bernardino, CA
More trips to San Bernardino, CA
Explore more options from Tustin, CA or browse trips ending in San Bernardino, CA.
Looking for more statewide routes? Browse CA road trips.