Origin
Tustin, CA
Late night in Tustin on Tuesday
Local time
5:05 AM
PDT
Current temp
72°F
Unavailable
Live forecast
Trip from Tustin, CA to San Bernardino, CA
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 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.
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.
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.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 85 decision points cluster between mile 0.4 and 48 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
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.
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 Tuesday
Local time
5:05 AM
PDT
Current temp
71°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
1 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
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.
What kind of drive is this?
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.
96% highway — fuel and pacing are the main things to plan.
11 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 36.9 mi on Riverside Freeway.
How Hard Is This Drive?
7/10
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.
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
About the Cities
Starting in Tustin, CA
Full guide →Tustin is a suburban city in Orange County, California. It is located on I-5 3 miles southeast of Santa Ana, 9 miles southeast of Disneyland, 6 miles north of John Wayne Airport.
Top landmarks
- • Artz Building — historic building in Tustin, California
Arriving in San Bernardino, CA
Full guide →Founded 1854
San Bernardino is a city in the Inland Empire in California. It is the site of the first McDonald Brothers Hamburger Stand
Top landmarks
- • San Bernardino Santa Fe Depot — railway station in San Bernardino, the United States of America
- • California Theatre of the Performing Arts — theater and performing arts center in San Bernardino, California
- • San Bernardino County Court House — courthouse in San Bernardino, United States of America
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 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.
Frequently Asked Questions
The longest stretch is about 36.9 miles on Riverside Freeway. The full list of main roads is in the Roads section above.
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 Bernardino, CA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
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.
Yes. A round trip is manageable in a single day if you plan a break at San Bernardino, CA before heading back.
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, and USGS 3DEP for elevation. See our methodology for refresh cadence and limitations.
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