Origin
Chula Vista, CA
Late night in Chula Vista on Friday
Local time
1:09 AM
PDT
Current temp
56°F
Unavailable
Live forecast
Trip from Chula Vista, CA to Bostonia, CA
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards
Drive Time
23m
Distance
17.9 mi
29 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$4
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 22m
★
6 AM
0h 24m
8 AM
0h 28m
10 AM
0h 25m
12 PM
0h 25m
3 PM
0h 25m
5 PM
0h 27m
8 PM
0h 22m
★
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Chula Vista, CA
Wikimedia Commons
Bostonia, CA
Stephen Leonardi
Trip Overview
The drive from Chula Vista, CA to Bostonia, CA covers 17.9 miles and takes about 23m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on CA 125, South Bay Freeway, Mission Valley Freeway for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 5.8 miles on CA 125. At current regular gas prices, budget about $4.11 one way before food or hotel costs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 23m. Total distance: 17.9 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
23m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (82%). Some complex stretches to watch for.
Drive Character
This is a 23m highway drive covering 17.9 miles, with most of the trip on CA 125 and South Bay Freeway. The longest continuous stretch is about 5.8 miles on CA 125.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 13 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
CA 125 is the longest continuous segment at about 5.8 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on CA 125 and South Bay Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 1 miles in.
Driving Effort
8/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 9 decision points packed into just 17.9 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 23m.
Where does it get tricky?
The main spots that need attention: at 1 miles: Lane positioning matters here; at 1.2 miles (CA 54 / South Bay Freeway): Merge point - match speed before joining. Lane positioning matters here; at 9.8 miles (CA 125): Highway fork - watch signs carefully. Lane positioning matters here.
Critical Maneuvers
5 of 9 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
7
1 mi into trip
|
~2m in
Take the ramp toward CA 54 East
Lane positioning matters here
Use the right lane.
Toward CA 54 East
5
1.2 mi into trip
|
~2m in
|
CA 54 / South Bay Freeway
Merge onto CA 54 / South Bay Freeway
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
7
9.8 mi into trip
|
~11m in
|
CA 125
Keep slight left at fork onto CA 125 toward CA 125 North
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward CA 125 North
7
12.3 mi into trip
|
~14m in
Take the exit toward I 8 East
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 18B
Toward I 8 East
7
16.5 mi into trip
|
~20m in
Take the exit toward Mollison Avenue
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 18
Toward Mollison Avenue
Main Roads
| Road | Distance | Duration |
|---|---|---|
| CA 125 | 5.8 mi | 6m |
| South Bay Freeway | 5.3 mi | 5m |
| Mission Valley Freeway | 3.6 mi | 4m |
| 4th Avenue | 0.9 mi | 1m |
| Broadway | 0.8 mi | 1m |
| North Mollison Avenue | 0.3 mi | <1m |
| Highland Avenue | <0.1 mi | <1m |
| F Street | <0.1 mi | <1m |
Longest stretch:
CA 125
— 5.8 mi, about 6m
Turn-by-Turn Driving Directions
Step-by-step road directions between Chula Vista, CA and Bostonia, CA.
1
Start on F Street
52 ft
·
3 sec
·
F Street
2
Turn left onto 4th Avenue
0.9 mi
·
1 min
·
4th Avenue
Use the left lane.
3
Continue on Highland Avenue
478 ft
·
10 sec
·
Highland Avenue
4
Take the ramp
0.2 mi
·
24 sec
Toward CA 54 East
Use the right lane.
5
Merge onto CA 54
5.3 mi
·
5 min
·
South Bay Freeway
Use the straight / slight right lanes.
6
Continue on CA 125
3.3 mi
·
3 min
·
CA 125
Use the straight / slight right lanes.
7
Keep slight left at fork onto CA 125
2.5 mi
·
3 min
·
CA 125
Toward CA 125 North
Use the straight / slight right lanes.
8
Take the exit
0.6 mi
·
1 min
Exit 18B
Toward I 8 East
Use the straight / slight right lanes.
9
Merge onto I 8
3.6 mi
·
4 min
·
Mission Valley Freeway
Use the straight / slight right lanes.
10
Take the exit
0.2 mi
·
37 sec
Exit 18
Toward Mollison Avenue
Use the slight right lane.
11
Turn left onto North Mollison Avenue
0.3 mi
·
49 sec
·
North Mollison Avenue
12
Turn right onto Broadway
0.8 mi
·
1 min
·
Broadway
13
Arrive at destination
Broadway
Fuel & Cost
Regular Gas
$4.11 one way
$8.23 round trip
$5.84/gal
25.4 MPG avg
6 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $6.02 | $4.24 | $8.48 |
| premium | $6.18 | $4.35 | $8.71 |
| diesel | $5.61 | $3.95 | $7.90 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$4
Estimated CO2 emission: 6.3 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $2 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 5.4 | 0 | $1.88 | $0.86 |
| Efficient EV | 4.5 | 0 | $1.57 | $0.72 |
| EV Truck/SUV | 7.2 | 0 | $2.51 | $1.15 |
Gas CO2
6 kg
EV CO2
2 kg (67% 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
Bostonia, CA
Late night in Bostonia on Friday
Local time
1:09 AM
PDT
Current temp
85°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
29 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
23m 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 Chula Vista, CA to Bostonia, CA covers 17.9 miles and takes about 23m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are CA 125, South Bay Freeway, Mission Valley 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 9 miles from Chula Vista, CA. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $4.11 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 9 decision points packed into just 17.9 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 23m.
The main spots that need attention: at 1 miles: Lane positioning matters here; at 1.2 miles (CA 54 / South Bay Freeway): Merge point - match speed before joining. Lane positioning matters here; at 9.8 miles (CA 125): Highway fork - watch signs carefully. Lane positioning matters here.
The route from Chula Vista, CA to Bostonia, CA does not surface many named destination signs beyond the main corridor.
Yes. Nearby national parks include Cabrillo National Monument.
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. National park proximity is from the NPS API. Pages are published only after passing our data-quality checks; our methodology page documents refresh cadence, editorial standards, and known limitations.
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