Tijuana is the one trip where the rental contract decides
Before anything else on this page, what the rental companies themselves say about Mexico.
Leave the rental out of your Tijuana plans, because the companies decide this one for you. Five brands rule out taking the car into Mexico, two allow it only for US residents on corporate accounts, and the trolley to the border is $2.50 a ride. Everything else on this page comes down to taste and arithmetic. Legoland suits a car. At our assumptions it’s about $105 for two with $40 parking, and the cost splits across everyone in the car. La Jolla, at 12.5 miles and about 20 minutes each way, is a half-day drive or a ride — a trip, not a day. Coronado is easier by ferry.
| Company | What its own page says |
|---|---|
| Enterprise | Vehicles rented in the United States cannot be driven into Mexico. source |
| National | Vehicles cannot be driven into Mexico. source |
| Alamo | Vehicles cannot be driven into Mexico. source |
| Sixt | US-rented vehicles may not be driven to, through or within Mexico under any circumstances. source |
| Hertz | Its LAX rental-terms page says Hertz vehicles cannot be driven into Mexico, with “different restrictions” possible by state. source |
| Avis | Only at select locations, for US residents on a corporate account, with special Mexican insurance bought at the counter, and the car must come back to the US. source |
| Budget | Only corporate customers, US residents, with Mexican liability insurance sold only at the counter. source |
| Thrifty and Dollar | Say Mexican insurance is required and offered in California; we found no residency or corporate rule, and couldn’t confirm the San Diego branches allow it. source |
Each company’s own policy page, read Sept 28, 2026 Confirm before you quote
Nine brands checked, and five say no in print.
Avis and Budget make room only for corporate accounts held by US residents, with Mexican insurance sold at the counter. Avis also wants the car back in the US.
For a leisure renter, plan on no. Not a maybe.
The trolley gets you to the border instead — a fare, not a rental. Blue Line trolleys leave every 15 minutes for the San Ysidro Transit Center, right at the border, at $2.50 one way. By our reading of the timetable, the trip from the Santa Fe Depot takes 28 to 30 minutes.
Cross Border Xpress isn’t the alternative: that bridge is for ticketed passengers at Tijuana’s airport, not a way into the city.
The State Department’s Baja California advisory, which covers Tijuana, is “Reconsider travel” — with the concern concentrated in non-tourist areas.
Border hours, wait times and return papers are things we couldn’t confirm from a US or Mexican government page. CBP and the State Department are the places to check, and passports are the norm.
How a Legoland day actually runs
Start with the calendar, because the desk hours, not the drive, decide how this day goes.
Avis and Budget in Little Italy are open Sunday mornings only, and Enterprise is closed — pick up on a weekday if you can.
The Little Italy Avis and Budget desk is about 0.8 miles out from B Street (our estimate), a short ride once you’re off the ship. Enterprise’s own page has a line for ship passengers — call the branch after you disembark — so ask what that gets you.
You can pick the car up the morning you get off, or the day before — the same desks, the same hours.
The drive north to Carlsbad is about 32 miles and 42 min with no traffic, our estimate. Plan on longer, and parking at the park is $40.
The evening is where the plan gets tight.
Avis in Little Italy stays open until 7 on weekdays and closes at noon on Sundays, and Enterprise’s branch takes no after-hours returns.
So get back within hours — or use Sixt’s garage, or the airport, where Avis and Budget stay open around the clock.
What does a Legoland day cost with four in the car?
It starts with four people and a downtown pickup; change any box that doesn’t match your trip.
The rental, line by line
An estimate, not a quote. It starts from $60 a day, our assumption for a bigger car, so type over it with your real rate. Discover Cars’ Sept 25 to 27, 2026 search showed “from” prices of $32 a day at the airport and $31 downtown, and its own page says they’re approximate. Switch the pickup to the airport and the calculator adds the airport’s $9-a-day customer facility charge, which stops at five days. It also adds an 11% concession fee we assumed, because no one publishes one for San Diego. Tax is California’s 3.5% tourism assessment only. Whether sales tax applies is disputed, so any line on your quote goes in the fee box. Gas is 30 mpg and $6.39 a gallon (AAA’s San Diego average, read Sept 28, 2026), over about 64 miles, downtown to Carlsbad and back by our estimate. None of the roads has a toll. The rental is one day and starts downtown. Park tickets cost the same however you arrive, so they’re left out.
A $60 daily rate for a roomier car puts one day near $116 with parking. That covers the whole car — about $29 a head at four.
Two of you in a $50 car come to about $105, and a La Jolla run with no parking is about $57.
The mistake to avoid is renting for a day trip and then paying $30 to $57 a night for a downtown hotel garage. The calculator above doesn’t include that.
Seven places, and the miles to each
| Place | Price and hours | From the terminal | |
|---|---|---|---|
| LEGOLAND California | Parking $40; preferred from $45, valet from $55 | Carlsbad, 32 miles | source |
| SeaWorld San Diego | Parking from $35 on its parking page; an older FAQ says $25 | 5.6 miles; MTS routes 8 and 9 also go | source |
| San Diego Zoo Safari Park | Parking $20; hours 9 to 5 in late September | Escondido, 32 miles | source |
| San Diego Zoo | Parking $16 a day; buses run from downtown | Balboa Park, 3.3 miles | source |
| Cabrillo National Monument | $20 a vehicle for 7 days; Route 84 hourly on weekdays | Point Loma, 8.4 miles | source |
| Temecula wine country | Nearly 50 wineries; drive times only from us | 59 miles, about 70 minutes | source |
| Anza-Borrego Desert State Park | $10 a vehicle, about a two-hour drive | Inland desert | source |
Each site’s own page, with distances from our estimates (OpenStreetMap routing, no traffic, no stops), Sept 28, 2026 Checked Sept 28, 2026
La Jolla Cove is 12.5 miles and about 20 minutes each way — an afternoon rather than a day. We couldn’t read the parking rules there, so check them first.
Cabrillo National Monument on Point Loma, 8.4 miles from the terminal by our estimate, is the other short drive — the kind where a car earns its place.
Torrey Pines is the catch.
The state’s page says the reserve is closed to all visitors from Sept 22, 2026 for a utility project. It gives no reopening date, so look again before you plan around it.
Balboa Park’s lower lots charge non-residents $10 for up to four hours or $16 for the day — with a free tram from the Inspiration Point lot.
The zoo and the park are both on the bus from downtown. Leave the car for them.
Take the ferry to Coronado
| What we found | |
|---|---|
| The ferry | $9 one way or $18 round trip from Broadway Pier, about hourly; children 3 and under and bikes ride free |
| Times | First leisure boat about 9 AM; last departure about 9 PM Sunday through Thursday, 10 PM Friday and Saturday, per the Ferry Landing’s page |
| Getting around | MTS Route 904 runs from the Coronado Ferry Landing to Coronado City Hall |
| The bridge | Free to cross since 2002 |
| From the pier | 6.8 miles, about 13 min, to the Hotel del Coronado by car; our estimate, no traffic |
The ferry operator’s page and the Ferry Landing’s, read Sept 28, 2026; the operator’s site was closed to our tools, so confirm times Times unconfirmed
Broadway Pier sits on the same waterfront as the cruise terminals, so the ferry is the easy way across. Take the boat over, then the bus to City Hall or a walk.
Booking the car, then the park
Look at downtown San Diego first — the airport only matters if that’s where you land. The park tickets are a separate purchase, best made on Legoland’s own site for your date.
- Pick-up: downtown San Diego
- Drop-off: the same desk or another downtown one
- Total shown before you pay
- Free cancellation up to 48 hrs ahead
Tijuana, Legoland, Coronado and Torrey Pines, answered
Is a Tijuana day trip possible in a San Diego rental car?
Mostly no. Five brands rule it out (Sixt, Hertz, Alamo, National and Enterprise), and the two that don’t, Avis and Budget, reserve it for corporate accounts held by US residents, with Mexican insurance bought at the counter. The MTS Blue Line fills the gap by running to the border for $2.50 one way.
How long is the drive from the ship to Legoland?
Roughly 32 miles and 42 minutes from B Street by our route estimate, with no traffic. Parking at the park is $40 a day, and we found no official shuttle from downtown.
How much is the Coronado ferry?
One way is $9 and a round trip $18, with a boat from Broadway Pier roughly every hour. Kids 3 and under and bikes go free. The operator’s own site was closed to our tools, so confirm times.
Is Torrey Pines open?
Not when we checked on Sept 28, 2026. The state’s reserve page lists it as closed to all visitors from Sept 22, 2026 for a utility project, with no reopening date, so look again before you plan a day around it.
Do I need a car for the San Diego Zoo or Balboa Park?
No — Rapid 215 covers both from downtown in about 15 minutes. If you do drive, zoo parking is $16 a day and Balboa Park’s lower lots are $10 for four hours.
More on renting around a San Diego cruise
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