Logistics
Crossing the border
The medicine is the easy part to research. The logistics are what people get wrong, and the mistakes are expensive: a missed second appointment, a flight booked too soon after surgery, four hours in the wrong queue.
Park on the US side and walk
This is what most experienced patients do. You leave the car in a lot near the San Ysidro crossing, walk across, and the clinic picks you up on the Mexican side. Coming back, the pedestrian queue and the vehicle queue are entirely different waits, and being on foot is a great deal better than sitting in a queue straight after a procedure.
Ask your clinic whether they run transport from the crossing. Many that serve US patients do, and it removes the part of the trip you know least about.
Documents
You need a US passport, passport card, or enhanced driver's licence to re-enter the United States. Bring it even for a short appointment: the crossing is trivial until you can't make it. Confirm current requirements with CBP before you travel.
The Medical Lane
San Ysidro runs a dedicated lane for medical patients to shorten the northbound wait. The details of who can use it and what you need to show change over time, so treat your clinic as the authority here. They send patients through it constantly and will know the current arrangement.
Timing the trip around the procedure
This is the part worth planning properly:
- Do not drive yourself home after any anaesthetic. Bring someone, and for surgery plan on staying in the area for the recovery period your surgeon specifies rather than the minimum you can get away with.
- Ask how many days before you can fly. Abdominal and eye surgery both carry real post-operative intervals, and this is the single most common way a cross-border surgical trip goes wrong.
- Ask how many in-person visits the whole course of treatment needs. A single-visit surgery with follow-up you can do at home is a very different trip from an IVF cycle that needs repeated monitoring.
- Build in a buffer on the return. The wait at the crossing is the least predictable part of the day and it has no interest in your flight.
Money
Clinics serving US patients generally quote and accept US dollars. Agree the amount and the currency in writing before you arrive, and be cautious about large wire transfers in advance of any examination. A deposit to hold a surgical slot is normal; paying for everything up front isn't.
Getting there from where you're
From San Diego
About 20 miles to the San Ysidro crossing. 25 to 40 minutes to the border, depending on traffic.
From Los Angeles
About 140 miles to San Ysidro. 2.5 to 3.5 hours, longer in peak traffic.
From Phoenix
About 360 miles to San Diego. 5.5 to 6.5 hours by road.
From Las Vegas
About 330 miles to San Diego. 5 to 6 hours by road.
From Sacramento
About 500 miles to San Diego. 8 hours or more by road.
From Tucson
About 410 miles to San Diego. 6 to 7 hours by road.
From Vancouver
About 1,300 miles to San Diego. Roughly a 3 hour flight to San Diego, then 30 minutes to the border.
From Calgary
About 1,500 miles to San Diego. Roughly a 3.5 hour flight, often with a connection.
From Toronto
About 2,250 miles to San Diego. Roughly a 5.5 hour direct flight.
From Edmonton
About 1,600 miles to San Diego. Roughly a 4 hour flight, usually with a connection.
Questions patients actually ask
What documents do I need?
For the return into the United States you need a US passport, a passport card, or an enhanced driver's licence from a state that issues them. Going south into Mexico is straightforward; the document requirement is for coming back. Check the current CBP requirements before you travel, because these rules do change.
Should I drive across or park and walk?
Most patients park on the US side near San Ysidro and walk across. The northbound vehicle queue and the pedestrian queue move at completely different speeds, and walking means you aren't sitting in a car for hours after a procedure. Clinics in Zona Río routinely collect patients on the Mexican side of the crossing.
What is the Medical Lane?
San Ysidro operates a dedicated lane for people crossing for medical appointments, intended to shorten the northbound wait. Availability, hours and the documentation you need to use it change, so confirm the current arrangement with your clinic, which will deal with it far more often than you will.
How long is the wait coming back?
It varies enormously by time of day and day of week, and it's the single least predictable part of the trip. CBP publishes live border wait times. Check them on the morning you travel rather than relying on what someone told you last year.
Can I fly home the same day?
After a consultation, yes. After surgery under general anaesthetic, no. Several of the procedures people cross for, abdominal surgery and eye surgery in particular, carry a specific interval before it's safe to fly, and that interval is set by your surgeon and not by your flight booking. Ask for it in writing and book around it.
Is Zona Río where the clinics are?
Most of the clinics set up for international patients are in Zona Río, Tijuana's main business and medical district, along with the larger hospitals. It's close to the crossing and used to receiving US patients.