- Must visit
USS Midway Museum
A large aircraft carrier museum on the waterfront with restored aircraft, flight deck exhibits, and naval history. One of the city's most visited cultural attractions.
Cheapest price
$121
Average price
$337
Fastest journey
14 h 38 m
Average duration
14 h 40 m
Trains per day
2
Distance
678 km
The best way to find a cheap train ticket from Cupertino, CA to San Diego, CA is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Cupertino, CA to San Diego, CA will cost around $337 if you buy it on the day, but the cheapest tickets can be found for only $121.
Of the 2 trains that leave Cupertino, CA for San Diego, CA on Fri, Jul 03, 2 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Jul 03 the direct trains cover the 678 km distance in an average of 14 h 40 m but if you time it right, some trains will get you there in just 14 h 38 m .
On Fri, Jul 03 the slowest trains will take 14 h 42 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.




Omio recommends booking the flight as it is the most popular option from Cupertino, CA to San Diego, CA among Omio's users. If you are prioritising price take the bus with prices starting from $95. For those with little time consider booking a flight which can get you there in 1h 26m. The ticket price range depends on the travel mode: a bus costs an average of $95, and a train costs an average of $120.
Distance: 421 miles (678 km)
| Train | Most popular Flight | Bus | Driving |
|---|---|---|---|
$233 Average price | $223 Average price | $111 Average price Cheapest | $95 Average price (fuel + tolls) |
14h 55m Average total duration 14h 25m Onboard + 30m Additional time* | 4h 26m Average total duration Fastest 1h 26m Onboard + 3h 0m Additional time* | 11h 10m Average total duration 10h 40m Onboard + 30m Additional time* | 7h 10m Average total duration (door-to-door) |
Direct Options | Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Cupertino, CA to San Diego, CA:
A bus is $112 (€92) less than a flight for this route with tickets for a flight from Cupertino, CA to San Diego, CA costing on average $223 (€184).
A bus is $121 (€100) less than a train for this route with tickets for a train from Cupertino, CA to San Diego, CA costing on average $233 (€192).
Other travel options to San Diego, CA take longer:
Bus takes on average 10h 40m.
Train takes on average 14h 25m.
Tickets start at around $233 (€192) compared to roughly $95 (€78) in fuel and tolls — a saving of about $-138.10 (€-113.93). The journey takes 14h 25m versus 7h 10m by car, so you'll arrive a bit later, but you can work, read, or sleep along the way rather than spending the time behind the wheel. You'll also save the hassle of parking at the other end.
Driving is worth it if you're on a tight schedule, travelling as a group, or want to stop somewhere en route.
The table below shows live departures for Cupertino, CA to San Diego, CA trains for today, Thursday, July 2. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 1:25 PM Cupertino, CA | 14h42 | 4:07 AM San Diego, CA | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare bus, train, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Trains from Cupertino, CA to San Diego, CA run on average 10 times per day, taking around 14h 25m. Cheap train tickets for this journey start at $120 (€99) but you can travel from only $95 (€79) by bus.
The earliest train runs at 04:01, the last at 21:25. The fastest train covers the 421 miles (678 km) distance in 13h 39m.
Distance 421 miles (678 km) |
Average train duration 14h 25m |
Cheapest ticket price $120 (€99) |
Trains per day 10 |
Fastest train 13h 39m |
First train 4:01 AM |
Last train 9:25 PM |
Cheapest Month Nov |
Cheapest Day Wed |
High Season Apr - Jun |
Low Season Oct - Dec |
Discover the best of San Diego — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect San Diego trip today.
A large aircraft carrier museum on the waterfront with restored aircraft, flight deck exhibits, and naval history. One of the city's most visited cultural attractions.
Balboa Park's flagship art museum, known for European old masters, South Asian art, and major rotating exhibitions in a landmark Spanish Colonial building.
Contemporary art museum with a major La Jolla campus and strong collection of postwar and current works, plus ocean-view architecture and installations.
San Diego's signature urban park, filled with gardens, plazas, museums, and Spanish Colonial architecture. It is one of the city's essential places to explore.
A scenic coastal area known for sea lions, turquoise water, dramatic cliffs, and some of the most photographed ocean views in San Diego.
A popular waterfront walking area with bay views, promenades, and public spaces near downtown, especially appealing at sunset and on casual strolls.
Baja-style fish tacos are a San Diego staple, usually made with battered or grilled local fish, cabbage, crema, and salsa in a corn tortilla.
A classic San Diego burrito filled with carne asada, fries, cheese, and salsa, reflecting the city’s Mexican borderland food culture.
A beloved local late-night dish of fries topped with carne asada, cheese, guacamole, sour cream, and salsa.
An iconic casual spot in Barrio Logan known for house-made tortillas, rice, beans, and traditional Mexican plates with a no-frills atmosphere.
A long-running waterfront seafood market and eatery loved for fresh fish sandwiches, chowder, and a classic San Diego harbor setting.
A popular casual restaurant serving upscale fried chicken, sandwiches, and local beers in a lively indoor-outdoor setting.
San Diego is pricey by U.S. standards, especially for hotels and dining near beaches and downtown.
Tip 18-20% at restaurants; 20%+ for great service. Tip USD 1-2 per drink at bars, round up taxis, and tip hotel staff USD 2-5.
Find answers to the most common questions about traveling from Cupertino, CA to San Diego, CA by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at San Diego, CA, this guide helps you travel smarter and with confidence.

Most Cupertino, CA to San Diego, CA trains use the San José Diridon Station to Santa Fe Depot station pair. Use this guide to compare Cupertino, CA and San Diego, CA train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.
Santa Fe Depot is 1 km from San Diego city centre. Public transport options include:
Santa Fe Depot has practical services for this route, including Wifi, Lockers, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Lost and Found Office, Ticket Office, Bike Parking, Car Rental, Information Desk, and Luggage Carts.
Food options include: The Fish Market, Karl Strauss Brewing Company
Free. ATMs are available in the train station.
Ticket office support is available at Santa Fe Depot. Information desks are located in the main hall.
Luggage storage is available at Santa Fe Depot. Lost and found is available at the station.
Available at Santa Fe Depot: Parking, Taxis, WC.
Available at Santa Fe Depot: Bike Parking, Car Rental.
Accessibility facilities are available at Santa Fe Depot: Ramps.
Nearby hotels include The Westin San Diego, The Guild Hotel, San Diego, a Tribute Portfolio Hotel, Embassy Suites by Hilton San Diego Bay Downtown.
Here are some other resources that might have the information you need