The average train between Rancho Cucamonga and San Diego takes 4h 59m and the fastest train takes 4h 26m. The train service runs several times per day from Rancho Cucamonga to San Diego. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 3 hours between Rancho Cucamonga and San Diego. The earliest departure is at 4:11 AM at night, and the last departure from Rancho Cucamonga is at 8:04 PM which arrives into San Diego at 1:04 AM. All services require a transfer at L.A. Union Station and take an average of 4h 59m. The schedules shown below are for the next available departures.

4h 56m • 1 change

4h 26m • 1 change

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4h 26m • 1 change

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6h 3m • 1 change

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4h 53m • 1 change

4h 56m • 1 change

4h 26m • 1 change

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Want to know about travelling from Rancho Cucamonga to San Diego? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Rancho Cucamonga to San Diego. However, there are services departing from Rancho Cucamonga station and arriving at San Diego station via L.A. Union Station station. The journey, including transfers, takes approximately 4h 59m.
Rancho Cucamonga to San Diego train services, operated by Metrolink Trains, depart from Rancho Cucamonga station.
Rancho Cucamonga to San Diego train services, operated by Metrolink Trains, arrive at San Diego station.
The distance between Rancho Cucamonga and San Diego is 159.8 km. The road distance is 271 km.
You can take a train from Rancho Cucamonga to San Diego via L.A. Union Station and Los Angeles in around 5h 16m.