There are 5 ways to get from Ontario to San Ysidro by bus, train (Amtrak), car, or train
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Bus via El Monte
best- Take the bus from Ontario Convention Center to El Montebus El Paso
- Take the bus from El Monte to San Ysidrobus Lxus 3105
4h 18mDrive 124.6 mi
cheapest- Drive from Ontario to San Ysidrocar 124.6 mi
2h 6m$23–33Train
- Take the train from Montclair to L.A. Union Stationtrain SB Line
- Take the train from Los Angeles to San Diego Old Town Transportation Centertrain Pacific Surfliner
6h 55m$52–112Bus
- Take the bus from 285 S East End Ave - Pomona to San Ysidro, CAbus Las Vegas
6h 9m$50–83Line 59 bus, train
- Take the bus from Ring-Brea Mall to The Depot At Santa Ana Dock 3bus 59
- Take the train from Santa Ana to San Diegotrain Pacific Surfliner
7h 24m$35–70
Questions & Answers
The cheapest way to get from Ontario to San Ysidro is to drive which costs $22 - $35 and takes 2h 6m.
The fastest way to get from Ontario to San Ysidro is to drive which takes 2h 6m and costs $22 - $35.
No, there is no direct bus from Ontario to San Ysidro. However, there are services departing from Ontario Convention Center and arriving at San Ysidro Bl & I-805 via El Monte and San Ysidro Transit Center. The journey, including transfers, takes approximately 4h 18m.
No, there is no direct train from Ontario to San Ysidro station. However, there are services departing from Montclair and arriving at Beyer Blvd Station via Los Angeles and Old Town Station. The journey, including transfers, takes approximately 6h 55m.
The distance between Ontario and San Ysidro is 167 miles. The road distance is 125.3 miles.
The best way to get from Ontario to San Ysidro without a car is to bus via El Monte which takes 4h 18m and costs .
It takes approximately 4h 18m to get from Ontario to San Ysidro, including transfers.
Ontario to San Ysidro bus services, operated by Limousine Express, depart from Ontario Convention Center station.
Ontario to San Ysidro train services, operated by Metrolink Trains, depart from Montclair station.
The best way to get from Ontario to San Ysidro is to bus via El Monte which takes 4h 18m and costs . Alternatively, you can train, which costs $50 - $120 and takes 6h 55m.
What companies run services between Ontario, CA, USA and San Ysidro, CA, USA?
You can take a bus from Ontario Convention Center to San Ysidro Bl & I-805 via El Monte, San Ysidro, and San Ysidro Transit Center in around 4h 18m. Alternatively, you can take a bus from Mountain @ 5th Street to Beyer Blvd Station via Montclair Transit Center, Montclair, L.A. Union Station, Los Angeles, San Diego Old Town Transportation Center, and Old Town Station in around 6h 55m.
- Phone
- (800) 371-LINK (5465)
- Website
- metrolinktrains.com
Train from Montclair to L.A. Union Station
- Ave. Duration
- 1h 6m
- Frequency
- Hourly
- Estimated price
- $8–12
- Website
- https://metrolinktrains.com
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Los Angeles to San Diego Old Town Transportation Center
- Ave. Duration
- 2h 42m
- Frequency
- Hourly
- Estimated price
- $40–85
- Website
- https://www.amtrak.com/home.html
Train from Santa Ana to San Diego
- Ave. Duration
- 2h 6m
- Frequency
- Hourly
- Estimated price
- $30–60
- Website
- https://www.amtrak.com/home.html
- Phone
- +1 866 691 9732
- [email protected]
- Website
- eplalimo.com
Bus from Ontario Convention Center to El Monte
- Ave. Duration
- 35 min
- Frequency
- 3 times a day
- Estimated price
- $23–35
- Website
- https://eplalimo.com/
- One Way
- $23–35
Bus from El Monte to San Ysidro
- Ave. Duration
- 2h 30m
- Frequency
- Twice daily
- Schedules at
- example.com
- Phone
- +1 833 766 3553
- Website
- tufesainternacional.com
Bus from 285 S East End Ave - Pomona to San Ysidro, CA
- Ave. Duration
- 4h
- Frequency
- Once daily
- Estimated price
- $45–70
- Schedules at
- tufesainternacional.com
- Adult One way
- $45–70
- Phone
- +1 714-560-6282
- Website
- octa.net
Bus from Ring-Brea Mall to The Depot At Santa Ana Dock 3
- Ave. Duration
- 1h 4m
- Frequency
- Hourly
- Estimated price
- $1–2
- Schedules at
- octa.net
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More Questions & Answers
Ontario to San Ysidro bus services, operated by Limousine Express, arrive at El Monte station.
Ontario to San Ysidro train services, operated by Metrolink Trains, arrive at L.A. Union Station.
Yes, the driving distance between Ontario to San Ysidro is 125 miles. It takes approximately 2h 6m to drive from Ontario to San Ysidro.
There are 1111+ hotels available in San Ysidro.

















