There are 5 ways to get from Ontario to San Ysidro by bus, train (Amtrak), car, bus (Greyhound), 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.
Line 486 bus, bus
best- Take the bus from Pomona Transit Center to Garvey Ave and Mountain View Rd Wbus 486
- Take the bus from El Monte to San Ysidrobus Lxus 3105
5h 42m$35–63Drive 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$77–137Bus (Greyhound)
- Take the bus from Montclair Transcenter to San Ysidro Bus Terminalbus Greyhound US0901
5h 45m$32–52Line 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$55–90
Ontario to San Ysidro by bus
Comparing Your Travel Options
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 Holt @ Lemon and arriving at San Ysidro Bl & I-805 via Pomona Transit Center, El Monte and San Ysidro Transit Center. The journey, including transfers, takes approximately 5h 42m.
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 line 486 bus and bus which takes 5h 42m and costs $35 - $65.
It takes approximately 5h 42m to get from Ontario to San Ysidro, including transfers.
Ontario to San Ysidro bus services, operated by Foothill Transit, depart from Pomona Transit 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 line 486 bus and bus which takes 5h 42m and costs $35 - $65. Alternatively, you can train, which costs $75 - $140 and takes 6h 55m.
What companies run services between Ontario, CA, USA and San Ysidro, CA, USA?
You can take a bus from Holt @ Lemon to San Ysidro Bl & I-805 via Pomona Transit Center, Garvey Ave and Mountain View Rd W, El Monte, San Ysidro, and San Ysidro Transit Center in around 5h 42m. 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
- Metrolink Trains
Train from Montclair to L.A. Union Station
- Ave. Duration
- 1h 6m
- Frequency
- Hourly
- Estimated price
- $8–12
- Website
- Metrolink Trains
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Los Angeles to San Diego Old Town Transportation Center
- Ave. Duration
- 2h 42m
- Frequency
- Hourly
- Estimated price
- $65–110
- Website
- Amtrak
Train from Santa Ana to San Diego
- Ave. Duration
- 2h 6m
- Frequency
- Hourly
- Estimated price
- $50–80
- Website
- Amtrak
- Phone
- +1 800-743-3463
- [email protected]
- Website
- Foothill Transit
Bus from Pomona Transit Center to Garvey Ave and Mountain View Rd W
- Ave. Duration
- 1h 14m
- Frequency
- Every 30 minutes
- Estimated price
- $1–6
- Website
- Foothill Transit
- Phone
- +1 866 691 9732
- [email protected]
- Website
- Limousine Express
Bus from El Monte to San Ysidro
- Ave. Duration
- 2h 30m
- Frequency
- Twice daily
- Estimated price
- $30–50
- Website
- Limousine Express
- One Way
- $30–50
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- Greyhound
Bus from Montclair Transcenter to San Ysidro Bus Terminal
- Ave. Duration
- 4h 10m
- Frequency
- Once daily
- Estimated price
- $28–45
- Website
- Greyhound
- 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
- $2
- Schedules at
- octa.net
- Adult One-way
- $2
Want to know more about travelling around United States
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Booking & Getting There
Ontario to San Ysidro bus services, operated by Foothill Transit, arrive at Garvey Ave and Mountain View Rd W 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 1304+ hotels available in San Ysidro.

















