There are 5 ways to get from Costa Mesa to Ontario by train (Amtrak), bus, car, or taxi
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Train (Amtrak)
best- Take the train from Santa Ana to Los Angelestrain Pacific Surfliner
- Take the train from Los Angeles to Ontario Amtraktrain Texas Eagle / ...
4h 2m$41–67Line 57 bus, line 286 bus
cheapest- Take the bus from Bristol-Sunflower to Ring-Brea Mallbus 57
- Take the bus from Brea Mall to Pomona Transit Centerbus 286
4h 12m$7–12Drive 39.3 mi
- Drive from Costa Mesa to Ontariocar 39.3 mi
45 min$7–10Taxi
- Take the taxi from Costa Mesa to Ontariotaxi 39.3 mi
45 min$140–170Line 47 bus, bus
- Take the bus from Placentia-19Th to Anaheim-Cerritosbus 47
- Take the bus from Anaheim-Cerritos to Ontario Convention Centerbus Cbx
5h 54m$24–37
Costa Mesa to Ontario by bus and train (Amtrak)
Comparing Your Travel Options
The cheapest way to get from Costa Mesa to Ontario is to drive which costs $6 - $10 and takes 45 min.
The fastest way to get from Costa Mesa to Ontario is to drive which takes 45 min and costs $6 - $10.
No, there is no direct bus from Costa Mesa to Ontario. However, there are services departing from Harbor-Bernard and arriving at Holt @ Palm via Bristol-Sunflower, Brea Mall and Pomona Transit Center. The journey, including transfers, takes approximately 4h 12m.
No, there is no direct train from Costa Mesa to Ontario. However, there are services departing from Santa Ana and arriving at Ontario Amtrak via Los Angeles. The journey, including transfers, takes approximately 4h 2m.
The distance between Costa Mesa and Ontario is 81 miles. The road distance is 39.5 miles.
The best way to get from Costa Mesa to Ontario without a car is to train which takes 4h 2m and costs $40 - $70.
It takes approximately 4h 2m to get from Costa Mesa to Ontario, including transfers.
Costa Mesa to Ontario bus services, operated by OCTA, depart from Bristol-Sunflower station.
Costa Mesa to Ontario train services, operated by Amtrak, depart from Santa Ana station.
The best way to get from Costa Mesa to Ontario is to train which takes 4h 2m and costs $40 - $70. Alternatively, you can line 57 bus and line 286 bus, which costs $7 - $12 and takes 4h 12m.
What companies run services between Costa Mesa, CA, USA and Ontario, CA, USA?
You can take a bus from Oc Fair-Yellow Gate to Ontario Amtrak via The Depot At Santa Ana Dock 9, Santa Ana, and Los Angeles in around 4h 2m. Alternatively, you can take a bus from Harbor-Bernard to Holt @ Palm via Bristol-Sunflower, Ring-Brea Mall, Brea Mall, and Pomona Transit Center in around 4h 12m.
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Santa Ana to Los Angeles
- Ave. Duration
- 53 min
- Frequency
- Hourly
- Estimated price
- $19–30
- Website
- Amtrak
Train from Los Angeles to Ontario Amtrak
- Ave. Duration
- 54 min
- Frequency
- 6 times a week
- Estimated price
- $20–35
- Website
- Amtrak
- Phone
- +1 714-560-6282
- Website
- octa.net
Bus from Bristol-Sunflower to Ring-Brea Mall
- Ave. Duration
- 1h 22m
- Frequency
- Every 30 minutes
- Estimated price
- $2
- Schedules at
- octa.net
- Adult One-way
- $2
Bus from Placentia-19Th to Anaheim-Cerritos
- Ave. Duration
- 1h 12m
- Frequency
- Every 30 minutes
- Estimated price
- $2
- Schedules at
- octa.net
- Adult One-way
- $2
- Phone
- +1 800-743-3463
- [email protected]
- Website
- Foothill Transit
Bus from Brea Mall to Pomona Transit Center
- Ave. Duration
- 44 min
- Frequency
- Hourly
- Estimated price
- $1–6
- Website
- Foothill Transit
- [email protected]
- Website
- Cross Border Xpress
Bus from Anaheim-Cerritos to Ontario Convention Center
- Ave. Duration
- 3h 42m
- Frequency
- Once daily
- Estimated price
- $22–35
- Website
- Cross Border Xpress
- Ave. Duration
- 45 min
- Estimated price
- $140–170
Affordable Yellow Cab
- Phone
- +1 714-235-3035
California Yellow Cab
- Phone
- (714) 444-4444
OCTAP
- Website
- octap.net
Yellow Cab Anaheim
- Phone
- +1 714-905-5453
OCY Taxi
- Phone
- +1-949-444-2552
- Website
- ocridetoairports.com
Yellow Cab
- Phone
- +1-714-999-9999
- Website
- yellowcab.com
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Why you should take the train in the US
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Booking & Getting There
Costa Mesa to Ontario bus services, operated by OCTA, arrive at Ring-Brea Mall station.
Costa Mesa to Ontario train services, operated by Amtrak, arrive at Los Angeles station.
Yes, the driving distance between Costa Mesa to Ontario is 40 miles. It takes approximately 45 min to drive from Costa Mesa to Ontario.
There are 252+ hotels available in Ontario.









