There are 8 ways to get from Ontario to Maryland by plane, train (Amtrak), bus (Greyhound, Flixbus), car, taxi, subway, train, or bus
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly Ontario International Airport to Baltimore-Washington International Airport
best- Fly from Ontario International Airport (ONT) to Baltimore-Washington International Airport (BWI)plane ONT - BWI
7h 2m$191–761Train via Washington
- Take the train from San Bernardino to Chicago Union Stationtrain
- Take the train from Chicago Union Station to Rockville Amtraktrain
- Take the train from Washington Union Station to Baltimore Penn Stationtrain
2d 15h$753–2,355Bus
- Take the bus from Montclair Transcenter to St Louis Bus Stationbus
- Take the bus from St Louis Bus Station to Philadelphia Bus Stationbus
- Take the bus from Philadelphia Bus Station to Baltimore Downtown Bus Stationbus
2d 19h$449–729Drive 2,580.5 mi
- Drive from Ontario to Baltimorecar 2,580.5 mi
42h 12m$471–681Taxi to John Wayne Airport Orange County, fly to Washington Dulles International Airport, subway
- Take the taxi from Ontario to Santa-Ana-Airport-SNAtaxi
- Fly from John Wayne Airport Orange County (SNA) to Washington Dulles International Airport (IAD)plane SNA - IAD
- Take the subway from Washington Dulles International Airport, Silver Line Center Platform to Farragut West, Blue/Orange/Silver Line Track 1 Platformsubway
7h 9m$592–1,046Train to Los Angeles International Airport, fly to Ronald Reagan Washington National Airport
- Take the train from Montclair to L.A. Union Stationtrain
- Fly from Los Angeles International Airport (LAX) to Ronald Reagan Washington National Airport (DCA)plane LAX - DCA
9h 42m$211–584Train, bus
- Take the train from Ontario Amtrak to Chicago Union Stationtrain
- Take the bus from Chicago Bus Station to Harrisburg Bus Stationbus
- Take the bus from Harrisburg Bus Station to Baltimore Downtown Bus Stationbus
3d 9h$826–1,740Train (Amtrak)
- Take the train from Ontario Amtrak to Chicago Union Stationtrain
- Take the train from Chicago Union Station to Baltimore Penn Stationtrain
3d 15h$952–2,088
Ontario to Maryland by bus, train, and subway
Comparing Your Travel Options
The cheapest way to get from Ontario to Maryland is to train and fly which costs $210 - $600 and takes 9h 42m.
The fastest way to get from Ontario to Maryland is to fly which takes 7h 2m and costs $190 - $800.
No, there is no direct bus from Ontario to Maryland. However, there are services departing from Mountain @ D Street and arriving at PACA ST & BALTIMORE nb via Montclair Transcenter, St Louis Bus Station, Philadelphia Bus Station and HAINES ST & WARNER ST eb. The journey, including transfers, takes approximately 2 days 19h.
No, there is no direct train from Ontario to Maryland station. However, there are services departing from Montclair and arriving at Baltimore Penn Station via San Bernardino, Chicago Union Station, Rockville, Red Line Center Platform and Washington Union Station. The journey, including transfers, takes approximately 2 days 15h.
The distance between Ontario and Maryland is 2300 miles. The road distance is 2595.6 miles.
The best way to get from Ontario to Maryland without a car is to train via Washington which takes 2 days 15h and costs $750 - $2,400.
It takes approximately 7h 2m to get from Ontario to Maryland, including transfers.
Ontario to Maryland bus services, operated by Greyhound USA, depart from Montclair Transcenter station.
Ontario to Maryland train services, operated by Amtrak, depart from San Bernardino station.
The best way to get from Ontario to Maryland is to fly which takes 7h 2m and costs $190 - $800. Alternatively, you can train via Washington, which costs $750 - $2,400 and takes 2 days 15h, you could also bus, which costs $440 - $750 and takes 2 days 19h.
What companies run services between Ontario, CA, USA and Maryland, USA?
Southwest Airlines, Delta, and two other airlines fly from Ontario International Airport (ONT) to Baltimore-Washington International Airport (BWI) every 3 hours. Alternatively, you can take a bus from Mountain @ 5th Street to Baltimore Penn Station via Montclair Transit Center, Montclair, San Bernardino Depot, San Bernardino, Chicago Union Station, Rockville Amtrak, Rockville, Red Line Center Platform, Union Station, Red Line Center Platform, and Washington Union Station in around 2d 15h.
- Website
- southwest.com
Flights from Ontario International Airport to Baltimore-Washington International Airport via Denver
- Ave. Duration
- 7h 8m
- When
- Every day
- Estimated price
- $180–800
Flights from Ontario International Airport to Baltimore-Washington International Airport via Nashville
- Ave. Duration
- 6h 35m
- When
- Monday, Thursday, and Friday
- Estimated price
- $190–800
Flights from Ontario International Airport to Baltimore-Washington International Airport via Dallas
- Ave. Duration
- 8h 8m
- When
- Every day
- Estimated price
- $190–800
Flights from Ontario International Airport to Baltimore-Washington International Airport via Chicago Midway
- Ave. Duration
- 7h 40m
- When
- Monday and Tuesday
- Estimated price
- $180–800
Flights from Los Angeles International Airport to Ronald Reagan Washington National Airport via St. Louis
- Ave. Duration
- 6h 41m
- When
- Tuesday, Wednesday, and Saturday
- Estimated price
- $220–900
Flights from Los Angeles International Airport to Ronald Reagan Washington National Airport via Nashville
- Ave. Duration
- 6h 40m
- When
- Monday, Saturday, Sunday, Tuesday, and Wednesday
- Estimated price
- $220–950
Flights from Los Angeles International Airport to Ronald Reagan Washington National Airport via Chicago Midway
- Ave. Duration
- 6h 47m
- When
- Tuesday and Wednesday
- Estimated price
- $220–950
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from San Bernardino to Chicago Union Station
- Ave. Duration
- 41h 39m
- Frequency
- Once daily
- Estimated price
- $550–1,300
- Website
- Amtrak
Train from Chicago Union Station to Rockville Amtrak
- Ave. Duration
- 16h 41m
- Frequency
- Once daily
- Estimated price
- $190–440
- Website
- Amtrak
Train from Washington Union Station to Baltimore Penn Station
- Ave. Duration
- 1h 2m
- Frequency
- Every 30 minutes
- Estimated price
- $10–23
- Website
- Amtrak
Train from Ontario Amtrak to Chicago Union Station
- Ave. Duration
- 2d 12h
- Frequency
- 3 times a week
- Estimated price
- $700–1,600
- Website
- Amtrak
Train from Ontario Amtrak to Chicago Union Station
- Ave. Duration
- 2d 12h
- Frequency
- 3 times a week
- Estimated price
- $700–1,600
- Website
- Amtrak
Train from Chicago Union Station to Baltimore Penn Station
- Ave. Duration
- 24h 46m
- Frequency
- 3 times a week
- Estimated price
- $250–550
- Website
- Amtrak
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- Greyhound
Bus from Montclair Transcenter to St Louis Bus Station
- Ave. Duration
- 39h 10m
- Frequency
- Once daily
- Estimated price
- $290–470
- Website
- Greyhound
Bus from St Louis Bus Station to Philadelphia Bus Station
- Ave. Duration
- 22h 25m
- Frequency
- 3 times a day
- Estimated price
- $140–230
- Website
- Greyhound
Bus from Philadelphia Bus Station to Baltimore Downtown Bus Station
- Ave. Duration
- 2h 5m
- Frequency
- Every 4 hours
- Estimated price
- $15–25
- Website
- Greyhound
Bus from Harrisburg Bus Station to Baltimore Downtown Bus Station
- Ave. Duration
- 1h 50m
- Frequency
- 4 times a week
- Estimated price
- $12–20
- Website
- Greyhound
- Ave. Duration
- 41 min
- Estimated price
- $110–140
Yellow Cab of the Inland Empire
- Phone
- +1 909 888 7777
Ontario Yellow Cab
- Phone
- +1 909 622 1234
Inland Empire Taxi Cab
- Phone
- +1 909 366 0000
JR;s Taxi Service
- Phone
- +1-909-262-9910
- Website
- jrtaxiservice.com
Want to know more about travelling around United States
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Booking & Getting There
Ontario to Maryland bus services, operated by Greyhound USA, arrive at St Louis Bus Station.
Maryland is 3h ahead of Ontario. It is currently 11:02 AM in Ontario and 2:02 PM in Maryland.
Ontario to Maryland train services, operated by Amtrak, arrive at Chicago Union Station.
Yes, the driving distance between Ontario to Maryland is 2596 miles. It takes approximately 42h 12m to drive from Ontario to Maryland.
There are 392+ hotels available in Maryland.








