There are 10 ways to get from St. Louis to Ontario by plane, train (Amtrak), bus (Greyhound, Flixbus), car, or bus (Greyhound)
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly to Detroit
best- Fly from Lambert–St. Louis International Airport (STL) to Detroit (DTW)plane STL - DTW
4h 33m$607–1,308Fly to Toronto Pearson International Airport
cheapest- Fly from Lambert–St. Louis International Airport (STL) to Toronto Pearson International Airport (YYZ)plane STL - YYZ
5h 5m$122–616Train via Detroit
- Take the train from St. Louis to Chicago Union Stationtrain
- Take the train from Chicago Union Station to Detroittrain
- Take the train from Windsor to Toronto Union Stationtrain
16h 39m$329–818Bus via Indianapolis
- Take the bus from St Louis Bus Station to Indianapolis Union Stationbus
- Take the bus from Indianapolis, IN to Detroit, MIbus
- Take the bus from Detroit Bus Station to Torontobus
17h 55m$143–291Drive 1,201.9 km
- Drive from St. Louis to Torontocar 1,201.9 km
12h 57m$238–343Fly to Toronto Island Airport
- Fly from Lambert–St. Louis International Airport (STL) to Toronto Island Airport (YTZ)plane STL - YTZ
6h 23m$653–1,403Fly to Ottawa Macdonald-Cartier International Airport
- Fly from Lambert–St. Louis International Airport (STL) to Ottawa Macdonald-Cartier International Airport (YOW)plane STL - YOW
7h 33m$173–813Fly to London International Airport
- Fly from Lambert–St. Louis International Airport (STL) to London International Airport (YXU)plane STL - YXU
8h 27m$293–1,509Train
- Take the train from St. Louis to Chicago Union Stationtrain
- Take the train from Chicago Union Station to Buffalo Depew Stationtrain
- Take the train from Buffalo to Toronto Union Stationtrain
21h 32m$397–975Bus
- Take the bus from St Louis Bus Station to Pittsburgh Intermodal Stationbus
- Take the bus from Pittsburgh, Pa to Buffalo, Nybus 510
- Take the bus from Buffalo to Torontobus
25h 35m
St. Louis to Ontario by train and car
Questions & Answers
The cheapest way to get from St. Louis to Ontario is to bus via Indianapolis which costs $140 - $300 and takes 17h 55m.
The fastest way to get from St. Louis to Ontario is to fly which takes 4h 33m and costs $600 - $1,400.
No, there is no direct bus from St. Louis station to Ontario. However, there are services departing from St Louis Bus Station and arriving at Toronto via Indianapolis, IN and Detroit Bus Station. The journey, including transfers, takes approximately 17h 55m.
No, there is no direct train from St. Louis to Ontario station. However, there are services departing from St. Louis and arriving at Toronto Union Station via Chicago Union Station and Windsor. The journey, including transfers, takes approximately 16h 39m.
The distance between St. Louis and Ontario is 772 km. The road distance is 1201.9 km.
The best way to get from St. Louis to Ontario without a car is to bus via Indianapolis which takes 17h 55m and costs $140 - $300.
It takes approximately 4h 33m to get from St. Louis to Ontario, including transfers.
St. Louis to Ontario bus services, operated by Greyhound-us, depart from St Louis Bus Station.
St. Louis to Ontario train services, operated by Amtrak, depart from St. Louis station.
The best way to get from St. Louis to Ontario is to fly which takes 4h 33m and costs $600 - $1,400. Alternatively, you can train via Detroit, which costs $320 - $850 and takes 16h 39m, you could also bus via Indianapolis, which costs $140 - $300 and takes 17h 55m.
What companies run services between St. Louis, MO, USA and Ontario, Canada?
Delta and Southwest Airlines fly from Lambert–St. Louis International Airport (STL) to Detroit (DTW) every 4 hours. Alternatively, you can take a train from St. Louis to Toronto Union Station via Chicago Union Station, Detroit, and Windsor in around 16h 39m.
- Website
- united.com
Flights from Lambert–St. Louis International Airport to Toronto Pearson International Airport
- Ave. Duration
- 1h 57m
- When
- Every day
- Estimated price
- $110–600
Flights from Lambert–St. Louis International Airport to Toronto Pearson International Airport via Chicago O'Hare
- Ave. Duration
- 4h 32m
- When
- Every day
- Estimated price
- $110–600
Flights from Lambert–St. Louis International Airport to Toronto Island Airport via Washington Dulles
- Ave. Duration
- 4h 42m
- When
- Every day
- Estimated price
- $160–750
Flights from Lambert–St. Louis International Airport to Toronto Island Airport via Chicago O'Hare
- Ave. Duration
- 4h 27m
- When
- Every day
- Estimated price
- $120–650
Flights from Lambert–St. Louis International Airport to Toronto Island Airport via New York La Guardia
- Ave. Duration
- 5h 1m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $180–850
Flights from Lambert–St. Louis International Airport to Ottawa Macdonald-Cartier International Airport via Chicago O'Hare
- Ave. Duration
- 5h 11m
- When
- Every day
- Estimated price
- $160–800
Flights from Lambert–St. Louis International Airport to Ottawa Macdonald-Cartier International Airport via Washington Dulles
- Ave. Duration
- 4h 59m
- When
- Every day
- Estimated price
- $190–900
Flights from Lambert–St. Louis International Airport to Ottawa Macdonald-Cartier International Airport via Toronto Pearson International Airport
- Ave. Duration
- 5h 25m
- When
- Every day
- Estimated price
- $160–800
Flights from Lambert–St. Louis International Airport to Ottawa Macdonald-Cartier International Airport via Newark
- Ave. Duration
- 8h 53m
- When
- Every day
- Estimated price
- $200–900
Flights from Lambert–St. Louis International Airport to London International Airport via Toronto Pearson International Airport
- Ave. Duration
- 5h 30m
- When
- Every day
- Estimated price
- $290–1,500
Flights from Lambert–St. Louis International Airport to London International Airport via Chicago O'Hare, Toronto Pearson International Airport
- Ave. Duration
- 7h 37m
- When
- Every day
- Estimated price
- $300–1,500
- Website
- aircanada.com
Flights from Lambert–St. Louis International Airport to Toronto Pearson International Airport
- Ave. Duration
- 1h 57m
- When
- Every day
- Estimated price
- $110–600
Flights from Lambert–St. Louis International Airport to Toronto Pearson International Airport via Chicago O'Hare
- Ave. Duration
- 4h 32m
- When
- Every day
- Estimated price
- $110–600
Flights from Lambert–St. Louis International Airport to Toronto Island Airport via Chicago O'Hare
- Ave. Duration
- 4h 27m
- When
- Every day
- Estimated price
- $120–650
Flights from Lambert–St. Louis International Airport to Toronto Island Airport via Montreal
- Ave. Duration
- 6h 41m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $190–850
Flights from Lambert–St. Louis International Airport to Toronto Island Airport via New York La Guardia
- Ave. Duration
- 5h 1m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $180–850
Flights from Lambert–St. Louis International Airport to Ottawa Macdonald-Cartier International Airport via Montreal
- Ave. Duration
- 4h 19m
- When
- Every day
- Estimated price
- $180–850
Flights from Lambert–St. Louis International Airport to Ottawa Macdonald-Cartier International Airport via Chicago O'Hare
- Ave. Duration
- 5h 11m
- When
- Every day
- Estimated price
- $160–800
Flights from Lambert–St. Louis International Airport to Ottawa Macdonald-Cartier International Airport via Toronto Pearson International Airport
- Ave. Duration
- 5h 25m
- When
- Every day
- Estimated price
- $160–800
Flights from Lambert–St. Louis International Airport to London International Airport via Toronto Pearson International Airport
- Ave. Duration
- 5h 30m
- When
- Every day
- Estimated price
- $290–1,500
Flights from Lambert–St. Louis International Airport to London International Airport via Chicago O'Hare, Toronto Pearson International Airport
- Ave. Duration
- 7h 48m
- When
- Every day
- Estimated price
- $300–1,500
- Website
- southwest.com
Flights from Lambert–St. Louis International Airport to Detroit
- Ave. Duration
- 1h 30m
- When
- Every day
- Estimated price
- $130–800
Flights from Lambert–St. Louis International Airport to Detroit via Chicago Midway
- Ave. Duration
- 3h 26m
- When
- Every day
- Estimated price
- $140–800
Flights from Lambert–St. Louis International Airport to Detroit via Nashville
- Ave. Duration
- 3h 45m
- When
- Monday to Friday
- Estimated price
- $180–950
- Website
- delta.com
Flights from Lambert–St. Louis International Airport to Detroit
- Ave. Duration
- 1h 34m
- When
- Every day
- Estimated price
- $130–800
Flights from Lambert–St. Louis International Airport to Toronto Pearson International Airport via Detroit
- Ave. Duration
- 3h 48m
- When
- Every day
- Estimated price
- $110–600
- Website
- flyporter.com
Flights from Lambert–St. Louis International Airport to Toronto Island Airport via Chicago Midway
- Ave. Duration
- 3h 50m
- When
- Saturday, Tuesday, Wednesday, and Sunday
- Estimated price
- $280–1,400
Flights from Lambert–St. Louis International Airport to Toronto Island Airport via Nashville
- Ave. Duration
- 4h 45m
- When
- Tuesday, Wednesday, and Sunday
- Estimated price
- $310–1,400
Flights from Lambert–St. Louis International Airport to Toronto Island Airport via Chicago O'Hare
- Ave. Duration
- 4h 55m
- When
- Every day
- Estimated price
- $290–1,400
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from St. Louis to Chicago Union Station
- Ave. Duration
- 4h 55m
- Frequency
- 5 times a day
- Estimated price
- $120–260
- Website
- https://www.amtrak.com/home.html
Train from Chicago Union Station to Detroit
- Ave. Duration
- 5h 20m
- Frequency
- 3 times a day
- Estimated price
- $120–260
- Website
- https://www.amtrak.com/home.html
Train from St. Louis to Chicago Union Station
- Ave. Duration
- 4h 55m
- Frequency
- 5 times a day
- Estimated price
- $120–260
- Website
- https://www.amtrak.com/home.html
Train from Chicago Union Station to Buffalo Depew Station
- Ave. Duration
- 10h 23m
- Frequency
- Twice daily
- Estimated price
- $230–480
- Website
- https://www.amtrak.com/home.html
- Phone
- +1 888 842-7245
- Website
- viarail.ca
Train from Windsor to Toronto Union Station
- Ave. Duration
- 4h 10m
- Frequency
- 4 times a day
- Estimated price
- $80–300
- Website
- https://www.viarail.ca/en
- Escape
- $80–210
- Business
- $130–280
- Business Plus
- $140–300
- Economy
- $90–220
- Economy Plus
- $100–230
Train from Buffalo to Toronto Union Station
- Ave. Duration
- 4h 14m
- Frequency
- Once daily
- Estimated price
- $40–240
- Website
- https://www.viarail.ca/en
- Escape
- $40–130
- Business
- $85–230
- Business Plus
- $100–240
- Economy
- $45–140
- Economy Plus
- $50–150
- Website
- greyhound.com
Bus from St Louis Bus Station to Indianapolis Union Station
- Ave. Duration
- 4h 25m
- Frequency
- 3 times a day
- Schedules at
- greyhound.com
Bus from St Louis Bus Station to Pittsburgh Intermodal Station
- Ave. Duration
- 12h 55m
- Frequency
- 3 times a day
- Schedules at
- greyhound.com
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- greyhound.com
Bus from St Louis Bus Station to Indianapolis Union Station
- Ave. Duration
- 4h 25m
- Frequency
- 3 times a day
- Estimated price
- $50–110
- Website
- https://www.greyhound.com/
Bus from St Louis Bus Station to Pittsburgh Intermodal Station
- Ave. Duration
- 13h 55m
- Frequency
- 3 times a day
- Estimated price
- $130–260
- Website
- https://www.greyhound.com/
- Phone
- +1 888-378-3823
- [email protected]
- Website
- baronsbus.com
Bus from Indianapolis, IN to Detroit, MI
- Ave. Duration
- 5h 5m
- Frequency
- Once daily
- Estimated price
- $35–95
- Website
- https://baronsbus.com
- Website
- example.com
Bus from Indianapolis, IN to Detroit, MI
- Ave. Duration
- 5h 5m
- Frequency
- Once daily
- Schedules at
- example.com
- Phone
- +1 (855) 626-8585
- Website
- https://www.flixbus.com
Bus from Detroit Bus Station to Toronto
- Ave. Duration
- 6h 25m
- Frequency
- 4 times a day
- Estimated price
- $55–95
- Schedules at
- flixbus.com
- Website
- flixbus.com
Bus from Detroit Bus Station to Toronto
- Ave. Duration
- 6h 25m
- Frequency
- 4 times a day
- Schedules at
- flixbus.com
- Phone
- +1 800-858-8555
- Website
- trailways.com
Bus from Pittsburgh, Pa to Buffalo, Ny
- Ave. Duration
- 7h 50m
- Frequency
- Once daily
- Estimated price
- $60–260
- Website
- https://trailways.com
- Schedules at
- https://trailways.com/schedules/
- Saver
- $60–250
- Flexible
- $110–260
- Website
- example.com
Bus from Buffalo to Toronto
- Ave. Duration
- 2h 50m
- Frequency
- Twice daily
- Schedules at
- example.com
Want to know more about travelling around Canada
Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.
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More Questions & Answers
St. Louis to Ontario bus services, operated by Greyhound-us, arrive at Indianapolis Union Station.
Ontario is 1h ahead of St. Louis. It is currently 7:45 AM in St. Louis and 8:45 AM in Ontario.
St. Louis to Ontario train services, operated by Amtrak, arrive at Chicago Union Station.
Yes, the driving distance between St. Louis to Ontario is 1202 km. It takes approximately 12h 57m to drive from St. Louis to Ontario.
Book your St. Louis to Ontario train tickets online with Omio.
Book your St. Louis to Ontario bus tickets online with Omio.
There are 1950+ hotels available in Ontario.




















