There are 6 ways to get from Maine to Ontario by plane, bus, train, bus (Amtrak, Greyhound, Flixbus), or car
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 Ontario International Airport
best- Fly from Portland (PWM) to Ontario International Airport (ONT)plane PWM - ONT
8h 15m$200–800Fly to Los Angeles International Airport, train
cheapest- Fly from Portland (PWM) to Los Angeles International Airport (LAX)plane PWM - LAX
- Take the train from Los Angeles to Ontario Amtraktrain
10h 59m$186–678Bus, train via Springfield
- Take the bus from City of Portland to Springfield Union Stationbus
- Take the train from Springfield to Chicago Union Stationtrain
- Take the train from Chicago Union Station to Riversidetrain
2d 21h$1,631–2,746Bus
- Take the bus from Portland, ME to Boston, MA - South Stationbus
- Take the bus from Boston to Newark Penn Stationbus
- Take the bus from Newark Penn Station to St Louis Bus Stationbus
- Take the bus from St Louis Bus Station to Montclair Transcenterbus
3d 1h$565–891Drive 3,000 mi
- Drive from Portland to Ontariocar 3,000 mi
2d 1h$548–791Bus, train
- Take the bus from Portland, ME to Boston, MA - South Stationbus
- Take the train from Boston to Chicago Union Stationtrain
- Take the train from Chicago Union Station to Ontario Amtraktrain
3d 18h$1,973–3,249
Maine to Ontario by bus and train
Comparing Your Travel Options
The cheapest way to get from Maine to Ontario is to fly and train which costs $180 - $700 and takes 10h 59m.
The fastest way to get from Maine to Ontario is to fly which takes 8h 15m and costs $200 - $800.
No, there is no direct bus from Maine to Ontario. However, there are services departing from Portland Public Library and arriving at Mountain @ D Street via Portland, ME, Boston, Newark Penn Station, St Louis Bus Station and Montclair Transit Center. The journey, including transfers, takes approximately 3 days 1h.
The distance between Maine and Ontario is 2607 miles. The road distance is 3017.5 miles.
The best way to get from Maine to Ontario without a car is to bus and train via Springfield which takes 2 days 21h and costs $1,600 - $2,800.
It takes approximately 8h 15m to fly from Portland (PWM) to Ontario International Airport (ONT), including transfers and time at the airport.
Maine to Ontario bus services, operated by Concord Coach Lines, depart from Portland, ME station.
The best way to get from Maine to Ontario is to fly which takes 8h 15m and costs $200 - $800. Alternatively, you can bus, which costs $550 - $900 and takes 3 days 1h.
There is no direct flight from Portland Airport to Ontario International Airport Airport. The quickest flight takes 8h 15m and has one stopover.
Maine to Ontario bus services, operated by Concord Coach Lines, arrive at Boston, MA - South Station.
What companies run services between Maine, USA and Ontario, CA, USA?
Southwest Airlines, Delta, and two other airlines fly from Portland (PWM) to Ontario International Airport (ONT) 5 times a day. Alternatively, you can take a bus from Portland Public Library to Mountain @ D Street via Portland, ME, Boston, MA - South Station, Boston, Newark Penn Station, St Louis Bus Station, Montclair Transcenter, and Montclair Transit Center in around 3d 1h.
- Website
- aa.com
Flights from Portland to Ontario International Airport via Charlotte
- Ave. Duration
- 9h 11m
- When
- Monday and Saturday
- Estimated price
- $220–900
Flights from Portland to Ontario International Airport via Chicago O'Hare
- Ave. Duration
- 9h 14m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $200–800
Flights from Portland to Ontario International Airport via Dallas/Ft.Worth
- Ave. Duration
- 9h 16m
- When
- Monday, Thursday, and Friday
- Estimated price
- $210–850
Flights from Portland to Los Angeles International Airport via Dallas/Ft.Worth
- Ave. Duration
- 9h 15m
- When
- Monday, Thursday, Friday, and Sunday
- Estimated price
- $170–700
Flights from Portland to Los Angeles International Airport via Columbus
- Ave. Duration
- 8h 18m
- When
- Monday and Friday
- Estimated price
- $160–650
- Website
- delta.com
Flights from Portland to Ontario International Airport via Atlanta
- Ave. Duration
- 8h 21m
- When
- Every day
- Estimated price
- $220–900
Flights from Portland to Los Angeles International Airport via Detroit
- Ave. Duration
- 8h 27m
- When
- Every day
- Estimated price
- $150–650
Flights from Portland to Los Angeles International Airport via Minneapolis
- Ave. Duration
- 11h 45m
- When
- Every day
- Estimated price
- $160–650
- Website
- united.com
Flights from Portland to Ontario International Airport via Denver
- Ave. Duration
- 8h 28m
- When
- Every day
- Estimated price
- $200–800
Flights from Portland to Ontario International Airport via Chicago O'Hare
- Ave. Duration
- 13h 18m
- When
- Every day
- Estimated price
- $200–800
Flights from Portland to Los Angeles International Airport via Denver
- Ave. Duration
- 8h 25m
- When
- Every day
- Estimated price
- $150–650
- Website
- southwest.com
Flights from Portland to Ontario International Airport via Nashville
- Ave. Duration
- 8h 17m
- When
- Saturday, Monday, Thursday, and Friday
- Estimated price
- $210–850
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Springfield to Chicago Union Station
- Ave. Duration
- 19h 46m
- Frequency
- Once daily
- Estimated price
- $500–800
- Website
- Amtrak
Train from Chicago Union Station to Riverside
- Ave. Duration
- 41h 45m
- Frequency
- Once daily
- Estimated price
- $1,100–1,900
- Website
- Amtrak
Train from Los Angeles to Ontario Amtrak
- Ave. Duration
- 54 min
- Frequency
- 6 times a week
- Estimated price
- $20–35
- Website
- Amtrak
Train from Boston to Chicago Union Station
- Ave. Duration
- 22h 22m
- Frequency
- Once daily
- Estimated price
- $550–900
- Website
- Amtrak
Train from Chicago Union Station to Ontario Amtrak
- Ave. Duration
- 2d 15h
- Frequency
- 3 times a week
- Estimated price
- $1,400–2,300
- Website
- Amtrak
- Phone
- +1 (855) 626-8585
- Website
- Flixbus USA
Bus from City of Portland to Springfield Union Station
- Ave. Duration
- 4h 6m
- Frequency
- 6 times a week
- Estimated price
- $30–50
- Schedules at
- Flixbus USA
Bus from Boston to Newark Penn Station
- Ave. Duration
- 4h 50m
- Frequency
- 3 times a day
- Estimated price
- $40–65
- Schedules at
- Flixbus USA
- Phone
- +1 800 639 3317
- [email protected]
- Website
- Concord Coach Lines
Bus from Portland, ME to Boston, MA - South Station
- Ave. Duration
- 1h 55m
- Frequency
- Hourly
- Estimated price
- $23–35
- Website
- Concord Coach Lines
Bus from Portland, ME to Boston, MA - South Station
- Ave. Duration
- 1h 55m
- Frequency
- Hourly
- Estimated price
- $23–35
- Website
- Concord Coach Lines
Rome2Rio's guide to Amtrak Thruway
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Bus from Portland, ME to Boston, MA - South Station
- Ave. Duration
- 1h 55m
- Frequency
- Hourly
- Estimated price
- $21–45
- Website
- Amtrak
- Adult
- $21–45
Bus from Portland, ME to Boston, MA - South Station
- Ave. Duration
- 1h 55m
- Frequency
- Hourly
- Estimated price
- $21–45
- Website
- Amtrak
- Adult
- $21–45
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- Greyhound
Bus from Boston to Newark Penn Station
- Ave. Duration
- 5h 20m
- Frequency
- 4 times a day
- Estimated price
- $45–70
- Website
- Greyhound
Bus from Newark Penn Station to St Louis Bus Station
- Ave. Duration
- 21h 45m
- Frequency
- Once daily
- Estimated price
- $170–270
- Website
- Greyhound
Bus from St Louis Bus Station to Montclair Transcenter
- Ave. Duration
- 39h 35m
- Frequency
- Once daily
- Estimated price
- $330–500
- Website
- Greyhound
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Booking & Getting There
Ontario is 3h behind Maine. It is currently 7:55 PM in Maine and 4:55 PM in Ontario.
Yes, the driving distance between Maine to Ontario is 3018 miles. It takes approximately 2 days 1h to drive from Maine to Ontario.
Delta, Southwest Airlines, United Airlines and American Airlines offer flights from Portland Airport to Ontario International Airport Airport.
There are 251+ hotels available in Ontario.








