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Flights from Montreal to Ontario
There are no direct flights from Montreal to Ontario. The fastest way is one stop via Dallas or Denver, about 7h 04m door to door (56 connections a week on current schedules).
No direct flights · 6 connection options From 7h 04m Prices checked 13 days ago
Montreal to Ontario at a glance
Cheapest returnCA$428Sat 5 Dec – Thu 31 DecFastest journey7h 04mVia Dallas, on current schedules
Nonstop flightsNoneConnect via Dallas or Denver
Best ways to fly from Montreal to Ontario
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
YMQ Dallas (DFW) ONT
Leg 1: Air Canada, American Airlines, Air Canada Rouge · Leg 2: American Airlines, Frontier Airlines
Tue16:00 YMQ18:30 DFW0h 45m connection19:15 DFW20:04 ONTAmerican Airlines
2Search
YMQ Denver (DEN) ONT
Leg 1: Air Canada · Leg 2: Frontier Airlines, Southwest Airlines, United Airlines
Mon08:45 YMQ10:43 DEN1h 02m connection11:45 DEN12:53 ONTAir Canada + United Airlines
3Search
YMQ San Francisco (SFO) ONT
Leg 1: Air Canada, United Airlines · Leg 2: Frontier Airlines, United Airlines
Tue08:30 YMQ11:25 SFO1h 35m connection13:00 SFO14:15 ONTAir Canada + United Airlines
4Search
YMQ Atlanta (ATL) ONT
Leg 1: Air Canada, Delta Air Lines · Leg 2: Delta Air Lines
Mon15:00 YMQ17:20 ATL3h 40m connection21:00 ATL22:10 ONTDelta Air Lines
5Search
YMQ Chicago (ORD) ONT
Leg 1: Air Canada, United Airlines, Envoy Air · Leg 2: United Airlines, Volaris
Sat13:30 YMQ14:36 ORD5h 39m connection20:15 ORD22:11 ONTAir Canada + United Airlines
6Search
YMQ Houston (IAH) ONT
Leg 1: Air Canada, Air Canada Rouge · Leg 2: Frontier Airlines, United Airlines
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 3,921 km2,435 miles
- Journey time
- 7h 04mon current schedules
- Time difference
- -3hOntario vs Montreal
- Currency in Ontario
- USD
- Airports
- YUL, YHU, YMX → ONT
Flights from Montreal to Ontario: questions answered
Are there direct flights from Montreal to Ontario?
No. There is no nonstop service, so you will connect, most easily in Dallas, Denver and San Francisco. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Montreal to Ontario?
With one connection the journey usually takes around 7h 04m, depending on the layover. The straight-line distance is 3,921 km.
Where do you change planes between Montreal and Ontario?
The best connecting points are Dallas (DFW), Denver (DEN), San Francisco (SFO) and Atlanta (ATL). Air Canada flies both legs via Dallas, so you can book it as one ticket.
Which airports serve Montreal and Ontario?
Montreal: Montreal / Pierre Elliott Trudeau International Airport (YUL), Montréal / Saint-Hubert Metropolitan Airport (YHU) and Montreal Mirabel International Airport (YMX). Ontario: Ontario International Airport (ONT).
What is the time difference between Montreal and Ontario?
Ontario is 3 hours behind Montreal.





