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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario from C$ 322

YUL — ONT
11 Oct — 18 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Ontario

Sat 26/96:00 a.m. -
2 stops15h 41m
Tue 29/96:00 a.m. -
2 stops14h 27m
Deal found 8/9C$ 597
Thu 24/98:15 a.m. -
1 stop7h 31m
Tue 29/95:00 a.m. -
1 stop7h 29m
Deal found 9/9C$ 609
Fri 16/108:15 a.m. -
1 stop15h 43m
Thu 22/101:52 p.m. -
1 stop15h 24m
Deal found 9/9C$ 615
Sat 31/107:00 a.m. -
2 stops18h 12m
Sat 7/1112:16 p.m. -
1 stop8h 38m
Deal found 9/9C$ 616
Wed 18/111:10 p.m. -
2 stops10h 41m
Mon 23/115:00 a.m. -
1 stop9h 10m
Deal found 8/9C$ 620
Thu 3/1212:41 p.m. -
1 stop12h 15m
Tue 15/1212:20 p.m. -
1 stop8h 38m
Deal found 9/9C$ 623
Sat 31/107:00 a.m. -
2 stops18h 12m
Mon 9/1111:10 p.m. -
1 stop9h 27m
Deal found 8/9C$ 633
Sat 26/99:45 a.m. -
2 stops16h 14m
Tue 29/97:00 a.m. -
1 stop7h 30m
Deal found 8/9C$ 645
Thu 24/912:44 p.m. -
1 stop12h 40m
Sat 31/107:07 a.m. -
2 stops13h 18m
Deal found 10/9C$ 655

Find flight deals from Pierre Elliott Trudeau Intl to Ontario

Round-trip from

C$ 590

One-way from

C$ 322

Popular in

August

Cheapest in

January

Average price

C$ 656
Air Canada
  • Air Canada
  • 27/1-9/2
  • 2 total stops
  • 27h 52m total
  • Montreal to Ontario
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5/10-31/12
  • 5/10-31/12
  • 3 total stops
  • 37h 14m total
  • Montreal to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario that are best for you.

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MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

8:15 a.m.-12:50 p.m.

1 stop7h 35m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 345

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 19/2

12:45 p.m.-11:48 p.m.

2 stops14h 03m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 423

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Tue 27/10

6:00 a.m.-6:47 p.m.

1 stop15h 47m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 423

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

9:30 a.m.-10:24 p.m.

2 stops15h 54m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 430

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

8:15 a.m.-8:58 p.m.

1 stop15h 43m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 435

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 15/10

9:30 a.m.-9:54 p.m.

2 stops15h 24m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 450

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 25/9

8:10 a.m.-10:59 p.m.

1 stop17h 49m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 464

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Sun 20/9

8:15 a.m.-8:53 p.m.

1 stop15h 38m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 464

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

4:55 p.m.-10:59 p.m.

1 stop9h 04m

Ontario

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 506

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Wed 27/1

12:45 p.m.-10:14 p.m.

1 stop12h 29m

Ontario

Sat 27/2

12:00 p.m.-11:51 p.m.

1 stop8h 51m

C$ 609

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Pierre Elliott Trudeau Intl to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Pierre Elliott Trudeau Intl with our price prediction graph.
Estimated round-trip price

Related info for your journey

  • What airport do you fly into for flights to Ontario from Montreal Pierre Elliott Trudeau Intl?

    For a flight from Montreal Pierre Elliott Trudeau Intl to Ontario, you will be flying into Ontario. Ontario (ONT) is just 4.9 km from the centre of the city. Ontario is the only Ontario airport and it handles 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. 0 airlines have flights to Ontario from Montreal Pierre Elliott Trudeau Intl on a regular basis.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Ontario?

    There are many flights that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Ontario in 12h 29m. Fly via Delta or United Airlines to get the fastest option. There are 3899 km between Montreal Pierre Elliott Trudeau Intl Airport and Ontario. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Ontario that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Ontario.

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Ontario?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Certainly. Search results for flights to Ontario from Pierre Elliott Trudeau Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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