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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Ontario from C$ 366

YUL — ONT
21 Oct — 28 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 14/117:10 a.m. -
2 stops18h 06m
Wed 18/1112:18 p.m. -
1 stop8h 30m
Deal found 21/9C$ 706
Thu 5/116:45 a.m. -
2 stops15h 43m
Thu 12/118:35 p.m. -
2 stops19h 22m
Deal found 21/9C$ 719
Sat 10/107:00 a.m. -
2 stops18h 11m
Sat 17/1012:16 p.m. -
1 stop8h 38m
Deal found 19/9C$ 734
Mon 2/114:45 p.m. -
2 stops22h 44m
Tue 3/114:17 p.m. -
2 stops18h 11m
Deal found 20/9C$ 735
Mon 5/1012:44 p.m. -
1 stop12h 40m
Tue 13/107:07 a.m. -
2 stops13h 18m
Deal found 18/9C$ 745
Wed 28/106:45 a.m. -
3 stops31h 31m
Tue 3/1110:35 a.m. -
3 stops35h 00m
Deal found 21/9C$ 748
Mon 9/115:25 p.m. -
2 stops19h 15m
Mon 16/118:35 p.m. -
3 stops19h 10m
Deal found 17/9C$ 752
Tue 13/108:00 p.m. -
1 stop17h 31m
Sat 17/105:25 p.m. -
1 stop10h 55m
Deal found 17/9C$ 755
Fri 11/124:49 p.m. -
2 stops10h 08m
Mon 14/1212:20 p.m. -
2 stops17h 28m
Deal found 19/9C$ 758
Sat 10/109:45 a.m. -
1 stop16h 04m
Sat 17/101:52 p.m. -
1 stop15h 24m
Deal found 19/9C$ 759
Mon 5/104:55 p.m. -
1 stop8h 54m
Mon 12/106:32 p.m. -
1 stop10h 44m
Deal found 19/9C$ 763

Find flight deals from Pierre Elliott Trudeau Intl to Ontario

Round-trip from

C$ 706

One-way from

C$ 366

Popular in

August

Cheapest in

January

Average price

C$ 754
United Airlines
  • United Airlines
  • 9/1-12/1
  • 4 total stops
  • 30h 00m total
  • Montreal to Ontario
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13/11-31/12
  • 13/11-31/12
  • 2 total stops
  • 15h 43m total
  • Montreal to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 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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Cheapest round-trip

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

7:10 a.m.-11:00 p.m.

2 stops18h 50m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 396

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Wed 20/1

9:28 a.m.-10:14 p.m.

2 stops15h 46m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 398

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Tue 2/2

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

1 stop12h 29m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 408

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

6:00 a.m.-9:40 p.m.

2 stops18h 40m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 425
Quickest round-trip

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 20/11

12:44 p.m.-9:57 p.m.

1 stop12h 13m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 425

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Sun 10/1

12:45 p.m.-10:48 p.m.

2 stops13h 03m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 428

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Fri 20/11

7:00 a.m.-9:40 p.m.

2 stops17h 40m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 433

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

6:10 a.m.-8:58 p.m.

2 stops17h 48m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 449

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Thu 22/10

9:45 a.m.-10:49 p.m.

1 stop16h 04m

Ontario

Wed 31/12

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

Nonstop0h 00m

C$ 460

MontrealOntario

YUL Montreal Pierre Elliott Trudeau Intl - ONT Ontario

YULONT

Montreal Pierre Elliott Trudeau Intl

Mon 12/10

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$ 467

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 22 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 13m. 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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