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Toronto to Montreal in October 2026 YHM, YTZ, YYZ → YHU, YUL

Hamilton Airport (YHM), Toronto City Centre Airport (YTZ), Pearson International Airport (YYZ) → St. Hubert Airport (YHU), Montreal-Pierre Elliott Trudeau International Airport (YUL)

For departures in October 2026, the cheapest return found recently is C$602 (US$425) with Air Canada, 20 Oct – 23 Oct, found today. The cheapest one-way found recently is C$164 (US$116) with Porter Airlines Canada, 28 Oct, found 21 hours ago.

Return

We hold return fares on only 1 departure date in October 2026, too few to say what one usually costs.

Cheapest return found recently

C$602 (US$425)

20 Oct – 23 Oct · Air Canada

Toronto City Centre Airport (YTZ) → Montreal-Pierre Elliott Trudeau International Airport (YUL)

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
20 Oct – 23 OctC$602 (US$425)Air Canadaout nonstop, back nonstopfound todaySee prices for these dates

Every date we hold

1 departure date

See every date as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct – 23 OctC$602 (US$425)Air CanadaToronto City Centre Airport (YTZ) → Montreal-Pierre Elliott Trudeau International Airport (YUL)out nonstop, back nonstopfound todaySee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from C$311 (US$220).

October 2026From C$602 (US$425)1 departure date20 Oct – 23 Oct · found todaySee prices for these dates
November 2026From C$311 (US$220)Cheapest seen4 departure dates16 Nov – 23 Nov · found 2 days agoSee prices for these dates
December 2026From C$372 (US$263)2 departure dates24 Dec – 27 Dec · found 18 hours agoSee prices for these dates

One-way

In October 2026, the cheapest one-way fare on each of 11 departure dates is usually C$164 (US$116) to C$180 (US$128). Across all 17 departure dates we hold on this route, it is usually C$163 (US$115) to C$181 (US$128). Of the 2 months with enough one-way fares to compare, October 2026 is usually the most expensive.

Cheapest one-way found recently

C$164 (US$116)

28 Oct · Porter Airlines Canada

Hamilton Airport (YHM) → St. Hubert Airport (YHU)

nonstop

found 21 hours ago

Open this tripCheck today's price

Cheapest we hold, of any age

C$140 (US$99)

22 Oct · Porter Airlines Canada

Hamilton Airport (YHM) → St. Hubert Airport (YHU)

nonstop

found 7 days ago

Open this tripCheck today's price

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
22 OctC$140 (US$99)Porter Airlines Canadanonstopfound 7 days agoOpen this trip
20 OctC$164 (US$116)Porter Airlines Canadanonstopfound 3 days agoOpen this trip
28 OctC$164 (US$116)Porter Airlines Canadanonstopfound 21 hours agoOpen this trip
27 OctC$164 (US$116)Porter Airlines Canadanonstopfound 2 days agoOpen this trip
26 OctC$166 (US$117)Porter Airlines Canadanonstopfound 3 days agoOpen this trip

Every date we hold

11 departure dates

20 Oct: C$164 (US$116), found 3 days ago21 Oct: C$181 (US$128), found 4 days ago22 Oct: C$140 (US$99), found 7 days ago23 Oct: C$180 (US$127), found 6 days ago24 Oct: C$180 (US$127), found 5 days ago25 Oct: C$176 (US$124), found 4 days ago26 Oct: C$166 (US$117), found 3 days ago27 Oct: C$164 (US$116), found 2 days ago28 Oct: C$164 (US$116), found 21 hours ago29 Oct: C$181 (US$128), found 6 days ago31 Oct: C$205 (US$145), found 3 days agoOct
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 OctC$164 (US$116)Porter Airlines CanadaToronto City Centre Airport (YTZ) → St. Hubert Airport (YHU)nonstopfound 3 days agoOpen this trip
21 OctC$181 (US$128)Porter Airlines CanadaToronto City Centre Airport (YTZ) → St. Hubert Airport (YHU)nonstopfound 4 days agoOpen this trip
22 OctC$140 (US$99)Porter Airlines CanadaHamilton Airport (YHM) → St. Hubert Airport (YHU)nonstopfound 7 days agoOpen this trip
23 OctC$180 (US$127)Porter Airlines CanadaToronto City Centre Airport (YTZ) → St. Hubert Airport (YHU)nonstopfound 6 days agoOpen this trip
24 OctC$180 (US$127)Porter Airlines CanadaHamilton Airport (YHM) → St. Hubert Airport (YHU)nonstopfound 5 days agoOpen this trip
25 OctC$176 (US$124)Porter Airlines CanadaPearson International Airport (YYZ) → Montreal-Pierre Elliott Trudeau International Airport (YUL)nonstopfound 4 days agoOpen this trip
26 OctC$166 (US$117)Porter Airlines CanadaToronto City Centre Airport (YTZ) → St. Hubert Airport (YHU)nonstopfound 3 days agoOpen this trip
27 OctC$164 (US$116)Porter Airlines CanadaHamilton Airport (YHM) → St. Hubert Airport (YHU)nonstopfound 2 days agoOpen this trip
28 OctC$164 (US$116)Porter Airlines CanadaHamilton Airport (YHM) → St. Hubert Airport (YHU)nonstopfound 21 hours agoOpen this trip
29 OctC$181 (US$128)Porter Airlines CanadaPearson International Airport (YYZ) → Montreal-Pierre Elliott Trudeau International Airport (YUL)nonstopfound 6 days agoOpen this trip
31 OctC$205 (US$145)Porter Airlines CanadaToronto City Centre Airport (YTZ) → St. Hubert Airport (YHU)nonstopfound 3 days agoOpen this trip

Which month looks cheapest?

November 2026 is the cheapest month — from C$133 (US$94).

October 2026From C$140 (US$99)11 departure dates22 Oct · found 7 days agoOpen this trip
November 2026From C$133 (US$94)Cheapest seen6 departure dates11 Nov · found 5 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days: the price the seller showed on Aviasales; bags may cost extra. Canadian dollars at the Bank of Canada rate of 2026-10-16, US dollars in brackets. Fares change, so check today's price before you book. How our prices work