WS859WestJet · YUL → YYZ
live · 1h ago
Route confirmed WestJet

WS859 MontréalYUL · 06:45 TorontoYYZ · 08:15

WS859 by WestJet flies from Montréal (YUL) to Toronto (YYZ) for the Sun, Oct 11 departure.

Right nowLanded in Toronto · today
07:54

arrived at YYZ · 21 min early

⚖ WS859 typically leaves +18 and lands −15. The air wins minutes back.
Typical gate push+18 minmedian posted departure
Typical arrival−15 minmedian over 15 operations
Wins back in air~33 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 15tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-11
+16 gate · −21 arrival
10-10
+23 gate · −7 arrival
10-09
+18 gate · −20 arrival
10-08
+16 gate · −18 arrival
10-07
+16 gate · −20 arrival
10-06
+25 gate · −11 arrival
10-05
+16 gate · −16 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −15 min · 0 cancelled · 15 operations tracked

The route today

live boards
YULMontréalOn-time likelyYUL delay board →
YYZTorontoOn-time likelyYYZ delay board →
YUL→YYZevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
43%Chance of 15+ min delay
7.7%Chance of cancellation
+10 minAvg hub delay right now

Conditions at YUL and YYZ are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Montréal to Toronto flights today

same route · WestJet
WS817departs 17:45
WS4462departs 21:20

If WS859 is cancelled, these are the other WestJet nonstop flights from Montréal to Toronto on the same day, with scheduled departure times in YUL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WS859 actually runs

Pro Flight Search has tracked every published board update for WS859 across the YUL and YYZ boards: schedule changes, gate pushes and actual clocks. Usually lands ~5 min early. Based on 14 confirmed landings · 14/14 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WS859 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-11YUL 06:45 07:01 (+16)YYZ 08:15 07:54 (−21)
10-10YUL 06:45 07:08 (+23)YYZ 08:15 08:08 (−7)
10-09YUL 06:45 07:03 (+18)YYZ 08:15 07:55 (−20)
10-08YUL 06:45 07:01 (+16)YYZ 08:15 07:57 (−18)
10-07YUL 06:45 07:01 (+16)YYZ 08:15 07:55 (−20)
10-06YUL 06:45 07:10 (+25)YYZ 08:15 08:04 (−11)
10-05YUL 06:45 07:01 (+16)YYZ 08:15 07:59 (−16)
10-04YUL 06:45 07:05 (+20)YYZ 08:15 08:04 (−11)
10-03YUL 06:45 07:11 (+26)YYZ 08:15 08:10 (−5)
10-02YUL 06:45 07:04 (+19)YYZ 08:15 08:13 (−2)
10-01YUL 06:45 06:51 (+6)YYZ 08:15 08:10 (−5)
09-30YUL 06:45 07:01 (+16)YYZ 08:15 07:50 (−25)
09-29YUL 06:45 07:05 (+20)YYZ 08:15 08:01 (−14)
09-28YUL 06:45 07:06 (+21)YYZ 08:15 08:00 (−15)
09-27YUL 06:45 07:03 (+18)YYZ 08:15 07:50 (−25)

Aircraft

Recent tails: C-GRAG, C-FKWS, C-GFVE, C-GJKK.

Board clocks recorded as YUL and YYZ published them.

Planning around WS859? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — WS859 Montréal to Toronto on-time performance, measured from the YUL and YYZ airport boards.

Canonical URL
https://proflightsearch.com/flight/WS859
How we measure this →