WS81WestJet · NRT → YYC
live · 12m ago
Route confirmed WestJet

WS81 TokyoNRT · 18:30 CalgaryYYC · 12:35

WS81 by WestJet flies from Tokyo (NRT) to Calgary (YYC) for the Fri, Oct 23 departure.

Right nowEn route to Calgary · off blocks 18:46 · 16 min late
En route

en route from NRT to YYC

En routeWS81 · position estimated
NRTTokyoYYCCalgary
Estimated from the boards

Board estimate · gate and arrival times. Off blocks 18:46 · typical taxi-out at NRT ≈ 8.4 min. No receiver coverage over open ocean.

Typical gate push+16 minmedian posted departure
Typical arrival−11 minmedian over 5 operations
Wins back in air~27 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 5 operations · gate push → arrival
0+35+69+104 min
10-23
+16 gate · −11 arrival
10-22
+104 gate · +50 arrival
10-21
+40 gate · +13 arrival
10-20
+12 gate · −29 arrival
10-19
+6 gate · −48 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 −11 min · 0 cancelled · 5 operations tracked

The route today

live boards
NRTTokyoOn-time likelyNRT delay board →
YYCCalgaryOn-time likelyYYC delay board →
NRT→YYCevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
34%Chance of 15+ min delay
3.6%Chance of cancellation
+5 minAvg hub delay right now

Driven mainly by YYC (Calgary), currently flying IFR (instrument). 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.

How WS81 actually runs

Pro Flight Search has tracked every published board update for WS81 across the NRT and YYC boards: schedule changes, gate pushes and actual clocks. Usually lands ~13 min late. Based on 4 confirmed landings · 3/4 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WS81 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
10-23NRT 18:30 18:46 (+16)YYC 12:40 12:29 (−11)
10-22NRT 18:30 20:14 (+104)YYC 12:40 13:30 (+50)
10-21NRT 18:30 19:10 (+40)YYC 12:40 12:53 (+13)
10-20NRT 18:30 18:42 (+12)YYC 12:40 12:11 (−29)
10-19NRT 18:30 18:36 (+6)YYC 12:40 11:52 (−48)

Aircraft

Recent tails: CGUDH, CGKKN, CGUDO, C-GUDO.

Board clocks recorded as NRT and YYC published them.

Planning around WS81? 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 — WS81 Tokyo to Calgary on-time performance, measured from the NRT and YYC airport boards.

Canonical URL
https://proflightsearch.com/flight/WS81
How we measure this →