WS87WestJet · ICN → YYC
live · 49m ago
Route confirmed WestJet

WS87 SeoulICN · 20:45 CalgaryYYC · 16:15

WS87 by WestJet flies from Seoul (ICN) to Calgary (YYC) for the Thu, Aug 20 departure.

Right nowLanded in Calgary · today
16:10

arrived at YYC · 5 min early

⚖ WS87 typically leaves +18 and lands −2. The air wins minutes back.
Typical gate push+18 minmedian posted departure
Typical arrival−2 minmedian over 13 operations
Wins back in air~20 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 13tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+49+99+148 min
08-21
−5 arrival
08-20
+12 gate · −5 arrival
08-18
+18 gate · +2 arrival
08-17
+146 gate · +148 arrival
08-16
+48 gate · +35 arrival
08-15
+10 gate · −10 arrival
08-14
+10 gate · −2 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 −2 min · 0 cancelled · 13 operations tracked

The route today

live boards
ICNSeoulModerate riskICN delay board →
YYCCalgaryOn-time likelyYYC delay board →
ICN→YYCevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Early read, sample still building
28%Chance of 15+ min delay
5.5%Chance of cancellation
+8 minAvg hub delay right now

Conditions at ICN and YYC 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. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.

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 WS87 actually runs

Pro Flight Search has tracked every published board update for WS87 across the ICN and YYC boards: schedule changes, gate pushes and actual clocks. Usually lands ~7 min late. Based on 13 confirmed landings · 9/13 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how WS87 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
08-21ICN 20:45YYC 16:15 16:10 (−5)
08-20ICN 20:45 20:57 (+12)YYC 16:15 16:10 (−5)
08-18ICN 20:45 21:03 (+18)YYC 16:15 16:17 (+2)
08-17ICN 20:45 23:11 (+146)YYC 16:15 18:43 (+148)
08-16ICN 20:45 21:33 (+48)YYC 16:15 16:50 (+35)
08-15ICN 20:45 20:55 (+10)YYC 16:15 16:05 (−10)
08-14ICN 20:45 20:55 (+10)YYC 16:15 16:13 (−2)
08-13ICN 20:45 21:16 (+31)YYC 16:15 16:49 (+34)
08-11ICN 20:45 20:54 (+9)YYC 16:15 15:50 (−25)
08-10ICN 20:45 20:56 (+11)YYC 16:15 16:08 (−7)
08-09ICN 20:45 21:42 (+57)YYC 16:15 16:40 (+25)
08-08ICN 20:45 21:16 (+31)YYC 16:15 16:13 (−2)
08-07ICN 20:45 20:56 (+11)YYC 16:15 16:17 (+2)

Aircraft

Recent tails: C-GYRS, C-GURP, C-FAJA, C-GUDH.

Board clocks recorded as ICN and YYC published them.

Planning around WS87? 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 — WS87 Seoul to Calgary on-time performance, measured from the ICN and YYC airport boards.

Canonical URL
https://proflightsearch.com/flight/WS87
How we measure this →