WS4140WestJet · YYC → LAX
live · 51m ago
Route confirmed WestJet

WS4140 CalgaryYYC · 08:00 Los AngelesLAX

WS4140 by WestJet flies from Calgary (YYC) to Los Angeles (LAX) for the Sat, Nov 7 departure.

Right nowOn time · gate E94 · as of 06:24
08:00

departs YYC · on schedule

The route today

live boards
YYCCalgaryHigh riskYYC delay board →
LAXLos AngelesOn-time likelyLAX delay board →
YYC→LAXevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
38%Chance of 15+ min delay
1.9%Chance of cancellation
+6 minTypical airport delay in this weather

Conditions at YYC and LAX are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →

Tomorrow at Calgary

Forecast

Sun 8 Nov, local date

High15°Clikely 10°C to 19°C
Low4°Clikely 1°C to 6°C
  • Gusts to 35 kt

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Los Angeles

Forecast

Sun 8 Nov, local date

High28°Clikely 26°C to 31°C
Low17°Clikely 16°C to 18°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

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 Calgary to Los Angeles flights today

same route · WestJet
WS1020departs 09:50
WS1014departs 12:20
WS1022departs 14:45
WS1026departs 19:40
WS1024departs 19:55

If WS4140 is cancelled, these are the other WestJet nonstop flights from Calgary to Los Angeles on the same day, with scheduled departure times in YYC local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How WS4140 actually runs

Pro Flight Search has tracked every published board update for WS4140 across the YYC and LAX boards: schedule changes, gate pushes and actual clocks. Combined risk score: 51.5/100. Based on airport operations, weather, and cached board history at YYC and LAX.

The verdict above is that record speaking, so it reflects how WS4140 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around WS4140? 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: WS4140 Calgary to Los Angeles on-time performance, measured from the YYC and LAX airport boards.

Canonical URL
https://proflightsearch.com/flight/WS4140
How we measure this →