4Y77 CalgaryYYC · 16:50 Frankfurt am MainFRA · 10:15
4Y77 by Discover Airlines flies from Calgary (YYC) to Frankfurt am Main (FRA).
scheduled from YYC
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at YYC and FRA 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 departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How 4Y77 actually runs
Pro Flight Search has tracked every published board update for 4Y77 across the YYC and FRA boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: landed +13 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how 4Y77 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: DAIKE.
Board clocks recorded as YYC and FRA published them.
Planning around 4Y77? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — 4Y77 Calgary to Frankfurt am Main on-time performance, measured from the YYC and FRA airport boards.
https://proflightsearch.com/flight/4Y77
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