DL7127 CalgaryYYC San FranciscoSFO · 21:55
DL7127 by Delta Air Lines flies from Calgary (YYC) to San Francisco (SFO) for the Wed, Aug 19 departure.
arrived at SFO · 14 min early
Where the minutes go
last 5 operations · gate push → arrivalThe 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 operationmedian arrival −10 min · 0 cancelled · 5 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at YYC and SFO 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 →
How DL7127 actually runs
Pro Flight Search has tracked every published board update for DL7127 across the YYC and SFO boards: schedule changes, gate pushes and actual clocks. Usually lands ~10 min early. Based on 5 confirmed landings · 3/5 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how DL7127 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as YYC and SFO published them.
Planning around DL7127? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL7127 Calgary to San Francisco on-time performance, measured from the YYC and SFO airport boards.
https://proflightsearch.com/flight/DL7127
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